X-Git-Url: https://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstpcpy.m4;h=c321d496bb134d3c924edcaff2c5b4f49882c2b7;hb=b58d8aacabf74bae9e628f924474f2038c18a9df;hp=d42196e3dafdd48f95fded2e78bd00b0d1cd5e66;hpb=d4d9ba3c78eceac6e5f6755abe28f15cfece96e2;p=gnulib.git

diff --git a/m4/stpcpy.m4 b/m4/stpcpy.m4
index d42196e3d..c321d496b 100644
--- a/m4/stpcpy.m4
+++ b/m4/stpcpy.m4
@@ -1,5 +1,5 @@
-# stpcpy.m4 serial 3
-dnl Copyright (C) 2002, 2007 Free Software Foundation, Inc.
+# stpcpy.m4 serial 7
+dnl Copyright (C) 2002, 2007, 2009-2011 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.
@@ -7,10 +7,13 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_FUNC_STPCPY],
 [
   dnl Persuade glibc <string.h> to declare stpcpy().
-  AC_REQUIRE([AC_GNU_SOURCE])
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
+  dnl The stpcpy() declaration in lib/string.in.h uses 'restrict'.
+  AC_REQUIRE([AC_C_RESTRICT])
 
   AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
-  AC_REPLACE_FUNCS(stpcpy)
+  AC_REPLACE_FUNCS([stpcpy])
   if test $ac_cv_func_stpcpy = no; then
     HAVE_STPCPY=0
     gl_PREREQ_STPCPY