| 1 | # mbrtowc.m4 serial 4 (fileutils-4.1.3) |
| 2 | dnl Copyright (C) 2001-2002 Free Software Foundation, Inc. |
| 3 | dnl This file is free software, distributed under the terms of the GNU |
| 4 | dnl General Public License. As a special exception to the GNU General |
| 5 | dnl Public License, this file may be distributed as part of a program |
| 6 | dnl that contains a configuration script generated by Autoconf, under |
| 7 | dnl the same distribution terms as the rest of that program. |
| 8 | |
| 9 | dnl From Paul Eggert |
| 10 | |
| 11 | AC_DEFUN([jm_FUNC_MBRTOWC], |
| 12 | [ |
| 13 | AC_CACHE_CHECK([whether mbrtowc and mbstate_t are properly declared], |
| 14 | jm_cv_func_mbrtowc, |
| 15 | [AC_TRY_LINK( |
| 16 | [#include <wchar.h>], |
| 17 | [mbstate_t state; return ! (sizeof state && mbrtowc);], |
| 18 | jm_cv_func_mbrtowc=yes, |
| 19 | jm_cv_func_mbrtowc=no)]) |
| 20 | if test $jm_cv_func_mbrtowc = yes; then |
| 21 | AC_DEFINE(HAVE_MBRTOWC, 1, |
| 22 | [Define to 1 if mbrtowc and mbstate_t are properly declared.]) |
| 23 | fi |
| 24 | ]) |