From 4700955480fbe20bd384b7943399e3d7fc118405 Mon Sep 17 00:00:00 2001
From: frohlich <frohlich>
Date: Mon, 25 May 2009 04:59:51 +0000
Subject: [PATCH] Avoid empty search path extensions for the case that only the
 bucket index number is given.

Modified Files:
	scene/tgdb/TileEntry.cxx
---
 simgear/scene/tgdb/TileEntry.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/simgear/scene/tgdb/TileEntry.cxx b/simgear/scene/tgdb/TileEntry.cxx
index 41f9dedd..76416a26 100644
--- a/simgear/scene/tgdb/TileEntry.cxx
+++ b/simgear/scene/tgdb/TileEntry.cxx
@@ -265,7 +265,9 @@ TileEntry::loadTileByFileName(const string& fileName,
 
     osgDB::FilePathList path_list=options->getDatabasePathList();
     // Make sure we find the original filename here...
-    path_list.push_front(osgDB::getFilePath(fileName));
+    std::string filePath = osgDB::getFilePath(fileName);
+    if (!filePath.empty())
+        path_list.push_front(filePath);
 
     // scan and parse all files and store information
     for (unsigned int i = 0; i < path_list.size(); i++) {
-- 
2.39.5