X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=m4%2Fstrings_h.m4;h=4374c7cbe31a12a7fb458651452fab3079b2f4b9;hb=ee168310ec4227174ace489bf5f81f8c2f91cde0;hp=03ac182f3315f173a9db52f291d6394799e0b953;hpb=138fc7e67e3d9845cd7d81aad0e9c7724784f9b9;p=tar

diff --git a/m4/strings_h.m4 b/m4/strings_h.m4
index 03ac182..4374c7c 100644
--- a/m4/strings_h.m4
+++ b/m4/strings_h.m4
@@ -1,6 +1,7 @@
 # Configure a replacement for <string.h>.
+# serial 3
 
-# Copyright (C) 2007 Free Software Foundation, Inc.
+# Copyright (C) 2007, 2009-2010 Free Software Foundation, Inc.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
@@ -16,13 +17,18 @@ AC_DEFUN([gl_HEADER_STRINGS_H_BODY],
 [
   AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
   gl_CHECK_NEXT_HEADERS([strings.h])
+
+  dnl Check for declarations of anything we want to poison if the
+  dnl corresponding gnulib module is not in use.
+  gl_WARN_ON_USE_PREPARE([[#include <strings.h>
+    ]], [strcasecmp strncasecmp])
 ])
 
 AC_DEFUN([gl_STRINGS_MODULE_INDICATOR],
 [
   dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
   AC_REQUIRE([gl_HEADER_STRINGS_H_DEFAULTS])
-  GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+  gl_MODULE_INDICATOR_SET_VARIABLE([$1])
 ])
 
 AC_DEFUN([gl_HEADER_STRINGS_H_DEFAULTS],