From: Jan Engelhardt <jengelh@medozas.de>
Date: Mon, 1 Aug 2011 18:08:42 +0000 (+0200)
Subject: libxt_string: define _GNU_SOURCE for strnlen
X-Git-Tag: v1.4.12.1~33^2~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=67156c0b9a3d35f5e7836e5683d8ca0b46ac36ca;p=thirdparty%2Fiptables.git

libxt_string: define _GNU_SOURCE for strnlen

On RHEL-5.6 and clones with its gcc-4.1.2 and glibc-2.5:

libxt_string.c: In function "parse_string":
libxt_string.c:84: warning: implicit declaration of function "strnlen"

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
---

diff --git a/extensions/libxt_string.c b/extensions/libxt_string.c
index eef0b081..8cee3359 100644
--- a/extensions/libxt_string.c
+++ b/extensions/libxt_string.c
@@ -20,6 +20,7 @@
  *             updated to work with slightly modified
  *             ipt_string_info.
  */
+#define _GNU_SOURCE 1 /* strnlen for older glibcs */
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>