File chdoom-iwaddir.diff of Package chocolate-doom

From: Jan Engelhardt <jengelh@inai.de>
Date: 2013-05-02 09:45:54.544886176 +0200
Upstream: maybe - this patch is quite specific to openSUSE

Make sure we always scan /usr paths for IWADs too, even if
XDG_DATA_DIRS is set.

prboom-plus and doomsday (in openSUSE) look in /usr/share/doom for
IWADs, and so should chocolate-doom.

---
 src/d_iwad.c |    4 ++++
 1 file changed, 4 insertions(+)

Index: chocolate-doom-3.0.0/src/d_iwad.c
===================================================================
--- chocolate-doom-3.0.0.orig/src/d_iwad.c
+++ chocolate-doom-3.0.0/src/d_iwad.c
@@ -664,6 +664,10 @@ static void AddXdgDirs(void)
     // Edition into this directory, under which includes the Doom
     // Classic WADs.
     AddIWADPath(env, "/games/doom3bfg/base/wads");
+
+    env = "/usr/local/share:/usr/share";
+    AddIWADPath(env, "/games/doom");
+    AddIWADPath(env, "/doom");
 }
 #endif