X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fmbchar.m4;h=b18ecef131c30b5eb46e83bd3c882f662f46a7b9;hb=6b24f60dad0f97704ae07d9688de7f31c1923bf7;hp=ec4cbab11469db962df313b738f637dbc2494993;hpb=6589d0566178283e0b68c7bd872317566ea955a4;p=gnulib.git

diff --git a/m4/mbchar.m4 b/m4/mbchar.m4
index ec4cbab11..b18ecef13 100644
--- a/m4/mbchar.m4
+++ b/m4/mbchar.m4
@@ -1,5 +1,5 @@
-# mbchar.m4 serial 3
-dnl Copyright (C) 2005-2006 Free Software Foundation, Inc.
+# mbchar.m4 serial 9
+dnl Copyright (C) 2005-2007, 2009-2013 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.
@@ -9,14 +9,5 @@ dnl From Bruno Haible.
 
 AC_DEFUN([gl_MBCHAR],
 [
-  AC_REQUIRE([AC_GNU_SOURCE])
-  dnl The following line is that so the user can test
-  dnl HAVE_WCHAR_H && HAVE_WCTYPE_H before #include "mbchar.h".
-  AC_CHECK_HEADERS_ONCE(wchar.h wctype.h)
-  dnl Compile mbchar.c only if HAVE_WCHAR_H && HAVE_WCTYPE_H.
-  if test $ac_cv_header_wchar_h = yes && test $ac_cv_header_wctype_h = yes; then
-    AC_LIBOBJ([mbchar])
-    dnl Prerequisites of mbchar.h and mbchar.c.
-    AC_CHECK_FUNCS([iswcntrl])
-  fi
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 ])