Fixing xmoto for x86_64-linux, taking a patch from Debian

svn path=/nixpkgs/trunk/; revision=19081

pkgs/games/xmoto/64bit-ftbs.patch

@@ -0,0 +1,12 @@
+From debian: https://launchpad.net/ubuntu/karmic/+source/xmoto/0.5.2-2
+--- a/src/Replay.cpp
++++ b/src/Replay.cpp
+@@ -156,7 +156,7 @@
+     v_replay.writeBuf(pcData, nDataSize);
+     
+     /* Chunks */
+-    v_replay << m_Chunks.size();
++    v_replay << (unsigned int)m_Chunks.size();
+     for(unsigned int i=0;i<m_Chunks.size();i++) {
+       v_replay << m_Chunks[i]->nNumStates;
+       v_replay.writeBuf(m_Chunks[i]->pcChunkData, m_nStateSize * m_Chunks[i]->nNumStates);

pkgs/games/xmoto/default.nix

@@ -15,7 +15,9 @@ rec {
   configureFlags = [];
 
   /* doConfigure should be removed if not needed */
-  phaseNames = ["doConfigure" "doMakeInstall"];
+  phaseNames = [ "doPatch" "doConfigure" "doMakeInstall"];
+
+  patches = [ ./64bit-ftbs.patch ];
       
   meta = {
     description = "X-Moto - obstacled race game";