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| author | Jim Meyering <jim@meyering.net> | 2002-06-21 17:38:30 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 2002-06-21 17:38:30 +0000 |
| commit | 04b4ee1245c0aeb3b63741ffb09b6be94c453dd8 (patch) | |
| tree | 8881984587e3c7280b67f3fb1fefa888adc0ce5f | |
| parent | 848d68e2c7ddb9832a95c47355c66385190435bd (diff) | |
| download | coreutils-04b4ee1245c0aeb3b63741ffb09b6be94c453dd8.tar.xz | |
Update from diffutils-2.8.2.
| -rw-r--r-- | m4/mbstate_t.m4 | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/m4/mbstate_t.m4 b/m4/mbstate_t.m4 index ae2bcf1e8..a07f51bc1 100644 --- a/m4/mbstate_t.m4 +++ b/m4/mbstate_t.m4 @@ -1,4 +1,10 @@ -# serial 9 +# mbstate_t.m4 serial 9 +dnl Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc. +dnl This file is free software, distributed under the terms of the GNU +dnl General Public License. As a special exception to the GNU General +dnl Public License, this file may be distributed as part of a program +dnl that contains a configuration script generated by Autoconf, under +dnl the same distribution terms as the rest of that program. # From Paul Eggert. @@ -6,24 +12,21 @@ # so you can't declare an object of that type. # Check for this incompatibility with Standard C. -# Include stdlib.h first, because otherwise this test would fail on Linux -# (at least glibc-2.1.3) because the "_XOPEN_SOURCE 500" definition elicits -# a syntax error in wchar.h due to the use of undefined __int32_t. - -AC_DEFUN([AC_MBSTATE_T], - [ - AC_CHECK_HEADERS(stdlib.h) - - AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t, - [AC_TRY_COMPILE([ -#if HAVE_STDLIB_H -# include <stdlib.h> -#endif -#include <wchar.h>], - [mbstate_t x; return sizeof x;], - ac_cv_type_mbstate_t=yes, - ac_cv_type_mbstate_t=no)]) - if test $ac_cv_type_mbstate_t = no; then - AC_DEFINE(mbstate_t, int, +# AC_TYPE_MBSTATE_T +# ----------------- +AC_DEFUN([AC_TYPE_MBSTATE_T], + [AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t, + [AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM( + [AC_INCLUDES_DEFAULT +# include <wchar.h>], + [mbstate_t x; return sizeof x;])], + [ac_cv_type_mbstate_t=yes], + [ac_cv_type_mbstate_t=no])]) + if test $ac_cv_type_mbstate_t = yes; then + AC_DEFINE([HAVE_MBSTATE_T], 1, + [Define to 1 if <wchar.h> declares mbstate_t.]) + else + AC_DEFINE([mbstate_t], int, [Define to a type if <wchar.h> does not define.]) fi]) |