From 2b978dbdade40124667ff139140abb5006f0ad1a Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Sun, 17 Feb 2008 03:12:25 +0000
Subject: Add command line option for server to allow client version checking
 to be disabled.

Subversion-branch: /trunk/chocolate-doom
Subversion-revision: 1086
---
 src/net_server.c | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/net_server.c b/src/net_server.c
index 287bf113..23612980 100644
--- a/src/net_server.c
+++ b/src/net_server.c
@@ -478,8 +478,22 @@ static void NET_SV_ParseSYN(net_packet_t *packet,
 
     if (strcmp(client_version, PACKAGE_STRING) != 0)
     {
-        NET_SV_SendReject(addr, "Different versions cannot play a network game!");
-        return;
+        //!
+        // @category net
+        //
+        // When running a netgame server, ignore version mismatches between
+        // the server and the client. Using this option may cause game
+        // desyncs to occur, or differences in protocol may mean the netgame
+        // will simply not function at all.
+        //
+
+        if (M_CheckParm("-ignoreversion") == 0) 
+        {
+            NET_SV_SendReject(addr,
+                              "Version mismatch: server version is: "
+                              PACKAGE_STRING);
+            return;
+        }
     }
 
     // read the game mode and mission
-- 
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