From 8a6a7ee3e23e688009b7cbe86f1472b5ec42fa8b Mon Sep 17 00:00:00 2001
From: David Rose <david@ddrose.com>
Date: Tue, 20 Jun 2006 22:13:24 +0000
Subject: [PATCH] oops, legal not to have a cache dir

---
 panda/src/putil/bamCache.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/panda/src/putil/bamCache.cxx b/panda/src/putil/bamCache.cxx
index 89022226dd..2c57d1bf62 100644
--- a/panda/src/putil/bamCache.cxx
+++ b/panda/src/putil/bamCache.cxx
@@ -62,7 +62,10 @@ BamCache() :
 
   _flush_time = model_cache_flush;
   _max_kbytes = model_cache_max_kbytes;
-  set_root(model_cache_dir);
+
+  if (!model_cache_dir.empty()) {
+    set_root(model_cache_dir);
+  }
 }
 
 ////////////////////////////////////////////////////////////////////