diff options
Diffstat (limited to 'gettext-runtime/gnulib-m4/stdint.m4')
| -rw-r--r-- | gettext-runtime/gnulib-m4/stdint.m4 | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/gettext-runtime/gnulib-m4/stdint.m4 b/gettext-runtime/gnulib-m4/stdint.m4 index 4011a49..0b4b906 100644 --- a/gettext-runtime/gnulib-m4/stdint.m4 +++ b/gettext-runtime/gnulib-m4/stdint.m4 @@ -1,5 +1,5 @@ -# stdint.m4 serial 43 -dnl Copyright (C) 2001-2015 Free Software Foundation, Inc. +# stdint.m4 serial 44 +dnl Copyright (C) 2001-2016 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. @@ -70,6 +70,8 @@ AC_DEFUN_ONCE([gl_STDINT_H], 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) @@ -218,6 +220,8 @@ struct s { 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 @@ -279,6 +283,29 @@ static const char *macro_values[] = ]) fi if test "$gl_cv_header_working_stdint_h" = yes; then + dnl Now see whether the system <stdint.h> works without + dnl __STDC_CONSTANT_MACROS/__STDC_LIMIT_MACROS defined. + AC_CACHE_CHECK([whether stdint.h predates C++11], + [gl_cv_header_stdint_predates_cxx11_h], + [gl_cv_header_stdint_predates_cxx11_h=yes + AC_COMPILE_IFELSE([ + AC_LANG_PROGRAM([[ +#define _GL_JUST_INCLUDE_SYSTEM_STDINT_H 1 /* work if build isn't clean */ +#include <stdint.h> +] +gl_STDINT_INCLUDES +[ +intmax_t im = INTMAX_MAX; +int32_t i32 = INT32_C (0x7fffffff); + ]])], + [gl_cv_header_stdint_predates_cxx11_h=no])]) + + if test "$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 STDINT_H= else dnl Check for <sys/inttypes.h>, and for |