# HG changeset patch
# User Tero Marttila <terom@qmsk.net>
# Date 1412359900 -10800
# Node ID e9eef49f4d576c0a7ce2ee9b5e5c96de4e05f935
# Parent  55f3d3bc95d36aa5bd3bed3c3ffb76953f64f311
pngtile.image: skip inaccessible dirs

diff -r 55f3d3bc95d3 -r e9eef49f4d57 pngtile/image.py
--- a/pngtile/image.py	Fri Oct 03 21:08:38 2014 +0300
+++ b/pngtile/image.py	Fri Oct 03 21:11:40 2014 +0300
@@ -27,6 +27,10 @@
         
         # show dirs
         if os.path.isdir(path):
+            if not os.access(path, os.R_OK):
+                # skip inaccessible dirs
+                continue
+
             yield name + '/'
 
         # examine ext