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Diffstat (limited to 'm4/wchar_t.m4')
-rw-r--r-- | m4/wchar_t.m4 | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/m4/wchar_t.m4 b/m4/wchar_t.m4 new file mode 100644 index 00000000..cde2129a --- /dev/null +++ b/m4/wchar_t.m4 | |||
@@ -0,0 +1,20 @@ | |||
1 | # wchar_t.m4 serial 1 (gettext-0.12) | ||
2 | dnl Copyright (C) 2002-2003 Free Software Foundation, Inc. | ||
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 <stddef.h> has the 'wchar_t' type. | ||
9 | dnl Prerequisite: AC_PROG_CC | ||
10 | |||
11 | AC_DEFUN([gt_TYPE_WCHAR_T], | ||
12 | [ | ||
13 | AC_CACHE_CHECK([for wchar_t], gt_cv_c_wchar_t, | ||
14 | [AC_TRY_COMPILE([#include <stddef.h> | ||
15 | wchar_t foo = (wchar_t)'\0';], , | ||
16 | gt_cv_c_wchar_t=yes, gt_cv_c_wchar_t=no)]) | ||
17 | if test $gt_cv_c_wchar_t = yes; then | ||
18 | AC_DEFINE(HAVE_WCHAR_T, 1, [Define if you have the 'wchar_t' type.]) | ||
19 | fi | ||
20 | ]) | ||