Sync with gnulib

1 files changed, 9 insertions, 7 deletions

diff --git a/gl/m4/regex.m4 b/gl/m4/regex.m4
index 7da6efed..43b04638 100644
--- a/gl/m4/regex.m4
+++ b/gl/m4/regex.m4
@@ -1,7 +1,7 @@
-#serial 48
+# serial 53
 
 # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
-# 2006, 2007 Free Software Foundation, Inc.
+# 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 #
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -17,7 +17,7 @@ AC_DEFUN([gl_REGEX],
   AC_CHECK_HEADERS_ONCE([locale.h])
 
   AC_ARG_WITH([included-regex],
-    [AC_HELP_STRING([--without-included-regex],
+    [AS_HELP_STRING([--without-included-regex],
                     [don't compile regex; this is the default on 32-bit
                      systems with recent-enough versions of the GNU C
                      Library (use with caution on other systems).
@@ -37,13 +37,13 @@ AC_DEFUN([gl_REGEX],
                    [gl_cv_func_re_compile_pattern_working],
       [AC_RUN_IFELSE(
         [AC_LANG_PROGRAM(
-          [AC_INCLUDES_DEFAULT
+          [AC_INCLUDES_DEFAULT[
            #if HAVE_LOCALE_H
             #include <locale.h>
            #endif
            #include <limits.h>
            #include <regex.h>
-           ],
+           ]],
           [[static struct re_pattern_buffer regex;
             unsigned char folded_chars[UCHAR_MAX + 1];
             int i;
@@ -175,7 +175,7 @@ AC_DEFUN([gl_REGEX],
   esac
 
   if test $ac_use_included_regex = yes; then
-    AC_DEFINE([_REGEX_LARGE_OFFSETS], 1,
+    AC_DEFINE([_REGEX_LARGE_OFFSETS], [1],
       [Define if you want regoff_t to be at least as wide POSIX requires.])
     AC_DEFINE([re_syntax_options], [rpl_re_syntax_options],
       [Define to rpl_re_syntax_options if the replacement should be used.])
@@ -217,6 +217,8 @@ AC_DEFUN([gl_PREREQ_REGEX],
 [
   AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
   AC_REQUIRE([AC_C_RESTRICT])
-  AC_CHECK_FUNCS_ONCE([isblank iswctype mbrtowc wcrtomb wcscoll])
+  AC_REQUIRE([AC_TYPE_MBSTATE_T])
+  AC_CHECK_HEADERS([libintl.h])
+  AC_CHECK_FUNCS_ONCE([isblank iswctype wcscoll])
   AC_CHECK_DECLS([isblank], [], [], [#include <ctype.h>])
 ])