mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-11-22 07:09:54 +00:00
25 lines
818 B
Plaintext
25 lines
818 B
Plaintext
# wchar_t.m4 serial 4 (gettext-0.18.2)
|
|
dnl Copyright (C) 2002-2003, 2008-2021 Free Software Foundation, Inc.
|
|
dnl This file is free software; the Free Software Foundation
|
|
dnl gives unlimited permission to copy and/or distribute it,
|
|
dnl with or without modifications, as long as this notice is preserved.
|
|
|
|
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_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM(
|
|
[[#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
|
|
])
|