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Diffstat (limited to 'gl/m4/stdint.m4')
| -rw-r--r-- | gl/m4/stdint.m4 | 541 |
1 files changed, 0 insertions, 541 deletions
diff --git a/gl/m4/stdint.m4 b/gl/m4/stdint.m4 deleted file mode 100644 index 4ac854d..0000000 --- a/gl/m4/stdint.m4 +++ /dev/null @@ -1,541 +0,0 @@ -# stdint.m4 serial 50 -dnl Copyright (C) 2001-2017 Free Software Foundation, Inc. -dnl This file is free software; the Free Software Foundation -dnl gives unlimited permission to copy and/or distribute it, -dnl with or without modifications, as long as this notice is preserved. - -dnl From Paul Eggert and Bruno Haible. -dnl Test whether <stdint.h> is supported or must be substituted. - -AC_DEFUN_ONCE([gl_STDINT_H], -[ - AC_PREREQ([2.59])dnl - - AC_REQUIRE([gl_LIMITS_H]) - AC_REQUIRE([gt_TYPE_WINT_T]) - - dnl Check for long long int and unsigned long long int. - AC_REQUIRE([AC_TYPE_LONG_LONG_INT]) - if test $ac_cv_type_long_long_int = yes; then - HAVE_LONG_LONG_INT=1 - else - HAVE_LONG_LONG_INT=0 - fi - AC_SUBST([HAVE_LONG_LONG_INT]) - AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT]) - 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 - AC_SUBST([HAVE_UNSIGNED_LONG_LONG_INT]) - - dnl Check for <wchar.h>, in the same way as gl_WCHAR_H does. - AC_CHECK_HEADERS_ONCE([wchar.h]) - if test $ac_cv_header_wchar_h = yes; then - HAVE_WCHAR_H=1 - else - HAVE_WCHAR_H=0 - fi - AC_SUBST([HAVE_WCHAR_H]) - - dnl Check for <inttypes.h>. - dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_inttypes_h. - if test $ac_cv_header_inttypes_h = yes; then - HAVE_INTTYPES_H=1 - else - HAVE_INTTYPES_H=0 - fi - AC_SUBST([HAVE_INTTYPES_H]) - - dnl Check for <sys/types.h>. - dnl AC_INCLUDES_DEFAULT defines $ac_cv_header_sys_types_h. - if test $ac_cv_header_sys_types_h = yes; then - HAVE_SYS_TYPES_H=1 - else - HAVE_SYS_TYPES_H=0 - fi - AC_SUBST([HAVE_SYS_TYPES_H]) - - gl_CHECK_NEXT_HEADERS([stdint.h]) - if test $ac_cv_header_stdint_h = yes; then - HAVE_STDINT_H=1 - else - HAVE_STDINT_H=0 - fi - AC_SUBST([HAVE_STDINT_H]) - - dnl Now see whether we need a substitute <stdint.h>. - if test $ac_cv_header_stdint_h = yes; then - AC_CACHE_CHECK([whether stdint.h conforms to C99], - [gl_cv_header_working_stdint_h], - [gl_cv_header_working_stdint_h=no - AC_COMPILE_IFELSE([ - AC_LANG_PROGRAM([[ -#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ -#define __STDC_CONSTANT_MACROS 1 -#define __STDC_LIMIT_MACROS 1 -#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 -] -gl_STDINT_INCLUDES -[ -#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; - -/* Check that SIZE_MAX has the correct type, if possible. */ -#if 201112 <= __STDC_VERSION__ -int k = _Generic (SIZE_MAX, size_t: 0); -#elif (2 <= __GNUC__ || defined __IBM__TYPEOF__ \ - || (0x5110 <= __SUNPRO_C && !__STDC__)) -extern size_t k; -extern __typeof__ (SIZE_MAX) k; -#endif - -#include <limits.h> /* for CHAR_BIT */ -#define TYPE_MINIMUM(t) \ - ((t) ((t) 0 < (t) -1 ? (t) 0 : ~ TYPE_MAXIMUM (t))) -#define TYPE_MAXIMUM(t) \ - ((t) ((t) 0 < (t) -1 \ - ? (t) -1 \ - : ((((t) 1 << (sizeof (t) * CHAR_BIT - 2)) - 1) * 2 + 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; -}; - ]])], - [dnl Determine whether the various *_MIN, *_MAX macros are usable - dnl in preprocessor expression. We could do it by compiling a test - dnl program for each of these macros. It is faster to run a program - dnl that inspects the macro expansion. - dnl This detects a bug on HP-UX 11.23/ia64. - AC_RUN_IFELSE([ - AC_LANG_PROGRAM([[ -#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ -#define __STDC_CONSTANT_MACROS 1 -#define __STDC_LIMIT_MACROS 1 -#include <stdint.h> -] -gl_STDINT_INCLUDES -[ -#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 - }; -]], [[ - 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 mv - macro_values + 1; - } - return 0; -]])], - [gl_cv_header_working_stdint_h=yes], - [], - [dnl When cross-compiling, assume it works. - gl_cv_header_working_stdint_h=yes - ]) - ]) - ]) - fi - - HAVE_C99_STDINT_H=0 - HAVE_SYS_BITYPES_H=0 - HAVE_SYS_INTTYPES_H=0 - STDINT_H=stdint.h - if test "$gl_cv_header_working_stdint_h" = yes; then - HAVE_C99_STDINT_H=1 - dnl Now see whether the system <stdint.h> works without - dnl __STDC_CONSTANT_MACROS/__STDC_LIMIT_MACROS defined. - AC_CACHE_CHECK([whether stdint.h predates C++11], - [gl_cv_header_stdint_predates_cxx11_h], - [gl_cv_header_stdint_predates_cxx11_h=yes - AC_COMPILE_IFELSE([ - AC_LANG_PROGRAM([[ -#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ -#include <stdint.h> -] -gl_STDINT_INCLUDES -[ -intmax_t im = INTMAX_MAX; -int32_t i32 = INT32_C (0x7fffffff); - ]])], - [gl_cv_header_stdint_predates_cxx11_h=no])]) - - if test "$gl_cv_header_stdint_predates_cxx11_h" = yes; then - AC_DEFINE([__STDC_CONSTANT_MACROS], [1], - [Define to 1 if the system <stdint.h> predates C++11.]) - AC_DEFINE([__STDC_LIMIT_MACROS], [1], - [Define to 1 if the system <stdint.h> predates C++11.]) - fi - AC_CACHE_CHECK([whether stdint.h has UINTMAX_WIDTH etc.], - [gl_cv_header_stdint_width], - [gl_cv_header_stdint_width=no - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([[ - /* Work if build is not clean. */ - #define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 - #ifndef __STDC_WANT_IEC_60559_BFP_EXT__ - #define __STDC_WANT_IEC_60559_BFP_EXT__ 1 - #endif - #include <stdint.h> - ]gl_STDINT_INCLUDES[ - int iw = UINTMAX_WIDTH; - ]])], - [gl_cv_header_stdint_width=yes])]) - if test "$gl_cv_header_stdint_width" = yes; then - STDINT_H= - fi - else - dnl Check for <sys/inttypes.h>, and for - dnl <sys/bitypes.h> (used in Linux libc4 >= 4.6.7 and libc5). - AC_CHECK_HEADERS([sys/inttypes.h sys/bitypes.h]) - if test $ac_cv_header_sys_inttypes_h = yes; then - HAVE_SYS_INTTYPES_H=1 - fi - if test $ac_cv_header_sys_bitypes_h = yes; then - HAVE_SYS_BITYPES_H=1 - fi - gl_STDINT_TYPE_PROPERTIES - fi - - dnl The substitute stdint.h needs the substitute limit.h's _GL_INTEGER_WIDTH. - LIMITS_H=limits.h - AM_CONDITIONAL([GL_GENERATE_LIMITS_H], [test -n "$LIMITS_H"]) - - AC_SUBST([HAVE_C99_STDINT_H]) - AC_SUBST([HAVE_SYS_BITYPES_H]) - AC_SUBST([HAVE_SYS_INTTYPES_H]) - AC_SUBST([STDINT_H]) - AM_CONDITIONAL([GL_GENERATE_STDINT_H], [test -n "$STDINT_H"]) -]) - -dnl gl_STDINT_BITSIZEOF(TYPES, INCLUDES) -dnl Determine the size of each of the given types in bits. -AC_DEFUN([gl_STDINT_BITSIZEOF], -[ - dnl Use a shell loop, to avoid bloating configure, and - dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into - dnl config.h.in, - dnl - extra AC_SUBST calls, so that the right substitutions are made. - m4_foreach_w([gltype], [$1], - [AH_TEMPLATE([BITSIZEOF_]m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]), - [Define to the number of bits in type ']gltype['.])]) - for gltype in $1 ; do - AC_CACHE_CHECK([for bit size of $gltype], [gl_cv_bitsizeof_${gltype}], - [AC_COMPUTE_INT([result], [sizeof ($gltype) * CHAR_BIT], - [$2 -#include <limits.h>], [result=unknown]) - eval gl_cv_bitsizeof_${gltype}=\$result - ]) - eval result=\$gl_cv_bitsizeof_${gltype} - if test $result = unknown; then - dnl Use a nonempty default, because some compilers, such as IRIX 5 cc, - dnl do a syntax check even on unused #if conditions and give an error - dnl on valid C code like this: - dnl #if 0 - dnl # if > 32 - dnl # endif - dnl #endif - result=0 - fi - GLTYPE=`echo "$gltype" | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` - AC_DEFINE_UNQUOTED([BITSIZEOF_${GLTYPE}], [$result]) - eval BITSIZEOF_${GLTYPE}=\$result - done - m4_foreach_w([gltype], [$1], - [AC_SUBST([BITSIZEOF_]m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))]) -]) - -dnl gl_CHECK_TYPES_SIGNED(TYPES, INCLUDES) -dnl Determine the signedness of each of the given types. -dnl Define HAVE_SIGNED_TYPE if type is signed. -AC_DEFUN([gl_CHECK_TYPES_SIGNED], -[ - dnl Use a shell loop, to avoid bloating configure, and - dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into - dnl config.h.in, - dnl - extra AC_SUBST calls, so that the right substitutions are made. - m4_foreach_w([gltype], [$1], - [AH_TEMPLATE([HAVE_SIGNED_]m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]), - [Define to 1 if ']gltype[' is a signed integer type.])]) - for gltype in $1 ; do - AC_CACHE_CHECK([whether $gltype is signed], [gl_cv_type_${gltype}_signed], - [AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([$2[ - int verify[2 * (($gltype) -1 < ($gltype) 0) - 1];]])], - result=yes, result=no) - eval gl_cv_type_${gltype}_signed=\$result - ]) - eval result=\$gl_cv_type_${gltype}_signed - GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` - if test "$result" = yes; then - AC_DEFINE_UNQUOTED([HAVE_SIGNED_${GLTYPE}], [1]) - eval HAVE_SIGNED_${GLTYPE}=1 - else - eval HAVE_SIGNED_${GLTYPE}=0 - fi - done - m4_foreach_w([gltype], [$1], - [AC_SUBST([HAVE_SIGNED_]m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_]))]) -]) - -dnl gl_INTEGER_TYPE_SUFFIX(TYPES, INCLUDES) -dnl Determine the suffix to use for integer constants of the given types. -dnl Define t_SUFFIX for each such type. -AC_DEFUN([gl_INTEGER_TYPE_SUFFIX], -[ - dnl Use a shell loop, to avoid bloating configure, and - dnl - extra AH_TEMPLATE calls, so that autoheader knows what to put into - dnl config.h.in, - dnl - extra AC_SUBST calls, so that the right substitutions are made. - m4_foreach_w([gltype], [$1], - [AH_TEMPLATE(m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX], - [Define to l, ll, u, ul, ull, etc., as suitable for - constants of type ']gltype['.])]) - for gltype in $1 ; do - AC_CACHE_CHECK([for $gltype integer literal suffix], - [gl_cv_type_${gltype}_suffix], - [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 - AC_COMPILE_IFELSE( - [AC_LANG_PROGRAM([$2[ - extern $gltype foo; - extern $gltype1 foo;]])], - [eval gl_cv_type_${gltype}_suffix=\$glsuf]) - eval result=\$gl_cv_type_${gltype}_suffix - test "$result" != no && break - done]) - GLTYPE=`echo $gltype | tr 'abcdefghijklmnopqrstuvwxyz ' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ_'` - eval result=\$gl_cv_type_${gltype}_suffix - test "$result" = no && result= - eval ${GLTYPE}_SUFFIX=\$result - AC_DEFINE_UNQUOTED([${GLTYPE}_SUFFIX], [$result]) - done - m4_foreach_w([gltype], [$1], - [AC_SUBST(m4_translit(gltype,[abcdefghijklmnopqrstuvwxyz ],[ABCDEFGHIJKLMNOPQRSTUVWXYZ_])[_SUFFIX])]) -]) - -dnl gl_STDINT_INCLUDES -AC_DEFUN([gl_STDINT_INCLUDES], -[[ - /* 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 -]]) - -dnl gl_STDINT_TYPE_PROPERTIES -dnl Compute HAVE_SIGNED_t, BITSIZEOF_t and t_SUFFIX, for all the types t -dnl of interest to stdint.in.h. -AC_DEFUN([gl_STDINT_TYPE_PROPERTIES], -[ - AC_REQUIRE([gl_MULTIARCH]) - if test $APPLE_UNIVERSAL_BUILD = 0; then - gl_STDINT_BITSIZEOF([ptrdiff_t size_t], - [gl_STDINT_INCLUDES]) - fi - gl_STDINT_BITSIZEOF([sig_atomic_t wchar_t wint_t], - [gl_STDINT_INCLUDES]) - gl_CHECK_TYPES_SIGNED([sig_atomic_t wchar_t wint_t], - [gl_STDINT_INCLUDES]) - gl_cv_type_ptrdiff_t_signed=yes - gl_cv_type_size_t_signed=no - if test $APPLE_UNIVERSAL_BUILD = 0; then - gl_INTEGER_TYPE_SUFFIX([ptrdiff_t size_t], - [gl_STDINT_INCLUDES]) - fi - gl_INTEGER_TYPE_SUFFIX([sig_atomic_t wchar_t wint_t], - [gl_STDINT_INCLUDES]) - - dnl If wint_t is smaller than 'int', it cannot satisfy the ISO C 99 - dnl requirement that wint_t is "unchanged by default argument promotions". - dnl In this case gnulib's <wchar.h> and <wctype.h> override wint_t. - dnl Set the variable BITSIZEOF_WINT_T accordingly. - if test $GNULIB_OVERRIDES_WINT_T = 1; then - BITSIZEOF_WINT_T=32 - fi -]) - -dnl Autoconf >= 2.61 has AC_COMPUTE_INT built-in. -dnl Remove this when we can assume autoconf >= 2.61. -m4_ifdef([AC_COMPUTE_INT], [], [ - AC_DEFUN([AC_COMPUTE_INT], [_AC_COMPUTE_INT([$2],[$1],[$3],[$4])]) -]) |