From 4da4882a8a061ae70f3a66213e55101369d7b11b Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Tue, 24 Oct 2006 10:39:57 +0000
Subject: Enable recognition of _mtime_ that doesn't rely on cache mtime
 mangling.

svn path=/main/trunk/; revision=4808
---
 pym/cache/flat_hash.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'pym/cache/flat_hash.py')

diff --git a/pym/cache/flat_hash.py b/pym/cache/flat_hash.py
index 722e9f184..d4c5930c7 100644
--- a/pym/cache/flat_hash.py
+++ b/pym/cache/flat_hash.py
@@ -26,7 +26,10 @@ class database(fs_template.FsBased):
 			myf = open(fp, "r")
 			try:
 				d = self._parse_data(myf, cpv)
-				d["_mtime_"] = long(os.fstat(myf.fileno()).st_mtime)
+				if "_mtime_" not in d:
+					"""Backward compatibility with old cache that uses mtime
+					mangling."""
+					d["_mtime_"] = long(os.fstat(myf.fileno()).st_mtime)
 				return d
 			finally:
 				myf.close()
-- 
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