# HG changeset patch
# User Tero Marttila <terom@fixme.fi>
# Date 1264385242 -7200
# Node ID f2f3dba2174ce81b1f61169a2230c3c56b22a480
# Parent  016c20a1528333d475af1552abf589ff343adfe0
add no-op PT_OPEN_READ flag

diff -r 016c20a15283 -r f2f3dba2174c include/pngtile.h
--- a/include/pngtile.h	Mon Jan 25 04:07:09 2010 +0200
+++ b/include/pngtile.h	Mon Jan 25 04:07:22 2010 +0200
@@ -23,7 +23,10 @@
 
 /** Bitmask for pt_image_open modes */
 enum pt_open_mode {
-    /** Update cache if needed */
+    /** Open cache for read*/
+    PT_OPEN_READ    = 0x00,
+
+    /** Open cache for update */
     PT_OPEN_UPDATE   = 0x01,
 
     /** Accept stale cache */