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authorThomas White <taw@bitwiz.org.uk>2010-12-07 19:58:08 -0700
committerThomas White <taw@physics.org>2012-02-22 15:27:08 +0100
commit508de274d96794a194694cf75b9711d1b8882301 (patch)
treee64d398aa018c67786eac3e25d85892e92f53e41 /m4/wchar_t.m4
parent37aa7fb6df90c0027e1589f7e15a84f527e5ffe0 (diff)
Add Gnulib m4 files
Diffstat (limited to 'm4/wchar_t.m4')
-rw-r--r--m4/wchar_t.m424
1 files changed, 24 insertions, 0 deletions
diff --git a/m4/wchar_t.m4 b/m4/wchar_t.m4
new file mode 100644
index 00000000..a133e6ad
--- /dev/null
+++ b/m4/wchar_t.m4
@@ -0,0 +1,24 @@
+# wchar_t.m4 serial 4 (gettext-0.18.2)
+dnl Copyright (C) 2002-2003, 2008-2010 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
+])