From: Baptiste Assmann <bedis9@gmail.com>
Date: Mon, 8 Aug 2016 12:12:08 +0000 (+0200)
Subject: BUILD: make proto_tcp.c compatible with musl library
X-Git-Tag: v1.7-dev4~25
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=39a5f22c36bbcce3918f3eab6948bd583209d79b;p=thirdparty%2Fhaproxy.git

BUILD: make proto_tcp.c compatible with musl library

musl library expose tcp_info structure only when _GNU_SOURCE is defined.
This is required to build HAProxy on OSes relying musl such as Alpine
Linux.
---

diff --git a/src/proto_tcp.c b/src/proto_tcp.c
index 4f6b3c3e15..717ba289c3 100644
--- a/src/proto_tcp.c
+++ b/src/proto_tcp.c
@@ -10,6 +10,11 @@
  *
  */
 
+/* this is to have tcp_info defined on systems using musl
+ * library, such as Alpine Linux
+ */
+#define _GNU_SOURCE
+
 #include <ctype.h>
 #include <errno.h>
 #include <fcntl.h>