From e2fc19af93b3eab6836bbe65fd33310514655fde Mon Sep 17 00:00:00 2001
From: lotodore <pokerth@lotharmay.de>
Date: Thu, 18 Oct 2007 21:00:11 +0000
Subject: [PATCH] Enable TCP keepalive on server side for all connected
 sockets. Won't help too much but better than nothing.

---
 src/net/common/serveracceptthread.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/net/common/serveracceptthread.cpp b/src/net/common/serveracceptthread.cpp
index 792d7462..bfe69244 100644
--- a/src/net/common/serveracceptthread.cpp
+++ b/src/net/common/serveracceptthread.cpp
@@ -178,6 +178,10 @@ ServerAcceptThread::AcceptLoop()
 		{
 			throw ServerException(__FILE__, __LINE__, ERR_SOCK_ACCEPT_FAILED, SOCKET_ERRNO());
 		}
+		// Optional call - don't check return value.
+		// Enable keepalive - won't be of much use but better than nothing.
+		int keepalive = 1;
+		setsockopt(tmpData->GetSocket(), SOL_SOCKET, SO_KEEPALIVE, (char *)&keepalive, sizeof(keepalive));
 
 		GetLobbyThread().AddConnection(tmpData);
 	}