diff options
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 31150 |
1 files changed, 31150 insertions, 0 deletions
diff --git a/configure b/configure new file mode 100755 index 0000000..7c13e42 --- /dev/null +++ b/configure @@ -0,0 +1,31150 @@ +#! /bin/sh +# Guess values for system-dependent variables and create Makefiles. +# Generated by GNU Autoconf 2.65 for GNU M4 1.4.14. +# +# Report bugs to <bug-m4@gnu.org>. +# +# +# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, +# 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# +# +# This configure script is free software; the Free Software Foundation +# gives unlimited permission to copy, distribute and modify it. +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +if test "x$CONFIG_SHELL" = x; then + as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which + # is contrary to our usage. Disable this feature. + alias -g '\${1+\"\$@\"}'='\"\$@\"' + setopt NO_GLOB_SUBST +else + case \`(set -o) 2>/dev/null\` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi +" + as_required="as_fn_return () { (exit \$1); } +as_fn_success () { as_fn_return 0; } +as_fn_failure () { as_fn_return 1; } +as_fn_ret_success () { return 0; } +as_fn_ret_failure () { return 1; } + +exitcode=0 +as_fn_success || { exitcode=1; echo as_fn_success failed.; } +as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; } +as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; } +as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; } +if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then : + +else + exitcode=1; echo positional parameters were not saved. +fi +test x\$exitcode = x0 || exit 1" + as_suggested=" as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO + as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO + eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" && + test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1 +test \$(( 1 + 1 )) = 2 || exit 1" + if (eval "$as_required") 2>/dev/null; then : + as_have_required=yes +else + as_have_required=no +fi + if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then : + +else + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +as_found=false +for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + as_found=: + case $as_dir in #( + /*) + for as_base in sh bash ksh sh5; do + # Try only shells that exist, to save several forks. + as_shell=$as_dir/$as_base + if { test -f "$as_shell" || test -f "$as_shell.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then : + CONFIG_SHELL=$as_shell as_have_required=yes + if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then : + break 2 +fi +fi + done;; + esac + as_found=false +done +$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } && + { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then : + CONFIG_SHELL=$SHELL as_have_required=yes +fi; } +IFS=$as_save_IFS + + + if test "x$CONFIG_SHELL" != x; then : + # We cannot yet assume a decent shell, so we have to provide a + # neutralization value for shells without unset; and this also + # works around shells that cannot unset nonexistent variables. + BASH_ENV=/dev/null + ENV=/dev/null + (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV + export CONFIG_SHELL + exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"} +fi + + if test x$as_have_required = xno; then : + $as_echo "$0: This script requires a shell more modern than all" + $as_echo "$0: the shells that I found on your system." + if test x${ZSH_VERSION+set} = xset ; then + $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should" + $as_echo "$0: be upgraded to zsh 4.3.4 or later." + else + $as_echo "$0: Please tell bug-autoconf@gnu.org and bug-m4@gnu.org +$0: about your system, including any error possibly output +$0: before this message. Then install a modern shell, or +$0: manually run the script under such a shell if you do +$0: have one." + fi + exit 1 +fi +fi +fi +SHELL=${CONFIG_SHELL-/bin/sh} +export SHELL +# Unset more variables known to interfere with behavior of common tools. +CLICOLOR_FORCE= GREP_OPTIONS= +unset CLICOLOR_FORCE GREP_OPTIONS + +## --------------------- ## +## M4sh Shell Functions. ## +## --------------------- ## +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir" + + +} # as_fn_mkdir_p +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +# as_fn_error ERROR [LINENO LOG_FD] +# --------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with status $?, using 1 if that was 0. +as_fn_error () +{ + as_status=$?; test $as_status -eq 0 && as_status=1 + if test "$3"; then + as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3 + fi + $as_echo "$as_me: error: $1" >&2 + as_fn_exit $as_status +} # as_fn_error + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + + + as_lineno_1=$LINENO as_lineno_1a=$LINENO + as_lineno_2=$LINENO as_lineno_2a=$LINENO + eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" && + test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || { + # Blame Lee E. McMahon (1931-1989) for sed's syntax. :-) + sed -n ' + p + /[$]LINENO/= + ' <$as_myself | + sed ' + s/[$]LINENO.*/&-/ + t lineno + b + :lineno + N + :loop + s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/ + t loop + s/-\n.*// + ' >$as_me.lineno && + chmod +x "$as_me.lineno" || + { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; } + + # Don't try to exec as it changes $[0], causing all sort of problems + # (the dirname of $[0] is not the place where we might find the + # original and so on. Autoconf is especially sensitive to this). + . "./$as_me.lineno" + # Exit status is that of the last command. + exit +} + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -p'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -p' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -p' + fi +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + +if test -x / >/dev/null 2>&1; then + as_test_x='test -x' +else + if ls -dL / >/dev/null 2>&1; then + as_ls_L_option=L + else + as_ls_L_option= + fi + as_test_x=' + eval sh -c '\'' + if test -d "$1"; then + test -d "$1/."; + else + case $1 in #( + -*)set "./$1";; + esac; + case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #(( + ???[sx]*):;;*)false;;esac;fi + '\'' sh + ' +fi +as_executable_p=$as_test_x + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +test -n "$DJDIR" || exec 7<&0 </dev/null +exec 6>&1 + +# Name of the host. +# hostname on some systems (SVR3.2, Linux) returns a bogus exit status, +# so uname gets run too. +ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q` + +# +# Initializations. +# +ac_default_prefix=/usr/local +ac_clean_files= +ac_config_libobj_dir=. +LIBOBJS= +cross_compiling=no +subdirs= +MFLAGS= +MAKEFLAGS= + +# Identity of this package. +PACKAGE_NAME='GNU M4' +PACKAGE_TARNAME='m4' +PACKAGE_VERSION='1.4.14' +PACKAGE_STRING='GNU M4 1.4.14' +PACKAGE_BUGREPORT='bug-m4@gnu.org' +PACKAGE_URL='http://www.gnu.org/software/m4/' + +ac_unique_file="src/m4.h" +# Factoring default headers for most tests. +ac_includes_default="\ +#include <stdio.h> +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif +#ifdef HAVE_SYS_STAT_H +# include <sys/stat.h> +#endif +#ifdef STDC_HEADERS +# include <stdlib.h> +# include <stddef.h> +#else +# ifdef HAVE_STDLIB_H +# include <stdlib.h> +# endif +#endif +#ifdef HAVE_STRING_H +# if !defined STDC_HEADERS && defined HAVE_MEMORY_H +# include <memory.h> +# endif +# include <string.h> +#endif +#ifdef HAVE_STRINGS_H +# include <strings.h> +#endif +#ifdef HAVE_INTTYPES_H +# include <inttypes.h> +#endif +#ifdef HAVE_STDINT_H +# include <stdint.h> +#endif +#ifdef HAVE_UNISTD_H +# include <unistd.h> +#endif" + +gl_use_threads_default= +ac_func_list= +ac_header_list= +gl_getopt_required=POSIX +gl_getopt_required=POSIX +ac_subst_vars='M4tests_LTLIBOBJS +M4tests_LIBOBJS +M4_LTLIBOBJS +M4_LIBOBJS +CONFIG_INCLUDE +am__EXEEXT_FALSE +am__EXEEXT_TRUE +LTLIBOBJS +LIBOBJS +LIBTESTS_LIBDEPS +LIBM4_LTLIBDEPS +LIBM4_LIBDEPS +abs_aux_dir +POSIX_SPAWN_PORTED_FALSE +POSIX_SPAWN_PORTED_TRUE +LOCALE_TR_UTF8 +REPLACE_ISWCNTRL +WCTYPE_H +HAVE_WCTYPE_H +NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H +NEXT_WCTYPE_H +HAVE_ISWCNTRL +HAVE_WINT_T +HAVE_WCHAR_H +NEXT_AS_FIRST_DIRECTIVE_WCHAR_H +NEXT_WCHAR_H +HAVE_UNISTD_H +NEXT_AS_FIRST_DIRECTIVE_UNISTD_H +NEXT_UNISTD_H +SYS_TIME_H_DEFINES_STRUCT_TIMESPEC +TIME_H_DEFINES_STRUCT_TIMESPEC +NEXT_AS_FIRST_DIRECTIVE_TIME_H +NEXT_TIME_H +REPLACE_TIMEGM +REPLACE_STRPTIME +REPLACE_NANOSLEEP +REPLACE_MKTIME +REPLACE_LOCALTIME_R +NEXT_AS_FIRST_DIRECTIVE_SYS_WAIT_H +NEXT_SYS_WAIT_H +NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H +NEXT_SYS_STAT_H +POW_LIB +NEXT_AS_FIRST_DIRECTIVE_STRING_H +NEXT_STRING_H +HAVE_RANDOM_H +NEXT_AS_FIRST_DIRECTIVE_STDLIB_H +NEXT_STDLIB_H +NEXT_AS_FIRST_DIRECTIVE_STDIO_H +NEXT_STDIO_H +STDINT_H +WINT_T_SUFFIX +WCHAR_T_SUFFIX +SIG_ATOMIC_T_SUFFIX +SIZE_T_SUFFIX +PTRDIFF_T_SUFFIX +HAVE_SIGNED_WINT_T +HAVE_SIGNED_WCHAR_T +HAVE_SIGNED_SIG_ATOMIC_T +BITSIZEOF_WINT_T +BITSIZEOF_WCHAR_T +BITSIZEOF_SIG_ATOMIC_T +BITSIZEOF_SIZE_T +BITSIZEOF_PTRDIFF_T +HAVE_SYS_BITYPES_H +HAVE_SYS_INTTYPES_H +HAVE_STDINT_H +NEXT_AS_FIRST_DIRECTIVE_STDINT_H +NEXT_STDINT_H +HAVE_SYS_TYPES_H +HAVE_INTTYPES_H +HAVE_UNSIGNED_LONG_LONG_INT +HAVE_LONG_LONG_INT +NEXT_AS_FIRST_DIRECTIVE_STDDEF_H +NEXT_STDDEF_H +STDDEF_H +HAVE_WCHAR_T +REPLACE_NULL +HAVE__BOOL +STDBOOL_H +NEXT_AS_FIRST_DIRECTIVE_STDARG_H +NEXT_STDARG_H +STDARG_H +HAVE_SPAWN_H +NEXT_AS_FIRST_DIRECTIVE_SPAWN_H +NEXT_SPAWN_H +NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H +NEXT_SIGNAL_H +HAVE_TYPE_VOLATILE_SIG_ATOMIC_T +HAVE_STRUCT_SIGACTION_SA_SIGACTION +HAVE_SIGACTION +HAVE_SIGINFO_T +HAVE_SIGSET_T +HAVE_POSIX_SIGNALBLOCKING +GNULIB_SIGACTION +GNULIB_SIGPROCMASK +GNULIB_SIGNAL_H_SIGPIPE +SCHED_H +HAVE_STRUCT_SCHED_PARAM +HAVE_SCHED_H +NEXT_AS_FIRST_DIRECTIVE_SCHED_H +NEXT_SCHED_H +REPLACE_POSIX_SPAWN +HAVE_POSIX_SPAWN_FILE_ACTIONS_T +HAVE_POSIX_SPAWNATTR_T +HAVE_POSIX_SPAWN +GNULIB_POSIX_SPAWNATTR_DESTROY +GNULIB_POSIX_SPAWNATTR_SETSIGMASK +GNULIB_POSIX_SPAWNATTR_GETSIGMASK +GNULIB_POSIX_SPAWNATTR_SETSIGDEFAULT +GNULIB_POSIX_SPAWNATTR_GETSIGDEFAULT +GNULIB_POSIX_SPAWNATTR_SETSCHEDPOLICY +GNULIB_POSIX_SPAWNATTR_GETSCHEDPOLICY +GNULIB_POSIX_SPAWNATTR_SETSCHEDPARAM +GNULIB_POSIX_SPAWNATTR_GETSCHEDPARAM +GNULIB_POSIX_SPAWNATTR_SETPGROUP +GNULIB_POSIX_SPAWNATTR_GETPGROUP +GNULIB_POSIX_SPAWNATTR_SETFLAGS +GNULIB_POSIX_SPAWNATTR_GETFLAGS +GNULIB_POSIX_SPAWNATTR_INIT +GNULIB_POSIX_SPAWN_FILE_ACTIONS_DESTROY +GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN +GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2 +GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE +GNULIB_POSIX_SPAWN_FILE_ACTIONS_INIT +GNULIB_POSIX_SPAWNP +GNULIB_POSIX_SPAWN +APPLE_UNIVERSAL_BUILD +UNDEFINE_STRTOK_R +REPLACE_STRTOK_R +REPLACE_STRSIGNAL +REPLACE_STRNDUP +REPLACE_STRERROR +REPLACE_STRCASESTR +REPLACE_STRSTR +REPLACE_STRDUP +REPLACE_MEMMEM +REPLACE_MEMCHR +HAVE_STRVERSCMP +HAVE_DECL_STRSIGNAL +HAVE_DECL_STRERROR +HAVE_DECL_STRTOK_R +HAVE_STRCASESTR +HAVE_STRSEP +HAVE_STRPBRK +HAVE_DECL_STRNLEN +HAVE_DECL_STRNDUP +HAVE_DECL_STRDUP +HAVE_STRCHRNUL +HAVE_STPNCPY +HAVE_STPCPY +HAVE_RAWMEMCHR +HAVE_DECL_MEMRCHR +HAVE_MEMPCPY +HAVE_DECL_MEMMEM +HAVE_MBSLEN +GNULIB_STRVERSCMP +GNULIB_STRSIGNAL +GNULIB_STRERROR +GNULIB_MBSTOK_R +GNULIB_MBSSEP +GNULIB_MBSSPN +GNULIB_MBSPBRK +GNULIB_MBSCSPN +GNULIB_MBSCASESTR +GNULIB_MBSPCASECMP +GNULIB_MBSNCASECMP +GNULIB_MBSCASECMP +GNULIB_MBSSTR +GNULIB_MBSRCHR +GNULIB_MBSCHR 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" >&6; } +if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +#ifndef $2 + (void) $2; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$3=yes" +else + eval "$3=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} + +} # ac_fn_c_check_decl + +# ac_fn_c_check_type LINENO TYPE VAR INCLUDES +# ------------------------------------------- +# Tests whether TYPE exists after having included INCLUDES, setting cache +# variable VAR accordingly. +ac_fn_c_check_type () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5 +$as_echo_n "checking for $2... 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Returns whether the value could be +# computed +ac_fn_c_compute_int () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + if test "$cross_compiling" = yes; then + # Depending upon the size, compute the lo and hi bounds. +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +static int test_array [1 - 2 * !(($2) >= 0)]; +test_array [0] = 0 + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_lo=0 ac_mid=0 + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +static int test_array [1 - 2 * !(($2) <= $ac_mid)]; +test_array [0] = 0 + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_hi=$ac_mid; break +else + as_fn_arith $ac_mid + 1 && ac_lo=$as_val + if test $ac_lo -le $ac_mid; then + ac_lo= ac_hi= + break + fi + as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + done +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +static int test_array [1 - 2 * !(($2) < 0)]; +test_array [0] = 0 + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_hi=-1 ac_mid=-1 + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +static int test_array [1 - 2 * !(($2) >= $ac_mid)]; +test_array [0] = 0 + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_lo=$ac_mid; break +else + as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val + if test $ac_mid -le $ac_hi; then + ac_lo= ac_hi= + break + fi + as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + done +else + ac_lo= ac_hi= +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +# Binary search between lo and hi bounds. +while test "x$ac_lo" != "x$ac_hi"; do + as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +static int test_array [1 - 2 * !(($2) <= $ac_mid)]; +test_array [0] = 0 + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_hi=$ac_mid +else + as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +done +case $ac_lo in #(( +?*) eval "$3=\$ac_lo"; ac_retval=0 ;; +'') ac_retval=1 ;; +esac + else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +static long int longval () { return $2; } +static unsigned long int ulongval () { return $2; } +#include <stdio.h> +#include <stdlib.h> +int +main () +{ + + FILE *f = fopen ("conftest.val", "w"); + if (! f) + return 1; + if (($2) < 0) + { + long int i = longval (); + if (i != ($2)) + return 1; + fprintf (f, "%ld", i); + } + else + { + unsigned long int i = ulongval (); + if (i != ($2)) + return 1; + fprintf (f, "%lu", i); + } + /* Do not output a trailing newline, as this causes \r\n confusion + on some platforms. */ + return ferror (f) || fclose (f) != 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + echo >>conftest.val; read $3 <conftest.val; ac_retval=0 +else + ac_retval=1 +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +rm -f conftest.val + + fi + eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;} + as_fn_set_status $ac_retval + +} # ac_fn_c_compute_int + +# ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES +# ---------------------------------------------------- +# Tries to find if the field MEMBER exists in type AGGR, after including +# INCLUDES, setting cache variable VAR accordingly. +ac_fn_c_check_member () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5 +$as_echo_n "checking for $2.$3... 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Don't cache a + # value for MKDIR_P within a source directory, because that will + # break other packages using the cache if that directory is + # removed, or if the value is a relative name. + MKDIR_P="$ac_install_sh -d" + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 +$as_echo "$MKDIR_P" >&6; } + + +mkdir_p="$MKDIR_P" +case $mkdir_p in + [\\/$]* | ?:[\\/]*) ;; + */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;; +esac + +for ac_prog in gawk mawk nawk awk +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... 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" >&6; } +set x ${MAKE-make} +ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'` +if { as_var=ac_cv_prog_make_${ac_make}_set; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat >conftest.make <<\_ACEOF +SHELL = /bin/sh +all: + @echo '@@@%%%=$(MAKE)=@@@%%%' +_ACEOF +# GNU make sometimes prints "make[1]: Entering...", which would confuse us. +case `${MAKE-make} -f conftest.make 2>/dev/null` in + *@@@%%%=?*=@@@%%%*) + eval ac_cv_prog_make_${ac_make}_set=yes;; + *) + eval ac_cv_prog_make_${ac_make}_set=no;; +esac +rm -f conftest.make +fi +if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + SET_MAKE= +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + SET_MAKE="MAKE=${MAKE-make}" +fi + +rm -rf .tst 2>/dev/null +mkdir .tst 2>/dev/null +if test -d .tst; then + am__leading_dot=. +else + am__leading_dot=_ +fi +rmdir .tst 2>/dev/null + +# Check whether --enable-silent-rules was given. +if test "${enable_silent_rules+set}" = set; then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in +yes) AM_DEFAULT_VERBOSITY=0;; +no) AM_DEFAULT_VERBOSITY=1;; +*) AM_DEFAULT_VERBOSITY=1;; +esac +AM_BACKSLASH='\' + +if test "`cd $srcdir && pwd`" != "`pwd`"; then + # Use -I$(srcdir) only when $(srcdir) != ., so that make's output + # is not polluted with repeated "-I." + am__isrc=' -I$(srcdir)' + # test to see if srcdir already configured + if test -f $srcdir/config.status; then + as_fn_error "source directory already configured; run \"make distclean\" there first" "$LINENO" 5 + fi +fi + +# test whether we have cygpath +if test -z "$CYGPATH_W"; then + if (cygpath --version) >/dev/null 2>/dev/null; then + CYGPATH_W='cygpath -w' + else + CYGPATH_W=echo + fi +fi + + +# Define the identity of the package. + PACKAGE='m4' + VERSION='1.4.14' + + +cat >>confdefs.h <<_ACEOF +#define PACKAGE "$PACKAGE" +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define VERSION "$VERSION" +_ACEOF + +# Some tools Automake needs. + +ACLOCAL=${ACLOCAL-"${am_missing_run}aclocal-${am__api_version}"} + + +AUTOCONF=${AUTOCONF-"${am_missing_run}autoconf"} + + +AUTOMAKE=${AUTOMAKE-"${am_missing_run}automake-${am__api_version}"} + + +AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} + + +MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} + +# We need awk for the "check" target. The system "awk" is bad on +# some platforms. +# Always define AMTAR for backward compatibility. + +AMTAR=${AMTAR-"${am_missing_run}tar"} + +am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -' + + + + + + + + + +ac_config_headers="$ac_config_headers lib/config.h:lib/config.hin" + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args. +set dummy ${ac_tool_prefix}gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="${ac_tool_prefix}gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$ac_cv_prog_CC"; then + ac_ct_CC=$CC + # Extract the first word of "gcc", so it can be a program name with args. +set dummy gcc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_CC="gcc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +else + CC="$ac_cv_prog_CC" +fi + +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args. +set dummy ${ac_tool_prefix}cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="${ac_tool_prefix}cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + fi +fi +if test -z "$CC"; then + # Extract the first word of "cc", so it can be a program name with args. +set dummy cc; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else + ac_prog_rejected=no +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then + ac_prog_rejected=yes + continue + fi + ac_cv_prog_CC="cc" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +if test $ac_prog_rejected = yes; then + # We found a bogon in the path, so make sure we never use it. + set dummy $ac_cv_prog_CC + shift + if test $# != 0; then + # We chose a different compiler from the bogus one. + # However, it has the same basename, so the bogon will be chosen + # first if we set CC to just the basename; use the full file name. + shift + ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@" + fi +fi +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +fi +if test -z "$CC"; then + if test -n "$ac_tool_prefix"; then + for ac_prog in cl.exe + do + # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args. +set dummy $ac_tool_prefix$ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$CC"; then + ac_cv_prog_CC="$CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_CC="$ac_tool_prefix$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +CC=$ac_cv_prog_CC +if test -n "$CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5 +$as_echo "$CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$CC" && break + done +fi +if test -z "$CC"; then + ac_ct_CC=$CC + for ac_prog in cl.exe +do + # Extract the first word of "$ac_prog", so it can be a program name with args. +set dummy $ac_prog; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... " >&6; } +if test "${ac_cv_prog_ac_ct_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_CC"; then + ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_CC="$ac_prog" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_CC=$ac_cv_prog_ac_ct_CC +if test -n "$ac_ct_CC"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5 +$as_echo "$ac_ct_CC" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + + test -n "$ac_ct_CC" && break +done + + if test "x$ac_ct_CC" = x; then + CC="" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + CC=$ac_ct_CC + fi +fi + +fi + + +test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "no acceptable C compiler found in \$PATH +See \`config.log' for more details." "$LINENO" 5; } + +# Provide some information about the compiler. +$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5 +set X $ac_compile +ac_compiler=$2 +for ac_option in --version -v -V -qversion; do + { { ac_try="$ac_compiler $ac_option >&5" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_compiler $ac_option >&5") 2>conftest.err + ac_status=$? + if test -s conftest.err; then + sed '10a\ +... rest of stderr output deleted ... + 10q' conftest.err >conftest.er1 + cat conftest.er1 >&5 + fi + rm -f conftest.er1 conftest.err + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } +done + +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out" +# Try to create an executable without -o first, disregard a.out. +# It will help us diagnose broken compilers, and finding out an intuition +# of exeext. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5 +$as_echo_n "checking whether the C compiler works... " >&6; } +ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'` + +# The possible output files: +ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*" + +ac_rmfiles= +for ac_file in $ac_files +do + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + * ) ac_rmfiles="$ac_rmfiles $ac_file";; + esac +done +rm -f $ac_rmfiles + +if { { ac_try="$ac_link_default" +case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_link_default") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then : + # Autoconf-2.13 could set the ac_cv_exeext variable to `no'. +# So ignore a value of `no', otherwise this would lead to `EXEEXT = no' +# in a Makefile. We should not override ac_cv_exeext if it was cached, +# so that the user can short-circuit this test for compilers unknown to +# Autoconf. +for ac_file in $ac_files '' +do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) + ;; + [ab].out ) + # We found the default executable, but exeext='' is most + # certainly right. + break;; + *.* ) + if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no; + then :; else + ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + fi + # We set ac_cv_exeext here because the later test for it is not + # safe: cross compilers may not add the suffix if given an `-o' + # argument, so we may need to know it at that point already. + # Even if this section looks crufty: it has the advantage of + # actually working. + break;; + * ) + break;; + esac +done +test "$ac_cv_exeext" = no && ac_cv_exeext= + +else + ac_file='' +fi +if test -z "$ac_file"; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +$as_echo "$as_me: failed program was:" >&5 +sed 's/^/| /' conftest.$ac_ext >&5 + +{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +{ as_fn_set_status 77 +as_fn_error "C compiler cannot create executables +See \`config.log' for more details." "$LINENO" 5; }; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5 +$as_echo_n "checking for C compiler default output file name... " >&6; } +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5 +$as_echo "$ac_file" >&6; } +ac_exeext=$ac_cv_exeext + +rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out +ac_clean_files=$ac_clean_files_save +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5 +$as_echo_n "checking for suffix of executables... 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For instance with Cygwin, `ls conftest' will +# work properly (i.e., refer to `conftest.exe'), while it won't with +# `rm'. +for ac_file in conftest.exe conftest conftest.*; do + test -f "$ac_file" || continue + case $ac_file in + *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;; + *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'` + break;; + * ) break;; + esac +done +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "cannot compute suffix of executables: cannot compile and link +See \`config.log' for more details." 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"$LINENO" 5; } + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5 +$as_echo "$cross_compiling" >&6; } + +rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out +ac_clean_files=$ac_clean_files_save +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5 +$as_echo_n "checking for suffix of object files... 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Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c89" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c89" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +$as_echo "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno; then : + +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +DEPDIR="${am__leading_dot}deps" + +ac_config_commands="$ac_config_commands depfiles" + + +am_make=${MAKE-make} +cat > confinc << 'END' +am__doit: + @echo this is the am__doit target +.PHONY: am__doit +END +# If we don't find an include directive, just comment out the code. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for style of include used by $am_make" >&5 +$as_echo_n "checking for style of include used by $am_make... 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It turns out that the SunPro C++ compiler does not properly + # handle `-M -o', and we need to detect this. Also, some Intel + # versions had trouble with output in subdirs + am__obj=sub/conftest.${OBJEXT-o} + am__minus_obj="-o $am__obj" + case $depmode in + gcc) + # This depmode causes a compiler race in universal mode. + test "$am__universal" = false || continue + ;; + nosideeffect) + # after this tag, mechanisms are not by side-effect, so they'll + # only be used when explicitly requested + if test "x$enable_dependency_tracking" = xyes; then + continue + else + break + fi + ;; + msvisualcpp | msvcmsys) + # This compiler won't grok `-c -o', but also, the minuso test has + # not run yet. 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So we grep stderr for any message + # that says an option was ignored or not supported. + # When given -MP, icc 7.0 and 7.1 complain thusly: + # icc: Command line warning: ignoring option '-M'; no argument required + # The diagnosis changed in icc 8.0: + # icc: Command line remark: option '-MP' not supported + if (grep 'ignoring option' conftest.err || + grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else + am_cv_CC_dependencies_compiler_type=$depmode + break + fi + fi + done + + cd .. + rm -rf conftest.dir +else + am_cv_CC_dependencies_compiler_type=none +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_CC_dependencies_compiler_type" >&5 +$as_echo "$am_cv_CC_dependencies_compiler_type" >&6; } +CCDEPMODE=depmode=$am_cv_CC_dependencies_compiler_type + + if + test "x$enable_dependency_tracking" != xno \ + && test "$am_cv_CC_dependencies_compiler_type" = gcc3; then + am__fastdepCC_TRUE= + am__fastdepCC_FALSE='#' +else + am__fastdepCC_TRUE='#' + am__fastdepCC_FALSE= +fi + + +if test -n "$ac_tool_prefix"; then + # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args. +set dummy ${ac_tool_prefix}ranlib; ac_word=$2 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +$as_echo_n "checking for $ac_word... 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" >&6; } +if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -n "$ac_ct_RANLIB"; then + ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test. +else +as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_exec_ext in '' $ac_executable_extensions; do + if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then + ac_cv_prog_ac_ct_RANLIB="ranlib" + $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + +fi +fi +ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB +if test -n "$ac_ct_RANLIB"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5 +$as_echo "$ac_ct_RANLIB" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + if test "x$ac_ct_RANLIB" = x; then + RANLIB=":" + else + case $cross_compiling:$ac_tool_warned in +yes:) +{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5 +$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;} +ac_tool_warned=yes ;; +esac + RANLIB=$ac_ct_RANLIB + fi +else + RANLIB="$ac_cv_prog_RANLIB" +fi + +if test "x$CC" != xcc; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC and cc understand -c and -o together" >&5 +$as_echo_n "checking whether $CC and cc understand -c and -o together... " >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cc understands -c and -o together" >&5 +$as_echo_n "checking whether cc understands -c and -o together... " >&6; } +fi +set dummy $CC; ac_cc=`$as_echo "$2" | + sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'` +if { as_var=ac_cv_prog_cc_${ac_cc}_c_o; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +# Make sure it works both with $CC and with simple cc. +# We do the test twice because some compilers refuse to overwrite an +# existing .o file with -o, though they will create one. +ac_try='$CC -c conftest.$ac_ext -o conftest2.$ac_objext >&5' +rm -f conftest2.* +if { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && + test -f conftest2.$ac_objext && { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; +then + eval ac_cv_prog_cc_${ac_cc}_c_o=yes + if test "x$CC" != xcc; then + # Test first that cc exists at all. + if { ac_try='cc -c conftest.$ac_ext >&5' + { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; }; then + ac_try='cc -c conftest.$ac_ext -o conftest2.$ac_objext >&5' + rm -f conftest2.* + if { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && + test -f conftest2.$ac_objext && { { case "(($ac_try" in + *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;; + *) ac_try_echo=$ac_try;; +esac +eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\"" +$as_echo "$ac_try_echo"; } >&5 + (eval "$ac_try") 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; + then + # cc works too. + : + else + # cc exists but doesn't like -o. + eval ac_cv_prog_cc_${ac_cc}_c_o=no + fi + fi + fi +else + eval ac_cv_prog_cc_${ac_cc}_c_o=no +fi +rm -f core conftest* + +fi +if eval test \$ac_cv_prog_cc_${ac_cc}_c_o = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + +$as_echo "#define NO_MINUS_C_MINUS_O 1" >>confdefs.h + +fi + +# FIXME: we rely on the cache variable name because +# there is no other way. +set dummy $CC +am_cc=`echo $2 | sed 's/[^a-zA-Z0-9_]/_/g;s/^[0-9]/_/'` +eval am_t=\$ac_cv_prog_cc_${am_cc}_c_o +if test "$am_t" != yes; then + # Losing compiler, so override with the script. + # FIXME: It is wrong to rewrite CC. + # But if we don't then we get into trouble of one sort or another. + # A longer-term fix would be to have automake use am__CC in this case, + # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)" + CC="$am_aux_dir/compile $CC" +fi + + +# Make sure we can run config.sub. +$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 || + as_fn_error "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5 + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5 +$as_echo_n "checking build system type... " >&6; } +if test "${ac_cv_build+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_build_alias=$build_alias +test "x$ac_build_alias" = x && + ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"` +test "x$ac_build_alias" = x && + as_fn_error "cannot guess build type; you must specify one" "$LINENO" 5 +ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` || + as_fn_error "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5 + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5 +$as_echo "$ac_cv_build" >&6; } +case $ac_cv_build in +*-*-*) ;; +*) as_fn_error "invalid value of canonical build" "$LINENO" 5;; +esac +build=$ac_cv_build +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_build +shift +build_cpu=$1 +build_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +build_os=$* +IFS=$ac_save_IFS +case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5 +$as_echo_n "checking host system type... " >&6; } +if test "${ac_cv_host+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "x$host_alias" = x; then + ac_cv_host=$ac_cv_build +else + ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` || + as_fn_error "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5 +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5 +$as_echo "$ac_cv_host" >&6; } +case $ac_cv_host in +*-*-*) ;; +*) as_fn_error "invalid value of canonical host" "$LINENO" 5;; +esac +host=$ac_cv_host +ac_save_IFS=$IFS; IFS='-' +set x $ac_cv_host +shift +host_cpu=$1 +host_vendor=$2 +shift; shift +# Remember, the first character of IFS is used to create $*, +# except with old shells: +host_os=$* +IFS=$ac_save_IFS +case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac + + + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5 +$as_echo_n "checking how to run the C preprocessor... " >&6; } +# On Suns, sometimes $CPP names a directory. +if test -n "$CPP" && test -d "$CPP"; then + CPP= +fi +if test -z "$CPP"; then + if test "${ac_cv_prog_CPP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # Double quotes because CPP needs to be expanded + for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp" + do + ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + break +fi + + done + ac_cv_prog_CPP=$CPP + +fi + CPP=$ac_cv_prog_CPP +else + ac_cv_prog_CPP=$CPP +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5 +$as_echo "$CPP" >&6; } +ac_preproc_ok=false +for ac_c_preproc_warn_flag in '' yes +do + # Use a header file that comes with gcc, so configuring glibc + # with a fresh cross-compiler works. + # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since + # <limits.h> exists even on freestanding compilers. + # On the NeXT, cc -E runs the code through the compiler's parser, + # not just through cpp. "Syntax error" is here to catch this case. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __STDC__ +# include <limits.h> +#else +# include <assert.h> +#endif + Syntax error +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + +else + # Broken: fails on valid input. +continue +fi +rm -f conftest.err conftest.$ac_ext + + # OK, works on sane cases. Now check whether nonexistent headers + # can be detected and how. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ac_nonexistent.h> +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + # Broken: success on invalid input. +continue +else + # Passes both tests. +ac_preproc_ok=: +break +fi +rm -f conftest.err conftest.$ac_ext + +done +# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped. +rm -f conftest.err conftest.$ac_ext +if $ac_preproc_ok; then : + +else + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "C preprocessor \"$CPP\" fails sanity check +See \`config.log' for more details." "$LINENO" 5; } +fi + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if test "${ac_cv_path_GREP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if test "${ac_cv_path_EGREP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5 +$as_echo_n "checking for ANSI C header files... " >&6; } +if test "${ac_cv_header_stdc+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <float.h> + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdc=yes +else + ac_cv_header_stdc=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +if test $ac_cv_header_stdc = yes; then + # SunOS 4.x string.h does not declare mem*, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "memchr" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "free" >/dev/null 2>&1; then : + +else + ac_cv_header_stdc=no +fi +rm -f conftest* + +fi + +if test $ac_cv_header_stdc = yes; then + # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <ctype.h> +#include <stdlib.h> +#if ((' ' & 0x0FF) == 0x020) +# define ISLOWER(c) ('a' <= (c) && (c) <= 'z') +# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) +#else +# define ISLOWER(c) \ + (('a' <= (c) && (c) <= 'i') \ + || ('j' <= (c) && (c) <= 'r') \ + || ('s' <= (c) && (c) <= 'z')) +# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c)) +#endif + +#define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) +int +main () +{ + int i; + for (i = 0; i < 256; i++) + if (XOR (islower (i), ISLOWER (i)) + || toupper (i) != TOUPPER (i)) + return 2; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + ac_cv_header_stdc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5 +$as_echo "$ac_cv_header_stdc" >&6; } +if test $ac_cv_header_stdc = yes; then + +$as_echo "#define STDC_HEADERS 1" >>confdefs.h + +fi + +# On IRIX 5.3, sys/types and inttypes.h are conflicting. +for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \ + inttypes.h stdint.h unistd.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + + + + + ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default" +if test "x$ac_cv_header_minix_config_h" = x""yes; then : + MINIX=yes +else + MINIX= +fi + + + if test "$MINIX" = yes; then + +$as_echo "#define _POSIX_SOURCE 1" >>confdefs.h + + +$as_echo "#define _POSIX_1_SOURCE 2" >>confdefs.h + + +$as_echo "#define _MINIX 1" >>confdefs.h + + fi + + case "$host_os" in + hpux*) + +$as_echo "#define _XOPEN_SOURCE 500" >>confdefs.h + + ;; + esac + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5 +$as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; } +if test "${ac_cv_safe_to_define___extensions__+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +# define __EXTENSIONS__ 1 + $ac_includes_default +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_safe_to_define___extensions__=yes +else + ac_cv_safe_to_define___extensions__=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_safe_to_define___extensions__" >&5 +$as_echo "$ac_cv_safe_to_define___extensions__" >&6; } + test $ac_cv_safe_to_define___extensions__ = yes && + $as_echo "#define __EXTENSIONS__ 1" >>confdefs.h + + $as_echo "#define _ALL_SOURCE 1" >>confdefs.h + + $as_echo "#define _GNU_SOURCE 1" >>confdefs.h + + $as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h + + $as_echo "#define _TANDEM_SOURCE 1" >>confdefs.h + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGEFILE_SOURCE value needed for large files" >&5 +$as_echo_n "checking for _LARGEFILE_SOURCE value needed for large files... " >&6; } +if test "${ac_cv_sys_largefile_source+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> /* for off_t */ + #include <stdio.h> +int +main () +{ +int (*fp) (FILE *, off_t, int) = fseeko; + return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_sys_largefile_source=no; break +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGEFILE_SOURCE 1 +#include <sys/types.h> /* for off_t */ + #include <stdio.h> +int +main () +{ +int (*fp) (FILE *, off_t, int) = fseeko; + return fseeko (stdin, 0, 0) && fp (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_sys_largefile_source=1; break +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + ac_cv_sys_largefile_source=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_source" >&5 +$as_echo "$ac_cv_sys_largefile_source" >&6; } +case $ac_cv_sys_largefile_source in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGEFILE_SOURCE $ac_cv_sys_largefile_source +_ACEOF +;; +esac +rm -rf conftest* + +# We used to try defining _XOPEN_SOURCE=500 too, to work around a bug +# in glibc 2.1.3, but that breaks too many other things. +# If you want fseeko and ftello with glibc, upgrade to a fixed glibc. +if test $ac_cv_sys_largefile_source != unknown; then + +$as_echo "#define HAVE_FSEEKO 1" >>confdefs.h + +fi + + + + + # IEEE behaviour is the default on all CPUs except Alpha and SH + # (according to the test results of Bruno Haible's ieeefp/fenv_default.m4 + # and the GCC 4.1.2 manual). + case "$host_cpu" in + alpha*) + # On Alpha systems, a compiler option provides the behaviour. + # See the ieee(3) manual page, also available at + # <http://h30097.www3.hp.com/docs/base_doc/DOCUMENTATION/V51B_HTML/MAN/MAN3/0600____.HTM> + if test -n "$GCC"; then + # GCC has the option -mieee. + CPPFLAGS="$CPPFLAGS -mieee" + else + # Compaq (ex-DEC) C has the option -ieee. + CPPFLAGS="$CPPFLAGS -ieee" + fi + ;; + sh*) + if test -n "$GCC"; then + # GCC has the option -mieee. + CPPFLAGS="$CPPFLAGS -mieee" + fi + ;; + esac + + case $ac_cv_prog_cc_stdc in #( + no) : + ac_cv_prog_cc_c99=no; ac_cv_prog_cc_c89=no ;; #( + *) : + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C99" >&5 +$as_echo_n "checking for $CC option to accept ISO C99... " >&6; } +if test "${ac_cv_prog_cc_c99+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c99=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +#include <stdbool.h> +#include <stdlib.h> +#include <wchar.h> +#include <stdio.h> + +// Check varargs macros. These examples are taken from C99 6.10.3.5. +#define debug(...) fprintf (stderr, __VA_ARGS__) +#define showlist(...) puts (#__VA_ARGS__) +#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__)) +static void +test_varargs_macros (void) +{ + int x = 1234; + int y = 5678; + debug ("Flag"); + debug ("X = %d\n", x); + showlist (The first, second, and third items.); + report (x>y, "x is %d but y is %d", x, y); +} + +// Check long long types. +#define BIG64 18446744073709551615ull +#define BIG32 4294967295ul +#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0) +#if !BIG_OK + your preprocessor is broken; +#endif +#if BIG_OK +#else + your preprocessor is broken; +#endif +static long long int bignum = -9223372036854775807LL; +static unsigned long long int ubignum = BIG64; + +struct incomplete_array +{ + int datasize; + double data[]; +}; + +struct named_init { + int number; + const wchar_t *name; + double average; +}; + +typedef const char *ccp; + +static inline int +test_restrict (ccp restrict text) +{ + // See if C++-style comments work. + // Iterate through items via the restricted pointer. + // Also check for declarations in for loops. + for (unsigned int i = 0; *(text+i) != '\0'; ++i) + continue; + return 0; +} + +// Check varargs and va_copy. +static void +test_varargs (const char *format, ...) +{ + va_list args; + va_start (args, format); + va_list args_copy; + va_copy (args_copy, args); + + const char *str; + int number; + float fnumber; + + while (*format) + { + switch (*format++) + { + case 's': // string + str = va_arg (args_copy, const char *); + break; + case 'd': // int + number = va_arg (args_copy, int); + break; + case 'f': // float + fnumber = va_arg (args_copy, double); + break; + default: + break; + } + } + va_end (args_copy); + va_end (args); +} + +int +main () +{ + + // Check bool. + _Bool success = false; + + // Check restrict. + if (test_restrict ("String literal") == 0) + success = true; + char *restrict newvar = "Another string"; + + // Check varargs. + test_varargs ("s, d' f .", "string", 65, 34.234); + test_varargs_macros (); + + // Check flexible array members. + struct incomplete_array *ia = + malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10)); + ia->datasize = 10; + for (int i = 0; i < ia->datasize; ++i) + ia->data[i] = i * 1.234; + + // Check named initializers. + struct named_init ni = { + .number = 34, + .name = L"Test wide string", + .average = 543.34343, + }; + + ni.number = 58; + + int dynamic_array[ni.number]; + dynamic_array[ni.number - 1] = 543; + + // work around unused variable warnings + return (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == 'x' + || dynamic_array[ni.number - 1] != 543); + + ; + return 0; +} +_ACEOF +for ac_arg in '' -std=gnu99 -std=c99 -c99 -AC99 -xc99=all -qlanglvl=extc99 +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c99=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c99" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c99" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c99" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5 +$as_echo "$ac_cv_prog_cc_c99" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c99" != xno; then : + ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99 +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5 +$as_echo_n "checking for $CC option to accept ISO C89... " >&6; } +if test "${ac_cv_prog_cc_c89+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_prog_cc_c89=no +ac_save_CC=$CC +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +#include <stdio.h> +#include <sys/types.h> +#include <sys/stat.h> +/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */ +struct buf { int x; }; +FILE * (*rcsopen) (struct buf *, struct stat *, int); +static char *e (p, i) + char **p; + int i; +{ + return p[i]; +} +static char *f (char * (*g) (char **, int), char **p, ...) +{ + char *s; + va_list v; + va_start (v,p); + s = g (p, va_arg (v,int)); + va_end (v); + return s; +} + +/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has + function prototypes and stuff, but not '\xHH' hex character constants. + These don't provoke an error unfortunately, instead are silently treated + as 'x'. The following induces an error, until -std is added to get + proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an + array size at least. It's necessary to write '\x00'==0 to get something + that's true only with -std. */ +int osf4_cc_array ['\x00' == 0 ? 1 : -1]; + +/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters + inside strings and character constants. */ +#define FOO(x) 'x' +int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1]; + +int test (int i, double x); +struct s1 {int (*f) (int a);}; +struct s2 {int (*f) (double a);}; +int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int); +int argc; +char **argv; +int +main () +{ +return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]; + ; + return 0; +} +_ACEOF +for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \ + -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__" +do + CC="$ac_save_CC $ac_arg" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_prog_cc_c89=$ac_arg +fi +rm -f core conftest.err conftest.$ac_objext + test "x$ac_cv_prog_cc_c89" != "xno" && break +done +rm -f conftest.$ac_ext +CC=$ac_save_CC + +fi +# AC_CACHE_VAL +case "x$ac_cv_prog_cc_c89" in + x) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; + xno) + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; + *) + CC="$CC $ac_cv_prog_cc_c89" + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5 +$as_echo "$ac_cv_prog_cc_c89" >&6; } ;; +esac +if test "x$ac_cv_prog_cc_c89" != xno; then : + ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89 +else + ac_cv_prog_cc_stdc=no +fi + +fi + ;; +esac + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO Standard C" >&5 +$as_echo_n "checking for $CC option to accept ISO Standard C... " >&6; } + if test "${ac_cv_prog_cc_stdc+set}" = set; then : + $as_echo_n "(cached) " >&6 +fi + + case $ac_cv_prog_cc_stdc in #( + no) : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5 +$as_echo "unsupported" >&6; } ;; #( + '') : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5 +$as_echo "none needed" >&6; } ;; #( + *) : + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_stdc" >&5 +$as_echo "$ac_cv_prog_cc_stdc" >&6; } ;; +esac + + + + + + + # Check whether --enable-threads was given. +if test "${enable_threads+set}" = set; then : + enableval=$enable_threads; gl_use_threads=$enableval +else + if test -n "$gl_use_threads_default"; then + gl_use_threads="$gl_use_threads_default" + else + case "$host_os" in + osf*) gl_use_threads=no ;; + cygwin*) + case `uname -r` in + 1.[0-5].*) gl_use_threads=no ;; + *) gl_use_threads=yes ;; + esac + ;; + *) gl_use_threads=yes ;; + esac + fi + +fi + + if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then + # For using <pthread.h>: + case "$host_os" in + osf*) + # On OSF/1, the compiler needs the flag -D_REENTRANT so that it + # groks <pthread.h>. cc also understands the flag -pthread, but + # we don't use it because 1. gcc-2.95 doesn't understand -pthread, + # 2. putting a flag into CPPFLAGS that has an effect on the linker + # causes the AC_TRY_LINK test below to succeed unexpectedly, + # leading to wrong values of LIBTHREAD and LTLIBTHREAD. + CPPFLAGS="$CPPFLAGS -D_REENTRANT" + ;; + esac + # Some systems optimize for single-threaded programs by default, and + # need special flags to disable these optimizations. For example, the + # definition of 'errno' in <errno.h>. + case "$host_os" in + aix* | freebsd*) CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE" ;; + solaris*) CPPFLAGS="$CPPFLAGS -D_REENTRANT" ;; + esac + fi + + + + + + + + + if test -z "$AB_PACKAGE"; then + AB_PACKAGE=${PACKAGE_NAME:-$PACKAGE} + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: autobuild project... $AB_PACKAGE" >&5 +$as_echo "$as_me: autobuild project... $AB_PACKAGE" >&6;} + + if test -z "$AB_VERSION"; then + AB_VERSION=${PACKAGE_VERSION:-$VERSION} + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: autobuild revision... $AB_VERSION" >&5 +$as_echo "$as_me: autobuild revision... $AB_VERSION" >&6;} + + hostname=`hostname` + if test "$hostname"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: autobuild hostname... $hostname" >&5 +$as_echo "$as_me: autobuild hostname... $hostname" >&6;} + fi + + + + date=`TZ=UTC0 date +%Y%m%dT%H%M%SZ` + if test "$?" != 0; then + date=`date` + fi + if test "$date"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: autobuild timestamp... $date" >&5 +$as_echo "$as_me: autobuild timestamp... $date" >&6;} + fi + + + + + + + + + + + + +# M4 is single-threaded; so we can optimize gnulib code by using this: + + + + +# Check whether --enable-gcc-warnings was given. +if test "${enable_gcc_warnings+set}" = set; then : + enableval=$enable_gcc_warnings; case $enableval in + yes|no) ;; + *) as_fn_error "bad value $enableval for gcc-warnings option" "$LINENO" 5 ;; + esac + gl_gcc_warnings=$enableval +else + gl_gcc_warnings=no + +fi + + +if test "$gl_gcc_warnings" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler handles -Werror" >&5 +$as_echo_n "checking whether compiler handles -Werror... " >&6; } +if test "${gl_cv_warn__Werror+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="${CPPFLAGS} -Werror" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + gl_cv_warn__Werror=yes +else + gl_cv_warn__Werror=no +fi +rm -f conftest.err conftest.$ac_ext + CPPFLAGS="$save_CPPFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn__Werror" >&5 +$as_echo "$gl_cv_warn__Werror" >&6; } +if test "x$gl_cv_warn__Werror" = x""yes; then : + as_fn_append WERROR_CFLAGS " -Werror" +fi + + + + nw= + nw="$nw -Waggregate-return" # C90 is anachronistic + nw="$nw -Wlong-long" # C90 is anachronistic + nw="$nw -Wundef" # Warns on '#if GNULIB_FOO' etc in gnulib + nw="$nw -Wtraditional" # Warns on #elif which we use often + nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings + nw="$nw -Wpadded" # Our structs are not packed + nw="$nw -Wredundant-decls" # Gnulib has multiple decls + nw="$nw -Wformat-nonliteral" # Needed in builtin.c + nw="$nw -Wunreachable-code" # Needed in output.c + nw="$nw -Wconversion" # Too many warnings for now + nw="$nw -Wsign-conversion" # Too many warnings for now + nw="$nw -Wtraditional-conversion" # Too many warnings for now + nw="$nw -Wcast-qual" # Too many warnings for now + nw="$nw -Wswitch-enum" # Too many warnings for now + # This, $nw, is the list of warnings we disable. + + + gl_manywarn_set= + for gl_manywarn_item in \ + -Wall \ + -W \ + -Wformat-y2k \ + -Wformat-nonliteral \ + -Wformat-security \ + -Winit-self \ + -Wmissing-include-dirs \ + -Wswitch-default \ + -Wswitch-enum \ + -Wunused \ + -Wunknown-pragmas \ + -Wstrict-aliasing \ + -Wstrict-overflow \ + -Wsystem-headers \ + -Wfloat-equal \ + -Wtraditional \ + -Wtraditional-conversion \ + -Wdeclaration-after-statement \ + -Wundef \ + -Wshadow \ + -Wunsafe-loop-optimizations \ + -Wpointer-arith \ + -Wbad-function-cast \ + -Wc++-compat \ + -Wcast-qual \ + -Wcast-align \ + -Wwrite-strings \ + -Wconversion \ + -Wsign-conversion \ + -Wlogical-op \ + -Waggregate-return \ + -Wstrict-prototypes \ + -Wold-style-definition \ + -Wmissing-prototypes \ + -Wmissing-declarations \ + -Wmissing-noreturn \ + -Wmissing-format-attribute \ + -Wpacked \ + -Wpadded \ + -Wredundant-decls \ + -Wnested-externs \ + -Wunreachable-code \ + -Winline \ + -Winvalid-pch \ + -Wlong-long \ + -Wvla \ + -Wvolatile-register-var \ + -Wdisabled-optimization \ + -Wstack-protector \ + -Woverlength-strings \ + -Wbuiltin-macro-redefined \ + -Wmudflap \ + -Wpacked-bitfield-compat \ + -Wsync-nand \ + ; do + gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item" + done + # The following are not documented in the manual but are included in + # output from gcc --help=warnings. + for gl_manywarn_item in \ + -Wattributes \ + -Wcoverage-mismatch \ + -Wmultichar \ + -Wunused-macros \ + ; do + gl_manywarn_set="$gl_manywarn_set $gl_manywarn_item" + done + ws=$gl_manywarn_set + + + gl_warn_set= + set x $ws; shift + for gl_warn_item + do + case " $nw " in + *" $gl_warn_item "*) + ;; + *) + gl_warn_set="$gl_warn_set $gl_warn_item" + ;; + esac + done + ws=$gl_warn_set + + for w in $ws; do + as_gl_Warn=`$as_echo "gl_cv_warn_$w" | $as_tr_sh` +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler handles $w" >&5 +$as_echo_n "checking whether compiler handles $w... " >&6; } +if { as_var=$as_gl_Warn; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="${CPPFLAGS} $w" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + eval "$as_gl_Warn=yes" +else + eval "$as_gl_Warn=no" +fi +rm -f conftest.err conftest.$ac_ext + CPPFLAGS="$save_CPPFLAGS" + +fi +eval ac_res=\$$as_gl_Warn + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } +eval as_val=\$$as_gl_Warn + if test "x$as_val" = x""yes; then : + as_fn_append WARN_CFLAGS " $w" +fi + + done + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler handles -fdiagnostics-show-option" >&5 +$as_echo_n "checking whether compiler handles -fdiagnostics-show-option... " >&6; } +if test "${gl_cv_warn__fdiagnostics_show_option+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="${CPPFLAGS} -fdiagnostics-show-option" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + gl_cv_warn__fdiagnostics_show_option=yes +else + gl_cv_warn__fdiagnostics_show_option=no +fi +rm -f conftest.err conftest.$ac_ext + CPPFLAGS="$save_CPPFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn__fdiagnostics_show_option" >&5 +$as_echo "$gl_cv_warn__fdiagnostics_show_option" >&6; } +if test "x$gl_cv_warn__fdiagnostics_show_option" = x""yes; then : + as_fn_append WARN_CFLAGS " -fdiagnostics-show-option" +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether compiler handles -funit-at-a-time" >&5 +$as_echo_n "checking whether compiler handles -funit-at-a-time... " >&6; } +if test "${gl_cv_warn__funit_at_a_time+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="${CPPFLAGS} -funit-at-a-time" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + gl_cv_warn__funit_at_a_time=yes +else + gl_cv_warn__funit_at_a_time=no +fi +rm -f conftest.err conftest.$ac_ext + CPPFLAGS="$save_CPPFLAGS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_warn__funit_at_a_time" >&5 +$as_echo "$gl_cv_warn__funit_at_a_time" >&6; } +if test "x$gl_cv_warn__funit_at_a_time" = x""yes; then : + as_fn_append WARN_CFLAGS " -funit-at-a-time" +fi + + + + + +$as_echo "#define _FORTIFY_SOURCE 2" >>confdefs.h + +fi + +# Tandem/NSK is broken - it has 'long long int' but not +# 'unsigned long long int', which confuses assumptions made by gnulib. +# Simply pretend that neither type exists if both do not work. + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for long long int" >&5 +$as_echo_n "checking for long long int... " >&6; } +if test "${ac_cv_type_long_long_int+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* For now, do not test the preprocessor; as of 2007 there are too many + implementations with broken preprocessors. Perhaps this can + be revisited in 2012. In the meantime, code should not expect + #if to work with literals wider than 32 bits. */ + /* Test literals. */ + long long int ll = 9223372036854775807ll; + long long int nll = -9223372036854775807LL; + unsigned long long int ull = 18446744073709551615ULL; + /* Test constant expressions. */ + typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll) + ? 1 : -1)]; + typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1 + ? 1 : -1)]; + int i = 63; +int +main () +{ +/* Test availability of runtime routines for shift and division. */ + long long int llmax = 9223372036854775807ll; + unsigned long long int ullmax = 18446744073709551615ull; + return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i) + | (llmax / ll) | (llmax % ll) + | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i) + | (ullmax / ull) | (ullmax % ull)); + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + if test "$cross_compiling" = yes; then : + ac_cv_type_long_long_int=yes +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + #ifndef LLONG_MAX + # define HALF \ + (1LL << (sizeof (long long int) * CHAR_BIT - 2)) + # define LLONG_MAX (HALF - 1 + HALF) + #endif +int +main () +{ +long long int n = 1; + int i; + for (i = 0; ; i++) + { + long long int m = n << i; + if (m >> i != n) + return 1; + if (LLONG_MAX / 2 < m) + break; + } + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_type_long_long_int=yes +else + ac_cv_type_long_long_int=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +else + ac_cv_type_long_long_int=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_long_long_int" >&5 +$as_echo "$ac_cv_type_long_long_int" >&6; } + if test $ac_cv_type_long_long_int = yes; then + +$as_echo "#define HAVE_LONG_LONG_INT 1" >>confdefs.h + + fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for unsigned long long int" >&5 +$as_echo_n "checking for unsigned long long int... " >&6; } +if test "${ac_cv_type_unsigned_long_long_int+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* For now, do not test the preprocessor; as of 2007 there are too many + implementations with broken preprocessors. Perhaps this can + be revisited in 2012. In the meantime, code should not expect + #if to work with literals wider than 32 bits. */ + /* Test literals. */ + long long int ll = 9223372036854775807ll; + long long int nll = -9223372036854775807LL; + unsigned long long int ull = 18446744073709551615ULL; + /* Test constant expressions. */ + typedef int a[((-9223372036854775807LL < 0 && 0 < 9223372036854775807ll) + ? 1 : -1)]; + typedef int b[(18446744073709551615ULL <= (unsigned long long int) -1 + ? 1 : -1)]; + int i = 63; +int +main () +{ +/* Test availability of runtime routines for shift and division. */ + long long int llmax = 9223372036854775807ll; + unsigned long long int ullmax = 18446744073709551615ull; + return ((ll << 63) | (ll >> 63) | (ll < i) | (ll > i) + | (llmax / ll) | (llmax % ll) + | (ull << 63) | (ull >> 63) | (ull << i) | (ull >> i) + | (ullmax / ull) | (ullmax % ull)); + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_type_unsigned_long_long_int=yes +else + ac_cv_type_unsigned_long_long_int=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_unsigned_long_long_int" >&5 +$as_echo "$ac_cv_type_unsigned_long_long_int" >&6; } + if test $ac_cv_type_unsigned_long_long_int = yes; then + +$as_echo "#define HAVE_UNSIGNED_LONG_LONG_INT 1" >>confdefs.h + + fi + +if test $ac_cv_type_long_long_int:$ac_cv_type_unsigned_long_long_int = yes:no +then + ac_cv_type_long_long_int=no + +$as_echo "#define HAVE_LONG_LONG_INT 0" >>confdefs.h + +fi + + + + + + +# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works +# for constant arguments. Useless! +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5 +$as_echo_n "checking for working alloca.h... " >&6; } +if test "${ac_cv_working_alloca_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <alloca.h> +int +main () +{ +char *p = (char *) alloca (2 * sizeof (int)); + if (p) return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_working_alloca_h=yes +else + ac_cv_working_alloca_h=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5 +$as_echo "$ac_cv_working_alloca_h" >&6; } +if test $ac_cv_working_alloca_h = yes; then + +$as_echo "#define HAVE_ALLOCA_H 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5 +$as_echo_n "checking for alloca... " >&6; } +if test "${ac_cv_func_alloca_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __GNUC__ +# define alloca __builtin_alloca +#else +# ifdef _MSC_VER +# include <malloc.h> +# define alloca _alloca +# else +# ifdef HAVE_ALLOCA_H +# include <alloca.h> +# else +# ifdef _AIX + #pragma alloca +# else +# ifndef alloca /* predefined by HP cc +Olibcalls */ +char *alloca (); +# endif +# endif +# endif +# endif +#endif + +int +main () +{ +char *p = (char *) alloca (1); + if (p) return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_func_alloca_works=yes +else + ac_cv_func_alloca_works=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5 +$as_echo "$ac_cv_func_alloca_works" >&6; } + +if test $ac_cv_func_alloca_works = yes; then + +$as_echo "#define HAVE_ALLOCA 1" >>confdefs.h + +else + # The SVR3 libPW and SVR4 libucb both contain incompatible functions +# that cause trouble. Some versions do not even contain alloca or +# contain a buggy version. If you still want to use their alloca, +# use ar to extract alloca.o from them instead of compiling alloca.c. + + + + + +ALLOCA=\${LIBOBJDIR}alloca.$ac_objext + +$as_echo "#define C_ALLOCA 1" >>confdefs.h + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether \`alloca.c' needs Cray hooks" >&5 +$as_echo_n "checking whether \`alloca.c' needs Cray hooks... " >&6; } +if test "${ac_cv_os_cray+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined CRAY && ! defined CRAY2 +webecray +#else +wenotbecray +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "webecray" >/dev/null 2>&1; then : + ac_cv_os_cray=yes +else + ac_cv_os_cray=no +fi +rm -f conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_os_cray" >&5 +$as_echo "$ac_cv_os_cray" >&6; } +if test $ac_cv_os_cray = yes; then + for ac_func in _getb67 GETB67 getb67; do + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +eval as_val=\$$as_ac_var + if test "x$as_val" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define CRAY_STACKSEG_END $ac_func +_ACEOF + + break +fi + + done +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5 +$as_echo_n "checking stack direction for C alloca... " >&6; } +if test "${ac_cv_c_stack_direction+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_c_stack_direction=0 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +find_stack_direction () +{ + static char *addr = 0; + auto char dummy; + if (addr == 0) + { + addr = &dummy; + return find_stack_direction (); + } + else + return (&dummy > addr) ? 1 : -1; +} + +int +main () +{ + return find_stack_direction () < 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_c_stack_direction=1 +else + ac_cv_c_stack_direction=-1 +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5 +$as_echo "$ac_cv_c_stack_direction" >&6; } +cat >>confdefs.h <<_ACEOF +#define STACK_DIRECTION $ac_cv_c_stack_direction +_ACEOF + + +fi + + + GNULIB_BTOWC=0; + GNULIB_WCTOB=0; + GNULIB_MBSINIT=0; + GNULIB_MBRTOWC=0; + GNULIB_MBRLEN=0; + GNULIB_MBSRTOWCS=0; + GNULIB_MBSNRTOWCS=0; + GNULIB_WCRTOMB=0; + GNULIB_WCSRTOMBS=0; + GNULIB_WCSNRTOMBS=0; + GNULIB_WCWIDTH=0; + HAVE_BTOWC=1; + HAVE_MBSINIT=1; + HAVE_MBRTOWC=1; + HAVE_MBRLEN=1; + HAVE_MBSRTOWCS=1; + HAVE_MBSNRTOWCS=1; + HAVE_WCRTOMB=1; + HAVE_WCSRTOMBS=1; + HAVE_WCSNRTOMBS=1; + HAVE_DECL_WCTOB=1; + HAVE_DECL_WCWIDTH=1; + REPLACE_MBSTATE_T=0; + REPLACE_BTOWC=0; + REPLACE_WCTOB=0; + REPLACE_MBSINIT=0; + REPLACE_MBRTOWC=0; + REPLACE_MBRLEN=0; + REPLACE_MBSRTOWCS=0; + REPLACE_MBSNRTOWCS=0; + REPLACE_WCRTOMB=0; + REPLACE_WCSRTOMBS=0; + REPLACE_WCSNRTOMBS=0; + REPLACE_WCWIDTH=0; + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether <wchar.h> uses 'inline' correctly" >&5 +$as_echo_n "checking whether <wchar.h> uses 'inline' correctly... " >&6; } +if test "${gl_cv_header_wchar_h_correct_inline+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + gl_cv_header_wchar_h_correct_inline=yes + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define wcstod renamed_wcstod +#include <wchar.h> +extern int zero (void); +int main () { return zero(); } + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + mv conftest.$ac_objext conftest1.$ac_objext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #define wcstod renamed_wcstod +#include <wchar.h> +int zero (void) { return 0; } + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5 + (eval $ac_compile) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; }; then + mv conftest.$ac_objext conftest2.$ac_objext + if $CC -o conftest$ac_exeext $CFLAGS $LDFLAGS conftest1.$ac_objext conftest2.$ac_objext $LIBS >&5 2>&1; then + : + else + gl_cv_header_wchar_h_correct_inline=no + fi + fi + fi + rm -f conftest1.$ac_objext conftest2.$ac_objext conftest$ac_exeext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_wchar_h_correct_inline" >&5 +$as_echo "$gl_cv_header_wchar_h_correct_inline" >&6; } + if test $gl_cv_header_wchar_h_correct_inline = no; then + as_fn_error "<wchar.h> cannot be used with this compiler ($CC $CFLAGS $CPPFLAGS). +This is a known interoperability problem of glibc <= 2.5 with gcc >= 4.3 in +C99 mode. You have four options: + - Add the flag -fgnu89-inline to CC and reconfigure, or + - Fix your include files, using parts of + <http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=b037a293a48718af30d706c2e18c929d0e69a621>, or + - Use a gcc version older than 4.3, or + - Don't use the flags -std=c99 or -std=gnu99. +Configuration aborted." "$LINENO" 5 + fi + + + + + for ac_func in $ac_func_list +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +eval as_val=\$$as_ac_var + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nl_langinfo and CODESET" >&5 +$as_echo_n "checking for nl_langinfo and CODESET... " >&6; } +if test "${am_cv_langinfo_codeset+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <langinfo.h> +int +main () +{ +char* cs = nl_langinfo(CODESET); return !cs; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + am_cv_langinfo_codeset=yes +else + am_cv_langinfo_codeset=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_langinfo_codeset" >&5 +$as_echo "$am_cv_langinfo_codeset" >&6; } + if test $am_cv_langinfo_codeset = yes; then + +$as_echo "#define HAVE_LANGINFO_CODESET 1" >>confdefs.h + + fi + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + + + + for ac_header in $ac_header_list +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default +" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + + +# for STACK_DIRECTION + + + + + + case "$host_os" in + sunos4* | freebsd* | dragonfly* | openbsd* | netbsd* | kfreebsd* | knetbsd*) # BSD systems + FAULT_YIELDS_SIGBUS=1 ;; + hpux*) # HP-UX + FAULT_YIELDS_SIGBUS=1 ;; + macos* | darwin*) # MacOS X + FAULT_YIELDS_SIGBUS=1 ;; + gnu*) # Hurd + FAULT_YIELDS_SIGBUS=1 ;; + *) + FAULT_YIELDS_SIGBUS=0 ;; + esac + +cat >>confdefs.h <<_ACEOF +#define FAULT_YIELDS_SIGBUS $FAULT_YIELDS_SIGBUS +_ACEOF + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working C stack overflow detection" >&5 +$as_echo_n "checking for working C stack overflow detection... " >&6; } +if test "${ac_cv_sys_stack_overflow_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_sys_stack_overflow_works=cross-compiling +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <unistd.h> + #include <signal.h> + #if HAVE_SETRLIMIT + # include <sys/types.h> + # include <sys/time.h> + # include <sys/resource.h> + #endif + #ifndef SIGSTKSZ + # define SIGSTKSZ 16384 + #endif + + static union + { + char buffer[2 * SIGSTKSZ]; + long double ld; + long u; + void *p; + } alternate_signal_stack; + + static void + segv_handler (int signo) + { + _exit (0); + } + + static int + c_stack_action () + { + stack_t st; + struct sigaction act; + int r; + + st.ss_flags = 0; + /* Use the midpoint to avoid Irix sigaltstack bug. */ + st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ; + st.ss_size = SIGSTKSZ; + r = sigaltstack (&st, 0); + if (r != 0) + return r; + + sigemptyset (&act.sa_mask); + act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND; + act.sa_handler = segv_handler; + #if FAULT_YIELDS_SIGBUS + if (sigaction (SIGBUS, &act, 0) < 0) + return -1; + #endif + return sigaction (SIGSEGV, &act, 0); + } + static volatile int * + recurse_1 (volatile int n, volatile int *p) + { + if (n >= 0) + *recurse_1 (n + 1, p) += n; + return p; + } + static int + recurse (volatile int n) + { + int sum = 0; + return *recurse_1 (n, &sum); + } + int + main () + { + #if HAVE_SETRLIMIT && defined RLIMIT_STACK + /* Before starting the endless recursion, try to be friendly + to the user's machine. On some Linux 2.2.x systems, there + is no stack limit for user processes at all. We don't want + to kill such systems. */ + struct rlimit rl; + rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */ + setrlimit (RLIMIT_STACK, &rl); + #endif + + return c_stack_action () || recurse (0); + } + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_sys_stack_overflow_works=yes +else + ac_cv_sys_stack_overflow_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_stack_overflow_works" >&5 +$as_echo "$ac_cv_sys_stack_overflow_works" >&6; } + + if test $ac_cv_sys_stack_overflow_works = yes; then + +$as_echo "#define HAVE_STACK_OVERFLOW_HANDLING 1" >>confdefs.h + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for correct stack_t interpretation" >&5 +$as_echo_n "checking for correct stack_t interpretation... " >&6; } +if test "${gl_cv_sigaltstack_low_base+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_sigaltstack_low_base=cross-compiling +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include <stdlib.h> +#include <signal.h> +#if HAVE_SYS_SIGNAL_H +# include <sys/signal.h> +#endif +#ifndef SIGSTKSZ +# define SIGSTKSZ 16384 +#endif +volatile char *stack_lower_bound; +volatile char *stack_upper_bound; +static void check_stack_location (volatile char *addr) +{ + if (addr >= stack_lower_bound && addr <= stack_upper_bound) + exit (0); + else + exit (1); +} +static void stackoverflow_handler (int sig) +{ + char dummy; + check_stack_location (&dummy); +} +int main () +{ + char mystack[2 * SIGSTKSZ]; + stack_t altstack; + struct sigaction action; + /* Install the alternate stack. */ + altstack.ss_sp = mystack + SIGSTKSZ; + altstack.ss_size = SIGSTKSZ; + stack_lower_bound = (char *) altstack.ss_sp; + stack_upper_bound = (char *) altstack.ss_sp + altstack.ss_size - 1; + altstack.ss_flags = 0; /* no SS_DISABLE */ + if (sigaltstack (&altstack, NULL) < 0) + exit (2); + /* Install the SIGSEGV handler. */ + sigemptyset (&action.sa_mask); + action.sa_handler = &stackoverflow_handler; + action.sa_flags = SA_ONSTACK; + if (sigaction (SIGSEGV, &action, (struct sigaction *) NULL) < 0) + exit(3); + /* Provoke a SIGSEGV. */ + raise (SIGSEGV); + exit (3); +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_sigaltstack_low_base=yes +else + gl_cv_sigaltstack_low_base=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sigaltstack_low_base" >&5 +$as_echo "$gl_cv_sigaltstack_low_base" >&6; } + if test "$gl_cv_sigaltstack_low_base" = no; then + +$as_echo "#define SIGALTSTACK_SS_REVERSED 1" >>confdefs.h + + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for precise C stack overflow detection" >&5 +$as_echo_n "checking for precise C stack overflow detection... " >&6; } +if test "${ac_cv_sys_xsi_stack_overflow_heuristic+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_sys_xsi_stack_overflow_heuristic=cross-compiling +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <unistd.h> + #include <signal.h> + #if HAVE_UCONTEXT_H + # include <ucontext.h> + #endif + #if HAVE_SETRLIMIT + # include <sys/types.h> + # include <sys/time.h> + # include <sys/resource.h> + #endif + #ifndef SIGSTKSZ + # define SIGSTKSZ 16384 + #endif + + static union + { + char buffer[2 * SIGSTKSZ]; + long double ld; + long u; + void *p; + } alternate_signal_stack; + + #if STACK_DIRECTION + # define find_stack_direction(ptr) STACK_DIRECTION + #else + static int + find_stack_direction (char const *addr) + { + char dummy; + return (! addr ? find_stack_direction (&dummy) + : addr < &dummy ? 1 : -1); + } + #endif + + static void + segv_handler (int signo, siginfo_t *info, void *context) + { + if (0 < info->si_code) + { + /* For XSI heuristics to work, we need uc_stack to describe + the interrupted stack (as on Solaris), and not the + currently executing stack (as on Linux). */ + ucontext_t const *user_context = context; + char const *stack_min = user_context->uc_stack.ss_sp; + size_t stack_size = user_context->uc_stack.ss_size; + char const *faulting_address = info->si_addr; + size_t s = faulting_address - stack_min; + size_t page_size = sysconf (_SC_PAGESIZE); + if (find_stack_direction (0) < 0) + s += page_size; + if (s < stack_size + page_size) + _exit (0); + } + + _exit (1); + } + + static int + c_stack_action () + { + stack_t st; + struct sigaction act; + int r; + + st.ss_flags = 0; + /* Use the midpoint to avoid Irix sigaltstack bug. */ + st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ; + st.ss_size = SIGSTKSZ; + r = sigaltstack (&st, 0); + if (r != 0) + return r; + + sigemptyset (&act.sa_mask); + act.sa_flags = SA_NODEFER | SA_ONSTACK | SA_RESETHAND | SA_SIGINFO; + act.sa_sigaction = segv_handler; + #if FAULT_YIELDS_SIGBUS + if (sigaction (SIGBUS, &act, 0) < 0) + return -1; + #endif + return sigaction (SIGSEGV, &act, 0); + } + static volatile int * + recurse_1 (volatile int n, volatile int *p) + { + if (n >= 0) + *recurse_1 (n + 1, p) += n; + return p; + } + static int + recurse (volatile int n) + { + int sum = 0; + return *recurse_1 (n, &sum); + } + int + main () + { + #if HAVE_SETRLIMIT && defined RLIMIT_STACK + /* Before starting the endless recursion, try to be friendly + to the user's machine. On some Linux 2.2.x systems, there + is no stack limit for user processes at all. We don't want + to kill such systems. */ + struct rlimit rl; + rl.rlim_cur = rl.rlim_max = 0x100000; /* 1 MB */ + setrlimit (RLIMIT_STACK, &rl); + #endif + + return c_stack_action () || recurse (0); + } + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_sys_xsi_stack_overflow_heuristic=yes +else + ac_cv_sys_xsi_stack_overflow_heuristic=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_xsi_stack_overflow_heuristic" >&5 +$as_echo "$ac_cv_sys_xsi_stack_overflow_heuristic" >&6; } + + if test $ac_cv_sys_xsi_stack_overflow_heuristic = yes; then + +$as_echo "#define HAVE_XSI_STACK_OVERFLOW_HEURISTIC 1" >>confdefs.h + + fi + fi + + if test "X$prefix" = "XNONE"; then + acl_final_prefix="$ac_default_prefix" + else + acl_final_prefix="$prefix" + fi + if test "X$exec_prefix" = "XNONE"; then + acl_final_exec_prefix='${prefix}' + else + acl_final_exec_prefix="$exec_prefix" + fi + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + eval acl_final_exec_prefix=\"$acl_final_exec_prefix\" + prefix="$acl_save_prefix" + + +# Check whether --with-gnu-ld was given. +if test "${with_gnu_ld+set}" = set; then : + withval=$with_gnu_ld; test "$withval" = no || with_gnu_ld=yes +else + with_gnu_ld=no +fi + +# Prepare PATH_SEPARATOR. +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + echo "#! /bin/sh" >conf$$.sh + echo "exit 0" >>conf$$.sh + chmod +x conf$$.sh + if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then + PATH_SEPARATOR=';' + else + PATH_SEPARATOR=: + fi + rm -f conf$$.sh +fi +ac_prog=ld +if test "$GCC" = yes; then + # Check if gcc -print-prog-name=ld gives a path. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by GCC" >&5 +$as_echo_n "checking for ld used by GCC... " >&6; } + case $host in + *-*-mingw*) + # gcc leaves a trailing carriage return which upsets mingw + ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;; + *) + ac_prog=`($CC -print-prog-name=ld) 2>&5` ;; + esac + case $ac_prog in + # Accept absolute paths. + [\\/]* | [A-Za-z]:[\\/]*) + re_direlt='/[^/][^/]*/\.\./' + # Canonicalize the path of ld + ac_prog=`echo $ac_prog| sed 's%\\\\%/%g'` + while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do + ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` + done + test -z "$LD" && LD="$ac_prog" + ;; + "") + # If it fails, then pretend we aren't using GCC. + ac_prog=ld + ;; + *) + # If it is relative, then search for the first ld in PATH. + with_gnu_ld=unknown + ;; + esac +elif test "$with_gnu_ld" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5 +$as_echo_n "checking for GNU ld... " >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5 +$as_echo_n "checking for non-GNU ld... " >&6; } +fi +if test "${acl_cv_path_LD+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$LD"; then + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}" + for ac_dir in $PATH; do + test -z "$ac_dir" && ac_dir=. + if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then + acl_cv_path_LD="$ac_dir/$ac_prog" + # Check to see if the program is GNU ld. I'd rather use --version, + # but apparently some GNU ld's only accept -v. + # Break only if it was the GNU/non-GNU ld that we prefer. + case `"$acl_cv_path_LD" -v 2>&1 < /dev/null` in + *GNU* | *'with BFD'*) + test "$with_gnu_ld" != no && break ;; + *) + test "$with_gnu_ld" != yes && break ;; + esac + fi + done + IFS="$ac_save_ifs" +else + acl_cv_path_LD="$LD" # Let the user override the test with a path. +fi +fi + +LD="$acl_cv_path_LD" +if test -n "$LD"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LD" >&5 +$as_echo "$LD" >&6; } +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +test -z "$LD" && as_fn_error "no acceptable ld found in \$PATH" "$LINENO" 5 +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5 +$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; } +if test "${acl_cv_prog_gnu_ld+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # I'd rather use --version here, but apparently some GNU ld's only accept -v. +case `$LD -v 2>&1 </dev/null` in +*GNU* | *'with BFD'*) + acl_cv_prog_gnu_ld=yes ;; +*) + acl_cv_prog_gnu_ld=no ;; +esac +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acl_cv_prog_gnu_ld" >&5 +$as_echo "$acl_cv_prog_gnu_ld" >&6; } +with_gnu_ld=$acl_cv_prog_gnu_ld + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shared library run path origin" >&5 +$as_echo_n "checking for shared library run path origin... " >&6; } +if test "${acl_cv_rpath+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + CC="$CC" GCC="$GCC" LDFLAGS="$LDFLAGS" LD="$LD" with_gnu_ld="$with_gnu_ld" \ + ${CONFIG_SHELL-/bin/sh} "$ac_aux_dir/config.rpath" "$host" > conftest.sh + . ./conftest.sh + rm -f ./conftest.sh + acl_cv_rpath=done + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acl_cv_rpath" >&5 +$as_echo "$acl_cv_rpath" >&6; } + wl="$acl_cv_wl" + acl_libext="$acl_cv_libext" + acl_shlibext="$acl_cv_shlibext" + acl_libname_spec="$acl_cv_libname_spec" + acl_library_names_spec="$acl_cv_library_names_spec" + acl_hardcode_libdir_flag_spec="$acl_cv_hardcode_libdir_flag_spec" + acl_hardcode_libdir_separator="$acl_cv_hardcode_libdir_separator" + acl_hardcode_direct="$acl_cv_hardcode_direct" + acl_hardcode_minus_L="$acl_cv_hardcode_minus_L" + # Check whether --enable-rpath was given. +if test "${enable_rpath+set}" = set; then : + enableval=$enable_rpath; : +else + enable_rpath=yes +fi + + + + + acl_libdirstem=lib + acl_libdirstem2= + case "$host_os" in + solaris*) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit host" >&5 +$as_echo_n "checking for 64-bit host... " >&6; } +if test "${gl_cv_solaris_64bit+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef _LP64 +sixtyfour bits +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "sixtyfour bits" >/dev/null 2>&1; then : + gl_cv_solaris_64bit=yes +else + gl_cv_solaris_64bit=no +fi +rm -f conftest* + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_solaris_64bit" >&5 +$as_echo "$gl_cv_solaris_64bit" >&6; } + if test $gl_cv_solaris_64bit = yes; then + acl_libdirstem=lib/64 + case "$host_cpu" in + sparc*) acl_libdirstem2=lib/sparcv9 ;; + i*86 | x86_64) acl_libdirstem2=lib/amd64 ;; + esac + fi + ;; + *) + searchpath=`(LC_ALL=C $CC -print-search-dirs) 2>/dev/null | sed -n -e 's,^libraries: ,,p' | sed -e 's,^=,,'` + if test -n "$searchpath"; then + acl_save_IFS="${IFS= }"; IFS=":" + for searchdir in $searchpath; do + if test -d "$searchdir"; then + case "$searchdir" in + */lib64/ | */lib64 ) acl_libdirstem=lib64 ;; + */../ | */.. ) + # Better ignore directories of this form. They are misleading. + ;; + *) searchdir=`cd "$searchdir" && pwd` + case "$searchdir" in + */lib64 ) acl_libdirstem=lib64 ;; + esac ;; + esac + fi + done + IFS="$acl_save_IFS" + fi + ;; + esac + test -n "$acl_libdirstem2" || acl_libdirstem2="$acl_libdirstem" + + + + + + + + + + + + + + + + use_additional=yes + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + +# Check whether --with-libsigsegv-prefix was given. +if test "${with_libsigsegv_prefix+set}" = set; then : + withval=$with_libsigsegv_prefix; + if test "X$withval" = "Xno"; then + use_additional=no + else + if test "X$withval" = "X"; then + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + else + additional_includedir="$withval/include" + additional_libdir="$withval/$acl_libdirstem" + if test "$acl_libdirstem2" != "$acl_libdirstem" \ + && ! test -d "$withval/$acl_libdirstem"; then + additional_libdir="$withval/$acl_libdirstem2" + fi + fi + fi + +fi + + LIBSIGSEGV= + LTLIBSIGSEGV= + INCSIGSEGV= + LIBSIGSEGV_PREFIX= + HAVE_LIBSIGSEGV= + rpathdirs= + ltrpathdirs= + names_already_handled= + names_next_round='sigsegv ' + while test -n "$names_next_round"; do + names_this_round="$names_next_round" + names_next_round= + for name in $names_this_round; do + already_handled= + for n in $names_already_handled; do + if test "$n" = "$name"; then + already_handled=yes + break + fi + done + if test -z "$already_handled"; then + names_already_handled="$names_already_handled $name" + uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` + eval value=\"\$HAVE_LIB$uppername\" + if test -n "$value"; then + if test "$value" = yes; then + eval value=\"\$LIB$uppername\" + test -z "$value" || LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$value" + eval value=\"\$LTLIB$uppername\" + test -z "$value" || LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }$value" + else + : + fi + else + found_dir= + found_la= + found_so= + found_a= + eval libname=\"$acl_libname_spec\" # typically: libname=lib$name + if test -n "$acl_shlibext"; then + shrext=".$acl_shlibext" # typically: shrext=.so + else + shrext= + fi + if test $use_additional = yes; then + dir="$additional_libdir" + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + ;; + esac + if test "X$found_dir" != "X"; then + break + fi + done + fi + if test "X$found_dir" != "X"; then + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-L$found_dir -l$name" + if test "X$found_so" != "X"; then + if test "$enable_rpath" = no \ + || test "X$found_dir" = "X/usr/$acl_libdirstem" \ + || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $found_dir" + fi + if test "$acl_hardcode_direct" = yes; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + if test -n "$acl_hardcode_libdir_flag_spec" && test "$acl_hardcode_minus_L" = no; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $found_dir" + fi + else + haveit= + for x in $LDFLAGS $LIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$found_dir" + fi + if test "$acl_hardcode_minus_L" != no; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-l$name" + fi + fi + fi + fi + else + if test "X$found_a" != "X"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_a" + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$found_dir -l$name" + fi + fi + additional_includedir= + case "$found_dir" in + */$acl_libdirstem | */$acl_libdirstem/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'` + if test "$name" = 'sigsegv'; then + LIBSIGSEGV_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + */$acl_libdirstem2 | */$acl_libdirstem2/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem2/"'*$,,'` + if test "$name" = 'sigsegv'; then + LIBSIGSEGV_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + esac + if test "X$additional_includedir" != "X"; then + if test "X$additional_includedir" != "X/usr/include"; then + haveit= + if test "X$additional_includedir" = "X/usr/local/include"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + for x in $CPPFLAGS $INCSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-I$additional_includedir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_includedir"; then + INCSIGSEGV="${INCSIGSEGV}${INCSIGSEGV:+ }-I$additional_includedir" + fi + fi + fi + fi + fi + if test -n "$found_la"; then + save_libdir="$libdir" + case "$found_la" in + */* | *\\*) . "$found_la" ;; + *) . "./$found_la" ;; + esac + libdir="$save_libdir" + for dep in $dependency_libs; do + case "$dep" in + -L*) + additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ + && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then + haveit= + if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ + || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + haveit= + for x in $LDFLAGS $LIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$additional_libdir" + fi + fi + haveit= + for x in $LDFLAGS $LTLIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-L$additional_libdir" + fi + fi + fi + fi + ;; + -R*) + dir=`echo "X$dep" | sed -e 's/^X-R//'` + if test "$enable_rpath" != no; then + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $dir" + fi + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $dir" + fi + fi + ;; + -l*) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` + ;; + *.la) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` + ;; + *) + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$dep" + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }$dep" + ;; + esac + done + fi + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-l$name" + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-l$name" + fi + fi + fi + done + done + if test "X$rpathdirs" != "X"; then + if test -n "$acl_hardcode_libdir_separator"; then + alldirs= + for found_dir in $rpathdirs; do + alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir" + done + acl_save_libdir="$libdir" + libdir="$alldirs" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$flag" + else + for found_dir in $rpathdirs; do + acl_save_libdir="$libdir" + libdir="$found_dir" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$flag" + done + fi + fi + if test "X$ltrpathdirs" != "X"; then + for found_dir in $ltrpathdirs; do + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-R$found_dir" + done + fi + + + + + + + + ac_save_CPPFLAGS="$CPPFLAGS" + + for element in $INCSIGSEGV; do + haveit= + for x in $CPPFLAGS; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X$element"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" + fi + done + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libsigsegv" >&5 +$as_echo_n "checking for libsigsegv... " >&6; } +if test "${ac_cv_libsigsegv+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + ac_save_LIBS="$LIBS" + LIBS="$LIBS $LIBSIGSEGV" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sigsegv.h> +int +main () +{ +sigsegv_deinstall_handler(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_libsigsegv=yes +else + ac_cv_libsigsegv='no, consider installing GNU libsigsegv' +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$ac_save_LIBS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libsigsegv" >&5 +$as_echo "$ac_cv_libsigsegv" >&6; } + if test "$ac_cv_libsigsegv" = yes; then + HAVE_LIBSIGSEGV=yes + +$as_echo "#define HAVE_LIBSIGSEGV 1" >>confdefs.h + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libsigsegv" >&5 +$as_echo_n "checking how to link with libsigsegv... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBSIGSEGV" >&5 +$as_echo "$LIBSIGSEGV" >&6; } + else + HAVE_LIBSIGSEGV=no + CPPFLAGS="$ac_save_CPPFLAGS" + LIBSIGSEGV= + LTLIBSIGSEGV= + LIBSIGSEGV_PREFIX= + fi + + + + + + + + gl_cv_lib_sigsegv="$ac_cv_libsigsegv" + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether system is Windows or MSDOS" >&5 +$as_echo_n "checking whether system is Windows or MSDOS... " >&6; } +if test "${ac_cv_win_or_dos+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + +#if !defined _WIN32 && !defined __WIN32__ && !defined __MSDOS__ && !defined __CYGWIN__ +neither MSDOS nor Windows +#endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_win_or_dos=yes +else + ac_cv_win_or_dos=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_win_or_dos" >&5 +$as_echo "$ac_cv_win_or_dos" >&6; } + + if test x"$ac_cv_win_or_dos" = xyes; then + ac_fs_accepts_drive_letter_prefix=1 + ac_fs_backslash_is_file_name_separator=1 + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether drive letter can start relative path" >&5 +$as_echo_n "checking whether drive letter can start relative path... " >&6; } +if test "${ac_cv_drive_letter_can_be_relative+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + +#if defined __CYGWIN__ +drive letters are always absolute +#endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_drive_letter_can_be_relative=yes +else + ac_cv_drive_letter_can_be_relative=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_drive_letter_can_be_relative" >&5 +$as_echo "$ac_cv_drive_letter_can_be_relative" >&6; } + if test x"$ac_cv_drive_letter_can_be_relative" = xyes; then + ac_fs_drive_letter_can_be_relative=1 + else + ac_fs_drive_letter_can_be_relative=0 + fi + else + ac_fs_accepts_drive_letter_prefix=0 + ac_fs_backslash_is_file_name_separator=0 + ac_fs_drive_letter_can_be_relative=0 + fi + + +cat >>confdefs.h <<_ACEOF +#define FILE_SYSTEM_ACCEPTS_DRIVE_LETTER_PREFIX $ac_fs_accepts_drive_letter_prefix +_ACEOF + + + + + +cat >>confdefs.h <<_ACEOF +#define FILE_SYSTEM_BACKSLASH_IS_FILE_NAME_SEPARATOR $ac_fs_backslash_is_file_name_separator +_ACEOF + + + +cat >>confdefs.h <<_ACEOF +#define FILE_SYSTEM_DRIVE_PREFIX_CAN_BE_RELATIVE $ac_fs_drive_letter_can_be_relative +_ACEOF + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 +$as_echo_n "checking whether // is distinct from /... " >&6; } +if test "${gl_cv_double_slash_root+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test x"$cross_compiling" = xyes ; then + # When cross-compiling, there is no way to tell whether // is special + # short of a list of hosts. However, the only known hosts to date + # that have a distinct // are Apollo DomainOS (too old to port to), + # Cygwin, and z/OS. If anyone knows of another system for which // has + # special semantics and is distinct from /, please report it to + # <bug-gnulib@gnu.org>. + case $host in + *-cygwin | i370-ibm-openedition) + gl_cv_double_slash_root=yes ;; + *) + # Be optimistic and assume that / and // are the same when we + # don't know. + gl_cv_double_slash_root='unknown, assuming no' ;; + esac + else + set x `ls -di / // 2>/dev/null` + if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then + gl_cv_double_slash_root=no + else + gl_cv_double_slash_root=yes + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 +$as_echo "$gl_cv_double_slash_root" >&6; } + if test "$gl_cv_double_slash_root" = yes; then + +$as_echo "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h + + fi + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS basename-lgpl.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dirname-lgpl.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS stripslash.$ac_objext" + + + + + + + + GNULIB_CHOWN=0; + GNULIB_CLOSE=0; + GNULIB_DUP2=0; + GNULIB_DUP3=0; + GNULIB_ENVIRON=0; + GNULIB_EUIDACCESS=0; + GNULIB_FACCESSAT=0; + GNULIB_FCHDIR=0; + GNULIB_FCHOWNAT=0; + GNULIB_FSYNC=0; + GNULIB_FTRUNCATE=0; + GNULIB_GETCWD=0; + GNULIB_GETDOMAINNAME=0; + GNULIB_GETDTABLESIZE=0; + GNULIB_GETGROUPS=0; + GNULIB_GETHOSTNAME=0; + GNULIB_GETLOGIN=0; + GNULIB_GETLOGIN_R=0; + GNULIB_GETPAGESIZE=0; + GNULIB_GETUSERSHELL=0; + GNULIB_LCHOWN=0; + GNULIB_LINK=0; + GNULIB_LINKAT=0; + GNULIB_LSEEK=0; + GNULIB_PIPE2=0; + GNULIB_PREAD=0; + GNULIB_READLINK=0; + GNULIB_READLINKAT=0; + GNULIB_RMDIR=0; + GNULIB_SLEEP=0; + GNULIB_SYMLINK=0; + GNULIB_SYMLINKAT=0; + GNULIB_UNISTD_H_GETOPT=0; + GNULIB_UNISTD_H_SIGPIPE=0; + GNULIB_UNLINK=0; + GNULIB_UNLINKAT=0; + GNULIB_USLEEP=0; + GNULIB_WRITE=0; + HAVE_CHOWN=1; + HAVE_DUP2=1; + HAVE_DUP3=1; + HAVE_EUIDACCESS=1; + HAVE_FACCESSAT=1; + HAVE_FCHOWNAT=1; + HAVE_FSYNC=1; + HAVE_FTRUNCATE=1; + HAVE_GETDOMAINNAME=1; + HAVE_GETDTABLESIZE=1; + HAVE_GETGROUPS=1; + HAVE_GETHOSTNAME=1; + HAVE_GETLOGIN=1; + HAVE_GETPAGESIZE=1; + HAVE_GETUSERSHELL=1; + HAVE_LCHOWN=1; + HAVE_LINK=1; + HAVE_LINKAT=1; + HAVE_PIPE2=1; + HAVE_PREAD=1; + HAVE_READLINK=1; + HAVE_READLINKAT=1; + HAVE_SLEEP=1; + HAVE_SYMLINK=1; + HAVE_SYMLINKAT=1; + HAVE_DECL_ENVIRON=1; + HAVE_DECL_GETLOGIN_R=1; + HAVE_OS_H=0; + HAVE_SYS_PARAM_H=0; + HAVE_UNLINKAT=1; + HAVE_USLEEP=1; + REPLACE_CHOWN=0; + REPLACE_CLOSE=0; + REPLACE_DUP=0; + REPLACE_DUP2=0; + REPLACE_FCHDIR=0; + REPLACE_FCHOWNAT=0; + REPLACE_GETCWD=0; + REPLACE_GETGROUPS=0; + REPLACE_GETPAGESIZE=0; + REPLACE_LCHOWN=0; + REPLACE_LINK=0; + REPLACE_LINKAT=0; + REPLACE_LSEEK=0; + REPLACE_PREAD=0; + REPLACE_READLINK=0; + REPLACE_RMDIR=0; + REPLACE_SLEEP=0; + REPLACE_SYMLINK=0; + REPLACE_UNLINK=0; + REPLACE_UNLINKAT=0; + REPLACE_USLEEP=0; + REPLACE_WRITE=0; + UNISTD_H_HAVE_WINSOCK2_H=0; + UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS=0; + + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking if environ is properly declared" >&5 +$as_echo_n "checking if environ is properly declared... " >&6; } + if test "${gt_cv_var_environ_declaration+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <unistd.h> + extern struct { int foo; } environ; +int +main () +{ +environ.foo = 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_var_environ_declaration=no +else + gt_cv_var_environ_declaration=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_var_environ_declaration" >&5 +$as_echo "$gt_cv_var_environ_declaration" >&6; } + if test $gt_cv_var_environ_declaration = yes; then + +$as_echo "#define HAVE_ENVIRON_DECL 1" >>confdefs.h + + fi + + + if test $gt_cv_var_environ_declaration != yes; then + HAVE_DECL_ENVIRON=0 + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the preprocessor supports include_next" >&5 +$as_echo_n "checking whether the preprocessor supports include_next... " >&6; } +if test "${gl_cv_have_include_next+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + rm -rf conftestd1a conftestd1b conftestd2 + mkdir conftestd1a conftestd1b conftestd2 + cat <<EOF > conftestd1a/conftest.h +#define DEFINED_IN_CONFTESTD1 +#include_next <conftest.h> +#ifdef DEFINED_IN_CONFTESTD2 +int foo; +#else +#error "include_next doesn't work" +#endif +EOF + cat <<EOF > conftestd1b/conftest.h +#define DEFINED_IN_CONFTESTD1 +#include <stdio.h> +#include_next <conftest.h> +#ifdef DEFINED_IN_CONFTESTD2 +int foo; +#else +#error "include_next doesn't work" +#endif +EOF + cat <<EOF > conftestd2/conftest.h +#ifndef DEFINED_IN_CONFTESTD1 +#error "include_next test doesn't work" +#endif +#define DEFINED_IN_CONFTESTD2 +EOF + gl_save_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1b -Iconftestd2" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <conftest.h> +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_have_include_next=yes +else + CPPFLAGS="$gl_save_CPPFLAGS -Iconftestd1a -Iconftestd2" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <conftest.h> +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_have_include_next=buggy +else + gl_cv_have_include_next=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + CPPFLAGS="$gl_save_CPPFLAGS" + rm -rf conftestd1a conftestd1b conftestd2 + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_have_include_next" >&5 +$as_echo "$gl_cv_have_include_next" >&6; } + PRAGMA_SYSTEM_HEADER= + if test $gl_cv_have_include_next = yes; then + INCLUDE_NEXT=include_next + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next + if test -n "$GCC"; then + PRAGMA_SYSTEM_HEADER='#pragma GCC system_header' + fi + else + if test $gl_cv_have_include_next = buggy; then + INCLUDE_NEXT=include + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include_next + else + INCLUDE_NEXT=include + INCLUDE_NEXT_AS_FIRST_DIRECTIVE=include + fi + fi + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for complete errno.h" >&5 +$as_echo_n "checking for complete errno.h... " >&6; } +if test "${gl_cv_header_errno_h_complete+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#if !defined ENOMSG +booboo +#endif +#if !defined EIDRM +booboo +#endif +#if !defined ENOLINK +booboo +#endif +#if !defined EPROTO +booboo +#endif +#if !defined EMULTIHOP +booboo +#endif +#if !defined EBADMSG +booboo +#endif +#if !defined EOVERFLOW +booboo +#endif +#if !defined ENOTSUP +booboo +#endif +#if !defined ESTALE +booboo +#endif +#if !defined ECANCELED +booboo +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "booboo" >/dev/null 2>&1; then : + gl_cv_header_errno_h_complete=no +else + gl_cv_header_errno_h_complete=yes +fi +rm -f conftest* + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_complete" >&5 +$as_echo "$gl_cv_header_errno_h_complete" >&6; } + if test $gl_cv_header_errno_h_complete = yes; then + ERRNO_H='' + else + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_errno_h='<'errno.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <errno.h>" >&5 +$as_echo_n "checking absolute name of <errno.h>... " >&6; } +if test "${gl_cv_next_errno_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_errno_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <errno.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_errno_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/errno.h#{ + s#.*"\(.*/errno.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_errno_h='<'errno.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_errno_h" >&5 +$as_echo "$gl_cv_next_errno_h" >&6; } + fi + NEXT_ERRNO_H=$gl_cv_next_errno_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'errno.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_errno_h + fi + NEXT_AS_FIRST_DIRECTIVE_ERRNO_H=$gl_next_as_first_directive + + + + ERRNO_H='errno.h' + fi + + + if test -n "$ERRNO_H"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EMULTIHOP value" >&5 +$as_echo_n "checking for EMULTIHOP value... " >&6; } +if test "${gl_cv_header_errno_h_EMULTIHOP+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#ifdef EMULTIHOP +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_EMULTIHOP=yes +else + gl_cv_header_errno_h_EMULTIHOP=no +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_EMULTIHOP = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +#ifdef EMULTIHOP +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_EMULTIHOP=hidden +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_EMULTIHOP = hidden; then + if ac_fn_c_compute_int "$LINENO" "EMULTIHOP" "gl_cv_header_errno_h_EMULTIHOP" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include <stdio.h> +#include <stdlib.h> +"; then : + +fi + + fi + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EMULTIHOP" >&5 +$as_echo "$gl_cv_header_errno_h_EMULTIHOP" >&6; } + case $gl_cv_header_errno_h_EMULTIHOP in + yes | no) + EMULTIHOP_HIDDEN=0; EMULTIHOP_VALUE= + ;; + *) + EMULTIHOP_HIDDEN=1; EMULTIHOP_VALUE="$gl_cv_header_errno_h_EMULTIHOP" + ;; + esac + + + fi + + + if test -n "$ERRNO_H"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ENOLINK value" >&5 +$as_echo_n "checking for ENOLINK value... " >&6; } +if test "${gl_cv_header_errno_h_ENOLINK+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#ifdef ENOLINK +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_ENOLINK=yes +else + gl_cv_header_errno_h_ENOLINK=no +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_ENOLINK = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +#ifdef ENOLINK +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_ENOLINK=hidden +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_ENOLINK = hidden; then + if ac_fn_c_compute_int "$LINENO" "ENOLINK" "gl_cv_header_errno_h_ENOLINK" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include <stdio.h> +#include <stdlib.h> +"; then : + +fi + + fi + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_ENOLINK" >&5 +$as_echo "$gl_cv_header_errno_h_ENOLINK" >&6; } + case $gl_cv_header_errno_h_ENOLINK in + yes | no) + ENOLINK_HIDDEN=0; ENOLINK_VALUE= + ;; + *) + ENOLINK_HIDDEN=1; ENOLINK_VALUE="$gl_cv_header_errno_h_ENOLINK" + ;; + esac + + + fi + + + if test -n "$ERRNO_H"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EOVERFLOW value" >&5 +$as_echo_n "checking for EOVERFLOW value... " >&6; } +if test "${gl_cv_header_errno_h_EOVERFLOW+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#ifdef EOVERFLOW +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_EOVERFLOW=yes +else + gl_cv_header_errno_h_EOVERFLOW=no +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_EOVERFLOW = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +#ifdef EOVERFLOW +yes +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + gl_cv_header_errno_h_EOVERFLOW=hidden +fi +rm -f conftest* + + if test $gl_cv_header_errno_h_EOVERFLOW = hidden; then + if ac_fn_c_compute_int "$LINENO" "EOVERFLOW" "gl_cv_header_errno_h_EOVERFLOW" " +#define _XOPEN_SOURCE_EXTENDED 1 +#include <errno.h> +/* The following two lines are a workaround against an autoconf-2.52 bug. */ +#include <stdio.h> +#include <stdlib.h> +"; then : + +fi + + fi + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_errno_h_EOVERFLOW" >&5 +$as_echo "$gl_cv_header_errno_h_EOVERFLOW" >&6; } + case $gl_cv_header_errno_h_EOVERFLOW in + yes | no) + EOVERFLOW_HIDDEN=0; EOVERFLOW_VALUE= + ;; + *) + EOVERFLOW_HIDDEN=1; EOVERFLOW_VALUE="$gl_cv_header_errno_h_EOVERFLOW" + ;; + esac + + + fi + + +ac_fn_c_check_decl "$LINENO" "strerror_r" "ac_cv_have_decl_strerror_r" "$ac_includes_default" +if test "x$ac_cv_have_decl_strerror_r" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRERROR_R $ac_have_decl +_ACEOF + +for ac_func in strerror_r +do : + ac_fn_c_check_func "$LINENO" "strerror_r" "ac_cv_func_strerror_r" +if test "x$ac_cv_func_strerror_r" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STRERROR_R 1 +_ACEOF + +fi +done + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strerror_r returns char *" >&5 +$as_echo_n "checking whether strerror_r returns char *... " >&6; } +if test "${ac_cv_func_strerror_r_char_p+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + ac_cv_func_strerror_r_char_p=no + if test $ac_cv_have_decl_strerror_r = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + + char buf[100]; + char x = *strerror_r (0, buf, sizeof buf); + char *p = strerror_r (0, buf, sizeof buf); + return !p || x; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_func_strerror_r_char_p=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + else + # strerror_r is not declared. Choose between + # systems that have relatively inaccessible declarations for the + # function. BeOS and DEC UNIX 4.0 fall in this category, but the + # former has a strerror_r that returns char*, while the latter + # has a strerror_r that returns `int'. + # This test should segfault on the DEC system. + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default + extern char *strerror_r (); +int +main () +{ +char buf[100]; + char x = *strerror_r (0, buf, sizeof buf); + return ! isalpha (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_strerror_r_char_p=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strerror_r_char_p" >&5 +$as_echo "$ac_cv_func_strerror_r_char_p" >&6; } +if test $ac_cv_func_strerror_r_char_p = yes; then + +$as_echo "#define STRERROR_R_CHAR_P 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5 +$as_echo_n "checking for inline... " >&6; } +if test "${ac_cv_c_inline+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_c_inline=no +for ac_kw in inline __inline__ __inline; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __cplusplus +typedef int foo_t; +static $ac_kw foo_t static_foo () {return 0; } +$ac_kw foo_t foo () {return 0; } +#endif + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_inline=$ac_kw +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + test "$ac_cv_c_inline" != no && break +done + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5 +$as_echo "$ac_cv_c_inline" >&6; } + +case $ac_cv_c_inline in + inline | yes) ;; + *) + case $ac_cv_c_inline in + no) ac_val=;; + *) ac_val=$ac_cv_c_inline;; + esac + cat >>confdefs.h <<_ACEOF +#ifndef __cplusplus +#define inline $ac_val +#endif +_ACEOF + ;; +esac + + + XGETTEXT_EXTRA_OPTIONS= + +ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default" +if test "x$ac_cv_type_mode_t" = x""yes; then : + +else + +cat >>confdefs.h <<_ACEOF +#define mode_t int +_ACEOF + +fi + + + ac_fn_c_check_type "$LINENO" "sig_atomic_t" "ac_cv_type_sig_atomic_t" "#include <signal.h> +" +if test "x$ac_cv_type_sig_atomic_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_SIG_ATOMIC_T 1 +_ACEOF + + +else + +$as_echo "#define sig_atomic_t int" >>confdefs.h + +fi + + + + GNULIB_FCNTL=0; + GNULIB_OPEN=0; + GNULIB_OPENAT=0; + HAVE_FCNTL=1; + HAVE_OPENAT=1; + REPLACE_FCNTL=0; + REPLACE_OPEN=0; + REPLACE_OPENAT=0; + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working fcntl.h" >&5 +$as_echo_n "checking for working fcntl.h... " >&6; } +if test "${gl_cv_header_working_fcntl_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_header_working_fcntl_h=cross-compiling +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/stat.h> + #include <unistd.h> + #include <fcntl.h> + #ifndef O_NOATIME + #define O_NOATIME 0 + #endif + #ifndef O_NOFOLLOW + #define O_NOFOLLOW 0 + #endif + static int const constants[] = + { + O_CREAT, O_EXCL, O_NOCTTY, O_TRUNC, O_APPEND, + O_NONBLOCK, O_SYNC, O_ACCMODE, O_RDONLY, O_RDWR, O_WRONLY + }; + +int +main () +{ + + int status = !constants; + { + static char const sym[] = "conftest.sym"; + if (symlink (".", sym) != 0 + || close (open (sym, O_RDONLY | O_NOFOLLOW)) == 0) + status |= 32; + unlink (sym); + } + { + static char const file[] = "confdefs.h"; + int fd = open (file, O_RDONLY | O_NOATIME); + char c; + struct stat st0, st1; + if (fd < 0 + || fstat (fd, &st0) != 0 + || sleep (1) != 0 + || read (fd, &c, 1) != 1 + || close (fd) != 0 + || stat (file, &st1) != 0 + || st0.st_atime != st1.st_atime) + status |= 64; + } + return status; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_header_working_fcntl_h=yes +else + case $? in #( + 32) gl_cv_header_working_fcntl_h='no (bad O_NOFOLLOW)';; #( + 64) gl_cv_header_working_fcntl_h='no (bad O_NOATIME)';; #( + 96) gl_cv_header_working_fcntl_h='no (bad O_NOATIME, O_NOFOLLOW)';; #( + *) gl_cv_header_working_fcntl_h='no';; + esac +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_fcntl_h" >&5 +$as_echo "$gl_cv_header_working_fcntl_h" >&6; } + + case $gl_cv_header_working_fcntl_h in #( + *O_NOATIME* | no | cross-compiling) ac_val=0;; #( + *) ac_val=1;; + esac + +cat >>confdefs.h <<_ACEOF +#define HAVE_WORKING_O_NOATIME $ac_val +_ACEOF + + + case $gl_cv_header_working_fcntl_h in #( + *O_NOFOLLOW* | no | cross-compiling) ac_val=0;; #( + *) ac_val=1;; + esac + +cat >>confdefs.h <<_ACEOF +#define HAVE_WORKING_O_NOFOLLOW $ac_val +_ACEOF + + + + + + GNULIB_DPRINTF=0; + GNULIB_FCLOSE=0; + GNULIB_FFLUSH=0; + GNULIB_FOPEN=0; + GNULIB_FPRINTF=0; + GNULIB_FPRINTF_POSIX=0; + GNULIB_FPURGE=0; + GNULIB_FPUTC=0; + GNULIB_FPUTS=0; + GNULIB_FREOPEN=0; + GNULIB_FSEEK=0; + GNULIB_FSEEKO=0; + GNULIB_FTELL=0; + GNULIB_FTELLO=0; + GNULIB_FWRITE=0; + GNULIB_GETDELIM=0; + GNULIB_GETLINE=0; + GNULIB_OBSTACK_PRINTF=0; + GNULIB_OBSTACK_PRINTF_POSIX=0; + GNULIB_PERROR=0; + GNULIB_POPEN=0; + GNULIB_PRINTF=0; + GNULIB_PRINTF_POSIX=0; + GNULIB_PUTC=0; + GNULIB_PUTCHAR=0; + GNULIB_PUTS=0; + GNULIB_REMOVE=0; + GNULIB_RENAME=0; + GNULIB_RENAMEAT=0; + GNULIB_SNPRINTF=0; + GNULIB_SPRINTF_POSIX=0; + GNULIB_STDIO_H_SIGPIPE=0; + GNULIB_VASPRINTF=0; + GNULIB_VDPRINTF=0; + GNULIB_VFPRINTF=0; + GNULIB_VFPRINTF_POSIX=0; + GNULIB_VPRINTF=0; + GNULIB_VPRINTF_POSIX=0; + GNULIB_VSNPRINTF=0; + GNULIB_VSPRINTF_POSIX=0; + HAVE_DECL_FPURGE=1; + HAVE_DECL_GETDELIM=1; + HAVE_DECL_GETLINE=1; + HAVE_DECL_OBSTACK_PRINTF=1; + HAVE_DECL_SNPRINTF=1; + HAVE_DECL_VSNPRINTF=1; + HAVE_DPRINTF=1; + HAVE_RENAMEAT=1; + HAVE_VASPRINTF=1; + HAVE_VDPRINTF=1; + REPLACE_DPRINTF=0; + REPLACE_FCLOSE=0; + REPLACE_FFLUSH=0; + REPLACE_FOPEN=0; + REPLACE_FPRINTF=0; + REPLACE_FPURGE=0; + REPLACE_FREOPEN=0; + REPLACE_FSEEK=0; + REPLACE_FSEEKO=0; + REPLACE_FTELL=0; + REPLACE_FTELLO=0; + REPLACE_GETDELIM=0; + REPLACE_GETLINE=0; + REPLACE_OBSTACK_PRINTF=0; + REPLACE_PERROR=0; + REPLACE_POPEN=0; + REPLACE_PRINTF=0; + REPLACE_REMOVE=0; + REPLACE_RENAME=0; + REPLACE_RENAMEAT=0; + REPLACE_SNPRINTF=0; + REPLACE_SPRINTF=0; + REPLACE_STDIO_WRITE_FUNCS=0; + REPLACE_VASPRINTF=0; + REPLACE_VDPRINTF=0; + REPLACE_VFPRINTF=0; + REPLACE_VPRINTF=0; + REPLACE_VSNPRINTF=0; + REPLACE_VSPRINTF=0; + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS filenamecat-lgpl.$ac_objext" + + + + + + + + + + + + + + + + + + GNULIB_ACOSL=0; + GNULIB_ASINL=0; + GNULIB_ATANL=0; + GNULIB_CEILF=0; + GNULIB_CEILL=0; + GNULIB_COSL=0; + GNULIB_EXPL=0; + GNULIB_FLOORF=0; + GNULIB_FLOORL=0; + GNULIB_FREXP=0; + GNULIB_FREXPL=0; + GNULIB_ISFINITE=0; + GNULIB_ISINF=0; + GNULIB_ISNAN=0; + GNULIB_ISNANF=0; + GNULIB_ISNAND=0; + GNULIB_ISNANL=0; + GNULIB_LDEXPL=0; + GNULIB_LOGL=0; + GNULIB_ROUND=0; + GNULIB_ROUNDF=0; + GNULIB_ROUNDL=0; + GNULIB_SIGNBIT=0; + GNULIB_SINL=0; + GNULIB_SQRTL=0; + GNULIB_TANL=0; + GNULIB_TRUNC=0; + GNULIB_TRUNCF=0; + GNULIB_TRUNCL=0; + HAVE_ACOSL=1; + HAVE_ASINL=1; + HAVE_ATANL=1; + HAVE_COSL=1; + HAVE_EXPL=1; + HAVE_ISNANF=1; + HAVE_ISNAND=1; + HAVE_ISNANL=1; + HAVE_LOGL=1; + HAVE_SINL=1; + HAVE_SQRTL=1; + HAVE_TANL=1; + HAVE_DECL_ACOSL=1; + HAVE_DECL_ASINL=1; + HAVE_DECL_ATANL=1; + HAVE_DECL_COSL=1; + HAVE_DECL_EXPL=1; + HAVE_DECL_FREXPL=1; + HAVE_DECL_LDEXPL=1; + HAVE_DECL_LOGL=1; + HAVE_DECL_SINL=1; + HAVE_DECL_SQRTL=1; + HAVE_DECL_TANL=1; + HAVE_DECL_TRUNC=1; + HAVE_DECL_TRUNCF=1; + REPLACE_CEILF=0; + REPLACE_CEILL=0; + REPLACE_FLOORF=0; + REPLACE_FLOORL=0; + REPLACE_FREXP=0; + REPLACE_FREXPL=0; + REPLACE_HUGE_VAL=0; + REPLACE_ISFINITE=0; + REPLACE_ISINF=0; + REPLACE_ISNAN=0; + REPLACE_LDEXPL=0; + REPLACE_NAN=0; + REPLACE_ROUND=0; + REPLACE_ROUNDF=0; + REPLACE_ROUNDL=0; + REPLACE_SIGNBIT=0; + REPLACE_SIGNBIT_USING_GCC=0; + REPLACE_TRUNCL=0; + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stdin defaults to large file offsets" >&5 +$as_echo_n "checking whether stdin defaults to large file offsets... " >&6; } +if test "${gl_cv_var_stdin_large_offset+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> +int +main () +{ +#if defined __SL64 && defined __SCLE /* cygwin */ + /* Cygwin 1.5.24 and earlier fail to put stdin in 64-bit mode, making + fseeko/ftello needlessly fail. This bug was fixed in 1.5.25, and + it is easier to do a version check than building a runtime test. */ +# include <cygwin/version.h> +# if CYGWIN_VERSION_DLL_COMBINED < CYGWIN_VERSION_DLL_MAKE_COMBINED (1005, 25) + choke me +# endif +#endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_var_stdin_large_offset=yes +else + gl_cv_var_stdin_large_offset=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_var_stdin_large_offset" >&5 +$as_echo "$gl_cv_var_stdin_large_offset" >&6; } + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_getopt_h='<'getopt.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <getopt.h>" >&5 +$as_echo_n "checking absolute name of <getopt.h>... " >&6; } +if test "${gl_cv_next_getopt_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_getopt_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <getopt.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_getopt_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/getopt.h#{ + s#.*"\(.*/getopt.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_getopt_h='<'getopt.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_getopt_h" >&5 +$as_echo "$gl_cv_next_getopt_h" >&6; } + fi + NEXT_GETOPT_H=$gl_cv_next_getopt_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'getopt.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_getopt_h + fi + NEXT_AS_FIRST_DIRECTIVE_GETOPT_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_getopt_h = yes; then + HAVE_GETOPT_H=1 + else + HAVE_GETOPT_H=0 + fi + + + gl_replace_getopt= + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + for ac_header in getopt.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "getopt.h" "ac_cv_header_getopt_h" "$ac_includes_default" +if test "x$ac_cv_header_getopt_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETOPT_H 1 +_ACEOF + +else + gl_replace_getopt=yes +fi + +done + + fi + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + for ac_func in getopt_long_only +do : + ac_fn_c_check_func "$LINENO" "getopt_long_only" "ac_cv_func_getopt_long_only" +if test "x$ac_cv_func_getopt_long_only" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETOPT_LONG_ONLY 1 +_ACEOF + +else + gl_replace_getopt=yes +fi +done + + fi + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + ac_fn_c_check_decl "$LINENO" "optreset" "ac_cv_have_decl_optreset" "#include <getopt.h> +" +if test "x$ac_cv_have_decl_optreset" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_OPTRESET $ac_have_decl +_ACEOF + + fi + + if test -z "$gl_replace_getopt"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether getopt is POSIX compatible" >&5 +$as_echo_n "checking whether getopt is POSIX compatible... " >&6; } +if test "${gl_cv_func_getopt_posix+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + mingw*) gl_cv_func_getopt_posix="guessing no";; + *) gl_cv_func_getopt_posix="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <unistd.h> +#include <stdlib.h> +#include <string.h> + +#if !HAVE_DECL_OPTRESET +# define OPTIND_MIN 0 +#else +# define OPTIND_MIN 1 +#endif + +int +main () +{ + { + int argc = 0; + char *argv[10]; + int c; + + argv[argc++] = "program"; + argv[argc++] = "-a"; + argv[argc++] = "foo"; + argv[argc++] = "bar"; + argv[argc] = NULL; + optind = OPTIND_MIN; + opterr = 0; + + c = getopt (argc, argv, "ab"); + if (!(c == 'a')) + return 1; + c = getopt (argc, argv, "ab"); + if (!(c == -1)) + return 2; + if (!(optind == 2)) + return 3; + } + /* Some internal state exists at this point. */ + { + int argc = 0; + char *argv[10]; + int c; + + argv[argc++] = "program"; + argv[argc++] = "donald"; + argv[argc++] = "-p"; + argv[argc++] = "billy"; + argv[argc++] = "duck"; + argv[argc++] = "-a"; + argv[argc++] = "bar"; + argv[argc] = NULL; + optind = OPTIND_MIN; + opterr = 0; + + c = getopt (argc, argv, "+abp:q:"); + if (!(c == -1)) + return 4; + if (!(strcmp (argv[0], "program") == 0)) + return 5; + if (!(strcmp (argv[1], "donald") == 0)) + return 6; + if (!(strcmp (argv[2], "-p") == 0)) + return 7; + if (!(strcmp (argv[3], "billy") == 0)) + return 8; + if (!(strcmp (argv[4], "duck") == 0)) + return 9; + if (!(strcmp (argv[5], "-a") == 0)) + return 10; + if (!(strcmp (argv[6], "bar") == 0)) + return 11; + if (!(optind == 1)) + return 12; + } + + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_getopt_posix=yes +else + gl_cv_func_getopt_posix=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_posix" >&5 +$as_echo "$gl_cv_func_getopt_posix" >&6; } + case "$gl_cv_func_getopt_posix" in + *no) gl_replace_getopt=yes ;; + esac + fi + + if test -z "$gl_replace_getopt" && test $gl_getopt_required = GNU; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working GNU getopt function" >&5 +$as_echo_n "checking for working GNU getopt function... " >&6; } +if test "${gl_cv_func_getopt_gnu+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # Even with POSIXLY_CORRECT, the GNU extension of leading '-' in the + # optstring is necessary for programs like m4 that have POSIX-mandated + # semantics for supporting options interspersed with files. + # Also, since getopt_long is a GNU extension, we require optind=0. + gl_had_POSIXLY_CORRECT=${POSIXLY_CORRECT:+yes} + POSIXLY_CORRECT=1 + export POSIXLY_CORRECT + if test "$cross_compiling" = yes; then : + case $host_os:$ac_cv_have_decl_optreset in + *-gnu*:* | mingw*:*) gl_cv_func_getopt_gnu=no;; + *:yes) gl_cv_func_getopt_gnu=no;; + *) gl_cv_func_getopt_gnu=yes;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <getopt.h> + #include <stddef.h> + #include <string.h> + +int +main () +{ + + /* This code succeeds on glibc 2.8, OpenBSD 4.0, Cygwin, mingw, + and fails on MacOS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5, + OSF/1 5.1, Solaris 10. */ + { + char *myargv[3]; + myargv[0] = "conftest"; + myargv[1] = "-+"; + myargv[2] = 0; + opterr = 0; + if (getopt (2, myargv, "+a") != '?') + return 1; + } + /* This code succeeds on glibc 2.8, mingw, + and fails on MacOS X 10.5, OpenBSD 4.0, AIX 5.2, HP-UX 11, + IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 1.5.x. */ + { + char *argv[] = { "program", "-p", "foo", "bar", NULL }; + + optind = 1; + if (getopt (4, argv, "p::") != 'p') + return 2; + if (optarg != NULL) + return 3; + if (getopt (4, argv, "p::") != -1) + return 4; + if (optind != 2) + return 5; + } + /* This code succeeds on glibc 2.8 and fails on Cygwin 1.7.0. */ + { + char *argv[] = { "program", "foo", "-p", NULL }; + optind = 0; + if (getopt (3, argv, "-p") != 1) + return 6; + if (getopt (3, argv, "-p") != 'p') + return 7; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_getopt_gnu=yes +else + gl_cv_func_getopt_gnu=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + if test "$gl_had_POSIXLY_CORRECT" != yes; then + { POSIXLY_CORRECT=; unset POSIXLY_CORRECT;} + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_getopt_gnu" >&5 +$as_echo "$gl_cv_func_getopt_gnu" >&6; } + if test "$gl_cv_func_getopt_gnu" = "no"; then + gl_replace_getopt=yes + fi + fi + +ac_fn_c_check_decl "$LINENO" "getenv" "ac_cv_have_decl_getenv" "$ac_includes_default" +if test "x$ac_cv_have_decl_getenv" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_GETENV $ac_have_decl +_ACEOF + + + + + + + if test -n "$gl_replace_getopt"; then : + + + + GETOPT_H=getopt.h + +$as_echo "#define __GETOPT_PREFIX rpl_" >>confdefs.h + + + + GNULIB_UNISTD_H_GETOPT=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS getopt.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS getopt1.$ac_objext" + + + + + + +fi + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C/C++ restrict keyword" >&5 +$as_echo_n "checking for C/C++ restrict keyword... " >&6; } +if test "${ac_cv_c_restrict+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_c_restrict=no + # The order here caters to the fact that C++ does not require restrict. + for ac_kw in __restrict __restrict__ _Restrict restrict; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +typedef int * int_ptr; + int foo (int_ptr $ac_kw ip) { + return ip[0]; + } +int +main () +{ +int s[1]; + int * $ac_kw t = s; + t[0] = 0; + return foo(t) + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_restrict=$ac_kw +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + test "$ac_cv_c_restrict" != no && break + done + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_restrict" >&5 +$as_echo "$ac_cv_c_restrict" >&6; } + + case $ac_cv_c_restrict in + restrict) ;; + no) $as_echo "#define restrict /**/" >>confdefs.h + ;; + *) cat >>confdefs.h <<_ACEOF +#define restrict $ac_cv_c_restrict +_ACEOF + ;; + esac + + + GNULIB_GETTIMEOFDAY=0; + HAVE_GETTIMEOFDAY=1; + HAVE_STRUCT_TIMEVAL=1; + HAVE_SYS_TIME_H=1; + REPLACE_GETTIMEOFDAY=0; + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_time_h='<'sys/time.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <sys/time.h>" >&5 +$as_echo_n "checking absolute name of <sys/time.h>... " >&6; } +if test "${gl_cv_next_sys_time_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_sys_time_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/time.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_sys_time_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/sys/time.h#{ + s#.*"\(.*/sys/time.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_sys_time_h='<'sys/time.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_time_h" >&5 +$as_echo "$gl_cv_next_sys_time_h" >&6; } + fi + NEXT_SYS_TIME_H=$gl_cv_next_sys_time_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/time.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_time_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_TIME_H=$gl_next_as_first_directive + + + + + if test $ac_cv_header_sys_time_h != yes; then + HAVE_SYS_TIME_H=0 + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timeval" >&5 +$as_echo_n "checking for struct timeval... " >&6; } +if test "${gl_cv_sys_struct_timeval+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if HAVE_SYS_TIME_H + #include <sys/time.h> + #endif + #include <time.h> + +int +main () +{ +static struct timeval x; x.tv_sec = x.tv_usec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_sys_struct_timeval=yes +else + gl_cv_sys_struct_timeval=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timeval" >&5 +$as_echo "$gl_cv_sys_struct_timeval" >&6; } + if test $gl_cv_sys_struct_timeval != yes; then + HAVE_STRUCT_TIMEVAL=0 + fi + + + for gl_func in gettimeofday; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if HAVE_SYS_TIME_H +# include <sys/time.h> +#endif +#include <time.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 +$as_echo_n "checking where to find the exponent in a 'float'... " >&6; } +if test "${gl_cv_cc_float_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_cc_float_expbit0="word 0 bit 23" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } memory_float; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (float x) +{ + memory_float m; + size_t i; + /* Clear it first, in case + sizeof (float) < sizeof (memory_float). */ + memset (&m, 0, sizeof (memory_float)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25f); + add_to_ored_words (0.5f); + add_to_ored_words (1.0f); + add_to_ored_words (2.0f); + add_to_ored_words (4.0f); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_float_expbit0=`cat conftest.out` +else + gl_cv_cc_float_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 +$as_echo "$gl_cv_cc_float_expbit0" >&6; } + case "$gl_cv_cc_float_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5 +$as_echo_n "checking whether byte ordering is bigendian... " >&6; } +if test "${ac_cv_c_bigendian+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_c_bigendian=unknown + # See if we're dealing with a universal compiler. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + # Check for potential -arch flags. It is not universal unless + # there are at least two -arch flags with different values. + ac_arch= + ac_prev= + for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do + if test -n "$ac_prev"; then + case $ac_word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then + ac_arch=$ac_word + else + ac_cv_c_bigendian=universal + break + fi + ;; + esac + ac_prev= + elif test "x$ac_word" = "x-arch"; then + ac_prev=arch + fi + done +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $ac_cv_c_bigendian = unknown; then + # See if sys/param.h defines the BYTE_ORDER macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ + && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ + && LITTLE_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if BYTE_ORDER != BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to _BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#ifndef _BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # Compile a test program. + if test "$cross_compiling" = yes; then : + # Try to guess by grepping values from an object file. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +short int ascii_mm[] = + { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; + short int ascii_ii[] = + { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; + int use_ascii (int i) { + return ascii_mm[i] + ascii_ii[i]; + } + short int ebcdic_ii[] = + { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; + short int ebcdic_mm[] = + { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; + int use_ebcdic (int i) { + return ebcdic_mm[i] + ebcdic_ii[i]; + } + extern int foo; + +int +main () +{ +return use_ascii (foo) == use_ebcdic (foo); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then + ac_cv_c_bigendian=yes + fi + if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then + if test "$ac_cv_c_bigendian" = unknown; then + ac_cv_c_bigendian=no + else + # finding both strings is unlikely to happen, but who knows? + ac_cv_c_bigendian=unknown + fi + fi +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long int l; + char c[sizeof (long int)]; + } u; + u.l = 1; + return u.c[sizeof (long int) - 1] == 1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_c_bigendian=no +else + ac_cv_c_bigendian=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5 +$as_echo "$ac_cv_c_bigendian" >&6; } + case $ac_cv_c_bigendian in #( + yes) + $as_echo "#define WORDS_BIGENDIAN 1" >>confdefs.h +;; #( + no) + ;; #( + universal) + +$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + ;; #( + *) + as_fn_error "unknown endianness + presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;; + esac + + + + GNULIB_NL_LANGINFO=0; + HAVE_NL_LANGINFO=1; + REPLACE_NL_LANGINFO=0; + + + +ac_fn_c_check_decl "$LINENO" "getc_unlocked" "ac_cv_have_decl_getc_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_getc_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_GETC_UNLOCKED $ac_have_decl +_ACEOF + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C Library 2.1 or newer" >&5 +$as_echo_n "checking whether we are using the GNU C Library 2.1 or newer... " >&6; } +if test "${ac_cv_gnu_library_2_1+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <features.h> +#ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2) + Lucky GNU user + #endif +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Lucky GNU user" >/dev/null 2>&1; then : + ac_cv_gnu_library_2_1=yes +else + ac_cv_gnu_library_2_1=no +fi +rm -f conftest* + + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_gnu_library_2_1" >&5 +$as_echo "$ac_cv_gnu_library_2_1" >&6; } + + GLIBC21="$ac_cv_gnu_library_2_1" + + + + + gl_threads_api=none + LIBTHREAD= + LTLIBTHREAD= + LIBMULTITHREAD= + LTLIBMULTITHREAD= + if test "$gl_use_threads" != no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether imported symbols can be declared weak" >&5 +$as_echo_n "checking whether imported symbols can be declared weak... " >&6; } + gl_have_weak=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +extern void xyzzy (); +#pragma weak xyzzy +int +main () +{ +xyzzy(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_have_weak=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_have_weak" >&5 +$as_echo "$gl_have_weak" >&6; } + if test "$gl_use_threads" = yes || test "$gl_use_threads" = posix; then + # On OSF/1, the compiler needs the flag -pthread or -D_REENTRANT so that + # it groks <pthread.h>. It's added above, in gl_THREADLIB_EARLY_BODY. + ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default" +if test "x$ac_cv_header_pthread_h" = x""yes; then : + gl_have_pthread_h=yes +else + gl_have_pthread_h=no +fi + + + if test "$gl_have_pthread_h" = yes; then + # Other possible tests: + # -lpthreads (FSU threads, PCthreads) + # -lgthreads + gl_have_pthread= + # Test whether both pthread_mutex_lock and pthread_mutexattr_init exist + # in libc. IRIX 6.5 has the first one in both libc and libpthread, but + # the second one only in libpthread, and lock.c needs it. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <pthread.h> +int +main () +{ +pthread_mutex_lock((pthread_mutex_t*)0); + pthread_mutexattr_init((pthread_mutexattr_t*)0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_have_pthread=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + # Test for libpthread by looking for pthread_kill. (Not pthread_self, + # since it is defined as a macro on OSF/1.) + if test -n "$gl_have_pthread"; then + # The program links fine without libpthread. But it may actually + # need to link with libpthread in order to create multiple threads. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 +$as_echo_n "checking for pthread_kill in -lpthread... " >&6; } +if test "${ac_cv_lib_pthread_pthread_kill+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lpthread $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main () +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_pthread_pthread_kill=yes +else + ac_cv_lib_pthread_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 +$as_echo "$ac_cv_lib_pthread_pthread_kill" >&6; } +if test "x$ac_cv_lib_pthread_pthread_kill" = x""yes; then : + LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread + # On Solaris and HP-UX, most pthread functions exist also in libc. + # Therefore pthread_in_use() needs to actually try to create a + # thread: pthread_create from libc will fail, whereas + # pthread_create will actually create a thread. + case "$host_os" in + solaris* | hpux*) + +$as_echo "#define PTHREAD_IN_USE_DETECTION_HARD 1" >>confdefs.h + + esac + +fi + + else + # Some library is needed. Try libpthread and libc_r. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lpthread" >&5 +$as_echo_n "checking for pthread_kill in -lpthread... " >&6; } +if test "${ac_cv_lib_pthread_pthread_kill+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lpthread $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main () +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_pthread_pthread_kill=yes +else + ac_cv_lib_pthread_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_kill" >&5 +$as_echo "$ac_cv_lib_pthread_pthread_kill" >&6; } +if test "x$ac_cv_lib_pthread_pthread_kill" = x""yes; then : + gl_have_pthread=yes + LIBTHREAD=-lpthread LTLIBTHREAD=-lpthread + LIBMULTITHREAD=-lpthread LTLIBMULTITHREAD=-lpthread +fi + + if test -z "$gl_have_pthread"; then + # For FreeBSD 4. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_kill in -lc_r" >&5 +$as_echo_n "checking for pthread_kill in -lc_r... " >&6; } +if test "${ac_cv_lib_c_r_pthread_kill+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lc_r $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pthread_kill (); +int +main () +{ +return pthread_kill (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_c_r_pthread_kill=yes +else + ac_cv_lib_c_r_pthread_kill=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_kill" >&5 +$as_echo "$ac_cv_lib_c_r_pthread_kill" >&6; } +if test "x$ac_cv_lib_c_r_pthread_kill" = x""yes; then : + gl_have_pthread=yes + LIBTHREAD=-lc_r LTLIBTHREAD=-lc_r + LIBMULTITHREAD=-lc_r LTLIBMULTITHREAD=-lc_r +fi + + fi + fi + if test -n "$gl_have_pthread"; then + gl_threads_api=posix + +$as_echo "#define USE_POSIX_THREADS 1" >>confdefs.h + + if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then + if test $gl_have_weak = yes; then + +$as_echo "#define USE_POSIX_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + fi + fi + fi + if test -z "$gl_have_pthread"; then + if test "$gl_use_threads" = yes || test "$gl_use_threads" = solaris; then + gl_have_solaristhread= + gl_save_LIBS="$LIBS" + LIBS="$LIBS -lthread" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <thread.h> +#include <synch.h> +int +main () +{ +thr_self(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_have_solaristhread=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$gl_save_LIBS" + if test -n "$gl_have_solaristhread"; then + gl_threads_api=solaris + LIBTHREAD=-lthread + LTLIBTHREAD=-lthread + LIBMULTITHREAD="$LIBTHREAD" + LTLIBMULTITHREAD="$LTLIBTHREAD" + +$as_echo "#define USE_SOLARIS_THREADS 1" >>confdefs.h + + if test $gl_have_weak = yes; then + +$as_echo "#define USE_SOLARIS_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + fi + fi + if test "$gl_use_threads" = pth; then + gl_save_CPPFLAGS="$CPPFLAGS" + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libpth" >&5 +$as_echo_n "checking how to link with libpth... " >&6; } +if test "${ac_cv_libpth_libs+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + + + + + + + + use_additional=yes + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + +# Check whether --with-libpth-prefix was given. +if test "${with_libpth_prefix+set}" = set; then : + withval=$with_libpth_prefix; + if test "X$withval" = "Xno"; then + use_additional=no + else + if test "X$withval" = "X"; then + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + else + additional_includedir="$withval/include" + additional_libdir="$withval/$acl_libdirstem" + if test "$acl_libdirstem2" != "$acl_libdirstem" \ + && ! test -d "$withval/$acl_libdirstem"; then + additional_libdir="$withval/$acl_libdirstem2" + fi + fi + fi + +fi + + LIBPTH= + LTLIBPTH= + INCPTH= + LIBPTH_PREFIX= + HAVE_LIBPTH= + rpathdirs= + ltrpathdirs= + names_already_handled= + names_next_round='pth ' + while test -n "$names_next_round"; do + names_this_round="$names_next_round" + names_next_round= + for name in $names_this_round; do + already_handled= + for n in $names_already_handled; do + if test "$n" = "$name"; then + already_handled=yes + break + fi + done + if test -z "$already_handled"; then + names_already_handled="$names_already_handled $name" + uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` + eval value=\"\$HAVE_LIB$uppername\" + if test -n "$value"; then + if test "$value" = yes; then + eval value=\"\$LIB$uppername\" + test -z "$value" || LIBPTH="${LIBPTH}${LIBPTH:+ }$value" + eval value=\"\$LTLIB$uppername\" + test -z "$value" || LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$value" + else + : + fi + else + found_dir= + found_la= + found_so= + found_a= + eval libname=\"$acl_libname_spec\" # typically: libname=lib$name + if test -n "$acl_shlibext"; then + shrext=".$acl_shlibext" # typically: shrext=.so + else + shrext= + fi + if test $use_additional = yes; then + dir="$additional_libdir" + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + ;; + esac + if test "X$found_dir" != "X"; then + break + fi + done + fi + if test "X$found_dir" != "X"; then + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$found_dir -l$name" + if test "X$found_so" != "X"; then + if test "$enable_rpath" = no \ + || test "X$found_dir" = "X/usr/$acl_libdirstem" \ + || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $found_dir" + fi + if test "$acl_hardcode_direct" = yes; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + if test -n "$acl_hardcode_libdir_flag_spec" && test "$acl_hardcode_minus_L" = no; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $found_dir" + fi + else + haveit= + for x in $LDFLAGS $LIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir" + fi + if test "$acl_hardcode_minus_L" != no; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_so" + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" + fi + fi + fi + fi + else + if test "X$found_a" != "X"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }$found_a" + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$found_dir -l$name" + fi + fi + additional_includedir= + case "$found_dir" in + */$acl_libdirstem | */$acl_libdirstem/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'` + if test "$name" = 'pth'; then + LIBPTH_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + */$acl_libdirstem2 | */$acl_libdirstem2/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem2/"'*$,,'` + if test "$name" = 'pth'; then + LIBPTH_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + esac + if test "X$additional_includedir" != "X"; then + if test "X$additional_includedir" != "X/usr/include"; then + haveit= + if test "X$additional_includedir" = "X/usr/local/include"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + for x in $CPPFLAGS $INCPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-I$additional_includedir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_includedir"; then + INCPTH="${INCPTH}${INCPTH:+ }-I$additional_includedir" + fi + fi + fi + fi + fi + if test -n "$found_la"; then + save_libdir="$libdir" + case "$found_la" in + */* | *\\*) . "$found_la" ;; + *) . "./$found_la" ;; + esac + libdir="$save_libdir" + for dep in $dependency_libs; do + case "$dep" in + -L*) + additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ + && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then + haveit= + if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ + || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + haveit= + for x in $LDFLAGS $LIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LIBPTH="${LIBPTH}${LIBPTH:+ }-L$additional_libdir" + fi + fi + haveit= + for x in $LDFLAGS $LTLIBPTH; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-L$additional_libdir" + fi + fi + fi + fi + ;; + -R*) + dir=`echo "X$dep" | sed -e 's/^X-R//'` + if test "$enable_rpath" != no; then + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $dir" + fi + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $dir" + fi + fi + ;; + -l*) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` + ;; + *.la) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` + ;; + *) + LIBPTH="${LIBPTH}${LIBPTH:+ }$dep" + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }$dep" + ;; + esac + done + fi + else + LIBPTH="${LIBPTH}${LIBPTH:+ }-l$name" + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-l$name" + fi + fi + fi + done + done + if test "X$rpathdirs" != "X"; then + if test -n "$acl_hardcode_libdir_separator"; then + alldirs= + for found_dir in $rpathdirs; do + alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir" + done + acl_save_libdir="$libdir" + libdir="$alldirs" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" + else + for found_dir in $rpathdirs; do + acl_save_libdir="$libdir" + libdir="$found_dir" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBPTH="${LIBPTH}${LIBPTH:+ }$flag" + done + fi + fi + if test "X$ltrpathdirs" != "X"; then + for found_dir in $ltrpathdirs; do + LTLIBPTH="${LTLIBPTH}${LTLIBPTH:+ }-R$found_dir" + done + fi + + + + + + + ac_cv_libpth_libs="$LIBPTH" + ac_cv_libpth_ltlibs="$LTLIBPTH" + ac_cv_libpth_cppflags="$INCPTH" + ac_cv_libpth_prefix="$LIBPTH_PREFIX" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libpth_libs" >&5 +$as_echo "$ac_cv_libpth_libs" >&6; } + LIBPTH="$ac_cv_libpth_libs" + LTLIBPTH="$ac_cv_libpth_ltlibs" + INCPTH="$ac_cv_libpth_cppflags" + LIBPTH_PREFIX="$ac_cv_libpth_prefix" + + for element in $INCPTH; do + haveit= + for x in $CPPFLAGS; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X$element"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" + fi + done + + + + + HAVE_LIBPTH=yes + + + + gl_have_pth= + gl_save_LIBS="$LIBS" + LIBS="$LIBS -lpth" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <pth.h> +int +main () +{ +pth_self(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_have_pth=yes +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$gl_save_LIBS" + if test -n "$gl_have_pth"; then + gl_threads_api=pth + LIBTHREAD="$LIBPTH" + LTLIBTHREAD="$LTLIBPTH" + LIBMULTITHREAD="$LIBTHREAD" + LTLIBMULTITHREAD="$LTLIBTHREAD" + +$as_echo "#define USE_PTH_THREADS 1" >>confdefs.h + + if test -n "$LIBMULTITHREAD" || test -n "$LTLIBMULTITHREAD"; then + if test $gl_have_weak = yes; then + +$as_echo "#define USE_PTH_THREADS_WEAK 1" >>confdefs.h + + LIBTHREAD= + LTLIBTHREAD= + fi + fi + else + CPPFLAGS="$gl_save_CPPFLAGS" + fi + fi + if test -z "$gl_have_pthread"; then + if test "$gl_use_threads" = yes || test "$gl_use_threads" = win32; then + if { case "$host_os" in + mingw*) true;; + *) false;; + esac + }; then + gl_threads_api=win32 + +$as_echo "#define USE_WIN32_THREADS 1" >>confdefs.h + + fi + fi + fi + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for multithread API to use" >&5 +$as_echo_n "checking for multithread API to use... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_threads_api" >&5 +$as_echo "$gl_threads_api" >&6; } + + + + + + + + + + + GNULIB_FCHMODAT=0; + GNULIB_FSTATAT=0; + GNULIB_FUTIMENS=0; + GNULIB_LCHMOD=0; + GNULIB_LSTAT=0; + GNULIB_MKDIRAT=0; + GNULIB_MKFIFO=0; + GNULIB_MKFIFOAT=0; + GNULIB_MKNOD=0; + GNULIB_MKNODAT=0; + GNULIB_STAT=0; + GNULIB_UTIMENSAT=0; + HAVE_FCHMODAT=1; + HAVE_FSTATAT=1; + HAVE_FUTIMENS=1; + HAVE_LCHMOD=1; + HAVE_LSTAT=1; + HAVE_MKDIRAT=1; + HAVE_MKFIFO=1; + HAVE_MKFIFOAT=1; + HAVE_MKNOD=1; + HAVE_MKNODAT=1; + HAVE_UTIMENSAT=1; + REPLACE_FSTAT=0; + REPLACE_FSTATAT=0; + REPLACE_FUTIMENS=0; + REPLACE_LSTAT=0; + REPLACE_MKDIR=0; + REPLACE_MKFIFO=0; + REPLACE_MKNOD=0; + REPLACE_STAT=0; + REPLACE_UTIMENSAT=0; + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether lstat correctly handles trailing slash" >&5 +$as_echo_n "checking whether lstat correctly handles trailing slash... " >&6; } +if test "${ac_cv_func_lstat_dereferences_slashed_symlink+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + rm -f conftest.sym conftest.file +echo >conftest.file +if test "$as_ln_s" = "ln -s" && ln -s conftest.file conftest.sym; then + if test "$cross_compiling" = yes; then : + ac_cv_func_lstat_dereferences_slashed_symlink=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ +struct stat sbuf; + /* Linux will dereference the symlink and fail, as required by POSIX. + That is better in the sense that it means we will not + have to compile and use the lstat wrapper. */ + return lstat ("conftest.sym/", &sbuf) == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_lstat_dereferences_slashed_symlink=yes +else + ac_cv_func_lstat_dereferences_slashed_symlink=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +else + # If the `ln -s' command failed, then we probably don't even + # have an lstat function. + ac_cv_func_lstat_dereferences_slashed_symlink=no +fi +rm -f conftest.sym conftest.file + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_lstat_dereferences_slashed_symlink" >&5 +$as_echo "$ac_cv_func_lstat_dereferences_slashed_symlink" >&6; } + +test $ac_cv_func_lstat_dereferences_slashed_symlink = yes && + +cat >>confdefs.h <<_ACEOF +#define LSTAT_FOLLOWS_SLASHED_SYMLINK 1 +_ACEOF + + +if test "x$ac_cv_func_lstat_dereferences_slashed_symlink" = xno; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS lstat.$ac_objext" + +fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether malloc, realloc, calloc are POSIX compliant" >&5 +$as_echo_n "checking whether malloc, realloc, calloc are POSIX compliant... " >&6; } +if test "${gl_cv_func_malloc_posix+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ +#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ + choke me + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_malloc_posix=yes +else + gl_cv_func_malloc_posix=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_malloc_posix" >&5 +$as_echo "$gl_cv_func_malloc_posix" >&6; } + + + GNULIB_ATOLL=0; + GNULIB_CALLOC_POSIX=0; + GNULIB_CANONICALIZE_FILE_NAME=0; + GNULIB_GETLOADAVG=0; + GNULIB_GETSUBOPT=0; + GNULIB_MALLOC_POSIX=0; + GNULIB_MKDTEMP=0; + GNULIB_MKOSTEMP=0; + GNULIB_MKOSTEMPS=0; + GNULIB_MKSTEMP=0; + GNULIB_MKSTEMPS=0; + GNULIB_PUTENV=0; + GNULIB_RANDOM_R=0; + GNULIB_REALLOC_POSIX=0; + GNULIB_REALPATH=0; + GNULIB_RPMATCH=0; + GNULIB_SETENV=0; + GNULIB_STRTOD=0; + GNULIB_STRTOLL=0; + GNULIB_STRTOULL=0; + GNULIB_UNSETENV=0; + HAVE_ATOLL=1; + HAVE_CALLOC_POSIX=1; + HAVE_CANONICALIZE_FILE_NAME=1; + HAVE_DECL_GETLOADAVG=1; + HAVE_GETSUBOPT=1; + HAVE_MALLOC_POSIX=1; + HAVE_MKDTEMP=1; + HAVE_MKOSTEMP=1; + HAVE_MKOSTEMPS=1; + HAVE_MKSTEMPS=1; + HAVE_RANDOM_R=1; + HAVE_REALLOC_POSIX=1; + HAVE_REALPATH=1; + HAVE_RPMATCH=1; + HAVE_SETENV=1; + HAVE_STRTOD=1; + HAVE_STRTOLL=1; + HAVE_STRTOULL=1; + HAVE_STRUCT_RANDOM_DATA=1; + HAVE_SYS_LOADAVG_H=0; + HAVE_UNSETENV=1; + REPLACE_CANONICALIZE_FILE_NAME=0; + REPLACE_MKSTEMP=0; + REPLACE_PUTENV=0; + REPLACE_REALPATH=0; + REPLACE_SETENV=0; + REPLACE_STRTOD=0; + REPLACE_UNSETENV=0; + + + for ac_header in stdlib.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" +if test "x$ac_cv_header_stdlib_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDLIB_H 1 +_ACEOF + +fi + +done + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5 +$as_echo_n "checking for GNU libc compatible malloc... " >&6; } +if test "${ac_cv_func_malloc_0_nonnull+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_func_malloc_0_nonnull=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined STDC_HEADERS || defined HAVE_STDLIB_H +# include <stdlib.h> +#else +char *malloc (); +#endif + +int +main () +{ +return ! malloc (0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_malloc_0_nonnull=yes +else + ac_cv_func_malloc_0_nonnull=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5 +$as_echo "$ac_cv_func_malloc_0_nonnull" >&6; } +if test $ac_cv_func_malloc_0_nonnull = yes; then : + gl_cv_func_malloc_0_nonnull=1 +else + gl_cv_func_malloc_0_nonnull=0 +fi + + +cat >>confdefs.h <<_ACEOF +#define MALLOC_0_IS_NONNULL $gl_cv_func_malloc_0_nonnull +_ACEOF + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for mbstate_t" >&5 +$as_echo_n "checking for mbstate_t... " >&6; } +if test "${ac_cv_type_mbstate_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +# include <wchar.h> +int +main () +{ +mbstate_t x; return sizeof x; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_type_mbstate_t=yes +else + ac_cv_type_mbstate_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_mbstate_t" >&5 +$as_echo "$ac_cv_type_mbstate_t" >&6; } + if test $ac_cv_type_mbstate_t = yes; then + +$as_echo "#define HAVE_MBSTATE_T 1" >>confdefs.h + + else + +$as_echo "#define mbstate_t int" >>confdefs.h + + fi + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5 +$as_echo_n "checking for a traditional japanese locale... " >&6; } +if test "${gt_cv_locale_ja+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether MB_CUR_MAX is > 1. This excludes the dysfunctional locales + on Cygwin 1.5.x. */ + if (MB_CUR_MAX == 1) + return 1; + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the AIX locale name. + if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC-JP + else + # Test for the HP-UX, OSF/1, NetBSD locale name. + if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.eucJP + else + # Test for the IRIX, FreeBSD locale name. + if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC + else + # Test for the Solaris 7 locale name. + if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja + else + # Special test for NetBSD 1.6. + if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then + gt_cv_locale_ja=ja_JP.eucJP + else + # None found. + gt_cv_locale_ja=none + fi + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5 +$as_echo "$gt_cv_locale_ja" >&6; } + LOCALE_JA=$gt_cv_locale_ja + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5 +$as_echo_n "checking for a transitional chinese locale... " >&6; } +if test "${gt_cv_locale_zh_CN+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + /* Check whether a typical GB18030 multibyte sequence is recognized as a + single wide character. This excludes the GB2312 and GBK encodings. */ + if (mblen ("\203\062\332\066", 5) != 4) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the locale name without encoding suffix. + if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN.GB18030 + else + # None found. + gt_cv_locale_zh_CN=none + fi + fi + else + # If there was a link error, due to mblen(), the system is so old that + # it certainly doesn't have a chinese locale. + gt_cv_locale_zh_CN=none + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5 +$as_echo "$gt_cv_locale_zh_CN" >&6; } + LOCALE_ZH_CN=$gt_cv_locale_zh_CN + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + + + + GNULIB_MEMCHR=0; + GNULIB_MEMMEM=0; + GNULIB_MEMPCPY=0; + GNULIB_MEMRCHR=0; + GNULIB_RAWMEMCHR=0; + GNULIB_STPCPY=0; + GNULIB_STPNCPY=0; + GNULIB_STRCHRNUL=0; + GNULIB_STRDUP=0; + GNULIB_STRNDUP=0; + GNULIB_STRNLEN=0; + GNULIB_STRPBRK=0; + GNULIB_STRSEP=0; + GNULIB_STRSTR=0; + GNULIB_STRCASESTR=0; + GNULIB_STRTOK_R=0; + GNULIB_MBSLEN=0; + GNULIB_MBSNLEN=0; + GNULIB_MBSCHR=0; + GNULIB_MBSRCHR=0; + GNULIB_MBSSTR=0; + GNULIB_MBSCASECMP=0; + GNULIB_MBSNCASECMP=0; + GNULIB_MBSPCASECMP=0; + GNULIB_MBSCASESTR=0; + GNULIB_MBSCSPN=0; + GNULIB_MBSPBRK=0; + GNULIB_MBSSPN=0; + GNULIB_MBSSEP=0; + GNULIB_MBSTOK_R=0; + GNULIB_STRERROR=0; + GNULIB_STRSIGNAL=0; + GNULIB_STRVERSCMP=0; + HAVE_MBSLEN=0; + HAVE_DECL_MEMMEM=1; + HAVE_MEMPCPY=1; + HAVE_DECL_MEMRCHR=1; + HAVE_RAWMEMCHR=1; + HAVE_STPCPY=1; + HAVE_STPNCPY=1; + HAVE_STRCHRNUL=1; + HAVE_DECL_STRDUP=1; + HAVE_DECL_STRNDUP=1; + HAVE_DECL_STRNLEN=1; + HAVE_STRPBRK=1; + HAVE_STRSEP=1; + HAVE_STRCASESTR=1; + HAVE_DECL_STRTOK_R=1; + HAVE_DECL_STRERROR=1; + HAVE_DECL_STRSIGNAL=1; + HAVE_STRVERSCMP=1; + REPLACE_MEMCHR=0; + REPLACE_MEMMEM=0; + REPLACE_STRDUP=0; + REPLACE_STRSTR=0; + REPLACE_STRCASESTR=0; + REPLACE_STRERROR=0; + REPLACE_STRNDUP=0; + REPLACE_STRSIGNAL=0; + REPLACE_STRTOK_R=0; + UNDEFINE_STRTOK_R=0; + + + + + + + + + # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it + # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is + # irrelevant for anonymous mappings. + ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap" +if test "x$ac_cv_func_mmap" = x""yes; then : + gl_have_mmap=yes +else + gl_have_mmap=no +fi + + + # Try to allow MAP_ANONYMOUS. + gl_have_mmap_anonymous=no + if test $gl_have_mmap = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5 +$as_echo_n "checking for MAP_ANONYMOUS... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANONYMOUS + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + if test $gl_have_mmap_anonymous != yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANON + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + +$as_echo "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h + + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5 +$as_echo "$gl_have_mmap_anonymous" >&6; } + if test $gl_have_mmap_anonymous = yes; then + +$as_echo "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h + + fi + fi + + + + + + + + + + + + + + for ac_func in memchr +do : + ac_fn_c_check_func "$LINENO" "memchr" "ac_cv_func_memchr" +if test "x$ac_cv_func_memchr" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_MEMCHR 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + if test $ac_cv_func_memchr = no; then + + for ac_header in bp-sym.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "bp-sym.h" "ac_cv_header_bp_sym_h" "$ac_includes_default" +if test "x$ac_cv_header_bp_sym_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_BP_SYM_H 1 +_ACEOF + +fi + +done + + + REPLACE_MEMCHR=1 + fi + + if test $ac_cv_func_memchr = yes; then + # Detect platform-specific bugs in some versions of glibc: + # memchr should not dereference anything with length 0 + # http://bugzilla.redhat.com/499689 + # memchr should not dereference overestimated length after a match + # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=521737 + # http://sourceware.org/bugzilla/show_bug.cgi?id=10162 + # Assume that memchr works on platforms that lack mprotect. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether memchr works" >&5 +$as_echo_n "checking whether memchr works... " >&6; } +if test "${gl_cv_func_memchr_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_memchr_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <string.h> +#if HAVE_SYS_MMAN_H +# include <fcntl.h> +# include <unistd.h> +# include <sys/types.h> +# include <sys/mman.h> +# ifndef MAP_FILE +# define MAP_FILE 0 +# endif +#endif + +int +main () +{ + + char *fence = NULL; +#if HAVE_SYS_MMAN_H && HAVE_MPROTECT +# if HAVE_MAP_ANONYMOUS + const int flags = MAP_ANONYMOUS | MAP_PRIVATE; + const int fd = -1; +# else /* !HAVE_MAP_ANONYMOUS */ + const int flags = MAP_FILE | MAP_PRIVATE; + int fd = open ("/dev/zero", O_RDONLY, 0666); + if (fd >= 0) +# endif + { + int pagesize = getpagesize (); + char *two_pages = + (char *) mmap (NULL, 2 * pagesize, PROT_READ | PROT_WRITE, + flags, fd, 0); + if (two_pages != (char *)(-1) + && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0) + fence = two_pages + pagesize; + } +#endif + if (fence) + { + if (memchr (fence, 0, 0)) + return 1; + strcpy (fence - 9, "12345678"); + if (memchr (fence - 9, 0, 79) != fence - 1) + return 2; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_memchr_works=yes +else + gl_cv_func_memchr_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_memchr_works" >&5 +$as_echo "$gl_cv_func_memchr_works" >&6; } + if test "$gl_cv_func_memchr_works" != yes; then + + for ac_header in bp-sym.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "bp-sym.h" "ac_cv_header_bp_sym_h" "$ac_includes_default" +if test "x$ac_cv_header_bp_sym_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_BP_SYM_H 1 +_ACEOF + +fi + +done + + + REPLACE_MEMCHR=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS memchr.$ac_objext" + + fi + fi + +# Check whether --enable-largefile was given. +if test "${enable_largefile+set}" = set; then : + enableval=$enable_largefile; +fi + +if test "$enable_largefile" != no; then + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5 +$as_echo_n "checking for special C compiler options needed for large files... " >&6; } +if test "${ac_cv_sys_largefile_CC+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_sys_largefile_CC=no + if test "$GCC" != yes; then + ac_save_CC=$CC + while :; do + # IRIX 6.2 and later do not support large files by default, + # so use the C compiler's -n32 option if that helps. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF + if ac_fn_c_try_compile "$LINENO"; then : + break +fi +rm -f core conftest.err conftest.$ac_objext + CC="$CC -n32" + if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_largefile_CC=' -n32'; break +fi +rm -f core conftest.err conftest.$ac_objext + break + done + CC=$ac_save_CC + rm -f conftest.$ac_ext + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5 +$as_echo "$ac_cv_sys_largefile_CC" >&6; } + if test "$ac_cv_sys_largefile_CC" != no; then + CC=$CC$ac_cv_sys_largefile_CC + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5 +$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; } +if test "${ac_cv_sys_file_offset_bits+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _FILE_OFFSET_BITS 64 +#include <sys/types.h> + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_file_offset_bits=64; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_file_offset_bits=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5 +$as_echo "$ac_cv_sys_file_offset_bits" >&6; } +case $ac_cv_sys_file_offset_bits in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits +_ACEOF +;; +esac +rm -rf conftest* + if test $ac_cv_sys_file_offset_bits = unknown; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5 +$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; } +if test "${ac_cv_sys_large_files+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + while :; do + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=no; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#define _LARGE_FILES 1 +#include <sys/types.h> + /* Check that off_t can represent 2**63 - 1 correctly. + We can't simply define LARGE_OFF_T to be 9223372036854775807, + since some C++ compilers masquerading as C compilers + incorrectly reject 9223372036854775807. */ +#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62)) + int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721 + && LARGE_OFF_T % 2147483647 == 1) + ? 1 : -1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_sys_large_files=1; break +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ac_cv_sys_large_files=unknown + break +done +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5 +$as_echo "$ac_cv_sys_large_files" >&6; } +case $ac_cv_sys_large_files in #( + no | unknown) ;; + *) +cat >>confdefs.h <<_ACEOF +#define _LARGE_FILES $ac_cv_sys_large_files +_ACEOF +;; +esac +rm -rf conftest* + fi +fi + + + gl_cv_c_multiarch=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + arch= + prev= + for word in ${CC} ${CFLAGS} ${CPPFLAGS} ${LDFLAGS}; do + if test -n "$prev"; then + case $word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$arch" || test "$arch" = "$word"; then + arch="$word" + else + gl_cv_c_multiarch=yes + fi + ;; + esac + prev= + else + if test "x$word" = "x-arch"; then + prev=arch + fi + fi + done + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $gl_cv_c_multiarch = yes; then + +$as_echo "#define AA_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + APPLE_UNIVERSAL_BUILD=1 + else + APPLE_UNIVERSAL_BUILD=0 + fi + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for promoted mode_t type" >&5 +$as_echo_n "checking for promoted mode_t type... " >&6; } +if test "${gl_cv_promoted_mode_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +int +main () +{ +typedef int array[2 * (sizeof (mode_t) < sizeof (int)) - 1]; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_promoted_mode_t='int' +else + gl_cv_promoted_mode_t='mode_t' +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_promoted_mode_t" >&5 +$as_echo "$gl_cv_promoted_mode_t" >&6; } + +cat >>confdefs.h <<_ACEOF +#define PROMOTED_MODE_T $gl_cv_promoted_mode_t +_ACEOF + + + + + + + + + + GNULIB_POSIX_SPAWN=0; + GNULIB_POSIX_SPAWNP=0; + GNULIB_POSIX_SPAWN_FILE_ACTIONS_INIT=0; + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE=0; + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2=0; + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN=0; + GNULIB_POSIX_SPAWN_FILE_ACTIONS_DESTROY=0; + GNULIB_POSIX_SPAWNATTR_INIT=0; + GNULIB_POSIX_SPAWNATTR_GETFLAGS=0; + GNULIB_POSIX_SPAWNATTR_SETFLAGS=0; + GNULIB_POSIX_SPAWNATTR_GETPGROUP=0; + GNULIB_POSIX_SPAWNATTR_SETPGROUP=0; + GNULIB_POSIX_SPAWNATTR_GETSCHEDPARAM=0; + GNULIB_POSIX_SPAWNATTR_SETSCHEDPARAM=0; + GNULIB_POSIX_SPAWNATTR_GETSCHEDPOLICY=0; + GNULIB_POSIX_SPAWNATTR_SETSCHEDPOLICY=0; + GNULIB_POSIX_SPAWNATTR_GETSIGDEFAULT=0; + GNULIB_POSIX_SPAWNATTR_SETSIGDEFAULT=0; + GNULIB_POSIX_SPAWNATTR_GETSIGMASK=0; + GNULIB_POSIX_SPAWNATTR_SETSIGMASK=0; + GNULIB_POSIX_SPAWNATTR_DESTROY=0; + HAVE_POSIX_SPAWN=1; + HAVE_POSIX_SPAWNATTR_T=1; + HAVE_POSIX_SPAWN_FILE_ACTIONS_T=1; + + REPLACE_POSIX_SPAWN=0; + + + + + + + if test $ac_cv_func_posix_spawn = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether posix_spawn works" >&5 +$as_echo_n "checking whether posix_spawn works... " >&6; } +if test "${gl_cv_func_posix_spawn_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test $cross_compiling = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#include <fcntl.h> +#include <signal.h> +#include <spawn.h> +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/wait.h> + +extern char **environ; + +#ifndef STDIN_FILENO +# define STDIN_FILENO 0 +#endif +#ifndef STDOUT_FILENO +# define STDOUT_FILENO 1 +#endif +#ifndef STDERR_FILENO +# define STDERR_FILENO 2 +#endif + +#ifndef WTERMSIG +# define WTERMSIG(x) ((x) & 0x7f) +#endif +#ifndef WIFEXITED +# define WIFEXITED(x) (WTERMSIG (x) == 0) +#endif +#ifndef WEXITSTATUS +# define WEXITSTATUS(x) (((x) >> 8) & 0xff) +#endif + +#define CHILD_PROGRAM_FILENAME "/non/exist/ent" + +static int +fd_safer (int fd) +{ + if (0 <= fd && fd <= 2) + { + int f = fd_safer (dup (fd)); + int e = errno; + close (fd); + errno = e; + fd = f; + } + + return fd; +} + +int +main () +{ + char *argv[2] = { CHILD_PROGRAM_FILENAME, NULL }; + int ofd[2]; + sigset_t blocked_signals; + sigset_t fatal_signal_set; + posix_spawn_file_actions_t actions; + bool actions_allocated; + posix_spawnattr_t attrs; + bool attrs_allocated; + int err; + pid_t child; + int status; + int exitstatus; + + setvbuf (stdout, NULL, _IOFBF, 0); + puts ("This should be seen only once."); + if (pipe (ofd) < 0 || (ofd[1] = fd_safer (ofd[1])) < 0) + { + perror ("cannot create pipe"); + exit (1); + } + sigprocmask (SIG_SETMASK, NULL, &blocked_signals); + sigemptyset (&fatal_signal_set); + sigaddset (&fatal_signal_set, SIGINT); + sigaddset (&fatal_signal_set, SIGTERM); + sigaddset (&fatal_signal_set, SIGHUP); + sigaddset (&fatal_signal_set, SIGPIPE); + sigprocmask (SIG_BLOCK, &fatal_signal_set, NULL); + actions_allocated = false; + attrs_allocated = false; + if ((err = posix_spawn_file_actions_init (&actions)) != 0 + || (actions_allocated = true, + (err = posix_spawn_file_actions_adddup2 (&actions, ofd[0], STDIN_FILENO)) != 0 + || (err = posix_spawn_file_actions_addclose (&actions, ofd[0])) != 0 + || (err = posix_spawn_file_actions_addclose (&actions, ofd[1])) != 0 + || (err = posix_spawnattr_init (&attrs)) != 0 + || (attrs_allocated = true, + (err = posix_spawnattr_setsigmask (&attrs, &blocked_signals)) != 0 + || (err = posix_spawnattr_setflags (&attrs, POSIX_SPAWN_SETSIGMASK)) != 0) + || (err = posix_spawnp (&child, CHILD_PROGRAM_FILENAME, &actions, &attrs, argv, environ)) != 0)) + { + if (actions_allocated) + posix_spawn_file_actions_destroy (&actions); + if (attrs_allocated) + posix_spawnattr_destroy (&attrs); + sigprocmask (SIG_UNBLOCK, &fatal_signal_set, NULL); + if (err == ENOENT) + return 0; + else + { + errno = err; + perror ("subprocess failed"); + exit (1); + } + } + posix_spawn_file_actions_destroy (&actions); + posix_spawnattr_destroy (&attrs); + sigprocmask (SIG_UNBLOCK, &fatal_signal_set, NULL); + close (ofd[0]); + close (ofd[1]); + status = 0; + while (waitpid (child, &status, 0) != child) + ; + if (!WIFEXITED (status)) + { + fprintf (stderr, "subprocess terminated with unexpected wait status %d\n", status); + exit (1); + } + exitstatus = WEXITSTATUS (status); + if (exitstatus != 127) + { + fprintf (stderr, "subprocess terminated with unexpected exit status %d\n", exitstatus); + exit (1); + } + return 0; +} + +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + if test -s conftest$ac_exeext \ + && ./conftest$ac_exeext > conftest.out \ + && echo 'This should be seen only once.' > conftest.ok \ + && cmp conftest.out conftest.ok > /dev/null; then + gl_cv_func_posix_spawn_works=yes + else + gl_cv_func_posix_spawn_works=no + fi +else + gl_cv_func_posix_spawn_works=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + if test $gl_cv_func_posix_spawn_works = yes; then + if test "$cross_compiling" = yes; then : + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "cannot run test program while cross compiling +See \`config.log' for more details." "$LINENO" 5; } +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Test whether posix_spawn_file_actions_addopen supports filename arguments + that contain special characters such as '*'. */ + +#include <errno.h> +#include <fcntl.h> +#include <signal.h> +#include <spawn.h> +#include <stdbool.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/wait.h> + +extern char **environ; + +#ifndef STDIN_FILENO +# define STDIN_FILENO 0 +#endif +#ifndef STDOUT_FILENO +# define STDOUT_FILENO 1 +#endif +#ifndef STDERR_FILENO +# define STDERR_FILENO 2 +#endif + +#ifndef WTERMSIG +# define WTERMSIG(x) ((x) & 0x7f) +#endif +#ifndef WIFEXITED +# define WIFEXITED(x) (WTERMSIG (x) == 0) +#endif +#ifndef WEXITSTATUS +# define WEXITSTATUS(x) (((x) >> 8) & 0xff) +#endif + +#define CHILD_PROGRAM_FILENAME "conftest" +#define DATA_FILENAME "conftest%=*#?" + +static int +parent_main (void) +{ + FILE *fp; + char *argv[3] = { CHILD_PROGRAM_FILENAME, "-child", NULL }; + posix_spawn_file_actions_t actions; + bool actions_allocated; + int err; + pid_t child; + int status; + int exitstatus; + + /* Create a data file with specific contents. */ + fp = fopen (DATA_FILENAME, "wb"); + if (fp == NULL) + { + perror ("cannot create data file"); + return 1; + } + fwrite ("Halle Potta", 1, 11, fp); + if (fflush (fp) || fclose (fp)) + { + perror ("cannot prepare data file"); + return 1; + } + + /* Avoid reading from our stdin, as it could block. */ + freopen ("/dev/null", "rb", stdin); + + /* Test whether posix_spawn_file_actions_addopen with this file name + actually works, but spawning a child that reads from this file. */ + actions_allocated = false; + if ((err = posix_spawn_file_actions_init (&actions)) != 0 + || (actions_allocated = true, + (err = posix_spawn_file_actions_addopen (&actions, STDIN_FILENO, DATA_FILENAME, O_RDONLY, 0600)) != 0 + || (err = posix_spawn (&child, CHILD_PROGRAM_FILENAME, &actions, NULL, argv, environ)) != 0)) + { + if (actions_allocated) + posix_spawn_file_actions_destroy (&actions); + errno = err; + perror ("subprocess failed"); + return 1; + } + posix_spawn_file_actions_destroy (&actions); + status = 0; + while (waitpid (child, &status, 0) != child) + ; + if (!WIFEXITED (status)) + { + fprintf (stderr, "subprocess terminated with unexpected wait status %d\n", status); + return 1; + } + exitstatus = WEXITSTATUS (status); + if (exitstatus != 0) + { + fprintf (stderr, "subprocess terminated with unexpected exit status %d\n", exitstatus); + return 1; + } + return 0; +} + +static int +child_main (void) +{ + char buf[1024]; + + /* See if reading from STDIN_FILENO yields the expected contents. */ + if (fread (buf, 1, sizeof (buf), stdin) == 11 + && memcmp (buf, "Halle Potta", 11) == 0) + return 0; + else + return 2; +} + +static void +cleanup_then_die (int sig) +{ + /* Clean up data file. */ + unlink (DATA_FILENAME); + + /* Re-raise the signal and die from it. */ + signal (sig, SIG_DFL); + raise (sig); +} + +int +main (int argc, char *argv[]) +{ + int exitstatus; + + if (!(argc > 1 && strcmp (argv[1], "-child") == 0)) + { + /* This is the parent process. */ + signal (SIGINT, cleanup_then_die); + signal (SIGTERM, cleanup_then_die); + #ifdef SIGHUP + signal (SIGHUP, cleanup_then_die); + #endif + + exitstatus = parent_main (); + } + else + { + /* This is the child process. */ + + exitstatus = child_main (); + } + unlink (DATA_FILENAME); + return exitstatus; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + +else + gl_cv_func_posix_spawn_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + else + case "$host_os" in + aix*) gl_cv_func_posix_spawn_works="guessing no";; + *) gl_cv_func_posix_spawn_works="guessing yes";; + esac + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_posix_spawn_works" >&5 +$as_echo "$gl_cv_func_posix_spawn_works" >&6; } + + case "$gl_cv_func_posix_spawn_works" in + *yes) ;; + *) REPLACE_POSIX_SPAWN=1 ;; + esac + else + HAVE_POSIX_SPAWN=0 + fi + + + + + + + + + + + + + GNULIB_SIGNAL_H_SIGPIPE=0; + GNULIB_SIGPROCMASK=0; + GNULIB_SIGACTION=0; + HAVE_POSIX_SIGNALBLOCKING=1; + HAVE_SIGSET_T=1; + HAVE_SIGINFO_T=1; + HAVE_SIGACTION=1; + HAVE_STRUCT_SIGACTION_SA_SIGACTION=1; + + HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=1; + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5 +$as_echo_n "checking for uid_t in sys/types.h... " >&6; } +if test "${ac_cv_type_uid_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "uid_t" >/dev/null 2>&1; then : + ac_cv_type_uid_t=yes +else + ac_cv_type_uid_t=no +fi +rm -f conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5 +$as_echo "$ac_cv_type_uid_t" >&6; } +if test $ac_cv_type_uid_t = no; then + +$as_echo "#define uid_t int" >>confdefs.h + + +$as_echo "#define gid_t int" >>confdefs.h + +fi + + + + + +ac_fn_c_check_decl "$LINENO" "snprintf" "ac_cv_have_decl_snprintf" "$ac_includes_default" +if test "x$ac_cv_have_decl_snprintf" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_SNPRINTF $ac_have_decl +_ACEOF + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdbool.h that conforms to C99" >&5 +$as_echo_n "checking for stdbool.h that conforms to C99... " >&6; } +if test "${ac_cv_header_stdbool_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <stdbool.h> + #ifndef bool + "error: bool is not defined" + #endif + #ifndef false + "error: false is not defined" + #endif + #if false + "error: false is not 0" + #endif + #ifndef true + "error: true is not defined" + #endif + #if true != 1 + "error: true is not 1" + #endif + #ifndef __bool_true_false_are_defined + "error: __bool_true_false_are_defined is not defined" + #endif + + struct s { _Bool s: 1; _Bool t; } s; + + char a[true == 1 ? 1 : -1]; + char b[false == 0 ? 1 : -1]; + char c[__bool_true_false_are_defined == 1 ? 1 : -1]; + char d[(bool) 0.5 == true ? 1 : -1]; + bool e = &s; + char f[(_Bool) 0.0 == false ? 1 : -1]; + char g[true]; + char h[sizeof (_Bool)]; + char i[sizeof s.t]; + enum { j = false, k = true, l = false * true, m = true * 256 }; + _Bool n[m]; + char o[sizeof n == m * sizeof n[0] ? 1 : -1]; + char p[-1 - (_Bool) 0 < 0 && -1 - (bool) 0 < 0 ? 1 : -1]; + #if defined __xlc__ || defined __GNUC__ + /* Catch a bug in IBM AIX xlc compiler version 6.0.0.0 + reported by James Lemley on 2005-10-05; see + http://lists.gnu.org/archive/html/bug-coreutils/2005-10/msg00086.html + This test is not quite right, since xlc is allowed to + reject this program, as the initializer for xlcbug is + not one of the forms that C requires support for. + However, doing the test right would require a run-time + test, and that would make cross-compilation harder. + Let us hope that IBM fixes the xlc bug, and also adds + support for this kind of constant expression. In the + meantime, this test will reject xlc, which is OK, since + our stdbool.h substitute should suffice. We also test + this with GCC, where it should work, to detect more + quickly whether someone messes up the test in the + future. */ + char digs[] = "0123456789"; + int xlcbug = 1 / (&(digs + 5)[-2 + (bool) 1] == &digs[4] ? 1 : -1); + #endif + /* Catch a bug in an HP-UX C compiler. See + http://gcc.gnu.org/ml/gcc-patches/2003-12/msg02303.html + http://lists.gnu.org/archive/html/bug-coreutils/2005-11/msg00161.html + */ + _Bool q = true; + _Bool *pq = &q; + +int +main () +{ + + *pq |= q; + *pq |= ! q; + /* Refer to every declared value, to avoid compiler optimizations. */ + return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !!j + !k + !!l + + !m + !n + !o + !p + !q + !pq); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stdbool_h=yes +else + ac_cv_header_stdbool_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdbool_h" >&5 +$as_echo "$ac_cv_header_stdbool_h" >&6; } + ac_fn_c_check_type "$LINENO" "_Bool" "ac_cv_type__Bool" "$ac_includes_default" +if test "x$ac_cv_type__Bool" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE__BOOL 1 +_ACEOF + + +fi + + if test $ac_cv_header_stdbool_h = yes; then + +$as_echo "#define HAVE_STDBOOL_H 1" >>confdefs.h + + fi + + REPLACE_NULL=0; + HAVE_WCHAR_T=1; + STDDEF_H=''; + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wchar_t" >&5 +$as_echo_n "checking for wchar_t... " >&6; } +if test "${gt_cv_c_wchar_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stddef.h> + wchar_t foo = (wchar_t)'\0'; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_c_wchar_t=yes +else + gt_cv_c_wchar_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wchar_t" >&5 +$as_echo "$gt_cv_c_wchar_t" >&6; } + if test $gt_cv_c_wchar_t = yes; then + +$as_echo "#define HAVE_WCHAR_T 1" >>confdefs.h + + fi + + + + + + + + + + + + + + + + + if test -z "$ERRNO_H"; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strerror function" >&5 +$as_echo_n "checking for working strerror function... " >&6; } +if test "${gl_cv_func_working_strerror+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +int +main () +{ +return !*strerror (-2); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_working_strerror=yes +else + gl_cv_func_working_strerror=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +int +main () +{ +return !*strerror (-2); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_working_strerror=yes +else + gl_cv_func_working_strerror=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_strerror" >&5 +$as_echo "$gl_cv_func_working_strerror" >&6; } + if test $gl_cv_func_working_strerror = no; then + REPLACE_STRERROR=1 + fi + else + REPLACE_STRERROR=1 + fi + if test $REPLACE_STRERROR = 1; then + + ac_fn_c_check_decl "$LINENO" "strerror" "ac_cv_have_decl_strerror" "$ac_includes_default" +if test "x$ac_cv_have_decl_strerror" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRERROR $ac_have_decl +_ACEOF + + + if test $ac_cv_header_sys_socket_h != yes; then + for ac_header in winsock2.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "winsock2.h" "ac_cv_header_winsock2_h" "$ac_includes_default" +if test "x$ac_cv_header_winsock2_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_WINSOCK2_H 1 +_ACEOF + +fi + +done + + fi + + fi + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_string_h='<'string.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <string.h>" >&5 +$as_echo_n "checking absolute name of <string.h>... " >&6; } +if test "${gl_cv_next_string_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_string_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_string_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/string.h#{ + s#.*"\(.*/string.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_string_h='<'string.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_string_h" >&5 +$as_echo "$gl_cv_next_string_h" >&6; } + fi + NEXT_STRING_H=$gl_cv_next_string_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'string.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_string_h + fi + NEXT_AS_FIRST_DIRECTIVE_STRING_H=$gl_next_as_first_directive + + + + + + for gl_func in memmem mempcpy memrchr rawmemchr stpcpy stpncpy strchrnul strdup strndup strnlen strpbrk strsep strcasestr strtok_r strsignal strverscmp; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + +ac_fn_c_check_decl "$LINENO" "strndup" "ac_cv_have_decl_strndup" "$ac_includes_default" +if test "x$ac_cv_have_decl_strndup" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRNDUP $ac_have_decl +_ACEOF + + + +ac_fn_c_check_decl "$LINENO" "strnlen" "ac_cv_have_decl_strnlen" "$ac_includes_default" +if test "x$ac_cv_have_decl_strnlen" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRNLEN $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "strsignal" "ac_cv_have_decl_strsignal" "$ac_includes_default" +if test "x$ac_cv_have_decl_strsignal" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_STRSIGNAL $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "sys_siglist" "ac_cv_have_decl_sys_siglist" "#include <signal.h> +/* NetBSD declares sys_siglist in unistd.h. */ +#ifdef HAVE_UNISTD_H +# include <unistd.h> +#endif + +" +if test "x$ac_cv_have_decl_sys_siglist" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_SYS_SIGLIST $ac_have_decl +_ACEOF + + + + + + if test "$gl_cv_func_memchr_works" != yes; then + REPLACE_STRSTR=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strstr.$ac_objext" + + fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat file-mode macros are broken" >&5 +$as_echo_n "checking whether stat file-mode macros are broken... " >&6; } +if test "${ac_cv_header_stat_broken+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +#include <sys/stat.h> + +#if defined S_ISBLK && defined S_IFDIR +extern char c1[S_ISBLK (S_IFDIR) ? -1 : 1]; +#endif + +#if defined S_ISBLK && defined S_IFCHR +extern char c2[S_ISBLK (S_IFCHR) ? -1 : 1]; +#endif + +#if defined S_ISLNK && defined S_IFREG +extern char c3[S_ISLNK (S_IFREG) ? -1 : 1]; +#endif + +#if defined S_ISSOCK && defined S_IFREG +extern char c4[S_ISSOCK (S_IFREG) ? -1 : 1]; +#endif + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_header_stat_broken=no +else + ac_cv_header_stat_broken=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stat_broken" >&5 +$as_echo "$ac_cv_header_stat_broken" >&6; } +if test $ac_cv_header_stat_broken = yes; then + +$as_echo "#define STAT_MACROS_BROKEN 1" >>confdefs.h + +fi + + + + + + + + + REPLACE_LOCALTIME_R=GNULIB_PORTCHECK; + REPLACE_MKTIME=GNULIB_PORTCHECK; + REPLACE_NANOSLEEP=GNULIB_PORTCHECK; + REPLACE_STRPTIME=GNULIB_PORTCHECK; + REPLACE_TIMEGM=GNULIB_PORTCHECK; + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <time.h>" >&5 +$as_echo_n "checking for struct timespec in <time.h>... " >&6; } +if test "${gl_cv_sys_struct_timespec_in_time_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <time.h> + +int +main () +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_sys_struct_timespec_in_time_h=yes +else + gl_cv_sys_struct_timespec_in_time_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_time_h" >&5 +$as_echo "$gl_cv_sys_struct_timespec_in_time_h" >&6; } + + TIME_H_DEFINES_STRUCT_TIMESPEC=0 + SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=0 + if test $gl_cv_sys_struct_timespec_in_time_h = yes; then + TIME_H_DEFINES_STRUCT_TIMESPEC=1 + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct timespec in <sys/time.h>" >&5 +$as_echo_n "checking for struct timespec in <sys/time.h>... " >&6; } +if test "${gl_cv_sys_struct_timespec_in_sys_time_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/time.h> + +int +main () +{ +static struct timespec x; x.tv_sec = x.tv_nsec; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_sys_struct_timespec_in_sys_time_h=yes +else + gl_cv_sys_struct_timespec_in_sys_time_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_sys_struct_timespec_in_sys_time_h" >&5 +$as_echo "$gl_cv_sys_struct_timespec_in_sys_time_h" >&6; } + if test $gl_cv_sys_struct_timespec_in_sys_time_h = yes; then + SYS_TIME_H_DEFINES_STRUCT_TIMESPEC=1 + fi + fi + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_time_h='<'time.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <time.h>" >&5 +$as_echo_n "checking absolute name of <time.h>... " >&6; } +if test "${gl_cv_next_time_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_time_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <time.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_time_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/time.h#{ + s#.*"\(.*/time.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_time_h='<'time.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_time_h" >&5 +$as_echo "$gl_cv_next_time_h" >&6; } + fi + NEXT_TIME_H=$gl_cv_next_time_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'time.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_time_h + fi + NEXT_AS_FIRST_DIRECTIVE_TIME_H=$gl_next_as_first_directive + + + + + + + +ac_fn_c_check_decl "$LINENO" "clearerr_unlocked" "ac_cv_have_decl_clearerr_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_clearerr_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_CLEARERR_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "feof_unlocked" "ac_cv_have_decl_feof_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_feof_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FEOF_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "ferror_unlocked" "ac_cv_have_decl_ferror_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_ferror_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FERROR_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fflush_unlocked" "ac_cv_have_decl_fflush_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fflush_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FFLUSH_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fgets_unlocked" "ac_cv_have_decl_fgets_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fgets_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FGETS_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fputc_unlocked" "ac_cv_have_decl_fputc_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fputc_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FPUTC_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fputs_unlocked" "ac_cv_have_decl_fputs_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fputs_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FPUTS_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fread_unlocked" "ac_cv_have_decl_fread_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fread_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FREAD_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "fwrite_unlocked" "ac_cv_have_decl_fwrite_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_fwrite_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FWRITE_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "getchar_unlocked" "ac_cv_have_decl_getchar_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_getchar_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_GETCHAR_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "putc_unlocked" "ac_cv_have_decl_putc_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_putc_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_PUTC_UNLOCKED $ac_have_decl +_ACEOF + +ac_fn_c_check_decl "$LINENO" "putchar_unlocked" "ac_cv_have_decl_putchar_unlocked" "$ac_includes_default" +if test "x$ac_cv_have_decl_putchar_unlocked" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_PUTCHAR_UNLOCKED $ac_have_decl +_ACEOF + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wint_t" >&5 +$as_echo_n "checking for wint_t... " >&6; } +if test "${gt_cv_c_wint_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before + <wchar.h>. + BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included + before <wchar.h>. */ +#include <stddef.h> +#include <stdio.h> +#include <time.h> +#include <wchar.h> + wint_t foo = (wchar_t)'\0'; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_c_wint_t=yes +else + gt_cv_c_wint_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wint_t" >&5 +$as_echo "$gt_cv_c_wint_t" >&6; } + if test $gt_cv_c_wint_t = yes; then + +$as_echo "#define HAVE_WINT_T 1" >>confdefs.h + + fi + +ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default" +if test "x$ac_cv_type_size_t" = x""yes; then : + +else + +cat >>confdefs.h <<_ACEOF +#define size_t unsigned int +_ACEOF + +fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inttypes.h" >&5 +$as_echo_n "checking for inttypes.h... " >&6; } +if test "${gl_cv_header_inttypes_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +#include <inttypes.h> +int +main () +{ +uintmax_t i = (uintmax_t) -1; return !i; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_inttypes_h=yes +else + gl_cv_header_inttypes_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_inttypes_h" >&5 +$as_echo "$gl_cv_header_inttypes_h" >&6; } + if test $gl_cv_header_inttypes_h = yes; then + +cat >>confdefs.h <<_ACEOF +#define HAVE_INTTYPES_H_WITH_UINTMAX 1 +_ACEOF + + fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for stdint.h" >&5 +$as_echo_n "checking for stdint.h... " >&6; } +if test "${gl_cv_header_stdint_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +#include <stdint.h> +int +main () +{ +uintmax_t i = (uintmax_t) -1; return !i; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_stdint_h=yes +else + gl_cv_header_stdint_h=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_stdint_h" >&5 +$as_echo "$gl_cv_header_stdint_h" >&6; } + if test $gl_cv_header_stdint_h = yes; then + +cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H_WITH_UINTMAX 1 +_ACEOF + + fi + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for intmax_t" >&5 +$as_echo_n "checking for intmax_t... " >&6; } +if test "${gt_cv_c_intmax_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdlib.h> +#if HAVE_STDINT_H_WITH_UINTMAX +#include <stdint.h> +#endif +#if HAVE_INTTYPES_H_WITH_UINTMAX +#include <inttypes.h> +#endif + +int +main () +{ +intmax_t x = -1; return !x; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_c_intmax_t=yes +else + gt_cv_c_intmax_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_intmax_t" >&5 +$as_echo "$gt_cv_c_intmax_t" >&6; } + if test $gt_cv_c_intmax_t = yes; then + +$as_echo "#define HAVE_INTMAX_T 1" >>confdefs.h + + else + + test $ac_cv_type_long_long_int = yes \ + && ac_type='long long' \ + || ac_type='long' + +cat >>confdefs.h <<_ACEOF +#define intmax_t $ac_type +_ACEOF + + fi + + + + + + + for ac_func in snprintf strnlen wcslen wcsnlen mbrtowc wcrtomb +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +eval as_val=\$$as_ac_var + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + ac_fn_c_check_decl "$LINENO" "_snprintf" "ac_cv_have_decl__snprintf" "#include <stdio.h> +" +if test "x$ac_cv_have_decl__snprintf" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL__SNPRINTF $ac_have_decl +_ACEOF + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports size specifiers as in C99" >&5 +$as_echo_n "checking whether printf supports size specifiers as in C99... " >&6; } +if test "${gl_cv_func_printf_sizes_c99+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on FreeBSD >= 5. + freebsd[1-4]*) gl_cv_func_printf_sizes_c99="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on MacOS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_sizes_c99="guessing no";; + darwin*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on OpenBSD >= 3.9. + openbsd[1-2].* | openbsd3.[0-8] | openbsd3.[0-8].*) + gl_cv_func_printf_sizes_c99="guessing no";; + openbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on Solaris >= 2.10. + solaris2.[0-9]*) gl_cv_func_printf_sizes_c99="guessing no";; + solaris*) gl_cv_func_printf_sizes_c99="guessing yes";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_printf_sizes_c99="guessing no";; + netbsd*) gl_cv_func_printf_sizes_c99="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_sizes_c99="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#include <sys/types.h> +#if HAVE_STDINT_H_WITH_UINTMAX +# include <stdint.h> +#endif +#if HAVE_INTTYPES_H_WITH_UINTMAX +# include <inttypes.h> +#endif +static char buf[100]; +int main () +{ +#if HAVE_STDINT_H_WITH_UINTMAX || HAVE_INTTYPES_H_WITH_UINTMAX + buf[0] = '\0'; + if (sprintf (buf, "%ju %d", (uintmax_t) 12345671, 33, 44, 55) < 0 + || strcmp (buf, "12345671 33") != 0) + return 1; +#endif + buf[0] = '\0'; + if (sprintf (buf, "%zu %d", (size_t) 12345672, 33, 44, 55) < 0 + || strcmp (buf, "12345672 33") != 0) + return 1; + buf[0] = '\0'; + if (sprintf (buf, "%tu %d", (ptrdiff_t) 12345673, 33, 44, 55) < 0 + || strcmp (buf, "12345673 33") != 0) + return 1; + buf[0] = '\0'; + if (sprintf (buf, "%Lg %d", (long double) 1.5, 33, 44, 55) < 0 + || strcmp (buf, "1.5 33") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_sizes_c99=yes +else + gl_cv_func_printf_sizes_c99=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_sizes_c99" >&5 +$as_echo "$gl_cv_func_printf_sizes_c99" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports 'long double' arguments" >&5 +$as_echo_n "checking whether printf supports 'long double' arguments... " >&6; } +if test "${gl_cv_func_printf_long_double+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + beos*) gl_cv_func_printf_long_double="guessing no";; + mingw* | pw*) gl_cv_func_printf_long_double="guessing no";; + *) gl_cv_func_printf_long_double="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[10000]; +int main () +{ + buf[0] = '\0'; + if (sprintf (buf, "%Lf %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.750000 33") != 0) + return 1; + buf[0] = '\0'; + if (sprintf (buf, "%Le %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.750000e+00 33") != 0) + return 1; + buf[0] = '\0'; + if (sprintf (buf, "%Lg %d", 1.75L, 33, 44, 55) < 0 + || strcmp (buf, "1.75 33") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_long_double=yes +else + gl_cv_func_printf_long_double=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_long_double" >&5 +$as_echo "$gl_cv_func_printf_long_double" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'double' arguments" >&5 +$as_echo_n "checking whether printf supports infinite 'double' arguments... " >&6; } +if test "${gl_cv_func_printf_infinite+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5]*) gl_cv_func_printf_infinite="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on MacOS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_infinite="guessing no";; + darwin*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on HP-UX >= 11. + hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite="guessing no";; + hpux*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_printf_infinite="guessing no";; + netbsd*) gl_cv_func_printf_infinite="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_infinite="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_infinite="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static int +strisnan (const char *string, size_t start_index, size_t end_index) +{ + if (start_index < end_index) + { + if (string[start_index] == '-') + start_index++; + if (start_index + 3 <= end_index + && memcmp (string + start_index, "nan", 3) == 0) + { + start_index += 3; + if (start_index == end_index + || (string[start_index] == '(' && string[end_index - 1] == ')')) + return 1; + } + } + return 0; +} +static int +have_minus_zero () +{ + static double plus_zero = 0.0; + double minus_zero = - plus_zero; + return memcmp (&plus_zero, &minus_zero, sizeof (double)) != 0; +} +static char buf[10000]; +static double zero = 0.0; +int main () +{ + if (sprintf (buf, "%f", 1.0 / 0.0) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%f", -1.0 / 0.0) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%f", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%e", 1.0 / 0.0) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%e", -1.0 / 0.0) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%e", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%g", 1.0 / 0.0) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%g", -1.0 / 0.0) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%g", zero / zero) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + /* This test fails on HP-UX 10.20. */ + if (have_minus_zero ()) + if (sprintf (buf, "%g", - zero) < 0 + || strcmp (buf, "-0") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_infinite=yes +else + gl_cv_func_printf_infinite=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite" >&5 +$as_echo "$gl_cv_func_printf_infinite" >&6; } + + + + + + if test -n "$gl_printf_safe"; then + +$as_echo "#define CHECK_PRINTF_SAFE 1" >>confdefs.h + + fi + case "$gl_cv_func_printf_long_double" in + *yes) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports infinite 'long double' arguments" >&5 +$as_echo_n "checking whether printf supports infinite 'long double' arguments... " >&6; } +if test "${gl_cv_func_printf_infinite_long_double+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_cpu" in + # Guess no on ia64, x86_64, i386. + ia64 | x86_64 | i*86) gl_cv_func_printf_infinite_long_double="guessing no";; + *) + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5]*) gl_cv_func_printf_infinite_long_double="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on MacOS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_infinite_long_double="guessing no";; + darwin*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on HP-UX >= 11. + hpux[7-9]* | hpux10*) gl_cv_func_printf_infinite_long_double="guessing no";; + hpux*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # Guess yes on NetBSD >= 3. + netbsd[1-2]* | netbsdelf[1-2]* | netbsdaout[1-2]* | netbsdcoff[1-2]*) + gl_cv_func_printf_infinite_long_double="guessing no";; + netbsd*) gl_cv_func_printf_infinite_long_double="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_infinite_long_double="guessing no";; + esac + ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include <stdlib.h> +#if defined __MACH__ && defined __APPLE__ +/* Avoid a crash on MacOS X. */ +#include <mach/mach.h> +#include <mach/mach_error.h> +#include <mach/thread_status.h> +#include <mach/exception.h> +#include <mach/task.h> +#include <pthread.h> +/* The exception port on which our thread listens. */ +static mach_port_t our_exception_port; +/* The main function of the thread listening for exceptions of type + EXC_BAD_ACCESS. */ +static void * +mach_exception_thread (void *arg) +{ + /* Buffer for a message to be received. */ + struct { + mach_msg_header_t head; + mach_msg_body_t msgh_body; + char data[1024]; + } msg; + mach_msg_return_t retval; + /* Wait for a message on the exception port. */ + retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), + our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); + if (retval != MACH_MSG_SUCCESS) + abort (); + exit (1); +} +static void +nocrash_init (void) +{ + mach_port_t self = mach_task_self (); + /* Allocate a port on which the thread shall listen for exceptions. */ + if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) + == KERN_SUCCESS) { + /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ + if (mach_port_insert_right (self, our_exception_port, our_exception_port, + MACH_MSG_TYPE_MAKE_SEND) + == KERN_SUCCESS) { + /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting + for us. */ + exception_mask_t mask = EXC_MASK_BAD_ACCESS; + /* Create the thread listening on the exception port. */ + pthread_attr_t attr; + pthread_t thread; + if (pthread_attr_init (&attr) == 0 + && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 + && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { + pthread_attr_destroy (&attr); + /* Replace the exception port info for these exceptions with our own. + Note that we replace the exception port for the entire task, not only + for a particular thread. This has the effect that when our exception + port gets the message, the thread specific exception port has already + been asked, and we don't need to bother about it. + See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ + task_set_exception_ports (self, mask, our_exception_port, + EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); + } + } + } +} +#else +/* Avoid a crash on POSIX systems. */ +#include <signal.h> +/* A POSIX signal handler. */ +static void +exception_handler (int sig) +{ + exit (1); +} +static void +nocrash_init (void) +{ +#ifdef SIGSEGV + signal (SIGSEGV, exception_handler); +#endif +#ifdef SIGBUS + signal (SIGBUS, exception_handler); +#endif +} +#endif + +#include <float.h> +#include <stdio.h> +#include <string.h> +static int +strisnan (const char *string, size_t start_index, size_t end_index) +{ + if (start_index < end_index) + { + if (string[start_index] == '-') + start_index++; + if (start_index + 3 <= end_index + && memcmp (string + start_index, "nan", 3) == 0) + { + start_index += 3; + if (start_index == end_index + || (string[start_index] == '(' && string[end_index - 1] == ')')) + return 1; + } + } + return 0; +} +static char buf[10000]; +static long double zeroL = 0.0L; +int main () +{ + nocrash_init(); + if (sprintf (buf, "%Lf", 1.0L / 0.0L) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%Lf", -1.0L / 0.0L) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%Lf", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", 1.0L / 0.0L) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%Le", -1.0L / 0.0L) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%Le", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", 1.0L / 0.0L) < 0 + || (strcmp (buf, "inf") != 0 && strcmp (buf, "infinity") != 0)) + return 1; + if (sprintf (buf, "%Lg", -1.0L / 0.0L) < 0 + || (strcmp (buf, "-inf") != 0 && strcmp (buf, "-infinity") != 0)) + return 1; + if (sprintf (buf, "%Lg", zeroL / zeroL) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; +#if CHECK_PRINTF_SAFE && ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) +/* Representation of an 80-bit 'long double' as an initializer for a sequence + of 'unsigned int' words. */ +# ifdef WORDS_BIGENDIAN +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ + ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \ + (unsigned int) (mantlo) << 16 \ + } +# else +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { mantlo, manthi, exponent } +# endif + { /* Quiet NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { + /* Signalling NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { /* Pseudo-NaN. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { /* Pseudo-Infinity. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { /* Pseudo-Zero. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { /* Unnormalized number. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } + { /* Pseudo-Denormal. */ + static union { unsigned int word[4]; long double value; } x = + { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; + if (sprintf (buf, "%Lf", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Le", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + if (sprintf (buf, "%Lg", x.value) < 0 + || !strisnan (buf, 0, strlen (buf))) + return 1; + } +#endif + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_infinite_long_double=yes +else + gl_cv_func_printf_infinite_long_double=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_infinite_long_double" >&5 +$as_echo "$gl_cv_func_printf_infinite_long_double" >&6; } + ;; + *) + gl_cv_func_printf_infinite_long_double="irrelevant" + ;; + esac + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'a' and 'A' directives" >&5 +$as_echo_n "checking whether printf supports the 'a' and 'A' directives... " >&6; } +if test "${gl_cv_func_printf_directive_a+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on glibc >= 2.5 systems. + *-gnu*) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <features.h> + #ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 5) || (__GLIBC__ > 2) + BZ2908 + #endif + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "BZ2908" >/dev/null 2>&1; then : + gl_cv_func_printf_directive_a="guessing yes" +else + gl_cv_func_printf_directive_a="guessing no" +fi +rm -f conftest* + + ;; + # If we don't know, assume the worst. + *) gl_cv_func_printf_directive_a="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[100]; +int main () +{ + if (sprintf (buf, "%a %d", 3.1416015625, 33, 44, 55) < 0 + || (strcmp (buf, "0x1.922p+1 33") != 0 + && strcmp (buf, "0x3.244p+0 33") != 0 + && strcmp (buf, "0x6.488p-1 33") != 0 + && strcmp (buf, "0xc.91p-2 33") != 0)) + return 1; + if (sprintf (buf, "%A %d", -3.1416015625, 33, 44, 55) < 0 + || (strcmp (buf, "-0X1.922P+1 33") != 0 + && strcmp (buf, "-0X3.244P+0 33") != 0 + && strcmp (buf, "-0X6.488P-1 33") != 0 + && strcmp (buf, "-0XC.91P-2 33") != 0)) + return 1; + /* This catches a FreeBSD 6.1 bug: it doesn't round. */ + if (sprintf (buf, "%.2a %d", 1.51, 33, 44, 55) < 0 + || (strcmp (buf, "0x1.83p+0 33") != 0 + && strcmp (buf, "0x3.05p-1 33") != 0 + && strcmp (buf, "0x6.0ap-2 33") != 0 + && strcmp (buf, "0xc.14p-3 33") != 0)) + return 1; + /* This catches a FreeBSD 6.1 bug. See + <http://lists.gnu.org/archive/html/bug-gnulib/2007-04/msg00107.html> */ + if (sprintf (buf, "%010a %d", 1.0 / 0.0, 33, 44, 55) < 0 + || buf[0] == '0') + return 1; + /* This catches a MacOS X 10.3.9 (Darwin 7.9) bug. */ + if (sprintf (buf, "%.1a", 1.999) < 0 + || (strcmp (buf, "0x1.0p+1") != 0 + && strcmp (buf, "0x2.0p+0") != 0 + && strcmp (buf, "0x4.0p-1") != 0 + && strcmp (buf, "0x8.0p-2") != 0)) + return 1; + /* This catches the same MacOS X 10.3.9 (Darwin 7.9) bug and also a + glibc 2.4 bug <http://sourceware.org/bugzilla/show_bug.cgi?id=2908>. */ + if (sprintf (buf, "%.1La", 1.999L) < 0 + || (strcmp (buf, "0x1.0p+1") != 0 + && strcmp (buf, "0x2.0p+0") != 0 + && strcmp (buf, "0x4.0p-1") != 0 + && strcmp (buf, "0x8.0p-2") != 0)) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_directive_a=yes +else + gl_cv_func_printf_directive_a=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_a" >&5 +$as_echo "$gl_cv_func_printf_directive_a" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'F' directive" >&5 +$as_echo_n "checking whether printf supports the 'F' directive... " >&6; } +if test "${gl_cv_func_printf_directive_f+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on FreeBSD >= 6. + freebsd[1-5]*) gl_cv_func_printf_directive_f="guessing no";; + freebsd* | kfreebsd*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on MacOS X >= 10.3. + darwin[1-6].*) gl_cv_func_printf_directive_f="guessing no";; + darwin*) gl_cv_func_printf_directive_f="guessing yes";; + # Guess yes on Solaris >= 2.10. + solaris2.[0-9]*) gl_cv_func_printf_directive_f="guessing no";; + solaris*) gl_cv_func_printf_directive_f="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_directive_f="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[100]; +int main () +{ + if (sprintf (buf, "%F %d", 1234567.0, 33, 44, 55) < 0 + || strcmp (buf, "1234567.000000 33") != 0) + return 1; + if (sprintf (buf, "%F", 1.0 / 0.0) < 0 + || (strcmp (buf, "INF") != 0 && strcmp (buf, "INFINITY") != 0)) + return 1; + /* This catches a Cygwin 1.5.x bug. */ + if (sprintf (buf, "%.F", 1234.0) < 0 + || strcmp (buf, "1234") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_directive_f=yes +else + gl_cv_func_printf_directive_f=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_f" >&5 +$as_echo "$gl_cv_func_printf_directive_f" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'n' directive" >&5 +$as_echo_n "checking whether printf supports the 'n' directive... " >&6; } +if test "${gl_cv_func_printf_directive_n+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + *) gl_cv_func_printf_directive_n="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char fmtstring[10]; +static char buf[100]; +int main () +{ + int count = -1; + /* Copy the format string. Some systems (glibc with _FORTIFY_SOURCE=2) + support %n in format strings in read-only memory but not in writable + memory. */ + strcpy (fmtstring, "%d %n"); + if (sprintf (buf, fmtstring, 123, &count, 33, 44, 55) < 0 + || strcmp (buf, "123 ") != 0 + || count != 4) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_directive_n=yes +else + gl_cv_func_printf_directive_n=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_n" >&5 +$as_echo "$gl_cv_func_printf_directive_n" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the 'ls' directive" >&5 +$as_echo_n "checking whether printf supports the 'ls' directive... " >&6; } +if test "${gl_cv_func_printf_directive_ls+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + openbsd*) gl_cv_func_printf_directive_ls="guessing no";; + irix*) gl_cv_func_printf_directive_ls="guessing no";; + solaris*) gl_cv_func_printf_directive_ls="guessing no";; + cygwin*) gl_cv_func_printf_directive_ls="guessing no";; + beos* | haiku*) gl_cv_func_printf_directive_ls="guessing no";; + *) gl_cv_func_printf_directive_ls="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before + <wchar.h>. + BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ +#include <stddef.h> +#include <stdio.h> +#include <time.h> +#include <wchar.h> +#include <string.h> +int main () +{ + char buf[100]; + /* Test whether %ls works at all. + This test fails on OpenBSD 4.0, IRIX 6.5, Solaris 2.6, Haiku, but not on + Cygwin 1.5. */ + { + static const wchar_t wstring[] = { 'a', 'b', 'c', 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%ls", wstring) < 0 + || strcmp (buf, "abc") != 0) + return 1; + } + /* This test fails on IRIX 6.5, Solaris 2.6, Cygwin 1.5, Haiku (with an + assertion failure inside libc), but not on OpenBSD 4.0. */ + { + static const wchar_t wstring[] = { 'a', 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%ls", wstring) < 0 + || strcmp (buf, "a") != 0) + return 1; + } + /* Test whether precisions in %ls are supported as specified in ISO C 99 + section 7.19.6.1: + "If a precision is specified, no more than that many bytes are written + (including shift sequences, if any), and the array shall contain a + null wide character if, to equal the multibyte character sequence + length given by the precision, the function would need to access a + wide character one past the end of the array." + This test fails on Solaris 10. */ + { + static const wchar_t wstring[] = { 'a', 'b', (wchar_t) 0xfdfdfdfd, 0 }; + buf[0] = '\0'; + if (sprintf (buf, "%.2ls", wstring) < 0 + || strcmp (buf, "ab") != 0) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_directive_ls=yes +else + gl_cv_func_printf_directive_ls=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_directive_ls" >&5 +$as_echo "$gl_cv_func_printf_directive_ls" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports POSIX/XSI format strings with positions" >&5 +$as_echo_n "checking whether printf supports POSIX/XSI format strings with positions... " >&6; } +if test "${gl_cv_func_printf_positions+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + netbsd[1-3]* | netbsdelf[1-3]* | netbsdaout[1-3]* | netbsdcoff[1-3]*) + gl_cv_func_printf_positions="guessing no";; + beos*) gl_cv_func_printf_positions="guessing no";; + mingw* | pw*) gl_cv_func_printf_positions="guessing no";; + *) gl_cv_func_printf_positions="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +/* The string "%2$d %1$d", with dollar characters protected from the shell's + dollar expansion (possibly an autoconf bug). */ +static char format[] = { '%', '2', '$', 'd', ' ', '%', '1', '$', 'd', '\0' }; +static char buf[100]; +int main () +{ + sprintf (buf, format, 33, 55); + return (strcmp (buf, "55 33") != 0); +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_positions=yes +else + gl_cv_func_printf_positions=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_positions" >&5 +$as_echo "$gl_cv_func_printf_positions" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the grouping flag" >&5 +$as_echo_n "checking whether printf supports the grouping flag... " >&6; } +if test "${gl_cv_func_printf_flag_grouping+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + cygwin*) gl_cv_func_printf_flag_grouping="guessing no";; + netbsd*) gl_cv_func_printf_flag_grouping="guessing no";; + mingw* | pw*) gl_cv_func_printf_flag_grouping="guessing no";; + *) gl_cv_func_printf_flag_grouping="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[100]; +int main () +{ + if (sprintf (buf, "%'d %d", 1234567, 99) < 0 + || buf[strlen (buf) - 1] != '9') + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_flag_grouping=yes +else + gl_cv_func_printf_flag_grouping=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_grouping" >&5 +$as_echo "$gl_cv_func_printf_flag_grouping" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the left-adjust flag correctly" >&5 +$as_echo_n "checking whether printf supports the left-adjust flag correctly... " >&6; } +if test "${gl_cv_func_printf_flag_leftadjust+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on HP-UX 11. + hpux11*) gl_cv_func_printf_flag_leftadjust="guessing yes";; + # Guess no on HP-UX 10 and older. + hpux*) gl_cv_func_printf_flag_leftadjust="guessing no";; + # Guess yes otherwise. + *) gl_cv_func_printf_flag_leftadjust="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[100]; +int main () +{ + /* Check that a '-' flag is not annihilated by a negative width. */ + if (sprintf (buf, "a%-*sc", -3, "b") < 0 + || strcmp (buf, "ab c") != 0) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_flag_leftadjust=yes +else + gl_cv_func_printf_flag_leftadjust=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_leftadjust" >&5 +$as_echo "$gl_cv_func_printf_flag_leftadjust" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports the zero flag correctly" >&5 +$as_echo_n "checking whether printf supports the zero flag correctly... " >&6; } +if test "${gl_cv_func_printf_flag_zero+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_flag_zero="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_flag_zero="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_flag_zero="guessing no";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[100]; +int main () +{ + if (sprintf (buf, "%010f", 1.0 / 0.0, 33, 44, 55) < 0 + || (strcmp (buf, " inf") != 0 + && strcmp (buf, " infinity") != 0)) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_flag_zero=yes +else + gl_cv_func_printf_flag_zero=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_flag_zero" >&5 +$as_echo "$gl_cv_func_printf_flag_zero" >&6; } + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf supports large precisions" >&5 +$as_echo_n "checking whether printf supports large precisions... " >&6; } +if test "${gl_cv_func_printf_precision+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + # Guess no only on native Win32 and BeOS systems. + mingw* | pw*) gl_cv_func_printf_precision="guessing no" ;; + beos*) gl_cv_func_printf_precision="guessing no" ;; + *) gl_cv_func_printf_precision="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <string.h> +static char buf[5000]; +int main () +{ +#ifdef __BEOS__ + /* On BeOS, this would crash and show a dialog box. Avoid the crash. */ + return 1; +#endif + if (sprintf (buf, "%.4000d %d", 1, 33, 44) < 4000 + 3) + return 1; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_printf_precision=yes +else + gl_cv_func_printf_precision=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_precision" >&5 +$as_echo "$gl_cv_func_printf_precision" >&6; } + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether printf survives out-of-memory conditions" >&5 +$as_echo_n "checking whether printf survives out-of-memory conditions... " >&6; } +if test "${gl_cv_func_printf_enomem+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + gl_cv_func_printf_enomem="guessing no" + if test "$cross_compiling" = no; then + if test $APPLE_UNIVERSAL_BUILD = 0; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#include <stdlib.h> +#if defined __MACH__ && defined __APPLE__ +/* Avoid a crash on MacOS X. */ +#include <mach/mach.h> +#include <mach/mach_error.h> +#include <mach/thread_status.h> +#include <mach/exception.h> +#include <mach/task.h> +#include <pthread.h> +/* The exception port on which our thread listens. */ +static mach_port_t our_exception_port; +/* The main function of the thread listening for exceptions of type + EXC_BAD_ACCESS. */ +static void * +mach_exception_thread (void *arg) +{ + /* Buffer for a message to be received. */ + struct { + mach_msg_header_t head; + mach_msg_body_t msgh_body; + char data1024; + } msg; + mach_msg_return_t retval; + /* Wait for a message on the exception port. */ + retval = mach_msg (&msg.head, MACH_RCV_MSG | MACH_RCV_LARGE, 0, sizeof (msg), + our_exception_port, MACH_MSG_TIMEOUT_NONE, MACH_PORT_NULL); + if (retval != MACH_MSG_SUCCESS) + abort (); + exit (1); +} +static void +nocrash_init (void) +{ + mach_port_t self = mach_task_self (); + /* Allocate a port on which the thread shall listen for exceptions. */ + if (mach_port_allocate (self, MACH_PORT_RIGHT_RECEIVE, &our_exception_port) + == KERN_SUCCESS) { + /* See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/mach_port_insert_right.html. */ + if (mach_port_insert_right (self, our_exception_port, our_exception_port, + MACH_MSG_TYPE_MAKE_SEND) + == KERN_SUCCESS) { + /* The exceptions we want to catch. Only EXC_BAD_ACCESS is interesting + for us. */ + exception_mask_t mask = EXC_MASK_BAD_ACCESS; + /* Create the thread listening on the exception port. */ + pthread_attr_t attr; + pthread_t thread; + if (pthread_attr_init (&attr) == 0 + && pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED) == 0 + && pthread_create (&thread, &attr, mach_exception_thread, NULL) == 0) { + pthread_attr_destroy (&attr); + /* Replace the exception port info for these exceptions with our own. + Note that we replace the exception port for the entire task, not only + for a particular thread. This has the effect that when our exception + port gets the message, the thread specific exception port has already + been asked, and we don't need to bother about it. + See http://web.mit.edu/darwin/src/modules/xnu/osfmk/man/task_set_exception_ports.html. */ + task_set_exception_ports (self, mask, our_exception_port, + EXCEPTION_DEFAULT, MACHINE_THREAD_STATE); + } + } + } +} +#else +/* Avoid a crash on POSIX systems. */ +#include <signal.h> +/* A POSIX signal handler. */ +static void +exception_handler (int sig) +{ + exit (1); +} +static void +nocrash_init (void) +{ +#ifdef SIGSEGV + signal (SIGSEGV, exception_handler); +#endif +#ifdef SIGBUS + signal (SIGBUS, exception_handler); +#endif +} +#endif + +#include <stdio.h> +#include <sys/types.h> +#include <sys/time.h> +#include <sys/resource.h> +#include <errno.h> +int main() +{ + struct rlimit limit; + int ret; + nocrash_init (); + /* Some printf implementations allocate temporary space with malloc. */ + /* On BSD systems, malloc() is limited by RLIMIT_DATA. */ +#ifdef RLIMIT_DATA + if (getrlimit (RLIMIT_DATA, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_DATA, &limit) < 0) + return 77; +#endif + /* On Linux systems, malloc() is limited by RLIMIT_AS. */ +#ifdef RLIMIT_AS + if (getrlimit (RLIMIT_AS, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_AS, &limit) < 0) + return 77; +#endif + /* Some printf implementations allocate temporary space on the stack. */ +#ifdef RLIMIT_STACK + if (getrlimit (RLIMIT_STACK, &limit) < 0) + return 77; + if (limit.rlim_max == RLIM_INFINITY || limit.rlim_max > 5000000) + limit.rlim_max = 5000000; + limit.rlim_cur = limit.rlim_max; + if (setrlimit (RLIMIT_STACK, &limit) < 0) + return 77; +#endif + ret = printf ("%.5000000f", 1.0); + return !(ret == 5000002 || (ret < 0 && errno == ENOMEM)); +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + (./conftest + result=$? + if test $result != 0 && test $result != 77; then result=1; fi + exit $result + ) >/dev/null 2>/dev/null + case $? in + 0) gl_cv_func_printf_enomem="yes" ;; + 77) gl_cv_func_printf_enomem="guessing no" ;; + *) gl_cv_func_printf_enomem="no" ;; + esac + else + gl_cv_func_printf_enomem="guessing no" + fi + rm -fr conftest* + else + gl_cv_func_printf_enomem="guessing no" + fi + fi + if test "$gl_cv_func_printf_enomem" = "guessing no"; then + case "$host_os" in + # Guess yes on glibc systems. + *-gnu*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on Solaris. + solaris*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on AIX. + aix*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on HP-UX/hppa. + hpux*) case "$host_cpu" in + hppa*) gl_cv_func_printf_enomem="guessing yes";; + *) gl_cv_func_printf_enomem="guessing no";; + esac + ;; + # Guess yes on IRIX. + irix*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on OSF/1. + osf*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on BeOS. + beos*) gl_cv_func_printf_enomem="guessing yes";; + # Guess yes on Haiku. + haiku*) gl_cv_func_printf_enomem="guessing yes";; + # If we don't know, assume the worst. + *) gl_cv_func_printf_enomem="guessing no";; + esac + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_printf_enomem" >&5 +$as_echo "$gl_cv_func_printf_enomem" >&6; } + + + + case "$gl_cv_func_printf_long_double" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ungetc works on arbitrary bytes" >&5 +$as_echo_n "checking whether ungetc works on arbitrary bytes... " >&6; } +if test "${gl_cv_func_ungetc_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_ungetc_works='guessing no' +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> + +int +main () +{ +FILE *f; + if (!(f = fopen ("conftest.tmp", "w+"))) return 1; + if (fputs ("abc", f) < 0) return 2; + rewind (f); + if (fgetc (f) != 'a') return 3; + if (fgetc (f) != 'b') return 4; + if (ungetc ('d', f) != 'd') return 5; + if (ftell (f) != 1) return 6; + if (fgetc (f) != 'd') return 7; + if (ftell (f) != 2) return 8; + if (fseek (f, 0, SEEK_CUR) != 0) return 9; + if (ftell (f) != 2) return 10; + if (fgetc (f) != 'c') return 11; + fclose (f); remove ("conftest.tmp"); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_ungetc_works=yes +else + gl_cv_func_ungetc_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ungetc_works" >&5 +$as_echo "$gl_cv_func_ungetc_works" >&6; } + if test "$gl_cv_func_ungetc_works" != yes; then + +$as_echo "#define FUNC_UNGETC_BROKEN 1" >>confdefs.h + + fi + + + + + + + if test $ac_cv_func_setenv = no; then + HAVE_SETENV=0 + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether setenv validates arguments" >&5 +$as_echo_n "checking whether setenv validates arguments... " >&6; } +if test "${gl_cv_func_setenv_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_setenv_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <stdlib.h> + #include <errno.h> + +int +main () +{ + + if (setenv ("", "", 0) != -1) return 1; + if (errno != EINVAL) return 2; + if (setenv ("a", "=", 1) != 0) return 3; + if (strcmp (getenv ("a"), "=") != 0) return 4; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_setenv_works=yes +else + gl_cv_func_setenv_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_setenv_works" >&5 +$as_echo "$gl_cv_func_setenv_works" >&6; } + if test "$gl_cv_func_setenv_works" != yes; then + REPLACE_SETENV=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS setenv.$ac_objext" + + fi + fi + + + + + for ac_header in search.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "search.h" "ac_cv_header_search_h" "$ac_includes_default" +if test "x$ac_cv_header_search_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SEARCH_H 1 +_ACEOF + +fi + +done + + for ac_func in tsearch +do : + ac_fn_c_check_func "$LINENO" "tsearch" "ac_cv_func_tsearch" +if test "x$ac_cv_func_tsearch" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_TSEARCH 1 +_ACEOF + +fi +done + + + +ac_fn_c_check_decl "$LINENO" "alarm" "ac_cv_have_decl_alarm" "$ac_includes_default" +if test "x$ac_cv_have_decl_alarm" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_ALARM $ac_have_decl +_ACEOF + + + + + + + if false; then + GL_COND_LIBTOOL_TRUE= + GL_COND_LIBTOOL_FALSE='#' +else + GL_COND_LIBTOOL_TRUE='#' + GL_COND_LIBTOOL_FALSE= +fi + + gl_cond_libtool=false + gl_libdeps= + gl_ltlibdeps= + + + + + + + + + + gl_source_base='lib' + + + + + + if test $ac_cv_func_alloca_works = no; then + : + fi + + # Define an additional variable used in the Makefile substitution. + if test $ac_cv_working_alloca_h = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for alloca as a compiler built-in" >&5 +$as_echo_n "checking for alloca as a compiler built-in... " >&6; } +if test "${gl_cv_rpl_alloca+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined __GNUC__ || defined _AIX || defined _MSC_VER + Need own alloca +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Need own alloca" >/dev/null 2>&1; then : + gl_cv_rpl_alloca=yes +else + gl_cv_rpl_alloca=no +fi +rm -f conftest* + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_rpl_alloca" >&5 +$as_echo "$gl_cv_rpl_alloca" >&6; } + if test $gl_cv_rpl_alloca = yes; then + +$as_echo "#define HAVE_ALLOCA 1" >>confdefs.h + + ALLOCA_H=alloca.h + else + ALLOCA_H= + fi + else + ALLOCA_H=alloca.h + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable assertions" >&5 +$as_echo_n "checking whether to enable assertions... " >&6; } + # Check whether --enable-assert was given. +if test "${enable_assert+set}" = set; then : + enableval=$enable_assert; if test "x$enableval" = xno; then : + +$as_echo "#define NDEBUG 1" >>confdefs.h + +elif test "x$enableval" != xyes; then : + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: invalid argument supplied to --enable-assert" >&5 +$as_echo "$as_me: WARNING: invalid argument supplied to --enable-assert" >&2;} + enable_assert=yes +fi +else + enable_assert=yes +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_assert" >&5 +$as_echo "$enable_assert" >&6; } + + + + + + + + if test $ac_cv_func_btowc = no; then + HAVE_BTOWC=0 + else + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether btowc(EOF) is correct" >&5 +$as_echo_n "checking whether btowc(EOF) is correct... " >&6; } +if test "${gl_cv_func_btowc_eof+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on IRIX. + irix*) gl_cv_func_btowc_eof="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_btowc_eof="guessing yes" ;; + esac + if test $LOCALE_FR != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdio.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_FR") != NULL) + { + if (btowc (EOF) != WEOF) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_btowc_eof=yes +else + gl_cv_func_btowc_eof=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_btowc_eof" >&5 +$as_echo "$gl_cv_func_btowc_eof" >&6; } + case "$gl_cv_func_btowc_eof" in + *yes) ;; + *) REPLACE_BTOWC=1 ;; + esac + fi + if test $HAVE_BTOWC = 0 || test $REPLACE_BTOWC = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS btowc.$ac_objext" + + + : + + fi + + + + GNULIB_BTOWC=1 + + + + + + # for STACK_DIRECTION + + + + ac_fn_c_check_decl "$LINENO" "sigaltstack" "ac_cv_have_decl_sigaltstack" "#include <signal.h> +" +if test "x$ac_cv_have_decl_sigaltstack" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_SIGALTSTACK $ac_have_decl +_ACEOF + + + + + ac_fn_c_check_type "$LINENO" "stack_t" "ac_cv_type_stack_t" "#include <signal.h> +" +if test "x$ac_cv_type_stack_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STACK_T 1 +_ACEOF + + +fi + + + if test "$gl_cv_lib_sigsegv" = yes \ + && test $"ac_cv_sys_xsi_stack_overflow_heuristic" != yes ; then + LIBCSTACK=$LIBSIGSEGV + + LTLIBCSTACK=$LTLIBSIGSEGV + + fi + + + +$as_echo "#define SIGNAL_SAFE_LIST 1" >>confdefs.h + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS cloexec.$ac_objext" + + + + +$as_echo "#define GNULIB_CLOEXEC 1" >>confdefs.h + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS close-stream.$ac_objext" + + + : + + + +$as_echo "#define GNULIB_CLOSE_STREAM 1" >>confdefs.h + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS closein.$ac_objext" + + + : + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS closeout.$ac_objext" + + + : + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS basename.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dirname.$ac_objext" + + + + +$as_echo "#define GNULIB_DIRNAME 1" >>confdefs.h + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS basename-lgpl.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dirname-lgpl.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS stripslash.$ac_objext" + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether // is distinct from /" >&5 +$as_echo_n "checking whether // is distinct from /... " >&6; } +if test "${gl_cv_double_slash_root+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test x"$cross_compiling" = xyes ; then + # When cross-compiling, there is no way to tell whether // is special + # short of a list of hosts. However, the only known hosts to date + # that have a distinct // are Apollo DomainOS (too old to port to), + # Cygwin, and z/OS. If anyone knows of another system for which // has + # special semantics and is distinct from /, please report it to + # <bug-gnulib@gnu.org>. + case $host in + *-cygwin | i370-ibm-openedition) + gl_cv_double_slash_root=yes ;; + *) + # Be optimistic and assume that / and // are the same when we + # don't know. + gl_cv_double_slash_root='unknown, assuming no' ;; + esac + else + set x `ls -di / // 2>/dev/null` + if test "$2" = "$4" && wc //dev/null >/dev/null 2>&1; then + gl_cv_double_slash_root=no + else + gl_cv_double_slash_root=yes + fi + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_double_slash_root" >&5 +$as_echo "$gl_cv_double_slash_root" >&6; } + if test "$gl_cv_double_slash_root" = yes; then + +$as_echo "#define DOUBLE_SLASH_IS_DISTINCT_ROOT 1" >>confdefs.h + + fi + + + + + + if test $ac_cv_func_dup2 = no; then + HAVE_DUP2=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dup2.$ac_objext" + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether dup2 works" >&5 +$as_echo_n "checking whether dup2 works... " >&6; } +if test "${gl_cv_func_dup2_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + case "$host_os" in + mingw*) # on this platform, dup2 always returns 0 for success + gl_cv_func_dup2_works=no;; + cygwin*) # on cygwin 1.5.x, dup2(1,1) returns 0 + gl_cv_func_dup2_works=no;; + linux*) # On linux between 2008-07-27 and 2009-05-11, dup2 of a + # closed fd may yield -EBADF instead of -1 / errno=EBADF. + gl_cv_func_dup2_works=no;; + freebsd*) # on FreeBSD 6.1, dup2(1,1000000) gives EMFILE, not EBADF. + gl_cv_func_dup2_works=no;; + *) gl_cv_func_dup2_works=yes;; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <unistd.h> +#include <errno.h> +int +main () +{ +if (dup2 (1, 1) == 0) + return 1; + close (0); + if (dup2 (0, 0) != -1) + return 2; + /* Many gnulib modules require POSIX conformance of EBADF. */ + if (dup2 (1, 1000000) == -1 && errno != EBADF) + return 3; + return 0; + + ; + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_dup2_works=yes +else + gl_cv_func_dup2_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_dup2_works" >&5 +$as_echo "$gl_cv_func_dup2_works" >&6; } + if test "$gl_cv_func_dup2_works" = no; then + + + if test $ac_cv_func_dup2 = yes; then + REPLACE_DUP2=1 + fi + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dup2.$ac_objext" + + + fi + fi + + + + GNULIB_DUP2=1 + + + + + GNULIB_ENVIRON=1 + + + + + + + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for error_at_line" >&5 +$as_echo_n "checking for error_at_line... " >&6; } +if test "${ac_cv_lib_error_at_line+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <error.h> +int +main () +{ +error_at_line (0, 0, "", 0, "an error occurred"); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_error_at_line=yes +else + ac_cv_lib_error_at_line=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_error_at_line" >&5 +$as_echo "$ac_cv_lib_error_at_line" >&6; } +if test $ac_cv_lib_error_at_line = no; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS error.$ac_objext" + +fi + + + + + : + + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error:3:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=error_at_line:5:c-format" + + + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS exitfail.$ac_objext" + + + : + + + + + + + + + + + + + + + if test $ac_cv_func_fcntl = no; then + + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fcntl.$ac_objext" + + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fcntl handles F_DUPFD correctly" >&5 +$as_echo_n "checking whether fcntl handles F_DUPFD correctly... " >&6; } +if test "${gl_cv_func_fcntl_f_dupfd_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + # Guess that it works on glibc systems + case $host_os in #(( + *-gnu*) gl_cv_func_fcntl_f_dupfd_works="guessing yes";; + *) gl_cv_func_fcntl_f_dupfd_works="guessing no";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <fcntl.h> + +int +main () +{ +return fcntl (0, F_DUPFD, -1) != -1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_fcntl_f_dupfd_works=yes +else + gl_cv_func_fcntl_f_dupfd_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_works" >&5 +$as_echo "$gl_cv_func_fcntl_f_dupfd_works" >&6; } + case $gl_cv_func_fcntl_f_dupfd_works in + *yes) ;; + *) + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fcntl.$ac_objext" + + + +$as_echo "#define FCNTL_DUPFD_BUGGY 1" >>confdefs.h + ;; + esac + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fcntl understands F_DUPFD_CLOEXEC" >&5 +$as_echo_n "checking whether fcntl understands F_DUPFD_CLOEXEC... " >&6; } +if test "${gl_cv_func_fcntl_f_dupfd_cloexec+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <fcntl.h> +#ifndef F_DUPFD_CLOEXEC +choke me +#endif + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#ifdef __linux__ +/* The Linux kernel only added F_DUPFD_CLOEXEC in 2.6.24, so we always replace + it to support the semantics on older kernels that failed with EINVAL. */ +choke me +#endif + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_fcntl_f_dupfd_cloexec=yes +else + gl_cv_func_fcntl_f_dupfd_cloexec="needs runtime check" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + gl_cv_func_fcntl_f_dupfd_cloexec=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fcntl_f_dupfd_cloexec" >&5 +$as_echo "$gl_cv_func_fcntl_f_dupfd_cloexec" >&6; } + if test "$gl_cv_func_fcntl_f_dupfd_cloexec" != yes; then + + + + if test $ac_cv_func_fcntl = no; then + HAVE_FCNTL=0 + else + REPLACE_FCNTL=1 + fi + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fcntl.$ac_objext" + + + fi + fi + + + + GNULIB_FCNTL=1 + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_fcntl_h='<'fcntl.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <fcntl.h>" >&5 +$as_echo_n "checking absolute name of <fcntl.h>... " >&6; } +if test "${gl_cv_next_fcntl_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_fcntl_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <fcntl.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_fcntl_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/fcntl.h#{ + s#.*"\(.*/fcntl.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_fcntl_h='<'fcntl.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_fcntl_h" >&5 +$as_echo "$gl_cv_next_fcntl_h" >&6; } + fi + NEXT_FCNTL_H=$gl_cv_next_fcntl_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'fcntl.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_fcntl_h + fi + NEXT_AS_FIRST_DIRECTIVE_FCNTL_H=$gl_next_as_first_directive + + + + + + for gl_func in fcntl openat; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <fcntl.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + +$as_echo "#define GNULIB_FD_SAFER_FLAG 1" >>confdefs.h + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fflush works on input streams" >&5 +$as_echo_n "checking whether fflush works on input streams... " >&6; } +if test "${gl_cv_func_fflush_stdin+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + echo hello world > conftest.txt + if test "$cross_compiling" = yes; then : + gl_cv_func_fflush_stdin=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +#include <unistd.h> + +int +main () +{ +FILE *f = fopen ("conftest.txt", "r"); + char buffer[10]; + int fd; + int c; + if (f == NULL) + return 1; + fd = fileno (f); + if (fd < 0 || fread (buffer, 1, 5, f) != 5) + return 2; + /* For deterministic results, ensure f read a bigger buffer. */ + if (lseek (fd, 0, SEEK_CUR) == 5) + return 3; + /* POSIX requires fflush-fseek to set file offset of fd. This fails + on BSD systems and on mingw. */ + if (fflush (f) != 0 || fseek (f, 0, SEEK_CUR) != 0) + return 4; + if (lseek (fd, 0, SEEK_CUR) != 5) + return 5; + /* Verify behaviour of fflush after ungetc. See + <http://www.opengroup.org/austin/aardvark/latest/xshbug3.txt> */ + /* Verify behaviour of fflush after a backup ungetc. This fails on + mingw. */ + c = fgetc (f); + ungetc (c, f); + fflush (f); + if (fgetc (f) != c) + return 6; + /* Verify behaviour of fflush after a non-backup ungetc. This fails + on glibc 2.8 and on BSD systems. */ + c = fgetc (f); + ungetc ('@', f); + fflush (f); + if (fgetc (f) != c) + return 7; + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_fflush_stdin=yes +else + gl_cv_func_fflush_stdin=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm conftest.txt + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fflush_stdin" >&5 +$as_echo "$gl_cv_func_fflush_stdin" >&6; } + if test $gl_cv_func_fflush_stdin = no; then + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fflush.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fseeko.$ac_objext" + + + REPLACE_FFLUSH=1 + REPLACE_FSEEKO=1 + + + : + + + fi + + + + GNULIB_FFLUSH=1 + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS filenamecat.$ac_objext" + + + + +$as_echo "#define GNULIB_FILENAMECAT 1" >>confdefs.h + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS filenamecat-lgpl.$ac_objext" + + + + + + + + FLOAT_H= + case "$host_os" in + beos* | openbsd*) + FLOAT_H=float.h + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_float_h='<'float.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <float.h>" >&5 +$as_echo_n "checking absolute name of <float.h>... " >&6; } +if test "${gl_cv_next_float_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_float_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <float.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_float_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/float.h#{ + s#.*"\(.*/float.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_float_h='<'float.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_float_h" >&5 +$as_echo "$gl_cv_next_float_h" >&6; } + fi + NEXT_FLOAT_H=$gl_cv_next_float_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'float.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_float_h + fi + NEXT_AS_FIRST_DIRECTIVE_FLOAT_H=$gl_next_as_first_directive + + + + ;; + esac + + + + + + case "$host_os" in + mingw* | pw*) + REPLACE_FOPEN=1 + gl_cv_func_fopen_slash="guessing no" + ;; + *) + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fopen recognizes a trailing slash" >&5 +$as_echo_n "checking whether fopen recognizes a trailing slash... " >&6; } +if test "${gl_cv_func_fopen_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + case "$host_os" in + solaris2.[0-9]*) gl_cv_func_fopen_slash="guessing no" ;; + hpux*) gl_cv_func_fopen_slash="guessing no" ;; + *) gl_cv_func_fopen_slash="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdio.h> +int main () +{ + return fopen ("conftest.sl/", "w") != NULL; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_fopen_slash=yes +else + gl_cv_func_fopen_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.sl + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fopen_slash" >&5 +$as_echo "$gl_cv_func_fopen_slash" >&6; } + ;; + esac + case "$gl_cv_func_fopen_slash" in + *no) + +$as_echo "#define FOPEN_TRAILING_SLASH_BUG 1" >>confdefs.h + + REPLACE_FOPEN=1 + ;; + esac + if test $REPLACE_FOPEN = 1; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fopen.$ac_objext" + + + + + fi + + + + GNULIB_FOPEN=1 + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fopen-safer.$ac_objext" + + + + +$as_echo "#define GNULIB_FOPEN_SAFER 1" >>confdefs.h + + + + + + fp_headers=' +# include <stdio.h> +# if HAVE_STDIO_EXT_H +# include <stdio_ext.h> +# endif +' + ac_fn_c_check_decl "$LINENO" "__fpending" "ac_cv_have_decl___fpending" "$fp_headers +" +if test "x$ac_cv_have_decl___fpending" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL___FPENDING $ac_have_decl +_ACEOF + + if test $ac_cv_func___fpending = no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to determine the number of pending output bytes on a stream" >&5 +$as_echo_n "checking how to determine the number of pending output bytes on a stream... " >&6; } +if test "${ac_cv_sys_pending_output_n_bytes+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + for ac_expr in \ + \ + '# glibc2' \ + 'fp->_IO_write_ptr - fp->_IO_write_base' \ + \ + '# traditional Unix' \ + 'fp->_ptr - fp->_base' \ + \ + '# BSD' \ + 'fp->_p - fp->_bf._base' \ + \ + '# SCO, Unixware' \ + '(fp->__ptr ? fp->__ptr - fp->__base : 0)' \ + \ + '# QNX' \ + '(fp->_Mode & 0x2000 /*_MWRITE*/ ? fp->_Next - fp->_Buf : 0)' \ + \ + '# old glibc?' \ + 'fp->__bufp - fp->__buffer' \ + \ + '# old glibc iostream?' \ + 'fp->_pptr - fp->_pbase' \ + \ + '# emx+gcc' \ + 'fp->_ptr - fp->_buffer' \ + \ + '# VMS' \ + '(*fp)->_ptr - (*fp)->_base' \ + \ + '# e.g., DGUX R4.11; the info is not available' \ + 1 \ + ; do + + # Skip each embedded comment. + case "$ac_expr" in '#'*) continue;; esac + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> +int +main () +{ +FILE *fp = stdin; (void) ($ac_expr); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + fp_done=yes + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + test "$fp_done" = yes && break + done + + ac_cv_sys_pending_output_n_bytes=$ac_expr + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_pending_output_n_bytes" >&5 +$as_echo "$ac_cv_sys_pending_output_n_bytes" >&6; } + +cat >>confdefs.h <<_ACEOF +#define PENDING_OUTPUT_N_BYTES $ac_cv_sys_pending_output_n_bytes +_ACEOF + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fpending.$ac_objext" + + fi + + + + + + ac_fn_c_check_decl "$LINENO" "fpurge" "ac_cv_have_decl_fpurge" "#include <stdio.h> +" +if test "x$ac_cv_have_decl_fpurge" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_FPURGE $ac_have_decl +_ACEOF + + if test "x$ac_cv_func_fpurge" = xyes; then + # Detect BSD bug. Only cygwin 1.7 is known to be immune. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fpurge works" >&5 +$as_echo_n "checking whether fpurge works... " >&6; } +if test "${gl_cv_func_fpurge_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_fpurge_works='guessing no' +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> + +int +main () +{ +FILE *f = fopen ("conftest.txt", "w+"); + if (!f) return 1; + if (fputc ('a', f) != 'a') return 2; + rewind (f); + if (fgetc (f) != 'a') return 3; + if (fgetc (f) != EOF) return 4; + if (fpurge (f) != 0) return 5; + if (putc ('b', f) != 'b') return 6; + if (fclose (f) != 0) return 7; + if ((f = fopen ("conftest.txt", "r")) == NULL) return 8; + if (fgetc (f) != 'a') return 9; + if (fgetc (f) != 'b') return 10; + if (fgetc (f) != EOF) return 11; + if (fclose (f) != 0) return 12; + if (remove ("conftest.txt") != 0) return 13; + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_fpurge_works=yes +else + gl_cv_func_fpurge_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fpurge_works" >&5 +$as_echo "$gl_cv_func_fpurge_works" >&6; } + if test "x$gl_cv_func_fpurge_works" != xyes; then + REPLACE_FPURGE=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fpurge.$ac_objext" + + fi + else + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fpurge.$ac_objext" + + fi + if test "x$ac_cv_have_decl_fpurge" = xno; then + HAVE_DECL_FPURGE=0 + fi + + + + GNULIB_FPURGE=1 + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexp() can be used without linking with libm" >&5 +$as_echo_n "checking whether frexp() can be used without linking with libm... " >&6; } +if test "${gl_cv_func_frexp_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + double x; +int +main () +{ +int e; return frexp (x, &e) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_frexp_no_libm=yes +else + gl_cv_func_frexp_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_no_libm" >&5 +$as_echo "$gl_cv_func_frexp_no_libm" >&6; } + if test $gl_cv_func_frexp_no_libm = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 +$as_echo_n "checking whether frexp works... " >&6; } +if test "${gl_cv_func_frexp_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";; + *) gl_cv_func_frexp_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <math.h> +#include <string.h> +int main() +{ + int i; + volatile double x; +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -zero instead. */ + double zero = 0.0; + /* Test on denormalized numbers. */ + for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) + ; + if (x > 0.0) + { + int exp; + double y = frexp (x, &exp); + /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. + On NetBSD: y = 0.75. Correct: y = 0.5. */ + if (y != 0.5) + return 1; + } + /* Test on infinite numbers. */ + x = 1.0 / 0.0; + { + int exp; + double y = frexp (x, &exp); + if (y != x) + return 1; + } + /* Test on negative zero. */ + x = -zero; + { + int exp; + double y = frexp (x, &exp); + if (memcmp (&y, &x, sizeof x)) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_frexp_works=yes +else + gl_cv_func_frexp_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 +$as_echo "$gl_cv_func_frexp_works" >&6; } + + case "$gl_cv_func_frexp_works" in + *yes) gl_func_frexp_no_libm=yes ;; + *) gl_func_frexp_no_libm=no; REPLACE_FREXP=1 ;; + esac + else + gl_func_frexp_no_libm=no + REPLACE_FREXP=1 + fi + if test $gl_func_frexp_no_libm = yes; then + +$as_echo "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h + + else + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS frexp.$ac_objext" + + fi + + + + GNULIB_FREXP=1 + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexpl() can be used without linking with libm" >&5 +$as_echo_n "checking whether frexpl() can be used without linking with libm... " >&6; } +if test "${gl_cv_func_frexpl_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + long double x; +int +main () +{ +int e; return frexpl (x, &e) > 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_frexpl_no_libm=yes +else + gl_cv_func_frexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 +$as_echo "$gl_cv_func_frexpl_no_libm" >&6; } + if test $gl_cv_func_frexpl_no_libm = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 +$as_echo_n "checking whether frexpl works... " >&6; } +if test "${gl_cv_func_frexpl_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + aix* | beos* | darwin* | irix* | mingw* | pw*) + gl_cv_func_frexpl_works="guessing no";; + *) gl_cv_func_frexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <math.h> +/* Override the values of <float.h>, like done in float.in.h. */ +#if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +extern long double frexpl (long double, int *); +int main() +{ + volatile long double x; + /* Test on finite numbers that fails on AIX 5.1. */ + x = 16.0L; + { + int exp = -9999; + frexpl (x, &exp); + if (exp != 5) + return 1; + } + /* Test on finite numbers that fails on MacOS X 10.4, because its frexpl + function returns an invalid (incorrectly normalized) value: it returns + y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } + but the correct result is + 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ + x = 1.01L; + { + int exp = -9999; + long double y = frexpl (x, &exp); + if (!(exp == 1 && y == 0.505L)) + return 1; + } + /* Test on large finite numbers. This fails on BeOS at i = 16322, while + LDBL_MAX_EXP = 16384. + In the loop end test, we test x against Infinity, rather than comparing + i with LDBL_MAX_EXP, because BeOS <float.h> has a wrong LDBL_MAX_EXP. */ + { + int i; + for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) + { + int exp = -9999; + frexpl (x, &exp); + if (exp != i) + return 1; + } + } + /* Test on denormalized numbers. */ + { + int i; + for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) + ; + if (x > 0.0L) + { + int exp; + long double y = frexpl (x, &exp); + /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, + exp = -16382, y = 0.5. On MacOS X 10.5: exp = -16384, y = 0.5. */ + if (exp != LDBL_MIN_EXP - 1) + return 1; + } + } + /* Test on infinite numbers. */ + x = 1.0L / 0.0L; + { + int exp; + long double y = frexpl (x, &exp); + if (y != x) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_frexpl_works=yes +else + gl_cv_func_frexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 +$as_echo "$gl_cv_func_frexpl_works" >&6; } + + case "$gl_cv_func_frexpl_works" in + *yes) gl_func_frexpl_no_libm=yes ;; + *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; + esac + else + gl_func_frexpl_no_libm=no + REPLACE_FREXPL=1 + fi + if test $gl_func_frexpl_no_libm = yes; then + +$as_echo "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h + + ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include <math.h> +" +if test "x$ac_cv_have_decl_frexpl" = x""yes; then : + +else + HAVE_DECL_FREXPL=0 +fi + + else + HAVE_DECL_FREXPL=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS frexpl.$ac_objext" + + fi + + + + GNULIB_FREXPL=1 + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fseeko" >&5 +$as_echo_n "checking for fseeko... " >&6; } +if test "${gl_cv_func_fseeko+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> + +int +main () +{ +fseeko (stdin, 0, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_fseeko=yes +else + gl_cv_func_fseeko=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_fseeko" >&5 +$as_echo "$gl_cv_func_fseeko" >&6; } + if test $gl_cv_func_fseeko = no \ + || test $gl_cv_var_stdin_large_offset = no; then + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fseeko.$ac_objext" + + + REPLACE_FSEEKO=1 + + + fi + + + + GNULIB_FSEEKO=1 + + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ftello" >&5 +$as_echo_n "checking for ftello... " >&6; } +if test "${gl_cv_func_ftello+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> +int +main () +{ +ftello (stdin); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_ftello=yes +else + gl_cv_func_ftello=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ftello" >&5 +$as_echo "$gl_cv_func_ftello" >&6; } + if test $gl_cv_func_ftello = no \ + || test $gl_cv_var_stdin_large_offset = no; then + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS ftello.$ac_objext" + + + REPLACE_FTELLO=1 + + fi + + + + GNULIB_FTELLO=1 + + + + + if test $ac_cv_func_getdtablesize != yes; then + HAVE_GETDTABLESIZE=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS getdtablesize.$ac_objext" + + fi + + + + GNULIB_GETDTABLESIZE=1 + + + + + + + + +$as_echo "#define GNULIB_GETOPT_GNU 1" >>confdefs.h + + + + + + + + if test -n "$gl_replace_getopt"; then : + + + + GETOPT_H=getopt.h + +$as_echo "#define __GETOPT_PREFIX rpl_" >>confdefs.h + + + + GNULIB_UNISTD_H_GETOPT=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS getopt.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS getopt1.$ac_objext" + + + + + + +fi + + + + + + + + + + + gl_gettimeofday_timezone=void + if test $ac_cv_func_gettimeofday != yes; then + HAVE_GETTIMEOFDAY=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS gettimeofday.$ac_objext" + + + for ac_header in sys/timeb.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "sys/timeb.h" "ac_cv_header_sys_timeb_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_timeb_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_TIMEB_H 1 +_ACEOF + +fi + +done + + for ac_func in _ftime +do : + ac_fn_c_check_func "$LINENO" "_ftime" "ac_cv_func__ftime" +if test "x$ac_cv_func__ftime" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FTIME 1 +_ACEOF + +fi +done + + + else + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether gettimeofday clobbers localtime buffer" >&5 +$as_echo_n "checking whether gettimeofday clobbers localtime buffer... " >&6; } +if test "${gl_cv_func_gettimeofday_clobber+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_gettimeofday_clobber=yes +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + #include <sys/time.h> + #include <time.h> + #include <stdlib.h> + +int +main () +{ + + time_t t = 0; + struct tm *lt; + struct tm saved_lt; + struct timeval tv; + lt = localtime (&t); + saved_lt = *lt; + gettimeofday (&tv, NULL); + return memcmp (lt, &saved_lt, sizeof (struct tm)) != 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_gettimeofday_clobber=no +else + gl_cv_func_gettimeofday_clobber=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_clobber" >&5 +$as_echo "$gl_cv_func_gettimeofday_clobber" >&6; } + + if test $gl_cv_func_gettimeofday_clobber = yes; then + REPLACE_GETTIMEOFDAY=1 + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS gettimeofday.$ac_objext" + + + for ac_header in sys/timeb.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "sys/timeb.h" "ac_cv_header_sys_timeb_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_timeb_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_TIMEB_H 1 +_ACEOF + +fi + +done + + for ac_func in _ftime +do : + ac_fn_c_check_func "$LINENO" "_ftime" "ac_cv_func__ftime" +if test "x$ac_cv_func__ftime" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FTIME 1 +_ACEOF + +fi +done + + + +$as_echo "#define gmtime rpl_gmtime" >>confdefs.h + + +$as_echo "#define localtime rpl_localtime" >>confdefs.h + + + +$as_echo "#define GETTIMEOFDAY_CLOBBERS_LOCALTIME 1" >>confdefs.h + + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gettimeofday with POSIX signature" >&5 +$as_echo_n "checking for gettimeofday with POSIX signature... " >&6; } +if test "${gl_cv_func_gettimeofday_posix_signature+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/time.h> + struct timeval c; + int gettimeofday (struct timeval *restrict, void *restrict); + +int +main () +{ +/* glibc uses struct timezone * rather than the POSIX void * + if _GNU_SOURCE is defined. However, since the only portable + use of gettimeofday uses NULL as the second parameter, and + since the glibc definition is actually more typesafe, it is + not worth wrapping this to get a compliant signature. */ + int (*f) (struct timeval *restrict, void *restrict) + = gettimeofday; + int x = f (&c, 0); + return !(x | c.tv_sec | c.tv_usec); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_gettimeofday_posix_signature=yes +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/time.h> +int gettimeofday (struct timeval *restrict, struct timezone *restrict); + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_gettimeofday_posix_signature=almost +else + gl_cv_func_gettimeofday_posix_signature=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_gettimeofday_posix_signature" >&5 +$as_echo "$gl_cv_func_gettimeofday_posix_signature" >&6; } + if test $gl_cv_func_gettimeofday_posix_signature = almost; then + gl_gettimeofday_timezone='struct timezone' + elif test $gl_cv_func_gettimeofday_posix_signature != yes; then + REPLACE_GETTIMEOFDAY=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS gettimeofday.$ac_objext" + + + for ac_header in sys/timeb.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "sys/timeb.h" "ac_cv_header_sys_timeb_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_timeb_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_TIMEB_H 1 +_ACEOF + +fi + +done + + for ac_func in _ftime +do : + ac_fn_c_check_func "$LINENO" "_ftime" "ac_cv_func__ftime" +if test "x$ac_cv_func__ftime" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE__FTIME 1 +_ACEOF + +fi +done + + + fi + fi + +cat >>confdefs.h <<_ACEOF +#define GETTIMEOFDAY_TIMEZONE $gl_gettimeofday_timezone +_ACEOF + + + + + GNULIB_GETTIMEOFDAY=1 + + # Autoconf 2.61a.99 and earlier don't support linking a file only + # in VPATH builds. But since GNUmakefile is for maintainer use + # only, it does not matter if we skip the link with older autoconf. + # Automake 1.10.1 and earlier try to remove GNUmakefile in non-VPATH + # builds, so use a shell variable to bypass this. + GNUmakefile=GNUmakefile + ac_config_links="$ac_config_links $GNUmakefile:$GNUmakefile" + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the compiler generally respects inline" >&5 +$as_echo_n "checking whether the compiler generally respects inline... " >&6; } +if test "${gl_cv_c_inline_effective+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test $ac_cv_c_inline = no; then + gl_cv_c_inline_effective=no + else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ +#ifdef __NO_INLINE__ + #error "inline is not effective" + #endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_c_inline_effective=yes +else + gl_cv_c_inline_effective=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_c_inline_effective" >&5 +$as_echo "$gl_cv_c_inline_effective" >&6; } + if test $gl_cv_c_inline_effective = yes; then + +$as_echo "#define HAVE_INLINE 1" >>confdefs.h + + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnan(double) can be used without linking with libm" >&5 +$as_echo_n "checking whether isnan(double) can be used without linking with libm... " >&6; } +if test "${gl_cv_func_isnand_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + #if __GNUC__ >= 4 + # undef isnand + # define isnand(x) __builtin_isnan ((double)(x)) + #else + # undef isnand + # define isnand(x) isnan ((double)(x)) + #endif + double x; +int +main () +{ +return isnand (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_isnand_no_libm=yes +else + gl_cv_func_isnand_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnand_no_libm" >&5 +$as_echo "$gl_cv_func_isnand_no_libm" >&6; } + + if test $gl_cv_func_isnand_no_libm = yes; then + +$as_echo "#define HAVE_ISNAND_IN_LIBC 1" >>confdefs.h + + else + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS isnand.$ac_objext" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'double'" >&5 +$as_echo_n "checking where to find the exponent in a 'double'... " >&6; } +if test "${gl_cv_cc_double_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined arm || defined __arm || defined __arm__ + mixed_endianness +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "mixed_endianness" >/dev/null 2>&1; then : + gl_cv_cc_double_expbit0="unknown" +else + + : +if test "${ac_cv_c_bigendian+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_c_bigendian=unknown + # See if we're dealing with a universal compiler. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + # Check for potential -arch flags. It is not universal unless + # there are at least two -arch flags with different values. + ac_arch= + ac_prev= + for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do + if test -n "$ac_prev"; then + case $ac_word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then + ac_arch=$ac_word + else + ac_cv_c_bigendian=universal + break + fi + ;; + esac + ac_prev= + elif test "x$ac_word" = "x-arch"; then + ac_prev=arch + fi + done +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $ac_cv_c_bigendian = unknown; then + # See if sys/param.h defines the BYTE_ORDER macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ + && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ + && LITTLE_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if BYTE_ORDER != BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to _BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#ifndef _BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # Compile a test program. + if test "$cross_compiling" = yes; then : + # Try to guess by grepping values from an object file. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +short int ascii_mm[] = + { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; + short int ascii_ii[] = + { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; + int use_ascii (int i) { + return ascii_mm[i] + ascii_ii[i]; + } + short int ebcdic_ii[] = + { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; + short int ebcdic_mm[] = + { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; + int use_ebcdic (int i) { + return ebcdic_mm[i] + ebcdic_ii[i]; + } + extern int foo; + +int +main () +{ +return use_ascii (foo) == use_ebcdic (foo); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then + ac_cv_c_bigendian=yes + fi + if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then + if test "$ac_cv_c_bigendian" = unknown; then + ac_cv_c_bigendian=no + else + # finding both strings is unlikely to happen, but who knows? + ac_cv_c_bigendian=unknown + fi + fi +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long int l; + char c[sizeof (long int)]; + } u; + u.l = 1; + return u.c[sizeof (long int) - 1] == 1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_c_bigendian=no +else + ac_cv_c_bigendian=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi +fi +: + case $ac_cv_c_bigendian in #( + yes) + gl_cv_cc_double_expbit0="word 0 bit 20";; #( + no) + gl_cv_cc_double_expbit0="word 1 bit 20" ;; #( + universal) + +$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + ;; #( + *) + gl_cv_cc_double_expbit0="unknown" ;; + esac + + +fi +rm -f conftest* + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { double value; unsigned int word[NWORDS]; } memory_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (double x) +{ + memory_double m; + size_t i; + /* Clear it first, in case sizeof (double) < sizeof (memory_double). */ + memset (&m, 0, sizeof (memory_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25); + add_to_ored_words (0.5); + add_to_ored_words (1.0); + add_to_ored_words (2.0); + add_to_ored_words (4.0); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_double_expbit0=`cat conftest.out` +else + gl_cv_cc_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5 +$as_echo "$gl_cv_cc_double_expbit0" >&6; } + case "$gl_cv_cc_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) can be used without linking with libm" >&5 +$as_echo_n "checking whether isnan(float) can be used without linking with libm... " >&6; } +if test "${gl_cv_func_isnanf_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + #if __GNUC__ >= 4 + # undef isnanf + # define isnanf(x) __builtin_isnanf ((float)(x)) + #elif defined isnan + # undef isnanf + # define isnanf(x) isnan ((float)(x)) + #endif + float x; +int +main () +{ +return isnanf (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_isnanf_no_libm=yes +else + gl_cv_func_isnanf_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_no_libm" >&5 +$as_echo "$gl_cv_func_isnanf_no_libm" >&6; } + + if test $gl_cv_func_isnanf_no_libm = yes; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnan(float) works" >&5 +$as_echo_n "checking whether isnan(float) works... " >&6; } +if test "${gl_cv_func_isnanf_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + irix* | solaris*) gl_cv_func_isnanf_works="guessing no";; + *) gl_cv_func_isnanf_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <math.h> +#if __GNUC__ >= 4 +# undef isnanf +# define isnanf(x) __builtin_isnanf ((float)(x)) +#elif defined isnan +# undef isnanf +# define isnanf(x) isnan ((float)(x)) +#endif +/* The Compaq (ex-DEC) C 6.4 compiler chokes on the expression 0.0 / 0.0. */ +#ifdef __DECC +static float +NaN () +{ + static float zero = 0.0f; + return zero / zero; +} +#else +# define NaN() (0.0f / 0.0f) +#endif +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { unsigned int word[NWORDS]; float value; } memory_float; +int main() +{ + memory_float m; + + if (isnanf (1.0f / 0.0f)) + return 1; + + if (!isnanf (NaN ())) + return 1; + +#if defined FLT_EXPBIT0_WORD && defined FLT_EXPBIT0_BIT + /* The isnanf function should be immune against changes in the sign bit and + in the mantissa bits. The xor operation twiddles a bit that can only be + a sign bit or a mantissa bit. */ + if (FLT_EXPBIT0_WORD == 0 && FLT_EXPBIT0_BIT > 0) + { + m.value = NaN (); + /* Set the bits below the exponent to 01111...111. */ + m.word[0] &= -1U << FLT_EXPBIT0_BIT; + m.word[0] |= 1U << (FLT_EXPBIT0_BIT - 1) - 1; + if (!isnanf (m.value)) + return 1; + } +#endif + + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_isnanf_works=yes +else + gl_cv_func_isnanf_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanf_works" >&5 +$as_echo "$gl_cv_func_isnanf_works" >&6; } + + fi + if test $gl_cv_func_isnanf_no_libm = yes \ + && { case "$gl_cv_func_isnanf_works" in + *yes) true;; + *) false;; + esac + }; then + +$as_echo "#define HAVE_ISNANF_IN_LIBC 1" >>confdefs.h + + else + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS isnanf.$ac_objext" + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 +$as_echo_n "checking where to find the exponent in a 'float'... " >&6; } +if test "${gl_cv_cc_float_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_cc_float_expbit0="word 0 bit 23" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } memory_float; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (float x) +{ + memory_float m; + size_t i; + /* Clear it first, in case + sizeof (float) < sizeof (memory_float). */ + memset (&m, 0, sizeof (memory_float)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25f); + add_to_ored_words (0.5f); + add_to_ored_words (1.0f); + add_to_ored_words (2.0f); + add_to_ored_words (4.0f); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_float_expbit0=`cat conftest.out` +else + gl_cv_cc_float_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 +$as_echo "$gl_cv_cc_float_expbit0" >&6; } + case "$gl_cv_cc_float_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnan(long double) can be used without linking with libm" >&5 +$as_echo_n "checking whether isnan(long double) can be used without linking with libm... " >&6; } +if test "${gl_cv_func_isnanl_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + #if __GNUC__ >= 4 + # undef isnanl + # define isnanl(x) __builtin_isnanl ((long double)(x)) + #elif defined isnan + # undef isnanl + # define isnanl(x) isnan ((long double)(x)) + #endif + long double x; +int +main () +{ +return isnanl (x); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_isnanl_no_libm=yes +else + gl_cv_func_isnanl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_no_libm" >&5 +$as_echo "$gl_cv_func_isnanl_no_libm" >&6; } + + gl_func_isnanl_no_libm=$gl_cv_func_isnanl_no_libm + if test $gl_func_isnanl_no_libm = yes; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnanl works" >&5 +$as_echo_n "checking whether isnanl works... " >&6; } +if test "${gl_cv_func_isnanl_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_cpu" in + # Guess no on ia64, x86_64, i386. + ia64 | x86_64 | i*86) gl_cv_func_isnanl_works="guessing no";; + *) + case "$host_os" in + netbsd*) gl_cv_func_isnanl_works="guessing no";; + *) gl_cv_func_isnanl_works="guessing yes";; + esac + ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <limits.h> +#include <math.h> +#if __GNUC__ >= 4 +# undef isnanl +# define isnanl(x) __builtin_isnanl ((long double)(x)) +#elif defined isnan +# undef isnanl +# define isnanl(x) isnan ((long double)(x)) +#endif +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { unsigned int word[NWORDS]; long double value; } + memory_long_double; +/* On Irix 6.5, gcc 3.4.3 can't compute compile-time NaN, and needs the + runtime type conversion. */ +#ifdef __sgi +static long double NaNl () +{ + double zero = 0.0; + return zero / zero; +} +#else +# define NaNl() (0.0L / 0.0L) +#endif +int main () +{ + memory_long_double m; + unsigned int i; + + if (!isnanl (NaNl ())) + return 1; + + /* The isnanl function should be immune against changes in the sign bit and + in the mantissa bits. The xor operation twiddles a bit that can only be + a sign bit or a mantissa bit (since the exponent never extends to + bit 31). */ + m.value = NaNl (); + m.word[NWORDS / 2] ^= (unsigned int) 1 << (sizeof (unsigned int) * CHAR_BIT - 1); + for (i = 0; i < NWORDS; i++) + m.word[i] |= 1; + if (!isnanl (m.value)) + return 1; + +#if ((defined __ia64 && LDBL_MANT_DIG == 64) || (defined __x86_64__ || defined __amd64__) || (defined __i386 || defined __i386__ || defined _I386 || defined _M_IX86 || defined _X86_)) +/* Representation of an 80-bit 'long double' as an initializer for a sequence + of 'unsigned int' words. */ +# ifdef WORDS_BIGENDIAN +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { ((unsigned int) (exponent) << 16) | ((unsigned int) (manthi) >> 16), \ + ((unsigned int) (manthi) << 16) | (unsigned int) (mantlo) >> 16), \ + (unsigned int) (mantlo) << 16 \ + } +# else +# define LDBL80_WORDS(exponent,manthi,mantlo) \ + { mantlo, manthi, exponent } +# endif + { /* Quiet NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0xC3333333, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + { + /* Signalling NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x83333333, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + /* The isnanl function should recognize Pseudo-NaNs, Pseudo-Infinities, + Pseudo-Zeroes, Unnormalized Numbers, and Pseudo-Denormals, as defined in + Intel IA-64 Architecture Software Developer's Manual, Volume 1: + Application Architecture. + Table 5-2 "Floating-Point Register Encodings" + Figure 5-6 "Memory to Floating-Point Register Data Translation" + */ + { /* Pseudo-NaN. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x40000001, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + { /* Pseudo-Infinity. */ + static memory_long_double x = + { LDBL80_WORDS (0xFFFF, 0x00000000, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + { /* Pseudo-Zero. */ + static memory_long_double x = + { LDBL80_WORDS (0x4004, 0x00000000, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + { /* Unnormalized number. */ + static memory_long_double x = + { LDBL80_WORDS (0x4000, 0x63333333, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } + { /* Pseudo-Denormal. */ + static memory_long_double x = + { LDBL80_WORDS (0x0000, 0x83333333, 0x00000000) }; + if (!isnanl (x.value)) + return 1; + } +#endif + + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_isnanl_works=yes +else + gl_cv_func_isnanl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_isnanl_works" >&5 +$as_echo "$gl_cv_func_isnanl_works" >&6; } + + case "$gl_cv_func_isnanl_works" in + *yes) ;; + *) gl_func_isnanl_no_libm=no ;; + esac + fi + if test $gl_func_isnanl_no_libm = yes; then + +$as_echo "#define HAVE_ISNANL_IN_LIBC 1" >>confdefs.h + + else + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS isnanl.$ac_objext" + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5 +$as_echo_n "checking where to find the exponent in a 'long double'... " >&6; } +if test "${gl_cv_cc_long_double_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + gl_cv_cc_long_double_expbit0="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { long double value; unsigned int word[NWORDS]; } + memory_long_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (long double x) +{ + memory_long_double m; + size_t i; + /* Clear it first, in case + sizeof (long double) < sizeof (memory_long_double). */ + memset (&m, 0, sizeof (memory_long_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25L); + add_to_ored_words (0.5L); + add_to_ored_words (1.0L); + add_to_ored_words (2.0L); + add_to_ored_words (4.0L); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_long_double_expbit0=`cat conftest.out` +else + gl_cv_cc_long_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5 +$as_echo "$gl_cv_cc_long_double_expbit0" >&6; } + case "$gl_cv_cc_long_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + fi + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_langinfo_h='<'langinfo.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <langinfo.h>" >&5 +$as_echo_n "checking absolute name of <langinfo.h>... " >&6; } +if test "${gl_cv_next_langinfo_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_langinfo_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <langinfo.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_langinfo_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/langinfo.h#{ + s#.*"\(.*/langinfo.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_langinfo_h='<'langinfo.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_langinfo_h" >&5 +$as_echo "$gl_cv_next_langinfo_h" >&6; } + fi + NEXT_LANGINFO_H=$gl_cv_next_langinfo_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'langinfo.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_langinfo_h + fi + NEXT_AS_FIRST_DIRECTIVE_LANGINFO_H=$gl_next_as_first_directive + + + + + HAVE_LANGINFO_CODESET=0 + HAVE_LANGINFO_ERA=0 + + if test $ac_cv_header_langinfo_h = yes; then + HAVE_LANGINFO_H=1 + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether langinfo.h defines CODESET" >&5 +$as_echo_n "checking whether langinfo.h defines CODESET... " >&6; } +if test "${gl_cv_header_langinfo_codeset+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <langinfo.h> +int a = CODESET; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_langinfo_codeset=yes +else + gl_cv_header_langinfo_codeset=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_codeset" >&5 +$as_echo "$gl_cv_header_langinfo_codeset" >&6; } + if test $gl_cv_header_langinfo_codeset = yes; then + HAVE_LANGINFO_CODESET=1 + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether langinfo.h defines ERA" >&5 +$as_echo_n "checking whether langinfo.h defines ERA... " >&6; } +if test "${gl_cv_header_langinfo_era+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <langinfo.h> +int a = ERA; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_langinfo_era=yes +else + gl_cv_header_langinfo_era=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_langinfo_era" >&5 +$as_echo "$gl_cv_header_langinfo_era" >&6; } + if test $gl_cv_header_langinfo_era = yes; then + HAVE_LANGINFO_ERA=1 + fi + else + HAVE_LANGINFO_H=0 + fi + + + + + + for gl_func in nl_langinfo; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <langinfo.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + + + + + + use_additional=yes + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + +# Check whether --with-libsigsegv-prefix was given. +if test "${with_libsigsegv_prefix+set}" = set; then : + withval=$with_libsigsegv_prefix; + if test "X$withval" = "Xno"; then + use_additional=no + else + if test "X$withval" = "X"; then + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + + eval additional_includedir=\"$includedir\" + eval additional_libdir=\"$libdir\" + + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + else + additional_includedir="$withval/include" + additional_libdir="$withval/$acl_libdirstem" + if test "$acl_libdirstem2" != "$acl_libdirstem" \ + && ! test -d "$withval/$acl_libdirstem"; then + additional_libdir="$withval/$acl_libdirstem2" + fi + fi + fi + +fi + + LIBSIGSEGV= + LTLIBSIGSEGV= + INCSIGSEGV= + LIBSIGSEGV_PREFIX= + HAVE_LIBSIGSEGV= + rpathdirs= + ltrpathdirs= + names_already_handled= + names_next_round='sigsegv ' + while test -n "$names_next_round"; do + names_this_round="$names_next_round" + names_next_round= + for name in $names_this_round; do + already_handled= + for n in $names_already_handled; do + if test "$n" = "$name"; then + already_handled=yes + break + fi + done + if test -z "$already_handled"; then + names_already_handled="$names_already_handled $name" + uppername=`echo "$name" | sed -e 'y|abcdefghijklmnopqrstuvwxyz./-|ABCDEFGHIJKLMNOPQRSTUVWXYZ___|'` + eval value=\"\$HAVE_LIB$uppername\" + if test -n "$value"; then + if test "$value" = yes; then + eval value=\"\$LIB$uppername\" + test -z "$value" || LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$value" + eval value=\"\$LTLIB$uppername\" + test -z "$value" || LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }$value" + else + : + fi + else + found_dir= + found_la= + found_so= + found_a= + eval libname=\"$acl_libname_spec\" # typically: libname=lib$name + if test -n "$acl_shlibext"; then + shrext=".$acl_shlibext" # typically: shrext=.so + else + shrext= + fi + if test $use_additional = yes; then + dir="$additional_libdir" + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + fi + if test "X$found_dir" = "X"; then + for x in $LDFLAGS $LTLIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + case "$x" in + -L*) + dir=`echo "X$x" | sed -e 's/^X-L//'` + if test -n "$acl_shlibext"; then + if test -f "$dir/$libname$shrext"; then + found_dir="$dir" + found_so="$dir/$libname$shrext" + else + if test "$acl_library_names_spec" = '$libname$shrext$versuffix'; then + ver=`(cd "$dir" && \ + for f in "$libname$shrext".*; do echo "$f"; done \ + | sed -e "s,^$libname$shrext\\\\.,," \ + | sort -t '.' -n -r -k1,1 -k2,2 -k3,3 -k4,4 -k5,5 \ + | sed 1q ) 2>/dev/null` + if test -n "$ver" && test -f "$dir/$libname$shrext.$ver"; then + found_dir="$dir" + found_so="$dir/$libname$shrext.$ver" + fi + else + eval library_names=\"$acl_library_names_spec\" + for f in $library_names; do + if test -f "$dir/$f"; then + found_dir="$dir" + found_so="$dir/$f" + break + fi + done + fi + fi + fi + if test "X$found_dir" = "X"; then + if test -f "$dir/$libname.$acl_libext"; then + found_dir="$dir" + found_a="$dir/$libname.$acl_libext" + fi + fi + if test "X$found_dir" != "X"; then + if test -f "$dir/$libname.la"; then + found_la="$dir/$libname.la" + fi + fi + ;; + esac + if test "X$found_dir" != "X"; then + break + fi + done + fi + if test "X$found_dir" != "X"; then + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-L$found_dir -l$name" + if test "X$found_so" != "X"; then + if test "$enable_rpath" = no \ + || test "X$found_dir" = "X/usr/$acl_libdirstem" \ + || test "X$found_dir" = "X/usr/$acl_libdirstem2"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $found_dir" + fi + if test "$acl_hardcode_direct" = yes; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + if test -n "$acl_hardcode_libdir_flag_spec" && test "$acl_hardcode_minus_L" = no; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $found_dir" + fi + else + haveit= + for x in $LDFLAGS $LIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$found_dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$found_dir" + fi + if test "$acl_hardcode_minus_L" != no; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_so" + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-l$name" + fi + fi + fi + fi + else + if test "X$found_a" != "X"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$found_a" + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$found_dir -l$name" + fi + fi + additional_includedir= + case "$found_dir" in + */$acl_libdirstem | */$acl_libdirstem/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem/"'*$,,'` + if test "$name" = 'sigsegv'; then + LIBSIGSEGV_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + */$acl_libdirstem2 | */$acl_libdirstem2/) + basedir=`echo "X$found_dir" | sed -e 's,^X,,' -e "s,/$acl_libdirstem2/"'*$,,'` + if test "$name" = 'sigsegv'; then + LIBSIGSEGV_PREFIX="$basedir" + fi + additional_includedir="$basedir/include" + ;; + esac + if test "X$additional_includedir" != "X"; then + if test "X$additional_includedir" != "X/usr/include"; then + haveit= + if test "X$additional_includedir" = "X/usr/local/include"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + for x in $CPPFLAGS $INCSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-I$additional_includedir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_includedir"; then + INCSIGSEGV="${INCSIGSEGV}${INCSIGSEGV:+ }-I$additional_includedir" + fi + fi + fi + fi + fi + if test -n "$found_la"; then + save_libdir="$libdir" + case "$found_la" in + */* | *\\*) . "$found_la" ;; + *) . "./$found_la" ;; + esac + libdir="$save_libdir" + for dep in $dependency_libs; do + case "$dep" in + -L*) + additional_libdir=`echo "X$dep" | sed -e 's/^X-L//'` + if test "X$additional_libdir" != "X/usr/$acl_libdirstem" \ + && test "X$additional_libdir" != "X/usr/$acl_libdirstem2"; then + haveit= + if test "X$additional_libdir" = "X/usr/local/$acl_libdirstem" \ + || test "X$additional_libdir" = "X/usr/local/$acl_libdirstem2"; then + if test -n "$GCC"; then + case $host_os in + linux* | gnu* | k*bsd*-gnu) haveit=yes;; + esac + fi + fi + if test -z "$haveit"; then + haveit= + for x in $LDFLAGS $LIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-L$additional_libdir" + fi + fi + haveit= + for x in $LDFLAGS $LTLIBSIGSEGV; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X-L$additional_libdir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + if test -d "$additional_libdir"; then + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-L$additional_libdir" + fi + fi + fi + fi + ;; + -R*) + dir=`echo "X$dep" | sed -e 's/^X-R//'` + if test "$enable_rpath" != no; then + haveit= + for x in $rpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + rpathdirs="$rpathdirs $dir" + fi + haveit= + for x in $ltrpathdirs; do + if test "X$x" = "X$dir"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + ltrpathdirs="$ltrpathdirs $dir" + fi + fi + ;; + -l*) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's/^X-l//'` + ;; + *.la) + names_next_round="$names_next_round "`echo "X$dep" | sed -e 's,^X.*/,,' -e 's,^lib,,' -e 's,\.la$,,'` + ;; + *) + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$dep" + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }$dep" + ;; + esac + done + fi + else + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }-l$name" + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-l$name" + fi + fi + fi + done + done + if test "X$rpathdirs" != "X"; then + if test -n "$acl_hardcode_libdir_separator"; then + alldirs= + for found_dir in $rpathdirs; do + alldirs="${alldirs}${alldirs:+$acl_hardcode_libdir_separator}$found_dir" + done + acl_save_libdir="$libdir" + libdir="$alldirs" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$flag" + else + for found_dir in $rpathdirs; do + acl_save_libdir="$libdir" + libdir="$found_dir" + eval flag=\"$acl_hardcode_libdir_flag_spec\" + libdir="$acl_save_libdir" + LIBSIGSEGV="${LIBSIGSEGV}${LIBSIGSEGV:+ }$flag" + done + fi + fi + if test "X$ltrpathdirs" != "X"; then + for found_dir in $ltrpathdirs; do + LTLIBSIGSEGV="${LTLIBSIGSEGV}${LTLIBSIGSEGV:+ }-R$found_dir" + done + fi + + + + + + + + ac_save_CPPFLAGS="$CPPFLAGS" + + for element in $INCSIGSEGV; do + haveit= + for x in $CPPFLAGS; do + + acl_save_prefix="$prefix" + prefix="$acl_final_prefix" + acl_save_exec_prefix="$exec_prefix" + exec_prefix="$acl_final_exec_prefix" + eval x=\"$x\" + exec_prefix="$acl_save_exec_prefix" + prefix="$acl_save_prefix" + + if test "X$x" = "X$element"; then + haveit=yes + break + fi + done + if test -z "$haveit"; then + CPPFLAGS="${CPPFLAGS}${CPPFLAGS:+ }$element" + fi + done + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libsigsegv" >&5 +$as_echo_n "checking for libsigsegv... " >&6; } +if test "${ac_cv_libsigsegv+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + ac_save_LIBS="$LIBS" + LIBS="$LIBS $LIBSIGSEGV" + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sigsegv.h> +int +main () +{ +sigsegv_deinstall_handler(); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_libsigsegv=yes +else + ac_cv_libsigsegv='no, consider installing GNU libsigsegv' +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LIBS="$ac_save_LIBS" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_libsigsegv" >&5 +$as_echo "$ac_cv_libsigsegv" >&6; } + if test "$ac_cv_libsigsegv" = yes; then + HAVE_LIBSIGSEGV=yes + +$as_echo "#define HAVE_LIBSIGSEGV 1" >>confdefs.h + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to link with libsigsegv" >&5 +$as_echo_n "checking how to link with libsigsegv... " >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIBSIGSEGV" >&5 +$as_echo "$LIBSIGSEGV" >&6; } + else + HAVE_LIBSIGSEGV=no + CPPFLAGS="$ac_save_CPPFLAGS" + LIBSIGSEGV= + LTLIBSIGSEGV= + LIBSIGSEGV_PREFIX= + fi + + + + + + + + gl_cv_lib_sigsegv="$ac_cv_libsigsegv" + + + + + + + + + + + + + LOCALCHARSET_TESTS_ENVIRONMENT="CHARSETALIASDIR=\"\$(top_builddir)/$gl_source_base\"" + + + + if test "$gl_threads_api" = posix; then + # OSF/1 4.0 and MacOS X 10.1 lack the pthread_rwlock_t type and the + # pthread_rwlock_* functions. + ac_fn_c_check_type "$LINENO" "pthread_rwlock_t" "ac_cv_type_pthread_rwlock_t" "#include <pthread.h> +" +if test "x$ac_cv_type_pthread_rwlock_t" = x""yes; then : + +$as_echo "#define HAVE_PTHREAD_RWLOCK 1" >>confdefs.h + +fi + + # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <pthread.h> +int +main () +{ +#if __FreeBSD__ == 4 +error "No, in FreeBSD 4.0 recursive mutexes actually don't work." +#else +int x = (int)PTHREAD_MUTEX_RECURSIVE; +return !x; +#endif + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + +$as_echo "#define HAVE_PTHREAD_MUTEX_RECURSIVE 1" >>confdefs.h + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether lseek detects pipes" >&5 +$as_echo_n "checking whether lseek detects pipes... " >&6; } +if test "${gl_cv_func_lseek_pipe+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test $cross_compiling = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/types.h> /* for off_t */ +#include <stdio.h> /* for SEEK_CUR */ +#include <unistd.h> +int main () +{ + /* Exit with success only if stdin is seekable. */ + return lseek (0, (off_t)0, SEEK_CUR) < 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + if test -s conftest$ac_exeext \ + && ./conftest$ac_exeext < conftest.$ac_ext \ + && test 1 = "`echo hi \ + | { ./conftest$ac_exeext; echo $?; cat >/dev/null; }`"; then + gl_cv_func_lseek_pipe=yes + else + gl_cv_func_lseek_pipe=no + fi +else + gl_cv_func_lseek_pipe=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__) || defined __BEOS__ +/* mingw and BeOS mistakenly return 0 when trying to seek on pipes. */ + Choke me. +#endif +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_lseek_pipe=yes +else + gl_cv_func_lseek_pipe=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_lseek_pipe" >&5 +$as_echo "$gl_cv_func_lseek_pipe" >&6; } + if test $gl_cv_func_lseek_pipe = no; then + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS lseek.$ac_objext" + + + REPLACE_LSEEK=1 + +$as_echo "#define LSEEK_PIPE_BROKEN 1" >>confdefs.h + + + fi + + + + GNULIB_LSEEK=1 + + + + + if test $ac_cv_func_lstat = yes; then + + if test $ac_cv_func_lstat_dereferences_slashed_symlink = no; then + REPLACE_LSTAT=1 + fi + # Prerequisites of lib/lstat.c. + + else + HAVE_LSTAT=0 + fi + + + + GNULIB_LSTAT=1 + + + for ac_header in stdlib.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default" +if test "x$ac_cv_header_stdlib_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDLIB_H 1 +_ACEOF + +fi + +done + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU libc compatible malloc" >&5 +$as_echo_n "checking for GNU libc compatible malloc... " >&6; } +if test "${ac_cv_func_malloc_0_nonnull+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_func_malloc_0_nonnull=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined STDC_HEADERS || defined HAVE_STDLIB_H +# include <stdlib.h> +#else +char *malloc (); +#endif + +int +main () +{ +return ! malloc (0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_malloc_0_nonnull=yes +else + ac_cv_func_malloc_0_nonnull=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_malloc_0_nonnull" >&5 +$as_echo "$ac_cv_func_malloc_0_nonnull" >&6; } +if test $ac_cv_func_malloc_0_nonnull = yes; then : + +$as_echo "#define HAVE_MALLOC 1" >>confdefs.h + +else + $as_echo "#define HAVE_MALLOC 0" >>confdefs.h + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS malloc.$ac_objext" + + +$as_echo "#define malloc rpl_malloc" >>confdefs.h + +fi + + + +$as_echo "#define GNULIB_MALLOC_GNU 1" >>confdefs.h + + + + if test $gl_cv_func_malloc_posix = yes; then + HAVE_MALLOC_POSIX=1 + +$as_echo "#define HAVE_MALLOC_POSIX 1" >>confdefs.h + + else + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS malloc.$ac_objext" + + HAVE_MALLOC_POSIX=0 + fi + + + + + GNULIB_MALLOC_POSIX=1 + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_math_h='<'math.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <math.h>" >&5 +$as_echo_n "checking absolute name of <math.h>... " >&6; } +if test "${gl_cv_next_math_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_math_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_math_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/math.h#{ + s#.*"\(.*/math.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_math_h='<'math.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_math_h" >&5 +$as_echo "$gl_cv_next_math_h" >&6; } + fi + NEXT_MATH_H=$gl_cv_next_math_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'math.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_math_h + fi + NEXT_AS_FIRST_DIRECTIVE_MATH_H=$gl_next_as_first_directive + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether NAN macro works" >&5 +$as_echo_n "checking whether NAN macro works... " >&6; } +if test "${gl_cv_header_math_nan_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> +int +main () +{ +/* Solaris 10 has a broken definition of NAN. Other platforms + fail to provide NAN, or provide it only in C99 mode; this + test only needs to fail when NAN is provided but wrong. */ + float f = 1.0f; +#ifdef NAN + f = NAN; +#endif + return f == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_math_nan_works=yes +else + gl_cv_header_math_nan_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_nan_works" >&5 +$as_echo "$gl_cv_header_math_nan_works" >&6; } + if test $gl_cv_header_math_nan_works = no; then + REPLACE_NAN=1 + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether HUGE_VAL works" >&5 +$as_echo_n "checking whether HUGE_VAL works... " >&6; } +if test "${gl_cv_header_math_huge_val_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> +int +main () +{ +/* Solaris 10 has a broken definition of HUGE_VAL. */ + double d = HUGE_VAL; + return d == 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_header_math_huge_val_works=yes +else + gl_cv_header_math_huge_val_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_math_huge_val_works" >&5 +$as_echo "$gl_cv_header_math_huge_val_works" >&6; } + if test $gl_cv_header_math_huge_val_works = no; then + REPLACE_HUGE_VAL=1 + fi + + + for gl_func in acosl asinl atanl ceilf ceill cosl expl floorf floorl frexpl ldexpl logl round roundf roundl sinl sqrtl tanl trunc truncf truncl; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + + if test $ac_cv_func_mbsinit = yes && test $ac_cv_func_mbrtowc = yes; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5 +$as_echo_n "checking whether mbrtowc handles incomplete characters... " >&6; } +if test "${gl_cv_func_mbrtowc_incomplete_state+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on AIX and OSF/1. + osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;; + esac + if test $LOCALE_JA != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_JA") != NULL) + { + const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2)) + if (mbsinit (&state)) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_incomplete_state=yes +else + gl_cv_func_mbrtowc_incomplete_state=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5 +$as_echo "$gl_cv_func_mbrtowc_incomplete_state" >&6; } + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5 +$as_echo_n "checking whether mbrtowc works as well as mbtowc... " >&6; } +if test "${gl_cv_func_mbrtowc_sanitycheck+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris 8. + solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;; + esac + if test $LOCALE_ZH_CN != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <string.h> +#include <wchar.h> +int main () +{ + /* This fails on Solaris 8: + mbrtowc returns 2, and sets wc to 0x00F0. + mbtowc returns 4 (correct) and sets wc to 0x5EDC. */ + if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL) + { + char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 3, 6, &state) != 4 + && mbtowc (&wc, input + 3, 6) == 4) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_sanitycheck=yes +else + gl_cv_func_mbrtowc_sanitycheck=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5 +$as_echo "$gl_cv_func_mbrtowc_sanitycheck" >&6; } + + REPLACE_MBSTATE_T=0 + case "$gl_cv_func_mbrtowc_incomplete_state" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + case "$gl_cv_func_mbrtowc_sanitycheck" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + else + REPLACE_MBSTATE_T=1 + fi + if test $REPLACE_MBSTATE_T = 1; then + + : + + fi + + if test $REPLACE_MBSTATE_T = 1; then + REPLACE_MBRTOWC=1 + fi + + if test $ac_cv_func_mbrtowc = no; then + HAVE_MBRTOWC=0 + fi + if test $HAVE_MBRTOWC != 0 && test $REPLACE_MBRTOWC != 1; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles a NULL string argument" >&5 +$as_echo_n "checking whether mbrtowc handles a NULL string argument... " >&6; } +if test "${gl_cv_func_mbrtowc_null_arg+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on OSF/1. + osf*) gl_cv_func_mbrtowc_null_arg="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_null_arg="guessing yes" ;; + esac + if test $LOCALE_FR_UTF8 != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL) + { + mbstate_t state; + wchar_t wc; + int ret; + + memset (&state, '\0', sizeof (mbstate_t)); + wc = (wchar_t) 0xBADFACE; + mbrtowc (&wc, NULL, 5, &state); + /* Check that wc was not modified. */ + if (wc != (wchar_t) 0xBADFACE) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_null_arg=yes +else + gl_cv_func_mbrtowc_null_arg=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_null_arg" >&5 +$as_echo "$gl_cv_func_mbrtowc_null_arg" >&6; } + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc has a correct return value" >&5 +$as_echo_n "checking whether mbrtowc has a correct return value... " >&6; } +if test "${gl_cv_func_mbrtowc_retval+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on HP-UX and Solaris. + hpux* | solaris*) gl_cv_func_mbrtowc_retval="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_retval="guessing yes" ;; + esac + if test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + /* This fails on Solaris. */ + if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL) + { + char input[] = "B\303\274\303\237er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2)) + { + input[1] = '\0'; + if (mbrtowc (&wc, input + 2, 5, &state) != 1) + return 1; + } + } + /* This fails on HP-UX 11.11. */ + if (setlocale (LC_ALL, "$LOCALE_JA") != NULL) + { + char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2)) + { + input[1] = '\0'; + if (mbrtowc (&wc, input + 2, 5, &state) != 2) + return 1; + } + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_retval=yes +else + gl_cv_func_mbrtowc_retval=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_retval" >&5 +$as_echo "$gl_cv_func_mbrtowc_retval" >&6; } + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc returns 0 when parsing a NUL character" >&5 +$as_echo_n "checking whether mbrtowc returns 0 when parsing a NUL character... " >&6; } +if test "${gl_cv_func_mbrtowc_nul_retval+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris 8 and 9. + solaris2.[89]) gl_cv_func_mbrtowc_nul_retval="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_nul_retval="guessing yes" ;; + esac + if test $LOCALE_ZH_CN != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + /* This fails on Solaris 8 and 9. */ + if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL) + { + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, "", 1, &state) != 0) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_nul_retval=yes +else + gl_cv_func_mbrtowc_nul_retval=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_nul_retval" >&5 +$as_echo "$gl_cv_func_mbrtowc_nul_retval" >&6; } + + case "$gl_cv_func_mbrtowc_null_arg" in + *yes) ;; + *) +$as_echo "#define MBRTOWC_NULL_ARG_BUG 1" >>confdefs.h + + REPLACE_MBRTOWC=1 + ;; + esac + case "$gl_cv_func_mbrtowc_retval" in + *yes) ;; + *) +$as_echo "#define MBRTOWC_RETVAL_BUG 1" >>confdefs.h + + REPLACE_MBRTOWC=1 + ;; + esac + case "$gl_cv_func_mbrtowc_nul_retval" in + *yes) ;; + *) +$as_echo "#define MBRTOWC_NUL_RETVAL_BUG 1" >>confdefs.h + + REPLACE_MBRTOWC=1 + ;; + esac + fi + if test $HAVE_MBRTOWC = 0 || test $REPLACE_MBRTOWC = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS mbrtowc.$ac_objext" + + + : + + fi + + + + GNULIB_MBRTOWC=1 + + + + + + + + + + + + if test $ac_cv_func_mbsinit = yes && test $ac_cv_func_mbrtowc = yes; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5 +$as_echo_n "checking whether mbrtowc handles incomplete characters... " >&6; } +if test "${gl_cv_func_mbrtowc_incomplete_state+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on AIX and OSF/1. + osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;; + esac + if test $LOCALE_JA != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_JA") != NULL) + { + const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2)) + if (mbsinit (&state)) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_incomplete_state=yes +else + gl_cv_func_mbrtowc_incomplete_state=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5 +$as_echo "$gl_cv_func_mbrtowc_incomplete_state" >&6; } + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5 +$as_echo_n "checking whether mbrtowc works as well as mbtowc... " >&6; } +if test "${gl_cv_func_mbrtowc_sanitycheck+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris 8. + solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;; + esac + if test $LOCALE_ZH_CN != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <string.h> +#include <wchar.h> +int main () +{ + /* This fails on Solaris 8: + mbrtowc returns 2, and sets wc to 0x00F0. + mbtowc returns 4 (correct) and sets wc to 0x5EDC. */ + if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL) + { + char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 3, 6, &state) != 4 + && mbtowc (&wc, input + 3, 6) == 4) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_sanitycheck=yes +else + gl_cv_func_mbrtowc_sanitycheck=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5 +$as_echo "$gl_cv_func_mbrtowc_sanitycheck" >&6; } + + REPLACE_MBSTATE_T=0 + case "$gl_cv_func_mbrtowc_incomplete_state" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + case "$gl_cv_func_mbrtowc_sanitycheck" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + else + REPLACE_MBSTATE_T=1 + fi + if test $REPLACE_MBSTATE_T = 1; then + + : + + fi + + if test $REPLACE_MBSTATE_T = 1; then + REPLACE_MBSINIT=1 + fi + + if test $ac_cv_func_mbsinit = no; then + HAVE_MBSINIT=0 + fi + if test $HAVE_MBSINIT = 0 || test $REPLACE_MBSINIT = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS mbsinit.$ac_objext" + + + : + + fi + + + + GNULIB_MBSINIT=1 + + + + + GNULIB_MEMCHR=1 + + + + + + + + + + + + for ac_func in mkdtemp +do : + ac_fn_c_check_func "$LINENO" "mkdtemp" "ac_cv_func_mkdtemp" +if test "x$ac_cv_func_mkdtemp" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_MKDTEMP 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + if test $ac_cv_func_mkdtemp = no; then + HAVE_MKDTEMP=0 + : + + fi + + + + GNULIB_MKDTEMP=1 + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working mkstemp" >&5 +$as_echo_n "checking for working mkstemp... " >&6; } +if test "${gl_cv_func_working_mkstemp+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + mkdir conftest.mkstemp + if test "$cross_compiling" = yes; then : + gl_cv_func_working_mkstemp=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ +int i; + off_t large = (off_t) 4294967295u; + if (large < 0) + large = 2147483647; + for (i = 0; i < 70; i++) + { + char templ[] = "conftest.mkstemp/coXXXXXX"; + int (*mkstemp_function) (char *) = mkstemp; + int fd = mkstemp_function (templ); + if (fd < 0 || lseek (fd, large, SEEK_SET) != large) + return 1; + close (fd); + } + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_working_mkstemp=yes +else + gl_cv_func_working_mkstemp=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -rf conftest.mkstemp + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_mkstemp" >&5 +$as_echo "$gl_cv_func_working_mkstemp" >&6; } + + if test $gl_cv_func_working_mkstemp != yes; then + REPLACE_MKSTEMP=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS mkstemp.$ac_objext" + + + + fi + + + + GNULIB_MKSTEMP=1 + + + + + + + if test $ac_cv_func_nl_langinfo = yes; then + if test $HAVE_LANGINFO_CODESET = 1 && test $HAVE_LANGINFO_ERA = 1; then + : + else + REPLACE_NL_LANGINFO=1 + +$as_echo "#define REPLACE_NL_LANGINFO 1" >>confdefs.h + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS nl_langinfo.$ac_objext" + + fi + else + HAVE_NL_LANGINFO=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS nl_langinfo.$ac_objext" + + fi + + + + GNULIB_NL_LANGINFO=1 + + + + + + + + + + + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for obstacks" >&5 +$as_echo_n "checking for obstacks... " >&6; } +if test "${ac_cv_func_obstack+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default + #include "obstack.h" +int +main () +{ +struct obstack mem; + #define obstack_chunk_alloc malloc + #define obstack_chunk_free free + obstack_init (&mem); + obstack_free (&mem, 0); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_func_obstack=yes +else + ac_cv_func_obstack=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_obstack" >&5 +$as_echo "$ac_cv_func_obstack" >&6; } +if test $ac_cv_func_obstack = yes; then + +$as_echo "#define HAVE_OBSTACK 1" >>confdefs.h + +else + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS obstack.$ac_objext" + +fi + + + + case "$host_os" in + mingw* | pw*) + + + REPLACE_OPEN=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS open.$ac_objext" + + + + + : + + + ;; + *) + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether open recognizes a trailing slash" >&5 +$as_echo_n "checking whether open recognizes a trailing slash... " >&6; } +if test "${gl_cv_func_open_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + touch conftest.tmp + ln -s conftest.tmp conftest.lnk + fi + if test "$cross_compiling" = yes; then : + + case "$host_os" in + freebsd*) gl_cv_func_open_slash="guessing no" ;; + solaris2.[0-9]*) gl_cv_func_open_slash="guessing no" ;; + hpux*) gl_cv_func_open_slash="guessing no" ;; + *) gl_cv_func_open_slash="guessing yes" ;; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <fcntl.h> +#if HAVE_UNISTD_H +# include <unistd.h> +#endif +int main () +{ +#if HAVE_LSTAT + if (open ("conftest.lnk/", O_RDONLY) != -1) return 2; +#endif + return open ("conftest.sl/", O_CREAT, 0600) >= 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_open_slash=yes +else + gl_cv_func_open_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.sl conftest.tmp conftest.lnk + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_open_slash" >&5 +$as_echo "$gl_cv_func_open_slash" >&6; } + case "$gl_cv_func_open_slash" in + *no) + +$as_echo "#define OPEN_TRAILING_SLASH_BUG 1" >>confdefs.h + + + + REPLACE_OPEN=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS open.$ac_objext" + + + + + : + + + ;; + esac + ;; + esac + + + +$as_echo "#define GNULIB_OPEN 1" >>confdefs.h + + + + + GNULIB_OPEN=1 + + + + + + + + + + + + + + + + + + + if test $ac_cv_func_pipe2 != yes; then + HAVE_PIPE2=0 + fi + + + + GNULIB_PIPE2=1 + + + +$as_echo "#define GNULIB_PIPE2_SAFER 1" >>confdefs.h + + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawn_faction_addclose.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDCLOSE=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawn_faction_adddup2.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDDUP2=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawn_faction_addopen.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWN_FILE_ACTIONS_ADDOPEN=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawn_faction_destroy.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWN_FILE_ACTIONS_DESTROY=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawn_faction_init.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWN_FILE_ACTIONS_INIT=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawnattr_destroy.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWNATTR_DESTROY=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawnattr_init.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWNATTR_INIT=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawnattr_setflags.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWNATTR_SETFLAGS=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawnattr_setsigmask.$ac_objext" + + fi + + + GNULIB_POSIX_SPAWNATTR_SETSIGMASK=1 + + + + + if test $HAVE_POSIX_SPAWN = 0 || test $REPLACE_POSIX_SPAWN = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawnp.$ac_objext" + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS spawni.$ac_objext" + + for ac_header in paths.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "paths.h" "ac_cv_header_paths_h" "$ac_includes_default" +if test "x$ac_cv_header_paths_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_PATHS_H 1 +_ACEOF + +fi + +done + + for ac_func in confstr sched_setparam sched_setscheduler setegid seteuid vfork +do : + as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` +ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" +eval as_val=\$$as_ac_var + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1 +_ACEOF + +fi +done + + + fi + + + GNULIB_POSIX_SPAWNP=1 + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexp can be used without linking with libm" >&5 +$as_echo_n "checking whether frexp can be used without linking with libm... " >&6; } +if test "${gl_cv_func_frexp_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + double x; + int y; +int +main () +{ +return frexp (x, &y) < 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_frexp_no_libm=yes +else + gl_cv_func_frexp_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_no_libm" >&5 +$as_echo "$gl_cv_func_frexp_no_libm" >&6; } + if test $gl_cv_func_frexp_no_libm = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexp works" >&5 +$as_echo_n "checking whether frexp works... " >&6; } +if test "${gl_cv_func_frexp_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + netbsd* | irix* | mingw*) gl_cv_func_frexp_works="guessing no";; + *) gl_cv_func_frexp_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <math.h> +#include <string.h> +int main() +{ + int i; + volatile double x; +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -zero instead. */ + double zero = 0.0; + /* Test on denormalized numbers. */ + for (i = 1, x = 1.0; i >= DBL_MIN_EXP; i--, x *= 0.5) + ; + if (x > 0.0) + { + int exp; + double y = frexp (x, &exp); + /* On machines with IEEE754 arithmetic: x = 1.11254e-308, exp = -1022. + On NetBSD: y = 0.75. Correct: y = 0.5. */ + if (y != 0.5) + return 1; + } + /* Test on infinite numbers. */ + x = 1.0 / 0.0; + { + int exp; + double y = frexp (x, &exp); + if (y != x) + return 1; + } + /* Test on negative zero. */ + x = -zero; + { + int exp; + double y = frexp (x, &exp); + if (memcmp (&y, &x, sizeof x)) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_frexp_works=yes +else + gl_cv_func_frexp_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexp_works" >&5 +$as_echo "$gl_cv_func_frexp_works" >&6; } + + case "$gl_cv_func_frexp_works" in + *yes) + +$as_echo "#define HAVE_FREXP_IN_LIBC 1" >>confdefs.h + + ;; + esac + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ldexp can be used without linking with libm" >&5 +$as_echo_n "checking whether ldexp can be used without linking with libm... " >&6; } +if test "${gl_cv_func_ldexp_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + double x; + int y; +int +main () +{ +return ldexp (x, y) < 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_ldexp_no_libm=yes +else + gl_cv_func_ldexp_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexp_no_libm" >&5 +$as_echo "$gl_cv_func_ldexp_no_libm" >&6; } + if test $gl_cv_func_ldexp_no_libm = yes; then + +$as_echo "#define HAVE_LDEXP_IN_LIBC 1" >>confdefs.h + + fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexpl can be used without linking with libm" >&5 +$as_echo_n "checking whether frexpl can be used without linking with libm... " >&6; } +if test "${gl_cv_func_frexpl_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + long double x; + int y; +int +main () +{ +return frexpl (x, &y) < 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_frexpl_no_libm=yes +else + gl_cv_func_frexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_no_libm" >&5 +$as_echo "$gl_cv_func_frexpl_no_libm" >&6; } + if test $gl_cv_func_frexpl_no_libm = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether frexpl works" >&5 +$as_echo_n "checking whether frexpl works... " >&6; } +if test "${gl_cv_func_frexpl_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + aix* | beos* | darwin* | irix* | mingw* | pw*) + gl_cv_func_frexpl_works="guessing no";; + *) gl_cv_func_frexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <math.h> +/* Override the values of <float.h>, like done in float.in.h. */ +#if defined __i386__ && (defined __BEOS__ || defined __OpenBSD__) +# undef LDBL_MIN_EXP +# define LDBL_MIN_EXP (-16381) +#endif +extern long double frexpl (long double, int *); +int main() +{ + volatile long double x; + /* Test on finite numbers that fails on AIX 5.1. */ + x = 16.0L; + { + int exp = -9999; + frexpl (x, &exp); + if (exp != 5) + return 1; + } + /* Test on finite numbers that fails on MacOS X 10.4, because its frexpl + function returns an invalid (incorrectly normalized) value: it returns + y = { 0x3fe028f5, 0xc28f5c28, 0x3c9eb851, 0xeb851eb8 } + but the correct result is + 0.505L = { 0x3fe028f5, 0xc28f5c29, 0xbc547ae1, 0x47ae1480 } */ + x = 1.01L; + { + int exp = -9999; + long double y = frexpl (x, &exp); + if (!(exp == 1 && y == 0.505L)) + return 1; + } + /* Test on large finite numbers. This fails on BeOS at i = 16322, while + LDBL_MAX_EXP = 16384. + In the loop end test, we test x against Infinity, rather than comparing + i with LDBL_MAX_EXP, because BeOS <float.h> has a wrong LDBL_MAX_EXP. */ + { + int i; + for (i = 1, x = 1.0L; x != x + x; i++, x *= 2.0L) + { + int exp = -9999; + frexpl (x, &exp); + if (exp != i) + return 1; + } + } + /* Test on denormalized numbers. */ + { + int i; + for (i = 1, x = 1.0L; i >= LDBL_MIN_EXP; i--, x *= 0.5L) + ; + if (x > 0.0L) + { + int exp; + long double y = frexpl (x, &exp); + /* On machines with IEEE854 arithmetic: x = 1.68105e-4932, + exp = -16382, y = 0.5. On MacOS X 10.5: exp = -16384, y = 0.5. */ + if (exp != LDBL_MIN_EXP - 1) + return 1; + } + } + /* Test on infinite numbers. */ + x = 1.0L / 0.0L; + { + int exp; + long double y = frexpl (x, &exp); + if (y != x) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_frexpl_works=yes +else + gl_cv_func_frexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_frexpl_works" >&5 +$as_echo "$gl_cv_func_frexpl_works" >&6; } + + case "$gl_cv_func_frexpl_works" in + *yes) gl_func_frexpl_no_libm=yes ;; + *) gl_func_frexpl_no_libm=no; REPLACE_FREXPL=1 ;; + esac + else + gl_func_frexpl_no_libm=no + REPLACE_FREXPL=1 + fi + if test $gl_func_frexpl_no_libm = yes; then + +$as_echo "#define HAVE_FREXPL_IN_LIBC 1" >>confdefs.h + + ac_fn_c_check_decl "$LINENO" "frexpl" "ac_cv_have_decl_frexpl" "#include <math.h> +" +if test "x$ac_cv_have_decl_frexpl" = x""yes; then : + +else + HAVE_DECL_FREXPL=0 +fi + + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ldexpl can be used without linking with libm" >&5 +$as_echo_n "checking whether ldexpl can be used without linking with libm... " >&6; } +if test "${gl_cv_func_ldexpl_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + long double x; + int y; +int +main () +{ +return ldexpl (x, y) < 1; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_ldexpl_no_libm=yes +else + gl_cv_func_ldexpl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_no_libm" >&5 +$as_echo "$gl_cv_func_ldexpl_no_libm" >&6; } + if test $gl_cv_func_ldexpl_no_libm = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ldexpl works" >&5 +$as_echo_n "checking whether ldexpl works... " >&6; } +if test "${gl_cv_func_ldexpl_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + case "$host_os" in + aix*) gl_cv_func_ldexpl_works="guessing no";; + *) gl_cv_func_ldexpl_works="guessing yes";; + esac + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <math.h> +extern long double ldexpl (long double, int); +int main() +{ + volatile long double x1 = 1.0; + volatile long double y1 = ldexpl (x1, -1); + volatile long double x2 = 1.73205L; + volatile long double y2 = ldexpl (x2, 0); + return (y1 != 0.5L) || (y2 != x2); +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_ldexpl_works=yes +else + gl_cv_func_ldexpl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_ldexpl_works" >&5 +$as_echo "$gl_cv_func_ldexpl_works" >&6; } + + case "$gl_cv_func_ldexpl_works" in + *yes) + +$as_echo "#define HAVE_LDEXPL_IN_LIBC 1" >>confdefs.h + + ac_fn_c_check_decl "$LINENO" "ldexpl" "ac_cv_have_decl_ldexpl" "#include <math.h> +" +if test "x$ac_cv_have_decl_ldexpl" = x""yes; then : + +else + HAVE_DECL_LDEXPL=0 +fi + + ;; + esac + fi + + + ac_fn_c_check_decl "$LINENO" "program_invocation_name" "ac_cv_have_decl_program_invocation_name" "#include <errno.h> +" +if test "x$ac_cv_have_decl_program_invocation_name" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_PROGRAM_INVOCATION_NAME $ac_have_decl +_ACEOF + + ac_fn_c_check_decl "$LINENO" "program_invocation_short_name" "ac_cv_have_decl_program_invocation_short_name" "#include <errno.h> +" +if test "x$ac_cv_have_decl_program_invocation_short_name" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME $ac_have_decl +_ACEOF + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS quotearg.$ac_objext" + + + + + + + + + + + + + + + for ac_func in rawmemchr +do : + ac_fn_c_check_func "$LINENO" "rawmemchr" "ac_cv_func_rawmemchr" +if test "x$ac_cv_func_rawmemchr" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_RAWMEMCHR 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + if test $ac_cv_func_rawmemchr = no; then + HAVE_RAWMEMCHR=0 + : + fi + + + + GNULIB_RAWMEMCHR=1 + + + + + +# Check whether --with-included-regex was given. +if test "${with_included_regex+set}" = set; then : + withval=$with_included_regex; +fi + + + case $with_included_regex in #( + yes|no) ac_use_included_regex=$with_included_regex + ;; + '') + # If the system regex support is good enough that it passes the + # following run test, then default to *not* using the included regex.c. + # If cross compiling, assume the test would fail and use the included + # regex.c. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working re_compile_pattern" >&5 +$as_echo_n "checking for working re_compile_pattern... " >&6; } +if test "${gl_cv_func_re_compile_pattern_working+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_re_compile_pattern_working=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default + #if HAVE_LOCALE_H + #include <locale.h> + #endif + #include <limits.h> + #include <regex.h> + +int +main () +{ +static struct re_pattern_buffer regex; + unsigned char folded_chars[UCHAR_MAX + 1]; + int i; + const char *s; + struct re_registers regs; + + #if HAVE_LOCALE_H + /* http://sourceware.org/ml/libc-hacker/2006-09/msg00008.html + This test needs valgrind to catch the bug on Debian + GNU/Linux 3.1 x86, but it might catch the bug better + on other platforms and it shouldn't hurt to try the + test here. */ + if (setlocale (LC_ALL, "en_US.UTF-8")) + { + static char const pat[] = "insert into"; + static char const data[] = + "\xFF\0\x12\xA2\xAA\xC4\xB1,K\x12\xC4\xB1*\xACK"; + re_set_syntax (RE_SYNTAX_GREP | RE_HAT_LISTS_NOT_NEWLINE + | RE_ICASE); + memset (®ex, 0, sizeof regex); + s = re_compile_pattern (pat, sizeof pat - 1, ®ex); + if (s) + return 1; + if (re_search (®ex, data, sizeof data - 1, + 0, sizeof data - 1, ®s) + != -1) + return 1; + if (! setlocale (LC_ALL, "C")) + return 1; + } + #endif + + /* This test is from glibc bug 3957, reported by Andrew Mackey. */ + re_set_syntax (RE_SYNTAX_EGREP | RE_HAT_LISTS_NOT_NEWLINE); + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("a[^x]b", 6, ®ex); + if (s) + return 1; + + /* This should fail, but succeeds for glibc-2.5. */ + if (re_search (®ex, "a\nb", 3, 0, 3, ®s) != -1) + return 1; + + /* This regular expression is from Spencer ere test number 75 + in grep-2.3. */ + re_set_syntax (RE_SYNTAX_POSIX_EGREP); + memset (®ex, 0, sizeof regex); + for (i = 0; i <= UCHAR_MAX; i++) + folded_chars[i] = i; + regex.translate = folded_chars; + s = re_compile_pattern ("a[[:]:]]b\n", 11, ®ex); + /* This should fail with _Invalid character class name_ error. */ + if (!s) + return 1; + + /* Ensure that [b-a] is diagnosed as invalid. */ + re_set_syntax (RE_SYNTAX_POSIX_EGREP); + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("a[b-a]", 6, ®ex); + if (s == 0) + return 1; + + /* This should succeed, but does not for glibc-2.1.3. */ + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("{1", 2, ®ex); + + if (s) + return 1; + + /* The following example is derived from a problem report + against gawk from Jorge Stolfi <stolfi@ic.unicamp.br>. */ + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("[an\371]*n", 7, ®ex); + if (s) + return 1; + + /* This should match, but does not for glibc-2.2.1. */ + if (re_match (®ex, "an", 2, 0, ®s) != 2) + return 1; + + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("x", 1, ®ex); + if (s) + return 1; + + /* glibc-2.2.93 does not work with a negative RANGE argument. */ + if (re_search (®ex, "wxy", 3, 2, -2, ®s) != 1) + return 1; + + /* The version of regex.c in older versions of gnulib + ignored RE_ICASE. Detect that problem too. */ + re_set_syntax (RE_SYNTAX_EMACS | RE_ICASE); + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("x", 1, ®ex); + if (s) + return 1; + + if (re_search (®ex, "WXY", 3, 0, 3, ®s) < 0) + return 1; + + /* Catch a bug reported by Vin Shelton in + http://lists.gnu.org/archive/html/bug-coreutils/2007-06/msg00089.html + */ + re_set_syntax (RE_SYNTAX_POSIX_BASIC + & ~RE_CONTEXT_INVALID_DUP + & ~RE_NO_EMPTY_RANGES); + memset (®ex, 0, sizeof regex); + s = re_compile_pattern ("[[:alnum:]_-]\\\\+$", 16, ®ex); + if (s) + return 1; + + /* REG_STARTEND was added to glibc on 2004-01-15. + Reject older versions. */ + if (! REG_STARTEND) + return 1; + + /* Reject hosts whose regoff_t values are too narrow. + These include glibc 2.3.5 on hosts with 64-bit ptrdiff_t + and 32-bit int. */ + if (sizeof (regoff_t) < sizeof (ptrdiff_t) + || sizeof (regoff_t) < sizeof (ssize_t)) + return 1; + + return 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_re_compile_pattern_working=yes +else + gl_cv_func_re_compile_pattern_working=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_re_compile_pattern_working" >&5 +$as_echo "$gl_cv_func_re_compile_pattern_working" >&6; } + case $gl_cv_func_re_compile_pattern_working in #( + yes) ac_use_included_regex=no;; #( + no) ac_use_included_regex=yes;; + esac + ;; + *) as_fn_error "Invalid value for --with-included-regex: $with_included_regex" "$LINENO" 5 + ;; + esac + + if test $ac_use_included_regex = yes; then + +$as_echo "#define _REGEX_LARGE_OFFSETS 1" >>confdefs.h + + +$as_echo "#define re_syntax_options rpl_re_syntax_options" >>confdefs.h + + +$as_echo "#define re_set_syntax rpl_re_set_syntax" >>confdefs.h + + +$as_echo "#define re_compile_pattern rpl_re_compile_pattern" >>confdefs.h + + +$as_echo "#define re_compile_fastmap rpl_re_compile_fastmap" >>confdefs.h + + +$as_echo "#define re_search rpl_re_search" >>confdefs.h + + +$as_echo "#define re_search_2 rpl_re_search_2" >>confdefs.h + + +$as_echo "#define re_match rpl_re_match" >>confdefs.h + + +$as_echo "#define re_match_2 rpl_re_match_2" >>confdefs.h + + +$as_echo "#define re_set_registers rpl_re_set_registers" >>confdefs.h + + +$as_echo "#define re_comp rpl_re_comp" >>confdefs.h + + +$as_echo "#define re_exec rpl_re_exec" >>confdefs.h + + +$as_echo "#define regcomp rpl_regcomp" >>confdefs.h + + +$as_echo "#define regexec rpl_regexec" >>confdefs.h + + +$as_echo "#define regerror rpl_regerror" >>confdefs.h + + +$as_echo "#define regfree rpl_regfree" >>confdefs.h + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS regex.$ac_objext" + + + + + + + for ac_header in libintl.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "libintl.h" "ac_cv_header_libintl_h" "$ac_includes_default" +if test "x$ac_cv_header_libintl_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_LIBINTL_H 1 +_ACEOF + +fi + +done + + + ac_fn_c_check_decl "$LINENO" "isblank" "ac_cv_have_decl_isblank" "#include <ctype.h> +" +if test "x$ac_cv_have_decl_isblank" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_ISBLANK $ac_have_decl +_ACEOF + + + fi + + + + + + + + + + + + + for ac_func in rmdir +do : + ac_fn_c_check_func "$LINENO" "rmdir" "ac_cv_func_rmdir" +if test "x$ac_cv_func_rmdir" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_RMDIR 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + if test $ac_cv_func_rmdir = no; then + REPLACE_RMDIR=1 + # If someone lacks rmdir, make configure fail, and request + # a bug report to inform us about it. + if test x"$SKIP_RMDIR_CHECK" != xyes; then + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error "Your system lacks the rmdir function. + Please report this, along with the output of \"uname -a\", to the + bug-coreutils@gnu.org mailing list. To continue past this point, + rerun configure with SKIP_RMDIR_CHECK=yes. + E.g., ./configure SKIP_RMDIR_CHECK=yes +See \`config.log' for more details." "$LINENO" 5; } + fi + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether rmdir works" >&5 +$as_echo_n "checking whether rmdir works... " >&6; } +if test "${gl_cv_func_rmdir_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + mkdir conftest.dir + touch conftest.file + if test "$cross_compiling" = yes; then : + gl_cv_func_rmdir_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> + #include <errno.h> + #include <unistd.h> + +int +main () +{ +return !rmdir ("conftest.file/") || errno != ENOTDIR + || !rmdir ("conftest.dir/./"); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_rmdir_works=yes +else + gl_cv_func_rmdir_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -rf conftest.dir conftest.file +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_rmdir_works" >&5 +$as_echo "$gl_cv_func_rmdir_works" >&6; } + if test x"$gl_cv_func_rmdir_works" != xyes; then + REPLACE_RMDIR=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS rmdir.$ac_objext" + + fi + fi + + + + GNULIB_RMDIR=1 + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <sched.h> + struct sched_param a; + int b[] = { SCHED_FIFO, SCHED_RR, SCHED_OTHER }; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + SCHED_H='' +else + SCHED_H='sched.h' + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sched_h='<'sched.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <sched.h>" >&5 +$as_echo_n "checking absolute name of <sched.h>... " >&6; } +if test "${gl_cv_next_sched_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_sched_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sched.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_sched_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/sched.h#{ + s#.*"\(.*/sched.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_sched_h='<'sched.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sched_h" >&5 +$as_echo "$gl_cv_next_sched_h" >&6; } + fi + NEXT_SCHED_H=$gl_cv_next_sched_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sched.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sched_h + fi + NEXT_AS_FIRST_DIRECTIVE_SCHED_H=$gl_next_as_first_directive + + + + + + if test $ac_cv_header_sched_h = yes; then + HAVE_SCHED_H=1 + else + HAVE_SCHED_H=0 + fi + + + ac_fn_c_check_type "$LINENO" "struct sched_param" "ac_cv_type_struct_sched_param" "#include <sched.h> +" +if test "x$ac_cv_type_struct_sched_param" = x""yes; then : + HAVE_STRUCT_SCHED_PARAM=1 +else + HAVE_STRUCT_SCHED_PARAM=0 +fi + + + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + + + + + + if test $ac_cv_func_sigaction = yes; then + ac_fn_c_check_member "$LINENO" "struct sigaction" "sa_sigaction" "ac_cv_member_struct_sigaction_sa_sigaction" "#include <signal.h> +" +if test "x$ac_cv_member_struct_sigaction_sa_sigaction" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_SIGACTION_SA_SIGACTION 1 +_ACEOF + + +fi + + if test $ac_cv_member_struct_sigaction_sa_sigaction = no; then + HAVE_STRUCT_SIGACTION_SA_SIGACTION=0 + fi + else + HAVE_SIGACTION=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS sigaction.$ac_objext" + + + + + + + + ac_fn_c_check_type "$LINENO" "siginfo_t" "ac_cv_type_siginfo_t" " +#include <signal.h> + +" +if test "x$ac_cv_type_siginfo_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_SIGINFO_T 1 +_ACEOF + + +fi + + if test $ac_cv_type_siginfo_t = no; then + HAVE_SIGINFO_T=0 + fi + + fi + + + + GNULIB_SIGACTION=1 + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_signal_h='<'signal.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <signal.h>" >&5 +$as_echo_n "checking absolute name of <signal.h>... " >&6; } +if test "${gl_cv_next_signal_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_signal_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <signal.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_signal_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/signal.h#{ + s#.*"\(.*/signal.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_signal_h='<'signal.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_signal_h" >&5 +$as_echo "$gl_cv_next_signal_h" >&6; } + fi + NEXT_SIGNAL_H=$gl_cv_next_signal_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'signal.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_signal_h + fi + NEXT_AS_FIRST_DIRECTIVE_SIGNAL_H=$gl_next_as_first_directive + + + +# AIX declares sig_atomic_t to already include volatile, and C89 compilers +# then choke on 'volatile sig_atomic_t'. C99 requires that it compile. + ac_fn_c_check_type "$LINENO" "volatile sig_atomic_t" "ac_cv_type_volatile_sig_atomic_t" " +#include <signal.h> + +" +if test "x$ac_cv_type_volatile_sig_atomic_t" = x""yes; then : + +else + HAVE_TYPE_VOLATILE_SIG_ATOMIC_T=0 +fi + + + + + for gl_func in sigaction sigaddset sigdelset sigemptyset sigfillset sigismember sigpending sigprocmask; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <signal.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for signbit macro" >&5 +$as_echo_n "checking for signbit macro... " >&6; } +if test "${gl_cv_func_signbit+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_func_signbit="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <math.h> +/* If signbit is defined as a function, don't use it, since calling it for + 'float' or 'long double' arguments would involve conversions. + If signbit is not declared at all but exists as a library function, don't + use it, since the prototype may not match. + If signbit is not declared at all but exists as a compiler built-in, don't + use it, since it's preferable to use __builtin_signbit* (no warnings, + no conversions). */ +#ifndef signbit +# error "signbit should be a macro" +#endif +#include <string.h> + +/* Global variables. + Needed because GCC 4 constant-folds __builtin_signbitl (literal) + but cannot constant-fold __builtin_signbitl (variable). */ +float vf; +double vd; +long double vl; +int main () +{ +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -p0f and -p0d instead. */ +float p0f = 0.0f; +float m0f = -p0f; +double p0d = 0.0; +double m0d = -p0d; +/* On HP-UX 10.20, negating 0.0L does not yield -0.0L. + So we use another constant expression instead. + But that expression does not work on other platforms, such as when + cross-compiling to PowerPC on MacOS X 10.5. */ +long double p0l = 0.0L; +#if defined __hpux || defined __sgi +long double m0l = -LDBL_MIN * LDBL_MIN; +#else +long double m0l = -p0l; +#endif + if (signbit (vf)) + vf++; + { + float plus_inf = 1.0f / p0f; + float minus_inf = -1.0f / p0f; + if (!(!signbit (255.0f) + && signbit (-255.0f) + && !signbit (p0f) + && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + if (signbit (vd)) + vd++; + { + double plus_inf = 1.0 / p0d; + double minus_inf = -1.0 / p0d; + if (!(!signbit (255.0) + && signbit (-255.0) + && !signbit (p0d) + && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + if (signbit (vl)) + vl++; + { + long double plus_inf = 1.0L / p0l; + long double minus_inf = -1.0L / p0l; + if (!(!signbit (255.0L) + && signbit (-255.0L) + && !signbit (p0l) + && (memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + return 0; +} + + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_signbit=yes +else + gl_cv_func_signbit=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit" >&5 +$as_echo "$gl_cv_func_signbit" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for signbit compiler built-ins" >&5 +$as_echo_n "checking for signbit compiler built-ins... " >&6; } +if test "${gl_cv_func_signbit_gcc+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_func_signbit_gcc="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if __GNUC__ >= 4 +# define signbit(x) \ + (sizeof (x) == sizeof (long double) ? __builtin_signbitl (x) : \ + sizeof (x) == sizeof (double) ? __builtin_signbit (x) : \ + __builtin_signbitf (x)) +#else +# error "signbit should be three compiler built-ins" +#endif +#include <string.h> + +/* Global variables. + Needed because GCC 4 constant-folds __builtin_signbitl (literal) + but cannot constant-fold __builtin_signbitl (variable). */ +float vf; +double vd; +long double vl; +int main () +{ +/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0. + So we use -p0f and -p0d instead. */ +float p0f = 0.0f; +float m0f = -p0f; +double p0d = 0.0; +double m0d = -p0d; +/* On HP-UX 10.20, negating 0.0L does not yield -0.0L. + So we use another constant expression instead. + But that expression does not work on other platforms, such as when + cross-compiling to PowerPC on MacOS X 10.5. */ +long double p0l = 0.0L; +#if defined __hpux || defined __sgi +long double m0l = -LDBL_MIN * LDBL_MIN; +#else +long double m0l = -p0l; +#endif + if (signbit (vf)) + vf++; + { + float plus_inf = 1.0f / p0f; + float minus_inf = -1.0f / p0f; + if (!(!signbit (255.0f) + && signbit (-255.0f) + && !signbit (p0f) + && (memcmp (&m0f, &p0f, sizeof (float)) == 0 || signbit (m0f)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + if (signbit (vd)) + vd++; + { + double plus_inf = 1.0 / p0d; + double minus_inf = -1.0 / p0d; + if (!(!signbit (255.0) + && signbit (-255.0) + && !signbit (p0d) + && (memcmp (&m0d, &p0d, sizeof (double)) == 0 || signbit (m0d)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + if (signbit (vl)) + vl++; + { + long double plus_inf = 1.0L / p0l; + long double minus_inf = -1.0L / p0l; + if (!(!signbit (255.0L) + && signbit (-255.0L) + && !signbit (p0l) + && (memcmp (&m0l, &p0l, sizeof (long double)) == 0 || signbit (m0l)) + && !signbit (plus_inf) + && signbit (minus_inf))) + return 1; + } + return 0; +} + + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_signbit_gcc=yes +else + gl_cv_func_signbit_gcc=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_signbit_gcc" >&5 +$as_echo "$gl_cv_func_signbit_gcc" >&6; } + if test "$gl_cv_func_signbit_gcc" = yes; then + REPLACE_SIGNBIT_USING_GCC=1 + else + if test "$gl_cv_func_signbit" != yes; then + REPLACE_SIGNBIT=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS signbitf.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS signbitd.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS signbitl.$ac_objext" + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'float'" >&5 +$as_echo_n "checking where to find the sign bit in a 'float'... " >&6; } +if test "${gl_cv_cc_float_signbit+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + gl_cv_cc_float_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdio.h> +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0f }; +static memory_float minus = { -1.0f }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 1; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 1; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 1; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_float_signbit=`cat conftest.out` +else + gl_cv_cc_float_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_signbit" >&5 +$as_echo "$gl_cv_cc_float_signbit" >&6; } + case "$gl_cv_cc_float_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'double'" >&5 +$as_echo_n "checking where to find the sign bit in a 'double'... " >&6; } +if test "${gl_cv_cc_double_signbit+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + gl_cv_cc_double_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdio.h> +#define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { double value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0 }; +static memory_float minus = { -1.0 }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 1; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 1; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 1; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_double_signbit=`cat conftest.out` +else + gl_cv_cc_double_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_signbit" >&5 +$as_echo "$gl_cv_cc_double_signbit" >&6; } + case "$gl_cv_cc_double_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_double_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define DBL_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define DBL_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the sign bit in a 'long double'" >&5 +$as_echo_n "checking where to find the sign bit in a 'long double'... " >&6; } +if test "${gl_cv_cc_long_double_signbit+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + gl_cv_cc_long_double_signbit="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stddef.h> +#include <stdio.h> +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { long double value; unsigned int word[NWORDS]; } + memory_float; +static memory_float plus = { 1.0L }; +static memory_float minus = { -1.0L }; +int main () +{ + size_t j, k, i; + unsigned int m; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + /* Find the different bit. */ + k = 0; m = 0; + for (j = 0; j < NWORDS; j++) + { + unsigned int x = plus.word[j] ^ minus.word[j]; + if ((x & (x - 1)) || (x && m)) + { + /* More than one bit difference. */ + fprintf (fp, "unknown"); + return 1; + } + if (x) + { + k = j; + m = x; + } + } + if (m == 0) + { + /* No difference. */ + fprintf (fp, "unknown"); + return 1; + } + /* Now m = plus.word[k] ^ ~minus.word[k]. */ + if (plus.word[k] & ~minus.word[k]) + { + /* Oh? The sign bit is set in the positive and cleared in the negative + numbers? */ + fprintf (fp, "unknown"); + return 1; + } + for (i = 0; ; i++) + if ((m >> i) & 1) + break; + fprintf (fp, "word %d bit %d", (int) k, (int) i); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_long_double_signbit=`cat conftest.out` +else + gl_cv_cc_long_double_signbit="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_signbit" >&5 +$as_echo "$gl_cv_cc_long_double_signbit" >&6; } + case "$gl_cv_cc_long_double_signbit" in + word*bit*) + word=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_long_double_signbit" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define LDBL_SIGNBIT_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define LDBL_SIGNBIT_BIT $bit +_ACEOF + + ;; + esac + + + if test "$gl_cv_cc_float_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysignf" "ac_cv_have_decl_copysignf" "#include <math.h> +" +if test "x$ac_cv_have_decl_copysignf" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGNF $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysignf" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether copysignf can be used without linking with libm" >&5 +$as_echo_n "checking whether copysignf can be used without linking with libm... " >&6; } +if test "${gl_cv_func_copysignf_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + float x, y; +int +main () +{ +return copysignf (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_copysignf_no_libm=yes +else + gl_cv_func_copysignf_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignf_no_libm" >&5 +$as_echo "$gl_cv_func_copysignf_no_libm" >&6; } + if test $gl_cv_func_copysignf_no_libm = yes; then + +$as_echo "#define HAVE_COPYSIGNF_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + if test "$gl_cv_cc_double_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysign" "ac_cv_have_decl_copysign" "#include <math.h> +" +if test "x$ac_cv_have_decl_copysign" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGN $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysign" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether copysign can be used without linking with libm" >&5 +$as_echo_n "checking whether copysign can be used without linking with libm... " >&6; } +if test "${gl_cv_func_copysign_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + double x, y; +int +main () +{ +return copysign (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_copysign_no_libm=yes +else + gl_cv_func_copysign_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysign_no_libm" >&5 +$as_echo "$gl_cv_func_copysign_no_libm" >&6; } + if test $gl_cv_func_copysign_no_libm = yes; then + +$as_echo "#define HAVE_COPYSIGN_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + if test "$gl_cv_cc_long_double_signbit" = unknown; then + ac_fn_c_check_decl "$LINENO" "copysignl" "ac_cv_have_decl_copysignl" "#include <math.h> +" +if test "x$ac_cv_have_decl_copysignl" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_COPYSIGNL $ac_have_decl +_ACEOF + + if test "$ac_cv_have_decl_copysignl" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether copysignl can be used without linking with libm" >&5 +$as_echo_n "checking whether copysignl can be used without linking with libm... " >&6; } +if test "${gl_cv_func_copysignl_no_libm+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <math.h> + long double x, y; +int +main () +{ +return copysignl (x, y) < 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + gl_cv_func_copysignl_no_libm=yes +else + gl_cv_func_copysignl_no_libm=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_copysignl_no_libm" >&5 +$as_echo "$gl_cv_func_copysignl_no_libm" >&6; } + if test $gl_cv_func_copysignl_no_libm = yes; then + +$as_echo "#define HAVE_COPYSIGNL_IN_LIBC 1" >>confdefs.h + + fi + fi + fi + fi + fi + + + + GNULIB_SIGNBIT=1 + + + + signals_not_posix= + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <signal.h> + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "sigset_t" >/dev/null 2>&1; then : + +else + signals_not_posix=1 +fi +rm -f conftest* + + if test -z "$signals_not_posix"; then + ac_fn_c_check_func "$LINENO" "sigprocmask" "ac_cv_func_sigprocmask" +if test "x$ac_cv_func_sigprocmask" = x""yes; then : + gl_cv_func_sigprocmask=1 +fi + + fi + if test -z "$gl_cv_func_sigprocmask"; then + HAVE_POSIX_SIGNALBLOCKING=0 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS sigprocmask.$ac_objext" + + + + ac_fn_c_check_type "$LINENO" "sigset_t" "ac_cv_type_sigset_t" "#include <signal.h> +/* Mingw defines sigset_t not in <signal.h>, but in <sys/types.h>. */ +#include <sys/types.h> +" +if test "x$ac_cv_type_sigset_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_SIGSET_T 1 +_ACEOF + +gl_cv_type_sigset_t=yes +else + gl_cv_type_sigset_t=no +fi + + if test $gl_cv_type_sigset_t != yes; then + HAVE_SIGSET_T=0 + fi + + + fi + + + + GNULIB_SIGPROCMASK=1 + + + for ac_header in stdint.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" +if test "x$ac_cv_header_stdint_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H 1 +_ACEOF + +fi + +done + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SIZE_MAX" >&5 +$as_echo_n "checking for SIZE_MAX... " >&6; } +if test "${gl_cv_size_max+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + gl_cv_size_max= + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <limits.h> +#if HAVE_STDINT_H +#include <stdint.h> +#endif +#ifdef SIZE_MAX +Found it +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Found it" >/dev/null 2>&1; then : + gl_cv_size_max=yes +fi +rm -f conftest* + + if test -z "$gl_cv_size_max"; then + if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) * CHAR_BIT - 1" "size_t_bits_minus_1" "#include <stddef.h> +#include <limits.h>"; then : + +else + size_t_bits_minus_1= +fi + + if ac_fn_c_compute_int "$LINENO" "sizeof (size_t) <= sizeof (unsigned int)" "fits_in_uint" "#include <stddef.h>"; then : + +else + fits_in_uint= +fi + + if test -n "$size_t_bits_minus_1" && test -n "$fits_in_uint"; then + if test $fits_in_uint = 1; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stddef.h> + extern size_t foo; + extern unsigned long foo; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + fits_in_uint=0 +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $fits_in_uint = 1; then + gl_cv_size_max="(((1U << $size_t_bits_minus_1) - 1) * 2 + 1)" + else + gl_cv_size_max="(((1UL << $size_t_bits_minus_1) - 1) * 2 + 1)" + fi + else + gl_cv_size_max='((size_t)~(size_t)0)' + fi + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_size_max" >&5 +$as_echo "$gl_cv_size_max" >&6; } + if test "$gl_cv_size_max" != yes; then + +cat >>confdefs.h <<_ACEOF +#define SIZE_MAX $gl_cv_size_max +_ACEOF + + fi + + + + + gl_cv_func_snprintf_usable=no + for ac_func in snprintf +do : + ac_fn_c_check_func "$LINENO" "snprintf" "ac_cv_func_snprintf" +if test "x$ac_cv_func_snprintf" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SNPRINTF 1 +_ACEOF + +fi +done + + if test $ac_cv_func_snprintf = yes; then + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether snprintf respects a size of 1" >&5 +$as_echo_n "checking whether snprintf respects a size of 1... " >&6; } +if test "${gl_cv_func_snprintf_size1+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_func_snprintf_size1="guessing yes" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdio.h> +int main() +{ + static char buf[8] = { 'D', 'E', 'A', 'D', 'B', 'E', 'E', 'F' }; + snprintf (buf, 1, "%d", 12345); + return buf[1] != 'E'; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_snprintf_size1=yes +else + gl_cv_func_snprintf_size1=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_snprintf_size1" >&5 +$as_echo "$gl_cv_func_snprintf_size1" >&6; } + + case "$gl_cv_func_snprintf_size1" in + *yes) + gl_cv_func_snprintf_usable=yes + ;; + esac + fi + if test $gl_cv_func_snprintf_usable = no; then + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS snprintf.$ac_objext" + + if test $ac_cv_func_snprintf = yes; then + REPLACE_SNPRINTF=1 + fi + : + + fi + + if test $ac_cv_have_decl_snprintf = no; then + HAVE_DECL_SNPRINTF=0 + fi + + + + GNULIB_SNPRINTF=1 + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_spawn_h='<'spawn.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <spawn.h>" >&5 +$as_echo_n "checking absolute name of <spawn.h>... " >&6; } +if test "${gl_cv_next_spawn_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_spawn_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <spawn.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_spawn_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/spawn.h#{ + s#.*"\(.*/spawn.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_spawn_h='<'spawn.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_spawn_h" >&5 +$as_echo "$gl_cv_next_spawn_h" >&6; } + fi + NEXT_SPAWN_H=$gl_cv_next_spawn_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'spawn.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_spawn_h + fi + NEXT_AS_FIRST_DIRECTIVE_SPAWN_H=$gl_next_as_first_directive + + + + + + if test $ac_cv_header_spawn_h = yes; then + HAVE_SPAWN_H=1 + ac_fn_c_check_type "$LINENO" "posix_spawnattr_t" "ac_cv_type_posix_spawnattr_t" " +#include <spawn.h> + +" +if test "x$ac_cv_type_posix_spawnattr_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_POSIX_SPAWNATTR_T 1 +_ACEOF + + +else + HAVE_POSIX_SPAWNATTR_T=0 +fi + + ac_fn_c_check_type "$LINENO" "posix_spawn_file_actions_t" "ac_cv_type_posix_spawn_file_actions_t" " +#include <spawn.h> + +" +if test "x$ac_cv_type_posix_spawn_file_actions_t" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_POSIX_SPAWN_FILE_ACTIONS_T 1 +_ACEOF + + +else + HAVE_POSIX_SPAWN_FILE_ACTIONS_T=0 +fi + + else + HAVE_SPAWN_H=0 + HAVE_POSIX_SPAWNATTR_T=0 + HAVE_POSIX_SPAWN_FILE_ACTIONS_T=0 + + : + + fi + + + + + + for gl_func in posix_spawn posix_spawnp posix_spawnattr_init posix_spawnattr_destroy posix_spawnattr_getsigdefault posix_spawnattr_setsigdefault posix_spawnattr_getsigmask posix_spawnattr_setsigmask posix_spawnattr_getflags posix_spawnattr_setflags posix_spawnattr_getpgroup posix_spawnattr_setpgroup posix_spawnattr_getschedpolicy posix_spawnattr_setschedpolicy posix_spawnattr_getschedparam posix_spawnattr_setschedparam posix_spawn_file_actions_init posix_spawn_file_actions_destroy posix_spawn_file_actions_addopen posix_spawn_file_actions_addclose posix_spawwn_file_actions_adddup2; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <spawn.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ssize_t" >&5 +$as_echo_n "checking for ssize_t... " >&6; } +if test "${gt_cv_ssize_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> +int +main () +{ +int x = sizeof (ssize_t *) + sizeof (ssize_t); + return !x; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_ssize_t=yes +else + gt_cv_ssize_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_ssize_t" >&5 +$as_echo "$gt_cv_ssize_t" >&6; } + if test $gt_cv_ssize_t = no; then + +$as_echo "#define ssize_t int" >>confdefs.h + + fi + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on directories" >&5 +$as_echo_n "checking whether stat handles trailing slashes on directories... " >&6; } +if test "${gl_cv_func_stat_dir_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + case $host_os in + mingw*) gl_cv_func_stat_dir_slash="guessing no";; + *) gl_cv_func_stat_dir_slash="guessing yes";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/stat.h> + +int +main () +{ +struct stat st; return stat (".", &st) != stat ("./", &st); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_stat_dir_slash=yes +else + gl_cv_func_stat_dir_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_dir_slash" >&5 +$as_echo "$gl_cv_func_stat_dir_slash" >&6; } + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stat handles trailing slashes on files" >&5 +$as_echo_n "checking whether stat handles trailing slashes on files... " >&6; } +if test "${gl_cv_func_stat_file_slash+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + touch conftest.tmp + # Assume that if we have lstat, we can also check symlinks. + if test $ac_cv_func_lstat = yes; then + ln -s conftest.tmp conftest.lnk + fi + if test "$cross_compiling" = yes; then : + gl_cv_func_stat_file_slash="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/stat.h> + +int +main () +{ +struct stat st; + if (!stat ("conftest.tmp/", &st)) return 1; +#if HAVE_LSTAT + if (!stat ("conftest.lnk/", &st)) return 2; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_stat_file_slash=yes +else + gl_cv_func_stat_file_slash=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.tmp conftest.lnk +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_stat_file_slash" >&5 +$as_echo "$gl_cv_func_stat_file_slash" >&6; } + case $gl_cv_func_stat_dir_slash in + *no) REPLACE_STAT=1 + +$as_echo "#define REPLACE_FUNC_STAT_DIR 1" >>confdefs.h +;; + esac + case $gl_cv_func_stat_file_slash in + *no) REPLACE_STAT=1 + +$as_echo "#define REPLACE_FUNC_STAT_FILE 1" >>confdefs.h +;; + esac + if test $REPLACE_STAT = 1; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS stat.$ac_objext" + + + fi + + + + GNULIB_STAT=1 + + + STDARG_H=''; + NEXT_STDARG_H='<stdarg.h>'; + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for va_copy" >&5 +$as_echo_n "checking for va_copy... " >&6; } + if test "${gl_cv_func_va_copy+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +int +main () +{ + +#ifndef va_copy +void (*func) (va_list, va_list) = va_copy; +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_va_copy=yes +else + gl_cv_func_va_copy=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_va_copy" >&5 +$as_echo "$gl_cv_func_va_copy" >&6; } + if test $gl_cv_func_va_copy = no; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if defined _AIX && !defined __GNUC__ + AIX vaccine + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "vaccine" >/dev/null 2>&1; then : + gl_aixcc=yes +else + gl_aixcc=no +fi +rm -f conftest* + + if test $gl_aixcc = yes; then + STDARG_H=stdarg.h + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdarg_h='<'stdarg.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stdarg.h>" >&5 +$as_echo_n "checking absolute name of <stdarg.h>... " >&6; } +if test "${gl_cv_next_stdarg_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_stdarg_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_stdarg_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/stdarg.h#{ + s#.*"\(.*/stdarg.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_stdarg_h='<'stdarg.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdarg_h" >&5 +$as_echo "$gl_cv_next_stdarg_h" >&6; } + fi + NEXT_STDARG_H=$gl_cv_next_stdarg_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdarg.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdarg_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDARG_H=$gl_next_as_first_directive + + + + if test "$gl_cv_next_stdarg_h" = '""'; then + gl_cv_next_stdarg_h='"///usr/include/stdarg.h"' + NEXT_STDARG_H="$gl_cv_next_stdarg_h" + fi + else + + saved_as_echo_n="$as_echo_n" + as_echo_n=':' + if test "${gl_cv_func___va_copy+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdarg.h> +int +main () +{ + +#ifndef __va_copy +error, bail out +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func___va_copy=yes +else + gl_cv_func___va_copy=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi + + as_echo_n="$saved_as_echo_n" + + if test $gl_cv_func___va_copy = yes; then + +$as_echo "#define va_copy __va_copy" >>confdefs.h + + else + + +$as_echo "#define va_copy gl_va_copy" >>confdefs.h + + fi + fi + fi + + + + + # Define two additional variables used in the Makefile substitution. + + if test "$ac_cv_header_stdbool_h" = yes; then + STDBOOL_H='' + else + STDBOOL_H='stdbool.h' + fi + + + if test "$ac_cv_type__Bool" = yes; then + HAVE__BOOL=1 + else + HAVE__BOOL=0 + fi + + + + + + if test $gt_cv_c_wchar_t = no; then + HAVE_WCHAR_T=0 + STDDEF_H=stddef.h + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether NULL can be used in arbitrary expressions" >&5 +$as_echo_n "checking whether NULL can be used in arbitrary expressions... " >&6; } +if test "${gl_cv_decl_null_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stddef.h> + int test[2 * (sizeof NULL == sizeof (void *)) -1]; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_decl_null_works=yes +else + gl_cv_decl_null_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_decl_null_works" >&5 +$as_echo "$gl_cv_decl_null_works" >&6; } + if test $gl_cv_decl_null_works = no; then + REPLACE_NULL=1 + STDDEF_H=stddef.h + fi + if test -n "$STDDEF_H"; then + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stddef_h='<'stddef.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stddef.h>" >&5 +$as_echo_n "checking absolute name of <stddef.h>... " >&6; } +if test "${gl_cv_next_stddef_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_stddef_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stddef.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_stddef_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/stddef.h#{ + s#.*"\(.*/stddef.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_stddef_h='<'stddef.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stddef_h" >&5 +$as_echo "$gl_cv_next_stddef_h" >&6; } + fi + NEXT_STDDEF_H=$gl_cv_next_stddef_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stddef.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stddef_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDDEF_H=$gl_next_as_first_directive + + + + fi + + + + + if test $ac_cv_type_long_long_int = yes; then + HAVE_LONG_LONG_INT=1 + else + HAVE_LONG_LONG_INT=0 + fi + + + if test $ac_cv_type_unsigned_long_long_int = yes; then + HAVE_UNSIGNED_LONG_LONG_INT=1 + else + HAVE_UNSIGNED_LONG_LONG_INT=0 + fi + + + if test $ac_cv_header_inttypes_h = yes; then + HAVE_INTTYPES_H=1 + else + HAVE_INTTYPES_H=0 + fi + + + if test $ac_cv_header_sys_types_h = yes; then + HAVE_SYS_TYPES_H=1 + else + HAVE_SYS_TYPES_H=0 + fi + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdint_h='<'stdint.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stdint.h>" >&5 +$as_echo_n "checking absolute name of <stdint.h>... " >&6; } +if test "${gl_cv_next_stdint_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_stdint_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdint.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_stdint_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/stdint.h#{ + s#.*"\(.*/stdint.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_stdint_h='<'stdint.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdint_h" >&5 +$as_echo "$gl_cv_next_stdint_h" >&6; } + fi + NEXT_STDINT_H=$gl_cv_next_stdint_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdint.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdint_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDINT_H=$gl_next_as_first_directive + + + + if test $ac_cv_header_stdint_h = yes; then + HAVE_STDINT_H=1 + else + HAVE_STDINT_H=0 + fi + + + if test $ac_cv_header_stdint_h = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stdint.h conforms to C99" >&5 +$as_echo_n "checking whether stdint.h conforms to C99... " >&6; } +if test "${gl_cv_header_working_stdint_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + gl_cv_header_working_stdint_h=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */ +#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */ +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#include <stdint.h> +/* Dragonfly defines WCHAR_MIN, WCHAR_MAX only in <wchar.h>. */ +#if !(defined WCHAR_MIN && defined WCHAR_MAX) +#error "WCHAR_MIN, WCHAR_MAX not defined in <stdint.h>" +#endif + + + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + + +#ifdef INT8_MAX +int8_t a1 = INT8_MAX; +int8_t a1min = INT8_MIN; +#endif +#ifdef INT16_MAX +int16_t a2 = INT16_MAX; +int16_t a2min = INT16_MIN; +#endif +#ifdef INT32_MAX +int32_t a3 = INT32_MAX; +int32_t a3min = INT32_MIN; +#endif +#ifdef INT64_MAX +int64_t a4 = INT64_MAX; +int64_t a4min = INT64_MIN; +#endif +#ifdef UINT8_MAX +uint8_t b1 = UINT8_MAX; +#else +typedef int b1[(unsigned char) -1 != 255 ? 1 : -1]; +#endif +#ifdef UINT16_MAX +uint16_t b2 = UINT16_MAX; +#endif +#ifdef UINT32_MAX +uint32_t b3 = UINT32_MAX; +#endif +#ifdef UINT64_MAX +uint64_t b4 = UINT64_MAX; +#endif +int_least8_t c1 = INT8_C (0x7f); +int_least8_t c1max = INT_LEAST8_MAX; +int_least8_t c1min = INT_LEAST8_MIN; +int_least16_t c2 = INT16_C (0x7fff); +int_least16_t c2max = INT_LEAST16_MAX; +int_least16_t c2min = INT_LEAST16_MIN; +int_least32_t c3 = INT32_C (0x7fffffff); +int_least32_t c3max = INT_LEAST32_MAX; +int_least32_t c3min = INT_LEAST32_MIN; +int_least64_t c4 = INT64_C (0x7fffffffffffffff); +int_least64_t c4max = INT_LEAST64_MAX; +int_least64_t c4min = INT_LEAST64_MIN; +uint_least8_t d1 = UINT8_C (0xff); +uint_least8_t d1max = UINT_LEAST8_MAX; +uint_least16_t d2 = UINT16_C (0xffff); +uint_least16_t d2max = UINT_LEAST16_MAX; +uint_least32_t d3 = UINT32_C (0xffffffff); +uint_least32_t d3max = UINT_LEAST32_MAX; +uint_least64_t d4 = UINT64_C (0xffffffffffffffff); +uint_least64_t d4max = UINT_LEAST64_MAX; +int_fast8_t e1 = INT_FAST8_MAX; +int_fast8_t e1min = INT_FAST8_MIN; +int_fast16_t e2 = INT_FAST16_MAX; +int_fast16_t e2min = INT_FAST16_MIN; +int_fast32_t e3 = INT_FAST32_MAX; +int_fast32_t e3min = INT_FAST32_MIN; +int_fast64_t e4 = INT_FAST64_MAX; +int_fast64_t e4min = INT_FAST64_MIN; +uint_fast8_t f1 = UINT_FAST8_MAX; +uint_fast16_t f2 = UINT_FAST16_MAX; +uint_fast32_t f3 = UINT_FAST32_MAX; +uint_fast64_t f4 = UINT_FAST64_MAX; +#ifdef INTPTR_MAX +intptr_t g = INTPTR_MAX; +intptr_t gmin = INTPTR_MIN; +#endif +#ifdef UINTPTR_MAX +uintptr_t h = UINTPTR_MAX; +#endif +intmax_t i = INTMAX_MAX; +uintmax_t j = UINTMAX_MAX; + +#include <limits.h> /* for CHAR_BIT */ +#define TYPE_MINIMUM(t) \ + ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))) +#define TYPE_MAXIMUM(t) \ + ((t) ((t) 0 < (t) -1 ? (t) -1 : ~ (~ (t) 0 << (sizeof (t) * CHAR_BIT - 1)))) +struct s { + int check_PTRDIFF: + PTRDIFF_MIN == TYPE_MINIMUM (ptrdiff_t) + && PTRDIFF_MAX == TYPE_MAXIMUM (ptrdiff_t) + ? 1 : -1; + /* Detect bug in FreeBSD 6.0 / ia64. */ + int check_SIG_ATOMIC: + SIG_ATOMIC_MIN == TYPE_MINIMUM (sig_atomic_t) + && SIG_ATOMIC_MAX == TYPE_MAXIMUM (sig_atomic_t) + ? 1 : -1; + int check_SIZE: SIZE_MAX == TYPE_MAXIMUM (size_t) ? 1 : -1; + int check_WCHAR: + WCHAR_MIN == TYPE_MINIMUM (wchar_t) + && WCHAR_MAX == TYPE_MAXIMUM (wchar_t) + ? 1 : -1; + /* Detect bug in mingw. */ + int check_WINT: + WINT_MIN == TYPE_MINIMUM (wint_t) + && WINT_MAX == TYPE_MAXIMUM (wint_t) + ? 1 : -1; + + /* Detect bugs in glibc 2.4 and Solaris 10 stdint.h, among others. */ + int check_UINT8_C: + (-1 < UINT8_C (0)) == (-1 < (uint_least8_t) 0) ? 1 : -1; + int check_UINT16_C: + (-1 < UINT16_C (0)) == (-1 < (uint_least16_t) 0) ? 1 : -1; + + /* Detect bugs in OpenBSD 3.9 stdint.h. */ +#ifdef UINT8_MAX + int check_uint8: (uint8_t) -1 == UINT8_MAX ? 1 : -1; +#endif +#ifdef UINT16_MAX + int check_uint16: (uint16_t) -1 == UINT16_MAX ? 1 : -1; +#endif +#ifdef UINT32_MAX + int check_uint32: (uint32_t) -1 == UINT32_MAX ? 1 : -1; +#endif +#ifdef UINT64_MAX + int check_uint64: (uint64_t) -1 == UINT64_MAX ? 1 : -1; +#endif + int check_uint_least8: (uint_least8_t) -1 == UINT_LEAST8_MAX ? 1 : -1; + int check_uint_least16: (uint_least16_t) -1 == UINT_LEAST16_MAX ? 1 : -1; + int check_uint_least32: (uint_least32_t) -1 == UINT_LEAST32_MAX ? 1 : -1; + int check_uint_least64: (uint_least64_t) -1 == UINT_LEAST64_MAX ? 1 : -1; + int check_uint_fast8: (uint_fast8_t) -1 == UINT_FAST8_MAX ? 1 : -1; + int check_uint_fast16: (uint_fast16_t) -1 == UINT_FAST16_MAX ? 1 : -1; + int check_uint_fast32: (uint_fast32_t) -1 == UINT_FAST32_MAX ? 1 : -1; + int check_uint_fast64: (uint_fast64_t) -1 == UINT_FAST64_MAX ? 1 : -1; + int check_uintptr: (uintptr_t) -1 == UINTPTR_MAX ? 1 : -1; + int check_uintmax: (uintmax_t) -1 == UINTMAX_MAX ? 1 : -1; + int check_size: (size_t) -1 == SIZE_MAX ? 1 : -1; +}; + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + if test "$cross_compiling" = yes; then : + gl_cv_header_working_stdint_h=yes + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + +#define __STDC_LIMIT_MACROS 1 /* to make it work also in C++ mode */ +#define __STDC_CONSTANT_MACROS 1 /* to make it work also in C++ mode */ +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#include <stdint.h> + + + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + + +#include <stdio.h> +#include <string.h> +#define MVAL(macro) MVAL1(macro) +#define MVAL1(expression) #expression +static const char *macro_values[] = + { +#ifdef INT8_MAX + MVAL (INT8_MAX), +#endif +#ifdef INT16_MAX + MVAL (INT16_MAX), +#endif +#ifdef INT32_MAX + MVAL (INT32_MAX), +#endif +#ifdef INT64_MAX + MVAL (INT64_MAX), +#endif +#ifdef UINT8_MAX + MVAL (UINT8_MAX), +#endif +#ifdef UINT16_MAX + MVAL (UINT16_MAX), +#endif +#ifdef UINT32_MAX + MVAL (UINT32_MAX), +#endif +#ifdef UINT64_MAX + MVAL (UINT64_MAX), +#endif + NULL + }; + +int +main () +{ + + const char **mv; + for (mv = macro_values; *mv != NULL; mv++) + { + const char *value = *mv; + /* Test whether it looks like a cast expression. */ + if (strncmp (value, "((unsigned int)"/*)*/, 15) == 0 + || strncmp (value, "((unsigned short)"/*)*/, 17) == 0 + || strncmp (value, "((unsigned char)"/*)*/, 16) == 0 + || strncmp (value, "((int)"/*)*/, 6) == 0 + || strncmp (value, "((signed short)"/*)*/, 15) == 0 + || strncmp (value, "((signed char)"/*)*/, 14) == 0) + return 1; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_header_working_stdint_h=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_header_working_stdint_h" >&5 +$as_echo "$gl_cv_header_working_stdint_h" >&6; } + fi + if test "$gl_cv_header_working_stdint_h" = yes; then + STDINT_H= + else + for ac_header in sys/inttypes.h sys/bitypes.h +do : + as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh` +ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default" +eval as_val=\$$as_ac_Header + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1 +_ACEOF + +fi + +done + + if test $ac_cv_header_sys_inttypes_h = yes; then + HAVE_SYS_INTTYPES_H=1 + else + HAVE_SYS_INTTYPES_H=0 + fi + + if test $ac_cv_header_sys_bitypes_h = yes; then + HAVE_SYS_BITYPES_H=1 + else + HAVE_SYS_BITYPES_H=0 + fi + + + + + + + if test $APPLE_UNIVERSAL_BUILD = 0; then + + + for gltype in ptrdiff_t size_t ; do + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 +$as_echo_n "checking for bit size of $gltype... " >&6; } +if { as_var=gl_cv_bitsizeof_${gltype}; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + +#include <limits.h>"; then : + +else + result=unknown +fi + + eval gl_cv_bitsizeof_${gltype}=\$result + +fi +eval ac_res=\$gl_cv_bitsizeof_${gltype} + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval result=\$gl_cv_bitsizeof_${gltype} + if test $result = unknown; then + result=0 + fi + GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + cat >>confdefs.h <<_ACEOF +#define BITSIZEOF_${GLTYPE} $result +_ACEOF + + eval BITSIZEOF_${GLTYPE}=\$result + done + + + fi + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bit size of $gltype" >&5 +$as_echo_n "checking for bit size of $gltype... " >&6; } +if { as_var=gl_cv_bitsizeof_${gltype}; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + if ac_fn_c_compute_int "$LINENO" "sizeof ($gltype) * CHAR_BIT" "result" " + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + +#include <limits.h>"; then : + +else + result=unknown +fi + + eval gl_cv_bitsizeof_${gltype}=\$result + +fi +eval ac_res=\$gl_cv_bitsizeof_${gltype} + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval result=\$gl_cv_bitsizeof_${gltype} + if test $result = unknown; then + result=0 + fi + GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + cat >>confdefs.h <<_ACEOF +#define BITSIZEOF_${GLTYPE} $result +_ACEOF + + eval BITSIZEOF_${GLTYPE}=\$result + done + + + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gltype is signed" >&5 +$as_echo_n "checking whether $gltype is signed... " >&6; } +if { as_var=gl_cv_type_${gltype}_signed; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + + int verify[2 * (($gltype) -1 < ($gltype) 0) - 1]; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + result=yes +else + result=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval gl_cv_type_${gltype}_signed=\$result + +fi +eval ac_res=\$gl_cv_type_${gltype}_signed + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval result=\$gl_cv_type_${gltype}_signed + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + if test "$result" = yes; then + cat >>confdefs.h <<_ACEOF +#define HAVE_SIGNED_${GLTYPE} 1 +_ACEOF + + eval HAVE_SIGNED_${GLTYPE}=1 + else + eval HAVE_SIGNED_${GLTYPE}=0 + fi + done + + + gl_cv_type_ptrdiff_t_signed=yes + gl_cv_type_size_t_signed=no + if test $APPLE_UNIVERSAL_BUILD = 0; then + + + for gltype in ptrdiff_t size_t ; do + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 +$as_echo_n "checking for $gltype integer literal suffix... " >&6; } +if { as_var=gl_cv_type_${gltype}_suffix; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + eval gl_cv_type_${gltype}_suffix=no + eval result=\$gl_cv_type_${gltype}_signed + if test "$result" = yes; then + glsufu= + else + glsufu=u + fi + for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do + case $glsuf in + '') gltype1='int';; + l) gltype1='long int';; + ll) gltype1='long long int';; + i64) gltype1='__int64';; + u) gltype1='unsigned int';; + ul) gltype1='unsigned long int';; + ull) gltype1='unsigned long long int';; + ui64)gltype1='unsigned __int64';; + esac + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + + extern $gltype foo; + extern $gltype1 foo; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval gl_cv_type_${gltype}_suffix=\$glsuf +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" != no && break + done +fi +eval ac_res=\$gl_cv_type_${gltype}_suffix + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" = no && result= + eval ${GLTYPE}_SUFFIX=\$result + cat >>confdefs.h <<_ACEOF +#define ${GLTYPE}_SUFFIX $result +_ACEOF + + done + + + fi + + + for gltype in sig_atomic_t wchar_t wint_t ; do + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $gltype integer literal suffix" >&5 +$as_echo_n "checking for $gltype integer literal suffix... " >&6; } +if { as_var=gl_cv_type_${gltype}_suffix; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + eval gl_cv_type_${gltype}_suffix=no + eval result=\$gl_cv_type_${gltype}_signed + if test "$result" = yes; then + glsufu= + else + glsufu=u + fi + for glsuf in "$glsufu" ${glsufu}l ${glsufu}ll ${glsufu}i64; do + case $glsuf in + '') gltype1='int';; + l) gltype1='long int';; + ll) gltype1='long long int';; + i64) gltype1='__int64';; + u) gltype1='unsigned int';; + ul) gltype1='unsigned long int';; + ull) gltype1='unsigned long long int';; + ui64)gltype1='unsigned __int64';; + esac + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + /* BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be + included before <wchar.h>. */ + #include <stddef.h> + #include <signal.h> + #if HAVE_WCHAR_H + # include <stdio.h> + # include <time.h> + # include <wchar.h> + #endif + + extern $gltype foo; + extern $gltype1 foo; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval gl_cv_type_${gltype}_suffix=\$glsuf +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" != no && break + done +fi +eval ac_res=\$gl_cv_type_${gltype}_suffix + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` + eval result=\$gl_cv_type_${gltype}_suffix + test "$result" = no && result= + eval ${GLTYPE}_SUFFIX=\$result + cat >>confdefs.h <<_ACEOF +#define ${GLTYPE}_SUFFIX $result +_ACEOF + + done + + + + STDINT_H=stdint.h + fi + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdio_h='<'stdio.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stdio.h>" >&5 +$as_echo_n "checking absolute name of <stdio.h>... " >&6; } +if test "${gl_cv_next_stdio_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_stdio_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_stdio_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/stdio.h#{ + s#.*"\(.*/stdio.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_stdio_h='<'stdio.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdio_h" >&5 +$as_echo "$gl_cv_next_stdio_h" >&6; } + fi + NEXT_STDIO_H=$gl_cv_next_stdio_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdio.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdio_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDIO_H=$gl_next_as_first_directive + + + + GNULIB_FPRINTF=1 + GNULIB_PRINTF=1 + GNULIB_VFPRINTF=1 + GNULIB_VPRINTF=1 + GNULIB_FPUTC=1 + GNULIB_PUTC=1 + GNULIB_PUTCHAR=1 + GNULIB_FPUTS=1 + GNULIB_PUTS=1 + GNULIB_FWRITE=1 + + + + for gl_func in dprintf fpurge fseeko ftello getdelim getline popen renameat snprintf vdprintf vsnprintf; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdio.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_stdlib_h='<'stdlib.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <stdlib.h>" >&5 +$as_echo_n "checking absolute name of <stdlib.h>... " >&6; } +if test "${gl_cv_next_stdlib_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_stdlib_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_stdlib_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/stdlib.h#{ + s#.*"\(.*/stdlib.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_stdlib_h='<'stdlib.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_stdlib_h" >&5 +$as_echo "$gl_cv_next_stdlib_h" >&6; } + fi + NEXT_STDLIB_H=$gl_cv_next_stdlib_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'stdlib.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_stdlib_h + fi + NEXT_AS_FIRST_DIRECTIVE_STDLIB_H=$gl_next_as_first_directive + + + + for ac_header in random.h +do : + ac_fn_c_check_header_compile "$LINENO" "random.h" "ac_cv_header_random_h" "$ac_includes_default +" +if test "x$ac_cv_header_random_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_RANDOM_H 1 +_ACEOF + +fi + +done + + if test $ac_cv_header_random_h = yes; then + HAVE_RANDOM_H=1 + else + HAVE_RANDOM_H=0 + fi + + ac_fn_c_check_type "$LINENO" "struct random_data" "ac_cv_type_struct_random_data" "#include <stdlib.h> + #if HAVE_RANDOM_H + # include <random.h> + #endif + +" +if test "x$ac_cv_type_struct_random_data" = x""yes; then : + +cat >>confdefs.h <<_ACEOF +#define HAVE_STRUCT_RANDOM_DATA 1 +_ACEOF + + +else + HAVE_STRUCT_RANDOM_DATA=0 +fi + + + + for gl_func in atoll canonicalize_file_name getloadavg getsubopt mkdtemp mkostemp mkostemps mkstemp mkstemps random_r initstat_r srandom_r setstate_r realpath rpmatch setenv strtod strtoll strtoull unsetenv; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> +#if HAVE_SYS_LOADAVG_H +# include <sys/loadavg.h> +#endif +#if HAVE_RANDOM_H +# include <random.h> +#endif + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS mkstemp-safer.$ac_objext" + + + + +$as_echo "#define GNULIB_STDLIB_SAFER 1" >>confdefs.h + + + + + + + + + + + + + + + for ac_func in strchrnul +do : + ac_fn_c_check_func "$LINENO" "strchrnul" "ac_cv_func_strchrnul" +if test "x$ac_cv_func_strchrnul" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STRCHRNUL 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + if test $ac_cv_func_strchrnul = no; then + HAVE_STRCHRNUL=0 + : + fi + + + + GNULIB_STRCHRNUL=1 + + + + if test $REPLACE_STRERROR = 1; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strerror.$ac_objext" + + +cat >>confdefs.h <<_ACEOF +#define REPLACE_STRERROR $REPLACE_STRERROR +_ACEOF + + fi + + + + GNULIB_STRERROR=1 + + + + + + + + + + + if test $ac_cv_have_decl_strndup = no; then + HAVE_DECL_STRNDUP=0 + fi + + if test $ac_cv_func_strndup = yes; then + # AIX 4.3.3, AIX 5.1 have a function that fails to add the terminating '\0'. + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strndup" >&5 +$as_echo_n "checking for working strndup... " >&6; } +if test "${gl_cv_func_strndup_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + case $host_os in + aix*) gl_cv_func_strndup_works="guessing no";; + *) gl_cv_func_strndup_works="guessing yes";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <string.h> + #include <stdlib.h> +int +main () +{ + +#ifndef HAVE_DECL_STRNDUP + extern char *strndup (const char *, size_t); +#endif + char *s; + s = strndup ("some longer string", 15); + free (s); + s = strndup ("shorter string", 13); + return s[13] != '\0'; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_strndup_works=yes +else + gl_cv_func_strndup_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strndup_works" >&5 +$as_echo "$gl_cv_func_strndup_works" >&6; } + case $gl_cv_func_strndup_works in + *no) + REPLACE_STRNDUP=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strndup.$ac_objext" + + ;; + esac + else + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strndup.$ac_objext" + + fi + + + + GNULIB_STRNDUP=1 + + + + + + + if test $ac_cv_have_decl_strnlen = no; then + HAVE_DECL_STRNLEN=0 + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strnlen" >&5 +$as_echo_n "checking for working strnlen... " >&6; } +if test "${ac_cv_func_strnlen_working+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_func_strnlen_working=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + +#define S "foobar" +#define S_LEN (sizeof S - 1) + + /* At least one implementation is buggy: that of AIX 4.3 would + give strnlen (S, 1) == 3. */ + + int i; + for (i = 0; i < S_LEN + 1; ++i) + { + int expected = i <= S_LEN ? i : S_LEN; + if (strnlen (S, i) != expected) + return 1; + } + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_strnlen_working=yes +else + ac_cv_func_strnlen_working=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strnlen_working" >&5 +$as_echo "$ac_cv_func_strnlen_working" >&6; } +test $ac_cv_func_strnlen_working = no && + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strnlen.$ac_objext" + + + if test $ac_cv_func_strnlen_working = no; then + # This is necessary because automake-1.6.1 doesn't understand + # that the above use of AC_FUNC_STRNLEN means we may have to use + # lib/strnlen.c. + #AC_LIBOBJ([strnlen]) + +$as_echo "#define strnlen rpl_strnlen" >>confdefs.h + + : + fi + + + + GNULIB_STRNLEN=1 + + + + + + + + if test $ac_cv_have_decl_strsignal = no; then + HAVE_DECL_STRSIGNAL=0 + fi + + for ac_func in strsignal +do : + ac_fn_c_check_func "$LINENO" "strsignal" "ac_cv_func_strsignal" +if test "x$ac_cv_func_strsignal" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STRSIGNAL 1 +_ACEOF + +fi +done + + if test $ac_cv_func_strsignal = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strsignal always returns a string" >&5 +$as_echo_n "checking whether strsignal always returns a string... " >&6; } +if test "${gl_cv_func_working_strsignal+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + case "$host_os" in + solaris* | aix*) gl_cv_func_working_strsignal=no;; + *) gl_cv_func_working_strsignal="guessing yes";; + esac +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <string.h> + +int +main () +{ +char *s = strsignal (-1); + return !(s != (char *) 0 && s != (char *) -1); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_working_strsignal=yes +else + gl_cv_func_working_strsignal=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_working_strsignal" >&5 +$as_echo "$gl_cv_func_working_strsignal" >&6; } + else + gl_cv_func_working_strsignal=no + fi + + if test "$gl_cv_func_working_strsignal" = no; then + if test $ac_cv_func_strsignal = yes; then + REPLACE_STRSIGNAL=1 + fi + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strsignal.$ac_objext" + + + + ac_fn_c_check_decl "$LINENO" "_sys_siglist" "ac_cv_have_decl__sys_siglist" "#include <signal.h> +" +if test "x$ac_cv_have_decl__sys_siglist" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL__SYS_SIGLIST $ac_have_decl +_ACEOF + + + fi + + + + GNULIB_STRSIGNAL=1 + + + + if test $REPLACE_STRSTR = 0; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strstr works in linear time" >&5 +$as_echo_n "checking whether strstr works in linear time... " >&6; } +if test "${gl_cv_func_strstr_linear+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <features.h> +#ifdef __GNU_LIBRARY__ + #if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 9) || (__GLIBC__ > 2) + Lucky user + #endif +#endif +#ifdef __CYGWIN__ + #include <cygwin/version.h> + #if CYGWIN_VERSION_DLL_MAJOR >= 1007 + Lucky user + #endif +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "Lucky user" >/dev/null 2>&1; then : + gl_cv_func_strstr_linear=yes +else + gl_cv_func_strstr_linear="guessing no" +fi +rm -f conftest* + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <signal.h> /* for signal */ +#include <string.h> /* for memmem */ +#include <stdlib.h> /* for malloc */ +#include <unistd.h> /* for alarm */ + +int +main () +{ +size_t m = 1000000; + char *haystack = (char *) malloc (2 * m + 2); + char *needle = (char *) malloc (m + 2); + void *result = 0; + /* Failure to compile this test due to missing alarm is okay, + since all such platforms (mingw) also have quadratic strstr. */ + signal (SIGALRM, SIG_DFL); + alarm (5); + /* Check for quadratic performance. */ + if (haystack && needle) + { + memset (haystack, 'A', 2 * m); + haystack[2 * m] = 'B'; + haystack[2 * m + 1] = 0; + memset (needle, 'A', m); + needle[m] = 'B'; + needle[m + 1] = 0; + result = strstr (haystack, needle); + } + return !result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_strstr_linear=yes +else + gl_cv_func_strstr_linear=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strstr_linear" >&5 +$as_echo "$gl_cv_func_strstr_linear" >&6; } + if test "$gl_cv_func_strstr_linear" != yes; then + REPLACE_STRSTR=1 + fi + fi + if test $REPLACE_STRSTR = 1; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strstr.$ac_objext" + + fi + + + + + if test "$gl_cv_func_memchr_works" != yes; then + REPLACE_STRSTR=1 + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strstr.$ac_objext" + + fi + + + + GNULIB_STRSTR=1 + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strtod" >&5 +$as_echo_n "checking for working strtod... " >&6; } +if test "${ac_cv_func_strtod+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + ac_cv_func_strtod=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +$ac_includes_default +#ifndef strtod +double strtod (); +#endif +int +main() +{ + { + /* Some versions of Linux strtod mis-parse strings with leading '+'. */ + char *string = " +69"; + char *term; + double value; + value = strtod (string, &term); + if (value != 69 || term != (string + 4)) + return 1; + } + + { + /* Under Solaris 2.4, strtod returns the wrong value for the + terminating character under some conditions. */ + char *string = "NaN"; + char *term; + strtod (string, &term); + if (term != string && *(term - 1) == 0) + return 1; + } + return 0; +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_func_strtod=yes +else + ac_cv_func_strtod=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strtod" >&5 +$as_echo "$ac_cv_func_strtod" >&6; } +if test $ac_cv_func_strtod = no; then + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strtod.$ac_objext" + +ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow" +if test "x$ac_cv_func_pow" = x""yes; then : + +fi + +if test $ac_cv_func_pow = no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5 +$as_echo_n "checking for pow in -lm... " >&6; } +if test "${ac_cv_lib_m_pow+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lm $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pow (); +int +main () +{ +return pow (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_m_pow=yes +else + ac_cv_lib_m_pow=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5 +$as_echo "$ac_cv_lib_m_pow" >&6; } +if test "x$ac_cv_lib_m_pow" = x""yes; then : + POW_LIB=-lm +else + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5 +$as_echo "$as_me: WARNING: cannot find library containing definition of pow" >&2;} +fi + +fi + +fi + + if test $ac_cv_func_strtod = no; then + HAVE_STRTOD=0 + REPLACE_STRTOD=1 + : + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether strtod obeys C99" >&5 +$as_echo_n "checking whether strtod obeys C99... " >&6; } +if test "${gl_cv_func_strtod_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_strtod_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <stdlib.h> +#include <math.h> +#include <errno.h> +/* Compare two numbers with ==. + This is a separate function because IRIX 6.5 "cc -O" miscompiles an + 'x == x' test. */ +static int +numeric_equal (double x, double y) +{ + return x == y; +} + +int +main () +{ + + { + /* Older glibc and Cygwin mis-parse "-0x". */ + const char *string = "-0x"; + char *term; + double value = strtod (string, &term); + double zero = 0.0; + if (1.0 / value != -1.0 / zero || term != (string + 2)) + return 1; + } + { + /* Many platforms do not parse hex floats. */ + const char *string = "0XaP+1"; + char *term; + double value = strtod (string, &term); + if (value != 20.0 || term != (string + 6)) + return 1; + } + { + /* Many platforms do not parse infinities. HP-UX 11.31 parses inf, + but mistakenly sets errno. */ + const char *string = "inf"; + char *term; + double value; + errno = 0; + value = strtod (string, &term); + if (value != HUGE_VAL || term != (string + 3) || errno) + return 1; + } + { + /* glibc 2.7 and cygwin 1.5.24 misparse "nan()". */ + const char *string = "nan()"; + char *term; + double value = strtod (string, &term); + if (numeric_equal (value, value) || term != (string + 5)) + return 1; + } + { + /* darwin 10.6.1 misparses "nan(". */ + const char *string = "nan("; + char *term; + double value = strtod (string, &term); + if (numeric_equal (value, value) || term != (string + 3)) + return 1; + } + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_strtod_works=yes +else + gl_cv_func_strtod_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_strtod_works" >&5 +$as_echo "$gl_cv_func_strtod_works" >&6; } + if test "$gl_cv_func_strtod_works" != yes; then + REPLACE_STRTOD=1 + : + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS strtod.$ac_objext" + +ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow" +if test "x$ac_cv_func_pow" = x""yes; then : + +fi + +if test $ac_cv_func_pow = no; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5 +$as_echo_n "checking for pow in -lm... " >&6; } +if test "${ac_cv_lib_m_pow+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_check_lib_save_LIBS=$LIBS +LIBS="-lm $LIBS" +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Override any GCC internal prototype to avoid an error. + Use char because int might match the return type of a GCC + builtin and then its argument prototype would still apply. */ +#ifdef __cplusplus +extern "C" +#endif +char pow (); +int +main () +{ +return pow (); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_lib_m_pow=yes +else + ac_cv_lib_m_pow=no +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext +LIBS=$ac_check_lib_save_LIBS +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5 +$as_echo "$ac_cv_lib_m_pow" >&6; } +if test "x$ac_cv_lib_m_pow" = x""yes; then : + POW_LIB=-lm +else + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5 +$as_echo "$as_me: WARNING: cannot find library containing definition of pow" >&2;} +fi + +fi + + fi + fi + + + + GNULIB_STRTOD=1 + + + + + + + + + + + for ac_func in strtol +do : + ac_fn_c_check_func "$LINENO" "strtol" "ac_cv_func_strtol" +if test "x$ac_cv_func_strtol" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STRTOL 1 +_ACEOF + +else + + M4_LIBOBJS="$M4_LIBOBJS $ac_func.$ac_objext" + +fi +done + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <sys/stat.h>" >&5 +$as_echo_n "checking absolute name of <sys/stat.h>... " >&6; } +if test "${gl_cv_next_sys_stat_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_sys_stat_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/stat.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_sys_stat_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/sys/stat.h#{ + s#.*"\(.*/sys/stat.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_sys_stat_h='<'sys/stat.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_stat_h" >&5 +$as_echo "$gl_cv_next_sys_stat_h" >&6; } + fi + NEXT_SYS_STAT_H=$gl_cv_next_sys_stat_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/stat.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_stat_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_STAT_H=$gl_next_as_first_directive + + + + + ac_fn_c_check_type "$LINENO" "nlink_t" "ac_cv_type_nlink_t" "#include <sys/types.h> + #include <sys/stat.h> +" +if test "x$ac_cv_type_nlink_t" = x""yes; then : + +else + +$as_echo "#define nlink_t int" >>confdefs.h + +fi + + + + for gl_func in fchmodat fstatat futimens lchmod lstat mkdirat mkfifo mkfifoat mknod mknodat stat utimensat; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/stat.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_sys_wait_h='<'sys/wait.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <sys/wait.h>" >&5 +$as_echo_n "checking absolute name of <sys/wait.h>... " >&6; } +if test "${gl_cv_next_sys_wait_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_sys_wait_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/wait.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_sys_wait_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/sys/wait.h#{ + s#.*"\(.*/sys/wait.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_sys_wait_h='<'sys/wait.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_sys_wait_h" >&5 +$as_echo "$gl_cv_next_sys_wait_h" >&6; } + fi + NEXT_SYS_WAIT_H=$gl_cv_next_sys_wait_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'sys/wait.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_sys_wait_h + fi + NEXT_AS_FIRST_DIRECTIVE_SYS_WAIT_H=$gl_next_as_first_directive + + + + + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS tempname.$ac_objext" + + + : + + + + + + + + + + + + + + for ac_func in __secure_getenv +do : + ac_fn_c_check_func "$LINENO" "__secure_getenv" "ac_cv_func___secure_getenv" +if test "x$ac_cv_func___secure_getenv" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE___SECURE_GETENV 1 +_ACEOF + +fi +done + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_unistd_h='<'unistd.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <unistd.h>" >&5 +$as_echo_n "checking absolute name of <unistd.h>... " >&6; } +if test "${gl_cv_next_unistd_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_unistd_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <unistd.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_unistd_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/unistd.h#{ + s#.*"\(.*/unistd.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_unistd_h='<'unistd.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_unistd_h" >&5 +$as_echo "$gl_cv_next_unistd_h" >&6; } + fi + NEXT_UNISTD_H=$gl_cv_next_unistd_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'unistd.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_unistd_h + fi + NEXT_AS_FIRST_DIRECTIVE_UNISTD_H=$gl_next_as_first_directive + + + + + + if test $ac_cv_header_unistd_h = yes; then + HAVE_UNISTD_H=1 + else + HAVE_UNISTD_H=0 + fi + + + + for gl_func in chown dup2 dup3 environ euidaccess faccessat fchdir fchownat fsync ftruncate getcwd getdomainname getdtablesize getgroups gethostname getlogin getlogin_r getpagesize getusershell setusershell endusershell lchown link linkat lseek pipe2 pread readlink readlinkat rmdir sleep symlink symlinkat unlink unlinkat usleep; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <unistd.h> +/* Some systems declare various items in the wrong headers. */ +#ifndef __GLIBC__ +# include <fcntl.h> +# include <stdio.h> +# include <stdlib.h> +# if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__ +# include <io.h> +# endif +#endif + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS dup-safer.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS fd-safer.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS pipe-safer.$ac_objext" + + + + +$as_echo "#define USE_UNLOCKED_IO 1" >>confdefs.h + + + + + + + + + + + + + + + + + + + + + if test $ac_cv_func_vasnprintf = no; then + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +$as_echo "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = x""yes; then : + +else + +$as_echo "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + fi + + + for ac_func in vasprintf +do : + ac_fn_c_check_func "$LINENO" "vasprintf" "ac_cv_func_vasprintf" +if test "x$ac_cv_func_vasprintf" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_VASPRINTF 1 +_ACEOF + +fi +done + + if test $ac_cv_func_vasprintf = no; then + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS vasprintf.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS asprintf.$ac_objext" + + + if test $ac_cv_func_vasprintf = yes; then + REPLACE_VASPRINTF=1 + else + HAVE_VASPRINTF=0 + fi + + + + + + + + + fi + + + + GNULIB_VASPRINTF=1 + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=asprintf:2:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=vasprintf:2:c-format" + + + + + + + + + + + + + + + + + gl_cv_func_vasprintf_posix=no + for ac_func in vasprintf +do : + ac_fn_c_check_func "$LINENO" "vasprintf" "ac_cv_func_vasprintf" +if test "x$ac_cv_func_vasprintf" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_VASPRINTF 1 +_ACEOF + +fi +done + + case "$gl_cv_func_printf_sizes_c99" in + *yes) + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + case "$gl_cv_func_printf_directive_a" in + *yes) + case "$gl_cv_func_printf_directive_f" in + *yes) + case "$gl_cv_func_printf_directive_n" in + *yes) + case "$gl_cv_func_printf_directive_ls" in + *yes) + case "$gl_cv_func_printf_positions" in + *yes) + case "$gl_cv_func_printf_flag_grouping" in + *yes) + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + case "$gl_cv_func_printf_flag_zero" in + *yes) + case "$gl_cv_func_printf_precision" in + *yes) + case "$gl_cv_func_printf_enomem" in + *yes) + if test $ac_cv_func_vasprintf = yes; then + # vasprintf exists and is + # already POSIX compliant. + gl_cv_func_vasprintf_posix=yes + fi + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + ;; + esac + if test $gl_cv_func_vasprintf_posix = no; then + + + + case "$gl_cv_func_printf_infinite" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_INFINITE_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + case "$gl_cv_func_printf_long_double" in + *yes) + case "$gl_cv_func_printf_infinite_long_double" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_INFINITE_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + ;; + esac + + + + case "$gl_cv_func_printf_directive_a" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_DIRECTIVE_A 1" >>confdefs.h + + for ac_func in nl_langinfo +do : + ac_fn_c_check_func "$LINENO" "nl_langinfo" "ac_cv_func_nl_langinfo" +if test "x$ac_cv_func_nl_langinfo" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_NL_LANGINFO 1 +_ACEOF + +fi +done + + ;; + esac + + + + case "$gl_cv_func_printf_directive_f" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_DIRECTIVE_F 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_directive_ls" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_DIRECTIVE_LS 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_grouping" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_FLAG_GROUPING 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_leftadjust" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_FLAG_LEFTADJUST 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_flag_zero" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_FLAG_ZERO 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_precision" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_UNBOUNDED_PRECISION 1" >>confdefs.h + + +$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + case "$gl_cv_func_printf_enomem" in + *yes) + ;; + *) + +$as_echo "#define NEED_PRINTF_ENOMEM 1" >>confdefs.h + + +$as_echo "#define NEED_PRINTF_DOUBLE 1" >>confdefs.h + + +$as_echo "#define NEED_PRINTF_LONG_DOUBLE 1" >>confdefs.h + + ;; + esac + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS vasnprintf.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS printf-args.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS printf-parse.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS asnprintf.$ac_objext" + + if test $ac_cv_func_vasnprintf = yes; then + +$as_echo "#define REPLACE_VASNPRINTF 1" >>confdefs.h + + fi + + + + + + + + + + + ac_fn_c_check_type "$LINENO" "ptrdiff_t" "ac_cv_type_ptrdiff_t" "$ac_includes_default" +if test "x$ac_cv_type_ptrdiff_t" = x""yes; then : + +else + +$as_echo "#define ptrdiff_t long" >>confdefs.h + + +fi + + + + + + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS vasprintf.$ac_objext" + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS asprintf.$ac_objext" + + + if test $ac_cv_func_vasprintf = yes; then + REPLACE_VASPRINTF=1 + else + HAVE_VASPRINTF=0 + fi + + + + + + + + + fi + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=verror:3:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=verror_at_line:5:c-format" + + +# Check whether --with-packager was given. +if test "${with_packager+set}" = set; then : + withval=$with_packager; case $withval in + yes|no) ;; + *) +cat >>confdefs.h <<_ACEOF +#define PACKAGE_PACKAGER "$withval" +_ACEOF + ;; + esac + +fi + + + +# Check whether --with-packager-version was given. +if test "${with_packager_version+set}" = set; then : + withval=$with_packager_version; case $withval in + yes|no) ;; + *) +cat >>confdefs.h <<_ACEOF +#define PACKAGE_PACKAGER_VERSION "$withval" +_ACEOF + ;; + esac + +fi + + + +# Check whether --with-packager-bug-reports was given. +if test "${with_packager_bug_reports+set}" = set; then : + withval=$with_packager_bug_reports; case $withval in + yes|no) ;; + *) +cat >>confdefs.h <<_ACEOF +#define PACKAGE_PACKAGER_BUG_REPORTS "$withval" +_ACEOF + ;; + esac + +fi + + + if test "X$with_packager" = "X" && \ + test "X$with_packager_version$with_packager_bug_reports" != "X" + then + as_fn_error "The --with-packager-{bug-reports,version} options require --with-packager" "$LINENO" 5 + fi + + + + + for ac_func in waitid +do : + ac_fn_c_check_func "$LINENO" "waitid" "ac_cv_func_waitid" +if test "x$ac_cv_func_waitid" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_WAITID 1 +_ACEOF + +fi +done + + + + + + + + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_wchar_h='<'wchar.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <wchar.h>" >&5 +$as_echo_n "checking absolute name of <wchar.h>... " >&6; } +if test "${gl_cv_next_wchar_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_wchar_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <wchar.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_wchar_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/wchar.h#{ + s#.*"\(.*/wchar.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_wchar_h='<'wchar.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wchar_h" >&5 +$as_echo "$gl_cv_next_wchar_h" >&6; } + fi + NEXT_WCHAR_H=$gl_cv_next_wchar_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'wchar.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_wchar_h + fi + NEXT_AS_FIRST_DIRECTIVE_WCHAR_H=$gl_next_as_first_directive + + + + if test $ac_cv_header_wchar_h = yes; then + HAVE_WCHAR_H=1 + else + HAVE_WCHAR_H=0 + fi + + + + if test $gt_cv_c_wint_t = yes; then + HAVE_WINT_T=1 + else + HAVE_WINT_T=0 + fi + + + + for gl_func in btowc wctob mbsinit mbrtowc mbrlen mbsrtowcs mbsnrtowcs wcrtomb wcsrtombs wcsnrtombs wcwidth; do + as_gl_Symbol=`$as_echo "gl_cv_have_raw_decl_$gl_func" | $as_tr_sh` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $gl_func is declared without a macro" >&5 +$as_echo_n "checking whether $gl_func is declared without a macro... " >&6; } +if { as_var=$as_gl_Symbol; eval "test \"\${$as_var+set}\" = set"; }; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Some systems require additional headers. */ +#ifndef __GLIBC__ +# include <stddef.h> +# include <stdio.h> +# include <time.h> +#endif +#include <wchar.h> + +int +main () +{ +#undef $gl_func + (void) $gl_func; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$as_gl_Symbol=yes" +else + eval "$as_gl_Symbol=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$as_gl_Symbol + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval as_val=\$$as_gl_Symbol + if test "x$as_val" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define `$as_echo "HAVE_RAW_DECL_$gl_func" | $as_tr_cpp` 1 +_ACEOF + + eval ac_cv_have_decl_$gl_func=yes +fi + done + + + + + + + + + + + + + if test $ac_cv_func_mbsinit = yes && test $ac_cv_func_mbrtowc = yes; then + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc handles incomplete characters" >&5 +$as_echo_n "checking whether mbrtowc handles incomplete characters... " >&6; } +if test "${gl_cv_func_mbrtowc_incomplete_state+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on AIX and OSF/1. + osf*) gl_cv_func_mbrtowc_incomplete_state="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_incomplete_state="guessing yes" ;; + esac + if test $LOCALE_JA != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_JA") != NULL) + { + const char input[] = "B\217\253\344\217\251\316er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 1, 1, &state) == (size_t)(-2)) + if (mbsinit (&state)) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_incomplete_state=yes +else + gl_cv_func_mbrtowc_incomplete_state=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_incomplete_state" >&5 +$as_echo "$gl_cv_func_mbrtowc_incomplete_state" >&6; } + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mbrtowc works as well as mbtowc" >&5 +$as_echo_n "checking whether mbrtowc works as well as mbtowc... " >&6; } +if test "${gl_cv_func_mbrtowc_sanitycheck+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris 8. + solaris2.8) gl_cv_func_mbrtowc_sanitycheck="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_mbrtowc_sanitycheck="guessing yes" ;; + esac + if test $LOCALE_ZH_CN != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <string.h> +#include <wchar.h> +int main () +{ + /* This fails on Solaris 8: + mbrtowc returns 2, and sets wc to 0x00F0. + mbtowc returns 4 (correct) and sets wc to 0x5EDC. */ + if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL) + { + char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */ + mbstate_t state; + wchar_t wc; + + memset (&state, '\0', sizeof (mbstate_t)); + if (mbrtowc (&wc, input + 3, 6, &state) != 4 + && mbtowc (&wc, input + 3, 6) == 4) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_mbrtowc_sanitycheck=yes +else + gl_cv_func_mbrtowc_sanitycheck=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_mbrtowc_sanitycheck" >&5 +$as_echo "$gl_cv_func_mbrtowc_sanitycheck" >&6; } + + REPLACE_MBSTATE_T=0 + case "$gl_cv_func_mbrtowc_incomplete_state" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + case "$gl_cv_func_mbrtowc_sanitycheck" in + *yes) ;; + *) REPLACE_MBSTATE_T=1 ;; + esac + else + REPLACE_MBSTATE_T=1 + fi + if test $REPLACE_MBSTATE_T = 1; then + + : + + fi + + if test $REPLACE_MBSTATE_T = 1; then + REPLACE_WCRTOMB=1 + fi + + if test $ac_cv_func_wcrtomb = no; then + HAVE_WCRTOMB=0 + fi + if test $HAVE_WCRTOMB != 0 && test $REPLACE_WCRTOMB != 1; then + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether wcrtomb return value is correct" >&5 +$as_echo_n "checking whether wcrtomb return value is correct... " >&6; } +if test "${gl_cv_func_wcrtomb_retval+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on AIX 4, OSF/1 and Solaris. + aix4* | osf* | solaris*) gl_cv_func_wcrtomb_retval="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_wcrtomb_retval="guessing yes" ;; + esac + if test $LOCALE_FR != none || test $LOCALE_FR_UTF8 != none || test $LOCALE_JA != none || test $LOCALE_ZH_CN != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdio.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_FR") != NULL) + { + if (wcrtomb (NULL, 0, NULL) != 1) + return 1; + } + if (setlocale (LC_ALL, "$LOCALE_FR_UTF8") != NULL) + { + if (wcrtomb (NULL, 0, NULL) != 1) + return 1; + } + if (setlocale (LC_ALL, "$LOCALE_JA") != NULL) + { + if (wcrtomb (NULL, 0, NULL) != 1) + return 1; + } + if (setlocale (LC_ALL, "$LOCALE_ZH_CN") != NULL) + { + if (wcrtomb (NULL, 0, NULL) != 1) + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_wcrtomb_retval=yes +else + gl_cv_func_wcrtomb_retval=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wcrtomb_retval" >&5 +$as_echo "$gl_cv_func_wcrtomb_retval" >&6; } + case "$gl_cv_func_wcrtomb_retval" in + *yes) ;; + *) REPLACE_WCRTOMB=1 ;; + esac + fi + if test $HAVE_WCRTOMB = 0 || test $REPLACE_WCRTOMB = 1; then + + : + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS wcrtomb.$ac_objext" + + + : + + fi + + + + GNULIB_WCRTOMB=1 + + + + + + if test $ac_cv_func_iswcntrl = yes; then + HAVE_ISWCNTRL=1 + else + HAVE_ISWCNTRL=0 + fi + + + + + + if test $gt_cv_c_wint_t = yes; then + HAVE_WINT_T=1 + else + HAVE_WINT_T=0 + fi + + + WCTYPE_H=wctype.h + if test $ac_cv_header_wctype_h = yes; then + if test $ac_cv_func_iswcntrl = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether iswcntrl works" >&5 +$as_echo_n "checking whether iswcntrl works... " >&6; } +if test "${gl_cv_func_iswcntrl_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> + #if __GNU_LIBRARY__ == 1 + Linux libc5 i18n is broken. + #endif +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gl_cv_func_iswcntrl_works=yes +else + gl_cv_func_iswcntrl_works=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <stddef.h> + #include <stdio.h> + #include <time.h> + #include <wchar.h> + #include <wctype.h> + int main () { return iswprint ('x') == 0; } +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_iswcntrl_works=yes +else + gl_cv_func_iswcntrl_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_iswcntrl_works" >&5 +$as_echo "$gl_cv_func_iswcntrl_works" >&6; } + if test $gl_cv_func_iswcntrl_works = yes; then + case "$host_os" in + mingw*) + ;; + *) + WCTYPE_H= + ;; + esac + fi + fi + + + + + + + if test $gl_cv_have_include_next = yes; then + gl_cv_next_wctype_h='<'wctype.h'>' + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking absolute name of <wctype.h>" >&5 +$as_echo_n "checking absolute name of <wctype.h>... " >&6; } +if test "${gl_cv_next_wctype_h+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test $ac_cv_header_wctype_h = yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <wctype.h> + +_ACEOF + case "$host_os" in + aix*) gl_absname_cpp="$ac_cpp -C" ;; + *) gl_absname_cpp="$ac_cpp" ;; + esac + gl_cv_next_wctype_h='"'`(eval "$gl_absname_cpp conftest.$ac_ext") 2>&5 | + sed -n '\#/wctype.h#{ + s#.*"\(.*/wctype.h\)".*#\1# + s#^/[^/]#//&# + p + q + }'`'"' + else + gl_cv_next_wctype_h='<'wctype.h'>' + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_next_wctype_h" >&5 +$as_echo "$gl_cv_next_wctype_h" >&6; } + fi + NEXT_WCTYPE_H=$gl_cv_next_wctype_h + + if test $gl_cv_have_include_next = yes || test $gl_cv_have_include_next = buggy; then + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include_next' + gl_next_as_first_directive='<'wctype.h'>' + else + # INCLUDE_NEXT_AS_FIRST_DIRECTIVE='include' + gl_next_as_first_directive=$gl_cv_next_wctype_h + fi + NEXT_AS_FIRST_DIRECTIVE_WCTYPE_H=$gl_next_as_first_directive + + + + HAVE_WCTYPE_H=1 + else + HAVE_WCTYPE_H=0 + fi + + + + if test "$gl_cv_func_iswcntrl_works" = no; then + REPLACE_ISWCNTRL=1 + else + REPLACE_ISWCNTRL=0 + fi + + + + + + + + + + + + M4_LIBOBJS="$M4_LIBOBJS xmalloc.$ac_objext" + + + + + : + + + : + + + + + + + + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=xprintf:1:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=xvprintf:1:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=xfprintf:2:c-format" + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=xvfprintf:2:c-format" + + + + + for ac_header in stdint.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default" +if test "x$ac_cv_header_stdint_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_STDINT_H 1 +_ACEOF + +fi + +done + + + + + : + + + + + + + + XGETTEXT_EXTRA_OPTIONS="$XGETTEXT_EXTRA_OPTIONS --flag=xasprintf:1:c-format" + + + + + + + + + + + gltests_libdeps= + gltests_ltlibdeps= + + + + + + + + + + gl_source_base='tests' + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a turkish Unicode locale" >&5 +$as_echo_n "checking for a turkish Unicode locale... " >&6; } +if test "${gt_cv_locale_tr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. But BeOS does not + implement the Turkish upper-/lowercase mappings. Therefore, let this + program return 1 on BeOS. */ + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the tr_TR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the eighth month, the second + character (should be U+011F: LATIN SMALL LETTER G WITH BREVE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1992 - 1900; t.tm_mon = 8 - 1; t.tm_mday = 19; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc4 || buf[2] != (char) 0x9f) + return 1; + /* Check whether the upper-/lowercase mappings are as expected for + Turkish. */ + if (towupper ('i') != 0x0130 || towlower (0x0130) != 'i' + || towupper(0x0131) != 'I' || towlower ('I') != 0x0131) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=tr_TR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_tr_utf8=tr_TR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=tr_TR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_tr_utf8=tr_TR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=tr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_tr_utf8=tr.UTF-8 + else + # None found. + gt_cv_locale_tr_utf8=none + fi + fi + fi + else + gt_cv_locale_tr_utf8=none + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_tr_utf8" >&5 +$as_echo "$gt_cv_locale_tr_utf8" >&6; } + LOCALE_TR_UTF8=$gt_cv_locale_tr_utf8 + + + + + + + + for ac_func in getpagesize +do : + ac_fn_c_check_func "$LINENO" "getpagesize" "ac_cv_func_getpagesize" +if test "x$ac_cv_func_getpagesize" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_GETPAGESIZE 1 +_ACEOF + +fi +done + + if test $ac_cv_func_getpagesize = no; then + HAVE_GETPAGESIZE=0 + for ac_header in OS.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "OS.h" "ac_cv_header_OS_h" "$ac_includes_default" +if test "x$ac_cv_header_OS_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_OS_H 1 +_ACEOF + +fi + +done + + if test $ac_cv_header_OS_h = yes; then + HAVE_OS_H=1 + fi + for ac_header in sys/param.h +do : + ac_fn_c_check_header_mongrel "$LINENO" "sys/param.h" "ac_cv_header_sys_param_h" "$ac_includes_default" +if test "x$ac_cv_header_sys_param_h" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_SYS_PARAM_H 1 +_ACEOF + +fi + +done + + if test $ac_cv_header_sys_param_h = yes; then + HAVE_SYS_PARAM_H=1 + fi + fi + case "$host_os" in + mingw*) + REPLACE_GETPAGESIZE=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS getpagesize.$ac_objext" + + ;; + esac + + + + GNULIB_GETPAGESIZE=1 + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'double'" >&5 +$as_echo_n "checking where to find the exponent in a 'double'... " >&6; } +if test "${gl_cv_cc_double_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#if defined arm || defined __arm || defined __arm__ + mixed_endianness +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "mixed_endianness" >/dev/null 2>&1; then : + gl_cv_cc_double_expbit0="unknown" +else + + : +if test "${ac_cv_c_bigendian+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + ac_cv_c_bigendian=unknown + # See if we're dealing with a universal compiler. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifndef __APPLE_CC__ + not a universal capable compiler + #endif + typedef int dummy; + +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + + # Check for potential -arch flags. It is not universal unless + # there are at least two -arch flags with different values. + ac_arch= + ac_prev= + for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do + if test -n "$ac_prev"; then + case $ac_word in + i?86 | x86_64 | ppc | ppc64) + if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then + ac_arch=$ac_word + else + ac_cv_c_bigendian=universal + break + fi + ;; + esac + ac_prev= + elif test "x$ac_word" = "x-arch"; then + ac_prev=arch + fi + done +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + if test $ac_cv_c_bigendian = unknown; then + # See if sys/param.h defines the BYTE_ORDER macro. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \ + && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \ + && LITTLE_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/types.h> + #include <sys/param.h> + +int +main () +{ +#if BYTE_ORDER != BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris). + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN) + bogus endian macros + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + # It does; now see whether it defined to _BIG_ENDIAN or not. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <limits.h> + +int +main () +{ +#ifndef _BIG_ENDIAN + not big endian + #endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + ac_cv_c_bigendian=yes +else + ac_cv_c_bigendian=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + fi + if test $ac_cv_c_bigendian = unknown; then + # Compile a test program. + if test "$cross_compiling" = yes; then : + # Try to guess by grepping values from an object file. + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +short int ascii_mm[] = + { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 }; + short int ascii_ii[] = + { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 }; + int use_ascii (int i) { + return ascii_mm[i] + ascii_ii[i]; + } + short int ebcdic_ii[] = + { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 }; + short int ebcdic_mm[] = + { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 }; + int use_ebcdic (int i) { + return ebcdic_mm[i] + ebcdic_ii[i]; + } + extern int foo; + +int +main () +{ +return use_ascii (foo) == use_ebcdic (foo); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then + ac_cv_c_bigendian=yes + fi + if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then + if test "$ac_cv_c_bigendian" = unknown; then + ac_cv_c_bigendian=no + else + # finding both strings is unlikely to happen, but who knows? + ac_cv_c_bigendian=unknown + fi + fi +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + + /* Are we little or big endian? From Harbison&Steele. */ + union + { + long int l; + char c[sizeof (long int)]; + } u; + u.l = 1; + return u.c[sizeof (long int) - 1] == 1; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + ac_cv_c_bigendian=no +else + ac_cv_c_bigendian=yes +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi +fi +: + case $ac_cv_c_bigendian in #( + yes) + gl_cv_cc_double_expbit0="word 0 bit 20";; #( + no) + gl_cv_cc_double_expbit0="word 1 bit 20" ;; #( + universal) + +$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h + + ;; #( + *) + gl_cv_cc_double_expbit0="unknown" ;; + esac + + +fi +rm -f conftest* + + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { double value; unsigned int word[NWORDS]; } memory_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (double x) +{ + memory_double m; + size_t i; + /* Clear it first, in case sizeof (double) < sizeof (memory_double). */ + memset (&m, 0, sizeof (memory_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25); + add_to_ored_words (0.5); + add_to_ored_words (1.0); + add_to_ored_words (2.0); + add_to_ored_words (4.0); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_double_expbit0=`cat conftest.out` +else + gl_cv_cc_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_double_expbit0" >&5 +$as_echo "$gl_cv_cc_double_expbit0" >&6; } + case "$gl_cv_cc_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define DBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'float'" >&5 +$as_echo_n "checking where to find the exponent in a 'float'... " >&6; } +if test "${gl_cv_cc_float_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + gl_cv_cc_float_expbit0="word 0 bit 23" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (float) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { float value; unsigned int word[NWORDS]; } memory_float; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (float x) +{ + memory_float m; + size_t i; + /* Clear it first, in case + sizeof (float) < sizeof (memory_float). */ + memset (&m, 0, sizeof (memory_float)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25f); + add_to_ored_words (0.5f); + add_to_ored_words (1.0f); + add_to_ored_words (2.0f); + add_to_ored_words (4.0f); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_float_expbit0=`cat conftest.out` +else + gl_cv_cc_float_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_float_expbit0" >&5 +$as_echo "$gl_cv_cc_float_expbit0" >&6; } + case "$gl_cv_cc_float_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_float_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define FLT_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking where to find the exponent in a 'long double'" >&5 +$as_echo_n "checking where to find the exponent in a 'long double'... " >&6; } +if test "${gl_cv_cc_long_double_expbit0+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + if test "$cross_compiling" = yes; then : + + gl_cv_cc_long_double_expbit0="unknown" + +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <float.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#define NWORDS \ + ((sizeof (long double) + sizeof (unsigned int) - 1) / sizeof (unsigned int)) +typedef union { long double value; unsigned int word[NWORDS]; } + memory_long_double; +static unsigned int ored_words[NWORDS]; +static unsigned int anded_words[NWORDS]; +static void add_to_ored_words (long double x) +{ + memory_long_double m; + size_t i; + /* Clear it first, in case + sizeof (long double) < sizeof (memory_long_double). */ + memset (&m, 0, sizeof (memory_long_double)); + m.value = x; + for (i = 0; i < NWORDS; i++) + { + ored_words[i] |= m.word[i]; + anded_words[i] &= m.word[i]; + } +} +int main () +{ + size_t j; + FILE *fp = fopen ("conftest.out", "w"); + if (fp == NULL) + return 1; + for (j = 0; j < NWORDS; j++) + anded_words[j] = ~ (unsigned int) 0; + add_to_ored_words (0.25L); + add_to_ored_words (0.5L); + add_to_ored_words (1.0L); + add_to_ored_words (2.0L); + add_to_ored_words (4.0L); + /* Remove bits that are common (e.g. if representation of the first mantissa + bit is explicit). */ + for (j = 0; j < NWORDS; j++) + ored_words[j] &= ~anded_words[j]; + /* Now find the nonzero word. */ + for (j = 0; j < NWORDS; j++) + if (ored_words[j] != 0) + break; + if (j < NWORDS) + { + size_t i; + for (i = j + 1; i < NWORDS; i++) + if (ored_words[i] != 0) + { + fprintf (fp, "unknown"); + return (fclose (fp) != 0); + } + for (i = 0; ; i++) + if ((ored_words[j] >> i) & 1) + { + fprintf (fp, "word %d bit %d", (int) j, (int) i); + return (fclose (fp) != 0); + } + } + fprintf (fp, "unknown"); + return (fclose (fp) != 0); +} + +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_cc_long_double_expbit0=`cat conftest.out` +else + gl_cv_cc_long_double_expbit0="unknown" +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.out + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_cc_long_double_expbit0" >&5 +$as_echo "$gl_cv_cc_long_double_expbit0" >&6; } + case "$gl_cv_cc_long_double_expbit0" in + word*bit*) + word=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word //' -e 's/ bit.*//'` + bit=`echo "$gl_cv_cc_long_double_expbit0" | sed -e 's/word.*bit //'` + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_WORD $word +_ACEOF + + +cat >>confdefs.h <<_ACEOF +#define LDBL_EXPBIT0_BIT $bit +_ACEOF + + ;; + esac + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5 +$as_echo_n "checking for a traditional japanese locale... " >&6; } +if test "${gt_cv_locale_ja+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether MB_CUR_MAX is > 1. This excludes the dysfunctional locales + on Cygwin 1.5.x. */ + if (MB_CUR_MAX == 1) + return 1; + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the AIX locale name. + if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC-JP + else + # Test for the HP-UX, OSF/1, NetBSD locale name. + if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.eucJP + else + # Test for the IRIX, FreeBSD locale name. + if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC + else + # Test for the Solaris 7 locale name. + if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja + else + # Special test for NetBSD 1.6. + if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then + gt_cv_locale_ja=ja_JP.eucJP + else + # None found. + gt_cv_locale_ja=none + fi + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5 +$as_echo "$gt_cv_locale_ja" >&6; } + LOCALE_JA=$gt_cv_locale_ja + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5 +$as_echo_n "checking for a transitional chinese locale... " >&6; } +if test "${gt_cv_locale_zh_CN+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + /* Check whether a typical GB18030 multibyte sequence is recognized as a + single wide character. This excludes the GB2312 and GBK encodings. */ + if (mblen ("\203\062\332\066", 5) != 4) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the locale name without encoding suffix. + if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN.GB18030 + else + # None found. + gt_cv_locale_zh_CN=none + fi + fi + else + # If there was a link error, due to mblen(), the system is so old that + # it certainly doesn't have a chinese locale. + gt_cv_locale_zh_CN=none + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5 +$as_echo "$gt_cv_locale_zh_CN" >&6; } + LOCALE_ZH_CN=$gt_cv_locale_zh_CN + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + + + + + # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it + # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is + # irrelevant for anonymous mappings. + ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap" +if test "x$ac_cv_func_mmap" = x""yes; then : + gl_have_mmap=yes +else + gl_have_mmap=no +fi + + + # Try to allow MAP_ANONYMOUS. + gl_have_mmap_anonymous=no + if test $gl_have_mmap = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5 +$as_echo_n "checking for MAP_ANONYMOUS... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANONYMOUS + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + if test $gl_have_mmap_anonymous != yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANON + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + +$as_echo "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h + + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5 +$as_echo "$gl_have_mmap_anonymous" >&6; } + if test $gl_have_mmap_anonymous = yes; then + +$as_echo "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h + + fi + fi + + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +[ + #if defined _MSC_VER || defined __MINGW32__ + notposix + #endif + ] +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "notposix" >/dev/null 2>&1; then : + posix_spawn_ported=no +else + posix_spawn_ported=yes +fi +rm -f conftest* + + if test $posix_spawn_ported = yes; then + POSIX_SPAWN_PORTED_TRUE= + POSIX_SPAWN_PORTED_FALSE='#' +else + POSIX_SPAWN_PORTED_TRUE='#' + POSIX_SPAWN_PORTED_FALSE= +fi + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for putenv compatible with GNU and SVID" >&5 +$as_echo_n "checking for putenv compatible with GNU and SVID... " >&6; } +if test "${gl_cv_func_svid_putenv+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_svid_putenv=no +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ + + /* Put it in env. */ + if (putenv ("CONFTEST_putenv=val")) + return 1; + + /* Try to remove it. */ + if (putenv ("CONFTEST_putenv")) + return 1; + + /* Make sure it was deleted. */ + if (getenv ("CONFTEST_putenv") != 0) + return 1; + + return 0; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_svid_putenv=yes +else + gl_cv_func_svid_putenv=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_svid_putenv" >&5 +$as_echo "$gl_cv_func_svid_putenv" >&6; } + if test $gl_cv_func_svid_putenv = no; then + REPLACE_PUTENV=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS putenv.$ac_objext" + + fi + + + + GNULIB_PUTENV=1 + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + if test $HAVE_SETENV$REPLACE_SETENV != 10; then + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS setenv.$ac_objext" + + fi + + + + GNULIB_SETENV=1 + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wchar_t" >&5 +$as_echo_n "checking for wchar_t... " >&6; } +if test "${gt_cv_c_wchar_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stddef.h> + wchar_t foo = (wchar_t)'\0'; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_c_wchar_t=yes +else + gt_cv_c_wchar_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wchar_t" >&5 +$as_echo "$gt_cv_c_wchar_t" >&6; } + if test $gt_cv_c_wchar_t = yes; then + +$as_echo "#define HAVE_WCHAR_T 1" >>confdefs.h + + fi + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for wint_t" >&5 +$as_echo_n "checking for wint_t... " >&6; } +if test "${gt_cv_c_wint_t+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before + <wchar.h>. + BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included + before <wchar.h>. */ +#include <stddef.h> +#include <stdio.h> +#include <time.h> +#include <wchar.h> + wint_t foo = (wchar_t)'\0'; +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_c_wint_t=yes +else + gt_cv_c_wint_t=no +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_c_wint_t" >&5 +$as_echo "$gt_cv_c_wint_t" >&6; } + if test $gt_cv_c_wint_t = yes; then + +$as_echo "#define HAVE_WINT_T 1" >>confdefs.h + + fi + + + + + + + + + # Check for mmap(). Don't use AC_FUNC_MMAP, because it checks too much: it + # fails on HP-UX 11, because MAP_FIXED mappings do not work. But this is + # irrelevant for anonymous mappings. + ac_fn_c_check_func "$LINENO" "mmap" "ac_cv_func_mmap" +if test "x$ac_cv_func_mmap" = x""yes; then : + gl_have_mmap=yes +else + gl_have_mmap=no +fi + + + # Try to allow MAP_ANONYMOUS. + gl_have_mmap_anonymous=no + if test $gl_have_mmap = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for MAP_ANONYMOUS" >&5 +$as_echo_n "checking for MAP_ANONYMOUS... " >&6; } + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANONYMOUS + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + if test $gl_have_mmap_anonymous != yes; then + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <sys/mman.h> +#ifdef MAP_ANON + I cant identify this map. +#endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "I cant identify this map." >/dev/null 2>&1; then : + +$as_echo "#define MAP_ANONYMOUS MAP_ANON" >>confdefs.h + + gl_have_mmap_anonymous=yes +fi +rm -f conftest* + + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_have_mmap_anonymous" >&5 +$as_echo "$gl_have_mmap_anonymous" >&6; } + if test $gl_have_mmap_anonymous = yes; then + +$as_echo "#define HAVE_MAP_ANONYMOUS 1" >>confdefs.h + + fi + fi + + + + + + + if test $ac_cv_func_symlink = no; then + HAVE_SYMLINK=0 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS symlink.$ac_objext" + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether symlink handles trailing slash correctly" >&5 +$as_echo_n "checking whether symlink handles trailing slash correctly... " >&6; } +if test "${gl_cv_func_symlink_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_symlink_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <unistd.h> + +int +main () +{ +if (!symlink ("a", "conftest.link/")) return 1; + if (symlink ("conftest.f", "conftest.lnk2")) return 2; + if (!symlink ("a", "conftest.lnk2/")) return 3; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_symlink_works=yes +else + gl_cv_func_symlink_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + rm -f conftest.f conftest.link conftest.lnk2 +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_symlink_works" >&5 +$as_echo "$gl_cv_func_symlink_works" >&6; } + if test "$gl_cv_func_symlink_works" != yes; then + REPLACE_SYMLINK=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS symlink.$ac_objext" + + fi + fi + + + + GNULIB_SYMLINK=1 + + + + for ac_func in unsetenv +do : + ac_fn_c_check_func "$LINENO" "unsetenv" "ac_cv_func_unsetenv" +if test "x$ac_cv_func_unsetenv" = x""yes; then : + cat >>confdefs.h <<_ACEOF +#define HAVE_UNSETENV 1 +_ACEOF + +fi +done + + if test $ac_cv_func_unsetenv = no; then + HAVE_UNSETENV=0 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS unsetenv.$ac_objext" + + + + + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for unsetenv() return type" >&5 +$as_echo_n "checking for unsetenv() return type... " >&6; } +if test "${gt_cv_func_unsetenv_ret+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <stdlib.h> +extern +#ifdef __cplusplus +"C" +#endif +#if defined(__STDC__) || defined(__cplusplus) +int unsetenv (const char *name); +#else +int unsetenv(); +#endif + +int +main () +{ + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + gt_cv_func_unsetenv_ret='int' +else + gt_cv_func_unsetenv_ret='void' +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_func_unsetenv_ret" >&5 +$as_echo "$gt_cv_func_unsetenv_ret" >&6; } + if test $gt_cv_func_unsetenv_ret = 'void'; then + +$as_echo "#define VOID_UNSETENV 1" >>confdefs.h + + REPLACE_UNSETENV=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS unsetenv.$ac_objext" + + fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether unsetenv works on duplicates" >&5 +$as_echo_n "checking whether unsetenv works on duplicates... " >&6; } +if test "${gl_cv_func_unsetenv_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + gl_cv_func_unsetenv_works="guessing no" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + + #include <stdlib.h> + +int +main () +{ + + char entry[] = "b=2"; + if (putenv ((char *) "a=1")) return 1; + if (putenv (entry)) return 2; + entry[0] = 'a'; + unsetenv ("a"); + if (getenv ("a")) return 3; + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_unsetenv_works=yes +else + gl_cv_func_unsetenv_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_unsetenv_works" >&5 +$as_echo "$gl_cv_func_unsetenv_works" >&6; } + if test "$gl_cv_func_unsetenv_works" != yes; then + REPLACE_UNSETENV=1 + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS unsetenv.$ac_objext" + + fi + fi + + + + GNULIB_UNSETENV=1 + + abs_aux_dir=`cd "$ac_aux_dir"; pwd` + + abs_aux_dir=`cd "$ac_aux_dir"; pwd` + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional french locale" >&5 +$as_echo_n "checking for a traditional french locale... " >&6; } +if test "${gt_cv_locale_fr+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is only + one byte long. This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 3 || buf[2] != 'v') return 1; + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.ISO-8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO-8859-1 + else + # Test for the AIX, OSF/1, FreeBSD, NetBSD, OpenBSD locale name. + if (LC_ALL=fr_FR.ISO8859-1 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.ISO8859-1 + else + # Test for the HP-UX locale name. + if (LC_ALL=fr_FR.iso88591 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr_FR.iso88591 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr=fr + else + # None found. + gt_cv_locale_fr=none + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr" >&5 +$as_echo "$gt_cv_locale_fr" >&6; } + LOCALE_FR=$gt_cv_locale_fr + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a french Unicode locale" >&5 +$as_echo_n "checking for a french Unicode locale... " >&6; } +if test "${gt_cv_locale_fr_utf8+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () { + /* On BeOS and Haiku, locales are not implemented in libc. Rather, libintl + imitates locale dependent behaviour by looking at the environment + variables, and all locales use the UTF-8 encoding. */ +#if !(defined __BEOS__ || defined __HAIKU__) + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +# if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +# endif +# ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +# endif + /* Check whether in the abbreviation of the second month, the second + character (should be U+00E9: LATIN SMALL LETTER E WITH ACUTE) is + two bytes long, with UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%b", &t) < 4 + || buf[1] != (char) 0xc3 || buf[2] != (char) 0xa9 || buf[3] != 'v') + return 1; +#endif + /* Check whether the decimal separator is a comma. + On NetBSD 3.0 in the fr_FR.ISO8859-1 locale, localeconv()->decimal_point + are nl_langinfo(RADIXCHAR) are both ".". */ + if (localeconv () ->decimal_point[0] != ',') return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the usual locale name. + if (LC_ALL=fr_FR LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=fr_FR.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr_FR.UTF-8 + else + # Test for the Solaris 7 locale name. + if (LC_ALL=fr.UTF-8 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_fr_utf8=fr.UTF-8 + else + # None found. + gt_cv_locale_fr_utf8=none + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_fr_utf8" >&5 +$as_echo "$gt_cv_locale_fr_utf8" >&6; } + LOCALE_FR_UTF8=$gt_cv_locale_fr_utf8 + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a traditional japanese locale" >&5 +$as_echo_n "checking for a traditional japanese locale... " >&6; } +if test "${gt_cv_locale_ja+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether MB_CUR_MAX is > 1. This excludes the dysfunctional locales + on Cygwin 1.5.x. */ + if (MB_CUR_MAX == 1) + return 1; + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the AIX locale name. + if (LC_ALL=ja_JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=ja_JP.EUC-JP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC-JP + else + # Test for the HP-UX, OSF/1, NetBSD locale name. + if (LC_ALL=ja_JP.eucJP LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.eucJP + else + # Test for the IRIX, FreeBSD locale name. + if (LC_ALL=ja_JP.EUC LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja_JP.EUC + else + # Test for the Solaris 7 locale name. + if (LC_ALL=ja LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_ja=ja + else + # Special test for NetBSD 1.6. + if test -f /usr/share/locale/ja_JP.eucJP/LC_CTYPE; then + gt_cv_locale_ja=ja_JP.eucJP + else + # None found. + gt_cv_locale_ja=none + fi + fi + fi + fi + fi + fi + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_ja" >&5 +$as_echo "$gt_cv_locale_ja" >&6; } + LOCALE_JA=$gt_cv_locale_ja + + + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a transitional chinese locale" >&5 +$as_echo_n "checking for a transitional chinese locale... " >&6; } +if test "${gt_cv_locale_zh_CN+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <stdlib.h> +#include <time.h> +#if HAVE_LANGINFO_CODESET +# include <langinfo.h> +#endif +#include <stdlib.h> +#include <string.h> +struct tm t; +char buf[16]; +int main () +{ + const char *p; + /* Check whether the given locale name is recognized by the system. */ + if (setlocale (LC_ALL, "") == NULL) return 1; + /* Check whether nl_langinfo(CODESET) is nonempty and not "ASCII" or "646". + On MacOS X 10.3.5 (Darwin 7.5) in the fr_FR locale, nl_langinfo(CODESET) + is empty, and the behaviour of Tcl 8.4 in this locale is not useful. + On OpenBSD 4.0, when an unsupported locale is specified, setlocale() + succeeds but then nl_langinfo(CODESET) is "646". In this situation, + some unit tests fail. */ +#if HAVE_LANGINFO_CODESET + { + const char *cs = nl_langinfo (CODESET); + if (cs[0] == '\0' || strcmp (cs, "ASCII") == 0 || strcmp (cs, "646") == 0) + return 1; + } +#endif +#ifdef __CYGWIN__ + /* On Cygwin, avoid locale names without encoding suffix, because the + locale_charset() function relies on the encoding suffix. Note that + LC_ALL is set on the command line. */ + if (strchr (getenv ("LC_ALL"), '.') == NULL) return 1; +#endif + /* Check whether in a month name, no byte in the range 0x80..0x9F occurs. + This excludes the UTF-8 encoding. */ + t.tm_year = 1975 - 1900; t.tm_mon = 2 - 1; t.tm_mday = 4; + if (strftime (buf, sizeof (buf), "%B", &t) < 2) return 1; + for (p = buf; *p != '\0'; p++) + if ((unsigned char) *p >= 0x80 && (unsigned char) *p < 0xa0) + return 1; + /* Check whether a typical GB18030 multibyte sequence is recognized as a + single wide character. This excludes the GB2312 and GBK encodings. */ + if (mblen ("\203\062\332\066", 5) != 4) + return 1; + return 0; +} + +_ACEOF + if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5 + (eval $ac_link) 2>&5 + ac_status=$? + $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 + test $ac_status = 0; } && test -s conftest$ac_exeext; then + # Setting LC_ALL is not enough. Need to set LC_TIME to empty, because + # otherwise on MacOS X 10.3.5 the LC_TIME=C from the beginning of the + # configure script would override the LC_ALL setting. Likewise for + # LC_CTYPE, which is also set at the beginning of the configure script. + # Test for the locale name without encoding suffix. + if (LC_ALL=zh_CN LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN + else + # Test for the locale name with explicit encoding suffix. + if (LC_ALL=zh_CN.GB18030 LC_TIME= LC_CTYPE= ./conftest; exit) 2>/dev/null; then + gt_cv_locale_zh_CN=zh_CN.GB18030 + else + # None found. + gt_cv_locale_zh_CN=none + fi + fi + else + # If there was a link error, due to mblen(), the system is so old that + # it certainly doesn't have a chinese locale. + gt_cv_locale_zh_CN=none + fi + rm -fr conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gt_cv_locale_zh_CN" >&5 +$as_echo "$gt_cv_locale_zh_CN" >&6; } + LOCALE_ZH_CN=$gt_cv_locale_zh_CN + + + + + + + if test $ac_cv_func_wctob = no; then + HAVE_DECL_WCTOB=0 + + : + + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS wctob.$ac_objext" + + + : + + else + + + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether wctob works" >&5 +$as_echo_n "checking whether wctob works... " >&6; } +if test "${gl_cv_func_wctob_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + + case "$host_os" in + # Guess no on Solaris <= 9. + solaris2.[1-9] | solaris2.[1-9].*) + gl_cv_func_wctob_works="guessing no" ;; + # Guess yes otherwise. + *) gl_cv_func_wctob_works="guessing yes" ;; + esac + if test $LOCALE_FR != none; then + if test "$cross_compiling" = yes; then : + : +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <locale.h> +#include <string.h> +#include <wchar.h> +int main () +{ + if (setlocale (LC_ALL, "$LOCALE_FR") != NULL) + { + wchar_t wc; + + if (mbtowc (&wc, "\374", 1) == 1) + if (wctob (wc) != (unsigned char) '\374') + return 1; + } + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + gl_cv_func_wctob_works=yes +else + gl_cv_func_wctob_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gl_cv_func_wctob_works" >&5 +$as_echo "$gl_cv_func_wctob_works" >&6; } + case "$gl_cv_func_wctob_works" in + *yes) ;; + *) REPLACE_WCTOB=1 ;; + esac + if test $REPLACE_WCTOB = 1; then + + : + + + + + + + + + + M4tests_LIBOBJS="$M4tests_LIBOBJS wctob.$ac_objext" + + + : + + else + + ac_fn_c_check_decl "$LINENO" "wctob" "ac_cv_have_decl_wctob" " +/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before + <wchar.h>. + BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included + before <wchar.h>. */ +#include <stddef.h> +#include <stdio.h> +#include <time.h> +#include <wchar.h> + +" +if test "x$ac_cv_have_decl_wctob" = x""yes; then : + ac_have_decl=1 +else + ac_have_decl=0 +fi + +cat >>confdefs.h <<_ACEOF +#define HAVE_DECL_WCTOB $ac_have_decl +_ACEOF + + if test $ac_cv_have_decl_wctob != yes; then + HAVE_DECL_WCTOB=0 + + : + + fi + fi + fi + + + + GNULIB_WCTOB=1 + + + + + + + + + + + LIBM4_LIBDEPS="$gl_libdeps" + + LIBM4_LTLIBDEPS="$gl_ltlibdeps" + + LIBTESTS_LIBDEPS="$gltests_libdeps" + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether an open file can be renamed" >&5 +$as_echo_n "checking whether an open file can be renamed... " >&6; } +if test "${M4_cv_func_rename_open_file_works+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + if test "$cross_compiling" = yes; then : + M4_cv_func_rename_open_file_works='guessing no' +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$ac_includes_default +int +main () +{ +FILE *f = fopen ("conftest.1", "w+"); + int result = rename ("conftest.1", "conftest.2"); + fclose (f); remove ("conftest.1"); remove ("conftest.2"); + return result; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_run "$LINENO"; then : + M4_cv_func_rename_open_file_works=yes +else + M4_cv_func_rename_open_file_works=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $M4_cv_func_rename_open_file_works" >&5 +$as_echo "$M4_cv_func_rename_open_file_works" >&6; } +if test "$M4_cv_func_rename_open_file_works" = yes ; then + M4_rename_open_works=1 +else + M4_rename_open_works=0 +fi + +cat >>confdefs.h <<_ACEOF +#define RENAME_OPEN_FILE_WORKS $M4_rename_open_works +_ACEOF + + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if changeword is wanted" >&5 +$as_echo_n "checking if changeword is wanted... " >&6; } +# Check whether --enable-changeword was given. +if test "${enable_changeword+set}" = set; then : + enableval=$enable_changeword; if test "$enableval" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define ENABLE_CHANGEWORD 1" >>confdefs.h + + else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } + fi +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking which shell to use for syscmd" >&5 +$as_echo_n "checking which shell to use for syscmd... " >&6; } + +# Check whether --with-syscmd-shell was given. +if test "${with_syscmd_shell+set}" = set; then : + withval=$with_syscmd_shell; case $withval in + yes) with_syscmd_shell=no;; + esac +else + with_syscmd_shell=no +fi + +if test "$with_syscmd_shell" = no ; then + with_syscmd_shell=/bin/sh + if test "$cross_compiling" != yes ; then + if { test -f /bin/sh && $as_test_x /bin/sh; }; then : + +else + if (cmd /c) 2>/dev/null; then with_syscmd_shell=cmd; fi +fi + M4_save_IFS=$IFS; IFS=$PATH_SEPARATOR + for M4_dir in `if (command -p getconf PATH) 2>/dev/null ; then + command -p getconf PATH + else + echo "/bin$PATH_SEPARATOR$PATH" + fi` + do + IFS=$M4_save_IFS + test -z "$M4_dir" && continue + { test -f "$M4_dir/sh" && $as_test_x "$M4_dir/sh"; } \ + && { with_syscmd_shell=$M4_dir/sh; break; } + done + IFS=$M4_save_IFS + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_syscmd_shell" >&5 +$as_echo "$with_syscmd_shell" >&6; } + +cat >>confdefs.h <<_ACEOF +#define SYSCMD_SHELL "$with_syscmd_shell" +_ACEOF + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if malloc debugging is wanted" >&5 +$as_echo_n "checking if malloc debugging is wanted... " >&6; } + +# Check whether --with-dmalloc was given. +if test "${with_dmalloc+set}" = set; then : + withval=$with_dmalloc; if test "$withval" = yes; then + { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 +$as_echo "yes" >&6; } + +$as_echo "#define WITH_DMALLOC 1" >>confdefs.h + + LIBS="$LIBS -ldmalloc" + LDFLAGS="$LDFLAGS -g" +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi +else + { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 +$as_echo "no" >&6; } +fi + + +ac_config_commands="$ac_config_commands stamp-h" + + +ac_config_files="$ac_config_files Makefile doc/Makefile lib/Makefile src/Makefile tests/Makefile checks/Makefile examples/Makefile" + + +cat >confcache <<\_ACEOF +# This file is a shell script that caches the results of configure +# tests run on this system so they can be shared between configure +# scripts and configure runs, see configure's option --config-cache. +# It is not useful on other systems. If it contains results you don't +# want to keep, you may remove or edit it. +# +# config.status only pays attention to the cache file if you give it +# the --recheck option to rerun configure. +# +# `ac_cv_env_foo' variables (set or unset) will be overridden when +# loading this file, other *unset* `ac_cv_foo' will be assigned the +# following values. + +_ACEOF + +# The following way of writing the cache mishandles newlines in values, +# but we know of no workaround that is simple, portable, and efficient. +# So, we kill variables containing newlines. +# Ultrix sh set writes to stderr and can't be redirected directly, +# and sets the high bit in the cache file unless we assign to the vars. +( + for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do + eval ac_val=\$$ac_var + case $ac_val in #( + *${as_nl}*) + case $ac_var in #( + *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5 +$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;; + esac + case $ac_var in #( + _ | IFS | as_nl) ;; #( + BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #( + *) { eval $ac_var=; unset $ac_var;} ;; + esac ;; + esac + done + + (set) 2>&1 | + case $as_nl`(ac_space=' '; set) 2>&1` in #( + *${as_nl}ac_space=\ *) + # `set' does not quote correctly, so add quotes: double-quote + # substitution turns \\\\ into \\, and sed turns \\ into \. + sed -n \ + "s/'/'\\\\''/g; + s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" + ;; #( + *) + # `set' quotes correctly as required by POSIX, so do not add quotes. + sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p" + ;; + esac | + sort +) | + sed ' + /^ac_cv_env_/b end + t clear + :clear + s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/ + t end + s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ + :end' >>confcache +if diff "$cache_file" confcache >/dev/null 2>&1; then :; else + if test -w "$cache_file"; then + test "x$cache_file" != "x/dev/null" && + { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5 +$as_echo "$as_me: updating cache $cache_file" >&6;} + cat confcache >$cache_file + else + { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5 +$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;} + fi +fi +rm -f confcache + +test "x$prefix" = xNONE && prefix=$ac_default_prefix +# Let make expand exec_prefix. +test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' + +DEFS=-DHAVE_CONFIG_H + +ac_libobjs= +ac_ltlibobjs= +for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue + # 1. Remove the extension, and $U if already installed. + ac_script='s/\$U\././;s/\.o$//;s/\.obj$//' + ac_i=`$as_echo "$ac_i" | sed "$ac_script"` + # 2. Prepend LIBOBJDIR. When used with automake>=1.10 LIBOBJDIR + # will be set to the directory where LIBOBJS objects are built. + as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext" + as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo' +done +LIBOBJS=$ac_libobjs + +LTLIBOBJS=$ac_ltlibobjs + + + if test -n "$EXEEXT"; then + am__EXEEXT_TRUE= + am__EXEEXT_FALSE='#' +else + am__EXEEXT_TRUE='#' + am__EXEEXT_FALSE= +fi + +if test -z "${AMDEP_TRUE}" && test -z "${AMDEP_FALSE}"; then + as_fn_error "conditional \"AMDEP\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${am__fastdepCC_TRUE}" && test -z "${am__fastdepCC_FALSE}"; then + as_fn_error "conditional \"am__fastdepCC\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${GL_COND_LIBTOOL_TRUE}" && test -z "${GL_COND_LIBTOOL_FALSE}"; then + as_fn_error "conditional \"GL_COND_LIBTOOL\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +test "X$DEFS" = X-DHAVE_CONFIG_H && DEFS= + + +CONFIG_INCLUDE=lib/config.h + + + M4_libobjs= + M4_ltlibobjs= + if test -n "$M4_LIBOBJS"; then + # Remove the extension. + sed_drop_objext='s/\.o$//;s/\.obj$//' + for i in `for i in $M4_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do + M4_libobjs="$M4_libobjs $i.$ac_objext" + M4_ltlibobjs="$M4_ltlibobjs $i.lo" + done + fi + M4_LIBOBJS=$M4_libobjs + + M4_LTLIBOBJS=$M4_ltlibobjs + + + +if test -z "${POSIX_SPAWN_PORTED_TRUE}" && test -z "${POSIX_SPAWN_PORTED_FALSE}"; then + as_fn_error "conditional \"POSIX_SPAWN_PORTED\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi + + M4tests_libobjs= + M4tests_ltlibobjs= + if test -n "$M4tests_LIBOBJS"; then + # Remove the extension. + sed_drop_objext='s/\.o$//;s/\.obj$//' + for i in `for i in $M4tests_LIBOBJS; do echo "$i"; done | sed -e "$sed_drop_objext" | sort | uniq`; do + M4tests_libobjs="$M4tests_libobjs $i.$ac_objext" + M4tests_ltlibobjs="$M4tests_ltlibobjs $i.lo" + done + fi + M4tests_LIBOBJS=$M4tests_libobjs + + M4tests_LTLIBOBJS=$M4tests_ltlibobjs + + + +: ${CONFIG_STATUS=./config.status} +ac_write_fail=0 +ac_clean_files_save=$ac_clean_files +ac_clean_files="$ac_clean_files $CONFIG_STATUS" +{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5 +$as_echo "$as_me: creating $CONFIG_STATUS" >&6;} +as_write_fail=0 +cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1 +#! $SHELL +# Generated by $as_me. +# Run this file to recreate the current configuration. +# Compiler output produced by configure, useful for debugging +# configure, is in config.log if it exists. + +debug=false +ac_cs_recheck=false +ac_cs_silent=false + +SHELL=\${CONFIG_SHELL-$SHELL} +export SHELL +_ASEOF +cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1 +## -------------------- ## +## M4sh Initialization. ## +## -------------------- ## + +# Be more Bourne compatible +DUALCASE=1; export DUALCASE # for MKS sh +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then : + emulate sh + NULLCMD=: + # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in #( + *posix*) : + set -o posix ;; #( + *) : + ;; +esac +fi + + +as_nl=' +' +export as_nl +# Printing a long string crashes Solaris 7 /usr/bin/printf. +as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\' +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo +as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo +# Prefer a ksh shell builtin over an external printf program on Solaris, +# but without wasting forks for bash or zsh. +if test -z "$BASH_VERSION$ZSH_VERSION" \ + && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='print -r --' + as_echo_n='print -rn --' +elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then + as_echo='printf %s\n' + as_echo_n='printf %s' +else + if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then + as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"' + as_echo_n='/usr/ucb/echo -n' + else + as_echo_body='eval expr "X$1" : "X\\(.*\\)"' + as_echo_n_body='eval + arg=$1; + case $arg in #( + *"$as_nl"*) + expr "X$arg" : "X\\(.*\\)$as_nl"; + arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;; + esac; + expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl" + ' + export as_echo_n_body + as_echo_n='sh -c $as_echo_n_body as_echo' + fi + export as_echo_body + as_echo='sh -c $as_echo_body as_echo' +fi + +# The user is always right. +if test "${PATH_SEPARATOR+set}" != set; then + PATH_SEPARATOR=: + (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && { + (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 || + PATH_SEPARATOR=';' + } +fi + + +# IFS +# We need space, tab and new line, in precisely that order. Quoting is +# there to prevent editors from complaining about space-tab. +# (If _AS_PATH_WALK were called with IFS unset, it would disable word +# splitting by setting IFS to empty value.) +IFS=" "" $as_nl" + +# Find who we are. Look in the path if we contain no directory separator. +case $0 in #(( + *[\\/]* ) as_myself=$0 ;; + *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break + done +IFS=$as_save_IFS + + ;; +esac +# We did not find ourselves, most probably we were run as `sh COMMAND' +# in which case we are not to be found in the path. +if test "x$as_myself" = x; then + as_myself=$0 +fi +if test ! -f "$as_myself"; then + $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2 + exit 1 +fi + +# Unset variables that we do not need and which cause bugs (e.g. in +# pre-3.0 UWIN ksh). But do not cause bugs in bash 2.01; the "|| exit 1" +# suppresses any "Segmentation fault" message there. '((' could +# trigger a bug in pdksh 5.2.14. +for as_var in BASH_ENV ENV MAIL MAILPATH +do eval test x\${$as_var+set} = xset \ + && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || : +done +PS1='$ ' +PS2='> ' +PS4='+ ' + +# NLS nuisances. +LC_ALL=C +export LC_ALL +LANGUAGE=C +export LANGUAGE + +# CDPATH. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + + +# as_fn_error ERROR [LINENO LOG_FD] +# --------------------------------- +# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are +# provided, also output the error to LOG_FD, referencing LINENO. Then exit the +# script with status $?, using 1 if that was 0. +as_fn_error () +{ + as_status=$?; test $as_status -eq 0 && as_status=1 + if test "$3"; then + as_lineno=${as_lineno-"$2"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + $as_echo "$as_me:${as_lineno-$LINENO}: error: $1" >&$3 + fi + $as_echo "$as_me: error: $1" >&2 + as_fn_exit $as_status +} # as_fn_error + + +# as_fn_set_status STATUS +# ----------------------- +# Set $? to STATUS, without forking. +as_fn_set_status () +{ + return $1 +} # as_fn_set_status + +# as_fn_exit STATUS +# ----------------- +# Exit the shell with STATUS, even in a "trap 0" or "set -e" context. +as_fn_exit () +{ + set +e + as_fn_set_status $1 + exit $1 +} # as_fn_exit + +# as_fn_unset VAR +# --------------- +# Portably unset VAR. +as_fn_unset () +{ + { eval $1=; unset $1;} +} +as_unset=as_fn_unset +# as_fn_append VAR VALUE +# ---------------------- +# Append the text in VALUE to the end of the definition contained in VAR. Take +# advantage of any shell optimizations that allow amortized linear growth over +# repeated appends, instead of the typical quadratic growth present in naive +# implementations. +if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then : + eval 'as_fn_append () + { + eval $1+=\$2 + }' +else + as_fn_append () + { + eval $1=\$$1\$2 + } +fi # as_fn_append + +# as_fn_arith ARG... +# ------------------ +# Perform arithmetic evaluation on the ARGs, and store the result in the +# global $as_val. Take advantage of shells that can avoid forks. The arguments +# must be portable across $(()) and expr. +if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then : + eval 'as_fn_arith () + { + as_val=$(( $* )) + }' +else + as_fn_arith () + { + as_val=`expr "$@" || test $? -eq 1` + } +fi # as_fn_arith + + +if expr a : '\(a\)' >/dev/null 2>&1 && + test "X`expr 00001 : '.*\(...\)'`" = X001; then + as_expr=expr +else + as_expr=false +fi + +if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then + as_basename=basename +else + as_basename=false +fi + +if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then + as_dirname=dirname +else + as_dirname=false +fi + +as_me=`$as_basename -- "$0" || +$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \ + X"$0" : 'X\(//\)$' \| \ + X"$0" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$0" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ + s//\1/ + q + } + /^X\/\(\/\/\)$/{ + s//\1/ + q + } + /^X\/\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + +# Avoid depending upon Character Ranges. +as_cr_letters='abcdefghijklmnopqrstuvwxyz' +as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ' +as_cr_Letters=$as_cr_letters$as_cr_LETTERS +as_cr_digits='0123456789' +as_cr_alnum=$as_cr_Letters$as_cr_digits + +ECHO_C= ECHO_N= ECHO_T= +case `echo -n x` in #((((( +-n*) + case `echo 'xy\c'` in + *c*) ECHO_T=' ';; # ECHO_T is single tab character. + xy) ECHO_C='\c';; + *) echo `echo ksh88 bug on AIX 6.1` > /dev/null + ECHO_T=' ';; + esac;; +*) + ECHO_N='-n';; +esac + +rm -f conf$$ conf$$.exe conf$$.file +if test -d conf$$.dir; then + rm -f conf$$.dir/conf$$.file +else + rm -f conf$$.dir + mkdir conf$$.dir 2>/dev/null +fi +if (echo >conf$$.file) 2>/dev/null; then + if ln -s conf$$.file conf$$ 2>/dev/null; then + as_ln_s='ln -s' + # ... but there are two gotchas: + # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail. + # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable. + # In both cases, we have to default to `cp -p'. + ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe || + as_ln_s='cp -p' + elif ln conf$$.file conf$$ 2>/dev/null; then + as_ln_s=ln + else + as_ln_s='cp -p' + fi +else + as_ln_s='cp -p' +fi +rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file +rmdir conf$$.dir 2>/dev/null + + +# as_fn_mkdir_p +# ------------- +# Create "$as_dir" as a directory, including parents if necessary. +as_fn_mkdir_p () +{ + + case $as_dir in #( + -*) as_dir=./$as_dir;; + esac + test -d "$as_dir" || eval $as_mkdir_p || { + as_dirs= + while :; do + case $as_dir in #( + *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'( + *) as_qdir=$as_dir;; + esac + as_dirs="'$as_qdir' $as_dirs" + as_dir=`$as_dirname -- "$as_dir" || +$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$as_dir" : 'X\(//\)[^/]' \| \ + X"$as_dir" : 'X\(//\)$' \| \ + X"$as_dir" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$as_dir" | + sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + s//\1/ + q + } + /^X\(\/\/\)[^/].*/{ + s//\1/ + q + } + /^X\(\/\/\)$/{ + s//\1/ + q + } + /^X\(\/\).*/{ + s//\1/ + q + } + s/.*/./; q'` + test -d "$as_dir" && break + done + test -z "$as_dirs" || eval "mkdir $as_dirs" + } || test -d "$as_dir" || as_fn_error "cannot create directory $as_dir" + + +} # as_fn_mkdir_p +if mkdir -p . 2>/dev/null; then + as_mkdir_p='mkdir -p "$as_dir"' +else + test -d ./-p && rmdir ./-p + as_mkdir_p=false +fi + +if test -x / >/dev/null 2>&1; then + as_test_x='test -x' +else + if ls -dL / >/dev/null 2>&1; then + as_ls_L_option=L + else + as_ls_L_option= + fi + as_test_x=' + eval sh -c '\'' + if test -d "$1"; then + test -d "$1/."; + else + case $1 in #( + -*)set "./$1";; + esac; + case `ls -ld'$as_ls_L_option' "$1" 2>/dev/null` in #(( + ???[sx]*):;;*)false;;esac;fi + '\'' sh + ' +fi +as_executable_p=$as_test_x + +# Sed expression to map a string onto a valid CPP name. +as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'" + +# Sed expression to map a string onto a valid variable name. +as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'" + + +exec 6>&1 +## ----------------------------------- ## +## Main body of $CONFIG_STATUS script. ## +## ----------------------------------- ## +_ASEOF +test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# Save the log message, to keep $0 and so on meaningful, and to +# report actual input values of CONFIG_FILES etc. instead of their +# values after options handling. +ac_log=" +This file was extended by GNU M4 $as_me 1.4.14, which was +generated by GNU Autoconf 2.65. Invocation command line was + + CONFIG_FILES = $CONFIG_FILES + CONFIG_HEADERS = $CONFIG_HEADERS + CONFIG_LINKS = $CONFIG_LINKS + CONFIG_COMMANDS = $CONFIG_COMMANDS + $ $0 $@ + +on `(hostname || uname -n) 2>/dev/null | sed 1q` +" + +_ACEOF + +case $ac_config_files in *" +"*) set x $ac_config_files; shift; ac_config_files=$*;; +esac + +case $ac_config_headers in *" +"*) set x $ac_config_headers; shift; ac_config_headers=$*;; +esac + + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# Files that config.status was made for. +config_files="$ac_config_files" +config_headers="$ac_config_headers" +config_links="$ac_config_links" +config_commands="$ac_config_commands" + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +ac_cs_usage="\ +\`$as_me' instantiates files and other configuration actions +from templates according to the current configuration. Unless the files +and actions are specified as TAGs, all are instantiated by default. + +Usage: $0 [OPTION]... [TAG]... + + -h, --help print this help, then exit + -V, --version print version number and configuration settings, then exit + --config print configuration, then exit + -q, --quiet, --silent + do not print progress messages + -d, --debug don't remove temporary files + --recheck update $as_me by reconfiguring in the same conditions + --file=FILE[:TEMPLATE] + instantiate the configuration file FILE + --header=FILE[:TEMPLATE] + instantiate the configuration header FILE + +Configuration files: +$config_files + +Configuration headers: +$config_headers + +Configuration links: +$config_links + +Configuration commands: +$config_commands + +Report bugs to <bug-m4@gnu.org>. +GNU M4 home page: <http://www.gnu.org/software/m4/>. +General help using GNU software: <http://www.gnu.org/gethelp/>." + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" +ac_cs_version="\\ +GNU M4 config.status 1.4.14 +configured by $0, generated by GNU Autoconf 2.65, + with options \\"\$ac_cs_config\\" + +Copyright (C) 2009 Free Software Foundation, Inc. +This config.status script is free software; the Free Software Foundation +gives unlimited permission to copy, distribute and modify it." + +ac_pwd='$ac_pwd' +srcdir='$srcdir' +INSTALL='$INSTALL' +MKDIR_P='$MKDIR_P' +AWK='$AWK' +test -n "\$AWK" || AWK=awk +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +# The default lists apply if the user does not specify any file. +ac_need_defaults=: +while test $# != 0 +do + case $1 in + --*=*) + ac_option=`expr "X$1" : 'X\([^=]*\)='` + ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'` + ac_shift=: + ;; + *) + ac_option=$1 + ac_optarg=$2 + ac_shift=shift + ;; + esac + + case $ac_option in + # Handling of the options. + -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r) + ac_cs_recheck=: ;; + --version | --versio | --versi | --vers | --ver | --ve | --v | -V ) + $as_echo "$ac_cs_version"; exit ;; + --config | --confi | --conf | --con | --co | --c ) + $as_echo "$ac_cs_config"; exit ;; + --debug | --debu | --deb | --de | --d | -d ) + debug=: ;; + --file | --fil | --fi | --f ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + as_fn_append CONFIG_FILES " '$ac_optarg'" + ac_need_defaults=false;; + --header | --heade | --head | --hea ) + $ac_shift + case $ac_optarg in + *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;; + esac + as_fn_append CONFIG_HEADERS " '$ac_optarg'" + ac_need_defaults=false;; + --he | --h) + # Conflict between --help and --header + as_fn_error "ambiguous option: \`$1' +Try \`$0 --help' for more information.";; + --help | --hel | -h ) + $as_echo "$ac_cs_usage"; exit ;; + -q | -quiet | --quiet | --quie | --qui | --qu | --q \ + | -silent | --silent | --silen | --sile | --sil | --si | --s) + ac_cs_silent=: ;; + + # This is an error. + -*) as_fn_error "unrecognized option: \`$1' +Try \`$0 --help' for more information." ;; + + *) as_fn_append ac_config_targets " $1" + ac_need_defaults=false ;; + + esac + shift +done + +ac_configure_extra_args= + +if $ac_cs_silent; then + exec 6>/dev/null + ac_configure_extra_args="$ac_configure_extra_args --silent" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +if \$ac_cs_recheck; then + set X '$SHELL' '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion + shift + \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6 + CONFIG_SHELL='$SHELL' + export CONFIG_SHELL + exec "\$@" +fi + +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +exec 5>>config.log +{ + echo + sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX +## Running $as_me. ## +_ASBOX + $as_echo "$ac_log" +} >&5 + +_ACEOF +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +# +# INIT-COMMANDS +# +AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir" +GNUmakefile=$GNUmakefile + +_ACEOF + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + +# Handling of arguments. +for ac_config_target in $ac_config_targets +do + case $ac_config_target in + "lib/config.h") CONFIG_HEADERS="$CONFIG_HEADERS lib/config.h:lib/config.hin" ;; + "depfiles") CONFIG_COMMANDS="$CONFIG_COMMANDS depfiles" ;; + "$GNUmakefile") CONFIG_LINKS="$CONFIG_LINKS $GNUmakefile:$GNUmakefile" ;; + "stamp-h") CONFIG_COMMANDS="$CONFIG_COMMANDS stamp-h" ;; + "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;; + "doc/Makefile") CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;; + "lib/Makefile") CONFIG_FILES="$CONFIG_FILES lib/Makefile" ;; + "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;; + "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;; + "checks/Makefile") CONFIG_FILES="$CONFIG_FILES checks/Makefile" ;; + "examples/Makefile") CONFIG_FILES="$CONFIG_FILES examples/Makefile" ;; + + *) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;; + esac +done + + +# If the user did not use the arguments to specify the items to instantiate, +# then the envvar interface is used. Set only those that are not. +# We use the long form for the default assignment because of an extremely +# bizarre bug on SunOS 4.1.3. +if $ac_need_defaults; then + test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files + test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers + test "${CONFIG_LINKS+set}" = set || CONFIG_LINKS=$config_links + test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands +fi + +# Have a temporary directory for convenience. Make it in the build tree +# simply because there is no reason against having it here, and in addition, +# creating and moving files from /tmp can sometimes cause problems. +# Hook for its removal unless debugging. +# Note that there is a small window in which the directory will not be cleaned: +# after its creation but before its name has been assigned to `$tmp'. +$debug || +{ + tmp= + trap 'exit_status=$? + { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status +' 0 + trap 'as_fn_exit 1' 1 2 13 15 +} +# Create a (secure) tmp directory for tmp files. + +{ + tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` && + test -n "$tmp" && test -d "$tmp" +} || +{ + tmp=./conf$$-$RANDOM + (umask 077 && mkdir "$tmp") +} || as_fn_error "cannot create a temporary directory in ." "$LINENO" 5 + +# Set up the scripts for CONFIG_FILES section. +# No need to generate them if there are no CONFIG_FILES. +# This happens for instance with `./config.status config.h'. +if test -n "$CONFIG_FILES"; then + + +ac_cr=`echo X | tr X '\015'` +# On cygwin, bash can eat \r inside `` if the user requested igncr. +# But we know of no other shell where ac_cr would be empty at this +# point, so we can use a bashism as a fallback. +if test "x$ac_cr" = x; then + eval ac_cr=\$\'\\r\' +fi +ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null` +if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then + ac_cs_awk_cr='\r' +else + ac_cs_awk_cr=$ac_cr +fi + +echo 'BEGIN {' >"$tmp/subs1.awk" && +_ACEOF + + +{ + echo "cat >conf$$subs.awk <<_ACEOF" && + echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' && + echo "_ACEOF" +} >conf$$subs.sh || + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 +ac_delim_num=`echo "$ac_subst_vars" | grep -c '$'` +ac_delim='%!_!# ' +for ac_last_try in false false false false false :; do + . ./conf$$subs.sh || + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 + + ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X` + if test $ac_delim_n = $ac_delim_num; then + break + elif $ac_last_try; then + as_fn_error "could not make $CONFIG_STATUS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done +rm -f conf$$subs.sh + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +cat >>"\$tmp/subs1.awk" <<\\_ACAWK && +_ACEOF +sed -n ' +h +s/^/S["/; s/!.*/"]=/ +p +g +s/^[^!]*!// +:repl +t repl +s/'"$ac_delim"'$// +t delim +:nl +h +s/\(.\{148\}\)..*/\1/ +t more1 +s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/ +p +n +b repl +:more1 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t nl +:delim +h +s/\(.\{148\}\)..*/\1/ +t more2 +s/["\\]/\\&/g; s/^/"/; s/$/"/ +p +b +:more2 +s/["\\]/\\&/g; s/^/"/; s/$/"\\/ +p +g +s/.\{148\}// +t delim +' <conf$$subs.awk | sed ' +/^[^""]/{ + N + s/\n// +} +' >>$CONFIG_STATUS || ac_write_fail=1 +rm -f conf$$subs.awk +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 +_ACAWK +cat >>"\$tmp/subs1.awk" <<_ACAWK && + for (key in S) S_is_set[key] = 1 + FS = "" + +} +{ + line = $ 0 + nfields = split(line, field, "@") + substed = 0 + len = length(field[1]) + for (i = 2; i < nfields; i++) { + key = field[i] + keylen = length(key) + if (S_is_set[key]) { + value = S[key] + line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3) + len += length(value) + length(field[++i]) + substed = 1 + } else + len += 1 + keylen + } + + print line +} + +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then + sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g" +else + cat +fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \ + || as_fn_error "could not setup config files machinery" "$LINENO" 5 +_ACEOF + +# VPATH may cause trouble with some makes, so we remove $(srcdir), +# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and +# trailing colons and then remove the whole line if VPATH becomes empty +# (actually we leave an empty line to preserve line numbers). +if test "x$srcdir" = x.; then + ac_vpsub='/^[ ]*VPATH[ ]*=/{ +s/:*\$(srcdir):*/:/ +s/:*\${srcdir}:*/:/ +s/:*@srcdir@:*/:/ +s/^\([^=]*=[ ]*\):*/\1/ +s/:*$// +s/^[^=]*=[ ]*$// +}' +fi + +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 +fi # test -n "$CONFIG_FILES" + +# Set up the scripts for CONFIG_HEADERS section. +# No need to generate them if there are no CONFIG_HEADERS. +# This happens for instance with `./config.status Makefile'. +if test -n "$CONFIG_HEADERS"; then +cat >"$tmp/defines.awk" <<\_ACAWK || +BEGIN { +_ACEOF + +# Transform confdefs.h into an awk script `defines.awk', embedded as +# here-document in config.status, that substitutes the proper values into +# config.h.in to produce config.h. + +# Create a delimiter string that does not exist in confdefs.h, to ease +# handling of long lines. +ac_delim='%!_!# ' +for ac_last_try in false false :; do + ac_t=`sed -n "/$ac_delim/p" confdefs.h` + if test -z "$ac_t"; then + break + elif $ac_last_try; then + as_fn_error "could not make $CONFIG_HEADERS" "$LINENO" 5 + else + ac_delim="$ac_delim!$ac_delim _$ac_delim!! " + fi +done + +# For the awk script, D is an array of macro values keyed by name, +# likewise P contains macro parameters if any. Preserve backslash +# newline sequences. + +ac_word_re=[_$as_cr_Letters][_$as_cr_alnum]* +sed -n ' +s/.\{148\}/&'"$ac_delim"'/g +t rset +:rset +s/^[ ]*#[ ]*define[ ][ ]*/ / +t def +d +:def +s/\\$// +t bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3"/p +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2"/p +d +:bsnl +s/["\\]/\\&/g +s/^ \('"$ac_word_re"'\)\(([^()]*)\)[ ]*\(.*\)/P["\1"]="\2"\ +D["\1"]=" \3\\\\\\n"\\/p +t cont +s/^ \('"$ac_word_re"'\)[ ]*\(.*\)/D["\1"]=" \2\\\\\\n"\\/p +t cont +d +:cont +n +s/.\{148\}/&'"$ac_delim"'/g +t clear +:clear +s/\\$// +t bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/"/p +d +:bsnlc +s/["\\]/\\&/g; s/^/"/; s/$/\\\\\\n"\\/p +b cont +' <confdefs.h | sed ' +s/'"$ac_delim"'/"\\\ +"/g' >>$CONFIG_STATUS || ac_write_fail=1 + +cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 + for (key in D) D_is_set[key] = 1 + FS = "" +} +/^[\t ]*#[\t ]*(define|undef)[\t ]+$ac_word_re([\t (]|\$)/ { + line = \$ 0 + split(line, arg, " ") + if (arg[1] == "#") { + defundef = arg[2] + mac1 = arg[3] + } else { + defundef = substr(arg[1], 2) + mac1 = arg[2] + } + split(mac1, mac2, "(") #) + macro = mac2[1] + prefix = substr(line, 1, index(line, defundef) - 1) + if (D_is_set[macro]) { + # Preserve the white space surrounding the "#". + print prefix "define", macro P[macro] D[macro] + next + } else { + # Replace #undef with comments. This is necessary, for example, + # in the case of _POSIX_SOURCE, which is predefined and required + # on some systems where configure will not decide to define it. + if (defundef == "undef") { + print "/*", prefix defundef, macro, "*/" + next + } + } +} +{ print } +_ACAWK +_ACEOF +cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 + as_fn_error "could not setup config headers machinery" "$LINENO" 5 +fi # test -n "$CONFIG_HEADERS" + + +eval set X " :F $CONFIG_FILES :H $CONFIG_HEADERS :L $CONFIG_LINKS :C $CONFIG_COMMANDS" +shift +for ac_tag +do + case $ac_tag in + :[FHLC]) ac_mode=$ac_tag; continue;; + esac + case $ac_mode$ac_tag in + :[FHL]*:*);; + :L* | :C*:*) as_fn_error "invalid tag \`$ac_tag'" "$LINENO" 5;; + :[FH]-) ac_tag=-:-;; + :[FH]*) ac_tag=$ac_tag:$ac_tag.in;; + esac + ac_save_IFS=$IFS + IFS=: + set x $ac_tag + IFS=$ac_save_IFS + shift + ac_file=$1 + shift + + case $ac_mode in + :L) ac_source=$1;; + :[FH]) + ac_file_inputs= + for ac_f + do + case $ac_f in + -) ac_f="$tmp/stdin";; + *) # Look for the file first in the build tree, then in the source tree + # (if the path is not absolute). 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