Commit | Line | Data |
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9157d901 | 1 | # wint_t.m4 serial 5 (gettext-0.18.2) |
49114fd4 | 2 | dnl Copyright (C) 2003, 2007-2011 Free Software Foundation, Inc. |
14f02d0b LC |
3 | dnl This file is free software; the Free Software Foundation |
4 | dnl gives unlimited permission to copy and/or distribute it, | |
5 | dnl with or without modifications, as long as this notice is preserved. | |
6 | ||
7 | dnl From Bruno Haible. | |
8 | dnl Test whether <wchar.h> has the 'wint_t' type. | |
9 | dnl Prerequisite: AC_PROG_CC | |
10 | ||
11 | AC_DEFUN([gt_TYPE_WINT_T], | |
12 | [ | |
4a462e35 | 13 | AC_CACHE_CHECK([for wint_t], [gt_cv_c_wint_t], |
9157d901 LC |
14 | [AC_COMPILE_IFELSE( |
15 | [AC_LANG_PROGRAM( | |
16 | [[ | |
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17 | /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before |
18 | <wchar.h>. | |
19 | BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included | |
20 | before <wchar.h>. */ | |
21 | #include <stddef.h> | |
22 | #include <stdio.h> | |
23 | #include <time.h> | |
24 | #include <wchar.h> | |
9157d901 LC |
25 | wint_t foo = (wchar_t)'\0';]], |
26 | [[]])], | |
27 | [gt_cv_c_wint_t=yes], | |
28 | [gt_cv_c_wint_t=no])]) | |
14f02d0b | 29 | if test $gt_cv_c_wint_t = yes; then |
f240aacb | 30 | AC_DEFINE([HAVE_WINT_T], [1], [Define if you have the 'wint_t' type.]) |
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31 | fi |
32 | ]) |