From 49926ed9f6ea03ba4814a240095cd5f0e671ae70 Mon Sep 17 00:00:00 2001 From: jbj Date: Fri, 19 Mar 1999 22:38:40 +0000 Subject: update with libtool-2.4f. CVS patchset: 2903 CVS date: 1999/03/19 22:38:40 --- aclocal.m4 | 466 ++++++++++++++++++++++++++++++++++++------------------------- 1 file changed, 274 insertions(+), 192 deletions(-) (limited to 'aclocal.m4') diff --git a/aclocal.m4 b/aclocal.m4 index 064de272c..f49e4bb39 100644 --- a/aclocal.m4 +++ b/aclocal.m4 @@ -238,28 +238,58 @@ esac ]) -# serial 29 AM_PROG_LIBTOOL -AC_DEFUN(AM_PROG_LIBTOOL, -[AC_REQUIRE([AM_ENABLE_SHARED])dnl -AC_REQUIRE([AM_ENABLE_STATIC])dnl +# serial 35 AC_PROG_LIBTOOL +AC_DEFUN(AC_PROG_LIBTOOL, +[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl + +# Save cache, so that ltconfig can load it +AC_CACHE_SAVE + +# Actually configure libtool. ac_aux_dir is where install-sh is found. +CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ +LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \ +DLLTOOL="$DLLTOOL" AS="$AS" \ +${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \ +$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ +|| AC_MSG_ERROR([libtool configure failed]) + +# Reload cache, that may have been modified by ltconfig +AC_CACHE_LOAD + +# This can be used to rebuild libtool when needed +LIBTOOL_DEPS="$ac_aux_dir/ltconfig $ac_aux_dir/ltmain.sh" + +# Always use our own libtool. +LIBTOOL='$(SHELL) $(top_builddir)/libtool' +AC_SUBST(LIBTOOL)dnl + +# Redirect the config.log output again, so that the ltconfig log is not +# clobbered by the next message. +exec 5>>./config.log +]) + +AC_DEFUN(AC_LIBTOOL_SETUP, +[AC_PREREQ(2.13)dnl +AC_REQUIRE([AC_ENABLE_SHARED])dnl +AC_REQUIRE([AC_ENABLE_STATIC])dnl +AC_REQUIRE([AC_ENABLE_FAST_INSTALL])dnl AC_REQUIRE([AC_CANONICAL_HOST])dnl AC_REQUIRE([AC_CANONICAL_BUILD])dnl AC_REQUIRE([AC_PROG_RANLIB])dnl AC_REQUIRE([AC_PROG_CC])dnl -AC_REQUIRE([AM_PROG_LD])dnl -AC_REQUIRE([AM_PROG_NM])dnl -AC_REQUIRE([AM_SYS_NM_PARSE])dnl -AC_REQUIRE([AM_SYS_SYMBOL_UNDERSCORE])dnl +AC_REQUIRE([AC_PROG_LD])dnl +AC_REQUIRE([AC_PROG_NM])dnl +AC_REQUIRE([AC_SYS_NM_PARSE])dnl +AC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnl AC_REQUIRE([AC_PROG_LN_S])dnl dnl -# Always use our own libtool. -LIBTOOL='$(SHELL) $(top_builddir)/libtool' -AC_SUBST(LIBTOOL)dnl # Check for any special flags to pass to ltconfig. -libtool_flags= +libtool_flags="--cache-file=$cache_file" test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared" test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static" +test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install" +test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen" test "$silent" = yes && libtool_flags="$libtool_flags --silent" test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc" test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld" @@ -298,8 +328,8 @@ case "$host" in fi ;; -*-*-cygwin32*) - AM_SYS_LIBTOOL_CYGWIN32 +*-*-cygwin*) + AC_SYS_LIBTOOL_CYGWIN ;; esac @@ -314,30 +344,20 @@ need_locks=yes) if test x"$need_locks" = xno; then libtool_flags="$libtool_flags --disable-lock" fi - - -# Actually configure libtool. ac_aux_dir is where install-sh is found. -CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \ -LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \ -DLLTOOL="$DLLTOOL" AS="$AS" \ -${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \ -$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \ -|| AC_MSG_ERROR([libtool configure failed]) - -# Redirect the config.log output again, so that the ltconfig log is not -# clobbered by the next message. -exec 5>>./config.log ]) -# AM_ENABLE_SHARED - implement the --enable-shared flag -# Usage: AM_ENABLE_SHARED[(DEFAULT)] +# AC_LIBTOOL_DLOPEN - check for dlopen support +AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes]) + +# AC_ENABLE_SHARED - implement the --enable-shared flag +# Usage: AC_ENABLE_SHARED[(DEFAULT)] # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to # `yes'. -AC_DEFUN(AM_ENABLE_SHARED, -[define([AM_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl +AC_DEFUN(AC_ENABLE_SHARED, +[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl AC_ARG_ENABLE(shared, changequote(<<, >>)dnl -<< --enable-shared[=PKGS] build shared libraries [default=>>AM_ENABLE_SHARED_DEFAULT], +<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT], changequote([, ])dnl [p=${PACKAGE-default} case "$enableval" in @@ -355,26 +375,22 @@ no) enable_shared=no ;; IFS="$ac_save_ifs" ;; esac], -enable_shared=AM_ENABLE_SHARED_DEFAULT)dnl +enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl ]) -# AM_DISABLE_SHARED - set the default shared flag to --disable-shared -AC_DEFUN(AM_DISABLE_SHARED, -[AM_ENABLE_SHARED(no)]) +# AC_DISABLE_SHARED - set the default shared flag to --disable-shared +AC_DEFUN(AC_DISABLE_SHARED, +[AC_ENABLE_SHARED(no)]) -# AM_DISABLE_STATIC - set the default static flag to --disable-static -AC_DEFUN(AM_DISABLE_STATIC, -[AM_ENABLE_STATIC(no)]) - -# AM_ENABLE_STATIC - implement the --enable-static flag -# Usage: AM_ENABLE_STATIC[(DEFAULT)] +# AC_ENABLE_STATIC - implement the --enable-static flag +# Usage: AC_ENABLE_STATIC[(DEFAULT)] # Where DEFAULT is either `yes' or `no'. If omitted, it defaults to # `yes'. -AC_DEFUN(AM_ENABLE_STATIC, -[define([AM_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl +AC_DEFUN(AC_ENABLE_STATIC, +[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl AC_ARG_ENABLE(static, changequote(<<, >>)dnl -<< --enable-static[=PKGS] build static libraries [default=>>AM_ENABLE_STATIC_DEFAULT], +<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT], changequote([, ])dnl [p=${PACKAGE-default} case "$enableval" in @@ -392,12 +408,50 @@ no) enable_static=no ;; IFS="$ac_save_ifs" ;; esac], -enable_static=AM_ENABLE_STATIC_DEFAULT)dnl +enable_static=AC_ENABLE_STATIC_DEFAULT)dnl +]) + +# AC_DISABLE_STATIC - set the default static flag to --disable-static +AC_DEFUN(AC_DISABLE_STATIC, +[AC_ENABLE_STATIC(no)]) + + +# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag +# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)] +# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to +# `yes'. +AC_DEFUN(AC_ENABLE_FAST_INSTALL, +[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl +AC_ARG_ENABLE(fast-install, +changequote(<<, >>)dnl +<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT], +changequote([, ])dnl +[p=${PACKAGE-default} +case "$enableval" in +yes) enable_fast_install=yes ;; +no) enable_fast_install=no ;; +*) + enable_fast_install=no + # Look at the argument we got. We use all the common list separators. + IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:," + for pkg in $enableval; do + if test "X$pkg" = "X$p"; then + enable_fast_install=yes + fi + done + IFS="$ac_save_ifs" + ;; +esac], +enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl ]) +# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install +AC_DEFUN(AC_DISABLE_FAST_INSTALL, +[AC_ENABLE_FAST_INSTALL(no)]) -# AM_PROG_LD - find the path to the GNU or non-GNU linker -AC_DEFUN(AM_PROG_LD, + +# AC_PROG_LD - find the path to the GNU or non-GNU linker +AC_DEFUN(AC_PROG_LD, [AC_ARG_WITH(gnu-ld, [ --with-gnu-ld assume the C compiler uses GNU ld [default=no]], test "$withval" = no || with_gnu_ld=yes, with_gnu_ld=no) @@ -412,47 +466,15 @@ if test "$ac_cv_prog_gcc" = yes; then case "$ac_prog" in # Accept absolute paths. changequote(,)dnl - /* | [A-Za-z]:/*) - # Canonicalize the path of ld + /* | [A-Za-z]:[\\/]*) re_direlt='/[^/][^/]*/\.\./' - sub_uncdrive='s%^\([A-Za-z]\):/%//\1/%' changequote([,])dnl - while echo $ac_prog | grep "$re_direlt" > /dev/null 2>&1; do - ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` - done - case "$host_os" in - cygwin*) - # Convert to a UNC path for cygwin - test -z "$LD" && LD=`echo X$ac_prog | $Xsed -e "$sub_uncdrive"` - ;; - *) - test -z "$LD" && LD="$ac_prog" - ;; - esac - ;; - ## - ## FIXME: The code fails later on if we try to use an $LD with - ## '\\' path separators. - ## -changequote(,)dnl - [A-Za-z]:[\\]*) # Canonicalize the path of ld - re_direlt='\\[^\\][^\\]*\\\.\.\(\\\)' - sub_uncdrive='s%^\([A-Za-z]\):\\%//\1/%' -changequote([,])dnl - sub_uncdir='s%\\%/%g' + 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%\1%"` + ac_prog=`echo $ac_prog| sed "s%$re_direlt%/%"` done - case "$host_os" in - cygwin*) - # Convert to a UNC path for cygwin - test -z "$LD" && LD=`echo X$ac_prog | sed -e 's%^X%%' -e "$sub_uncdrive" -e "$sub_uncdir"` - ;; - *) - test -z "$LD" && LD="$ac_prog" - ;; - esac + test -z "$LD" && LD="$ac_prog" ;; "") # If it fails, then pretend we aren't using GCC. @@ -481,7 +503,7 @@ AC_CACHE_VAL(ac_cv_path_LD, if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU|with BFD)' > /dev/null; then test "$with_gnu_ld" != no && break else - test "$with_gnu_ld" != yes && break + test "$with_gnu_ld" != yes && break fi fi done @@ -497,10 +519,10 @@ else fi test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH]) AC_SUBST(LD) -AM_PROG_LD_GNU +AC_PROG_LD_GNU ]) -AC_DEFUN(AM_PROG_LD_GNU, +AC_DEFUN(AC_PROG_LD_GNU, [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], ac_cv_prog_gnu_ld, [# I'd rather use --version here, but apparently some GNU ld's only accept -v. if $LD -v 2>&1 &5; then @@ -510,8 +532,8 @@ else fi]) ]) -# AM_PROG_NM - find the path to a BSD-compatible name lister -AC_DEFUN(AM_PROG_NM, +# AC_PROG_NM - find the path to a BSD-compatible name lister +AC_DEFUN(AC_PROG_NM, [AC_MSG_CHECKING([for BSD-compatible nm]) AC_CACHE_VAL(ac_cv_path_NM, [if test -n "$NM"; then @@ -519,20 +541,22 @@ AC_CACHE_VAL(ac_cv_path_NM, ac_cv_path_NM="$NM" else IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:" - for ac_dir in /usr/ucb /usr/ccs/bin $PATH /bin; do + for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do test -z "$ac_dir" && ac_dir=. if test -f $ac_dir/nm; then # Check to see if the nm accepts a BSD-compat flag. # Adding the `sed 1q' prevents false positives on HP-UX, which says: # nm: unknown option "B" ignored if ($ac_dir/nm -B /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then - ac_cv_path_NM="$ac_dir/nm -B" + ac_cv_path_NM="$ac_dir/nm -B" + break elif ($ac_dir/nm -p /dev/null 2>&1 | sed '1q'; exit 0) | egrep /dev/null >/dev/null; then - ac_cv_path_NM="$ac_dir/nm -p" + ac_cv_path_NM="$ac_dir/nm -p" + break else - ac_cv_path_NM="$ac_dir/nm" + ac_cv_path_NM=${ac_cv_path_NM="$ac_dir/nm"} # keep the first match, but + continue # so that we can try to find one that supports BSD flags fi - break fi done IFS="$ac_save_ifs" @@ -543,11 +567,11 @@ AC_MSG_RESULT([$NM]) AC_SUBST(NM) ]) -# AM_SYS_NM_PARSE - Check for command ro grab the raw symbol name followed +# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed # by C symbol name from nm. -AC_DEFUN(AM_SYS_NM_PARSE, +AC_DEFUN(AC_SYS_NM_PARSE, [AC_REQUIRE([AC_CANONICAL_HOST])dnl -AC_REQUIRE([AM_PROG_NM])dnl +AC_REQUIRE([AC_PROG_NM])dnl # Check for command to grab the raw symbol name followed by C symbol from nm. AC_MSG_CHECKING([command to parse $NM output]) AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe, @@ -556,52 +580,51 @@ AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe, changequote(,)dnl # Character class describing NM global symbol codes. -ac_symcode='[BCDEGRSTU]' +ac_symcode='[BCDEGRST]' # Regexp to match symbols that can be accessed directly from C. ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)' # Transform the above into a raw symbol and a C symbol. -ac_symxfrm='\1 \1' +ac_symxfrm='\1 \2\3 \3' + +# Transform an extracted symbol line into a proper C declaration +ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'" # Define system-specific variables. case "$host_os" in aix*) - ac_symcode='[BCDTU]' + ac_symcode='[BCDT]' + ;; +cygwin* | mingw*) + ac_symcode='[ABCDGISTW]' ;; -sunos* | cygwin32* | mingw32*) - ac_sympat='_\([_A-Za-z][_A-Za-z0-9]*\)' - ac_symxfrm='_\1 \1' +hpux*) + ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'" ;; irix*) - # Cannot use undefined symbols on IRIX because inlined functions mess us up. ac_symcode='[BCDEGRST]' ;; solaris*) - ac_symcode='[BDTU]' + ac_symcode='[BDT]' ;; esac # If we're using GNU nm, then use its standard symbol codes. if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then - ac_symcode='[ABCDGISTUW]' -fi - -case "$host_os" in -cygwin32* | mingw32*) - # We do not want undefined symbols on cygwin32. The user must - # arrange to define them via -l arguments. ac_symcode='[ABCDGISTW]' - ;; -esac +fi changequote([,])dnl -# Write the raw and C identifiers. -ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.* $ac_symcode $ac_sympat$/$ac_symxfrm/p'" +# Try without a prefix undercore, then with it. +for ac_symprfx in "" "_"; do -# Check to see that the pipe works correctly. -ac_pipe_works=no -cat > conftest.$ac_ext < conftest.$ac_ext < $ac_nlist) && test -s "$ac_nlist"; then - # Try sorting and uniquifying the output. - if sort "$ac_nlist" | uniq > "$ac_nlist"T; then - mv -f "$ac_nlist"T "$ac_nlist" - ac_wcout=`wc "$ac_nlist" 2>/dev/null` -changequote(,)dnl - ac_count=`echo "X$ac_wcout" | sed -e 's,^X,,' -e 's/^[ ]*\([0-9][0-9]*\).*$/\1/'` -changequote([,])dnl - (test "$ac_count" -ge 0) 2>/dev/null || ac_count=-1 - else - rm -f "$ac_nlist"T - ac_count=-1 - fi + if AC_TRY_EVAL(ac_compile); then + # Now try to grab the symbols. + ac_nlist=conftest.nm + + if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then + + # Try sorting and uniquifying the output. + if sort "$ac_nlist" | uniq > "$ac_nlist"T; then + mv -f "$ac_nlist"T "$ac_nlist" + else + rm -f "$ac_nlist"T + fi - # Make sure that we snagged all the symbols we need. - if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then - if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then - cat < conftest.c + # Make sure that we snagged all the symbols we need. + if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then + if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then + cat < conftest.c #ifdef __cplusplus extern "C" { #endif EOF - # Now generate the symbol file. - sed 's/^.* \(.*\)$/extern char \1;/' < "$ac_nlist" >> conftest.c + # Now generate the symbol file. + eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c' - cat <> conftest.c + cat <> conftest.c #if defined (__STDC__) && __STDC__ -# define __ptr_t void * +# define lt_ptr_t void * #else -# define __ptr_t char * +# define lt_ptr_t char * +# define const #endif -/* The number of symbols in dld_preloaded_symbols, -1 if unsorted. */ -int dld_preloaded_symbol_count = $ac_count; - /* The mapping between symbol names and symbols. */ -struct { - char *name; - __ptr_t address; +const struct { + const char *name; + lt_ptr_t address; } changequote(,)dnl -dld_preloaded_symbols[] = +lt_preloaded_symbols[] = changequote([,])dnl { EOF - sed 's/^\(.*\) \(.*\)$/ {"\1", (__ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c - cat <<\EOF >> conftest.c - {0, (__ptr_t) 0} + sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c + cat <<\EOF >> conftest.c + {0, (lt_ptr_t) 0} }; #ifdef __cplusplus } #endif EOF - # Now try linking the two files. - mv conftest.$ac_objext conftestm.$ac_objext - ac_save_LIBS="$LIBS" - ac_save_CFLAGS="$CFLAGS" - LIBS="conftestm.$ac_objext" - CFLAGS="$CFLAGS$no_builtin_flag" - if AC_TRY_EVAL(ac_link) && test -s conftest; then - ac_pipe_works=yes - else - echo "configure: failed program was:" >&AC_FD_CC - cat conftest.c >&AC_FD_CC - fi - LIBS="$ac_save_LIBS" - CFLAGS="$ac_save_CFLAGS" + # Now try linking the two files. + mv conftest.$ac_objext conftestm.$ac_objext + ac_save_LIBS="$LIBS" + ac_save_CFLAGS="$CFLAGS" + LIBS="conftestm.$ac_objext" + CFLAGS="$CFLAGS$no_builtin_flag" + if AC_TRY_EVAL(ac_link) && test -s conftest; then + ac_pipe_works=yes + else + echo "configure: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC + fi + LIBS="$ac_save_LIBS" + CFLAGS="$ac_save_CFLAGS" + else + echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + fi else - echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC fi else - echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC + echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC fi else - echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC + echo "$progname: failed program was:" >&AC_FD_CC + cat conftest.c >&AC_FD_CC fi -else - echo "$progname: failed program was:" >&AC_FD_CC - cat conftest.c >&AC_FD_CC -fi -rm -rf conftest* + rm -rf conftest* -# Do not use the global_symbol_pipe unless it works. -test "$ac_pipe_works" = yes || ac_cv_sys_global_symbol_pipe= + # Do not use the global_symbol_pipe unless it works. + if test "$ac_pipe_works" = yes; then + if test x"$ac_symprfx" = x"_"; then + ac_cv_sys_symbol_underscore=yes + else + ac_cv_sys_symbol_underscore=no + fi + break + else + ac_cv_sys_global_symbol_pipe= + fi +done ]) ac_result=yes @@ -711,17 +738,17 @@ fi AC_MSG_RESULT($ac_result) ]) -# AM_SYS_LIBTOOL_CYGWIN32 - find tools needed on cygwin32 -AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN32, +# AC_SYS_LIBTOOL_CYGWIN - find tools needed on cygwin +AC_DEFUN(AC_SYS_LIBTOOL_CYGWIN, [AC_CHECK_TOOL(DLLTOOL, dlltool, false) AC_CHECK_TOOL(AS, as, false) ]) -# AM_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols +# AC_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols # with an underscore? -AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, -[AC_REQUIRE([AM_PROG_NM])dnl -AC_REQUIRE([AM_SYS_NM_PARSE])dnl +AC_DEFUN(AC_SYS_SYMBOL_UNDERSCORE, +[AC_REQUIRE([AC_PROG_NM])dnl +AC_REQUIRE([AC_SYS_NM_PARSE])dnl AC_MSG_CHECKING([for _ prefix in compiled symbols]) AC_CACHE_VAL(ac_cv_sys_symbol_underscore, [ac_cv_sys_symbol_underscore=no @@ -734,13 +761,13 @@ if AC_TRY_EVAL(ac_compile); then ac_nlist=conftest.nm if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then # See whether the symbols have a leading underscore. - if egrep '^_nm_test_func' "$ac_nlist" >/dev/null; then + if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then ac_cv_sys_symbol_underscore=yes else - if egrep '^nm_test_func ' "$ac_nlist" >/dev/null; then - : + if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then + : else - echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC + echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC fi fi else @@ -753,12 +780,67 @@ fi rm -rf conftest* ]) AC_MSG_RESULT($ac_cv_sys_symbol_underscore) -if test x$ac_cv_sys_symbol_underscore = xyes; then - AC_DEFINE(WITH_SYMBOL_UNDERSCORE,1, - [define if compiled symbols have a leading underscore]) -fi +USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no} +AC_SUBST(USE_SYMBOL_UNDERSCORE)dnl +]) + +# AC_CHECK_LIBM - check for math library +AC_DEFUN(AC_CHECK_LIBM, [ +AC_CHECK_LIB(mw, _mwvalidcheckl) +AC_CHECK_LIB(m, cos) +]) + +# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for +# the libltdl convenience library, adds --enable-ltdl-convenience to +# the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor +# is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed +# to be `${top_builddir}/libltdl'. Make sure you start DIR with +# '${top_builddir}/' (note the single quotes!) if your package is not +# flat, and, if you're not using automake, define top_builddir as +# appropriate in the Makefiles. +AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [ + case "$enable_ltdl_convenience" in + no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;; + "") enable_ltdl_convenience=yes + ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;; + esac + LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la ]) +# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for +# the libltdl installable library, and adds --enable-ltdl-install to +# the configure arguments. Note that LIBLTDL is not AC_SUBSTed, nor +# is AC_CONFIG_SUBDIRS called. If DIR is not provided, it is assumed +# to be `${top_builddir}/libltdl'. Make sure you start DIR with +# '${top_builddir}/' (note the single quotes!) if your package is not +# flat, and, if you're not using automake, define top_builddir as +# appropriate in the Makefiles. +# In the future, this macro may have to be called after AC_PROG_LIBTOOL. +AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [ + AC_CHECK_LIB(ltdl, main, LIBLTDL="-lltdl", [ + case "$enable_ltdl_install" in + no) AC_MSG_WARN([libltdl not installed, but installation disabled]) ;; + "") enable_ltdl_install=yes + ac_configure_args="$ac_configure_args --enable-ltdl-install" ;; + esac + ]) + if test x"$enable_ltdl_install" != x"no"; then + LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la + fi +]) + +dnl old names +AC_DEFUN(AM_PROG_LIBTOOL, [indir([AC_PROG_LIBTOOL])])dnl +AC_DEFUN(AM_ENABLE_SHARED, [indir([AC_ENABLE_SHARED], $@)])dnl +AC_DEFUN(AM_ENABLE_STATIC, [indir([AC_ENABLE_STATIC], $@)])dnl +AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl +AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl +AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl +AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl +AC_DEFUN(AM_SYS_NM_PARSE, [indir([AC_SYS_NM_PARSE])])dnl +AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, [indir([AC_SYS_SYMBOL_UNDERSCORE])])dnl +AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN, [indir([AC_SYS_LIBTOOL_CYGWIN])])dnl + dnl From Jim Meyering. Use this if you use the GNU error.[ch]. dnl FIXME: Migrate into libit -- cgit v1.2.3