+++ /dev/null
-# mbstate_t.m4 serial 13
-dnl Copyright (C) 2000-2002, 2008-2013 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.
-
-# From Paul Eggert.
-
-# BeOS 5 has <wchar.h> but does not define mbstate_t,
-# so you can't declare an object of that type.
-# Check for this incompatibility with Standard C.
-
-# AC_TYPE_MBSTATE_T
-# -----------------
-AC_DEFUN([AC_TYPE_MBSTATE_T],
-[
- AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) dnl for HP-UX 11.11
-
- AC_CACHE_CHECK([for mbstate_t], [ac_cv_type_mbstate_t],
- [AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [AC_INCLUDES_DEFAULT[
-/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
- <wchar.h>.
- BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
- included before <wchar.h>. */
-#include <stddef.h>
-#include <stdio.h>
-#include <time.h>
-#include <wchar.h>]],
- [[mbstate_t x; return sizeof x;]])],
- [ac_cv_type_mbstate_t=yes],
- [ac_cv_type_mbstate_t=no])])
- if test $ac_cv_type_mbstate_t = yes; then
- AC_DEFINE([HAVE_MBSTATE_T], [1],
- [Define to 1 if <wchar.h> declares mbstate_t.])
- else
- AC_DEFINE([mbstate_t], [int],
- [Define to a type if <wchar.h> does not define.])
- fi
-])