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Diffstat (limited to 'm4/wchar_t.m4')
| -rw-r--r-- | m4/wchar_t.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/m4/wchar_t.m4 b/m4/wchar_t.m4 new file mode 100644 index 000000000..d8fd1ec5c --- /dev/null +++ b/m4/wchar_t.m4 @@ -0,0 +1,22 @@ +# wchar_t.m4 serial 1 (gettext-0.12) +dnl Copyright (C) 2002-2003 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. + +dnl From Bruno Haible. +dnl Test whether <stddef.h> has the 'wchar_t' type. +dnl Prerequisite: AC_PROG_CC + +AC_DEFUN([gt_TYPE_WCHAR_T], +[ + AC_CACHE_CHECK([for wchar_t], gt_cv_c_wchar_t, + [AC_TRY_COMPILE([#include <stddef.h> + wchar_t foo = (wchar_t)'\0';], , + gt_cv_c_wchar_t=yes, gt_cv_c_wchar_t=no)]) + if test $gt_cv_c_wchar_t = yes; then + AC_DEFINE(HAVE_WCHAR_T, 1, [Define if you have the 'wchar_t' type.]) + fi +]) |