From a67949d1f2c4462c61d37bbea29e872a13de3b62 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sun, 17 Sep 2006 20:32:15 +0000
Subject: Use mtimedb.filename == None to disable mtimedb writes (instead of
 /dev/null).

svn path=/main/trunk/; revision=4468
---
 bin/emerge     | 2 +-
 pym/portage.py | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/bin/emerge b/bin/emerge
index 05059aa92..95d41bf9e 100755
--- a/bin/emerge
+++ b/bin/emerge
@@ -3537,7 +3537,7 @@ def action_build(settings, trees, mtimedb,
 			if "--fetchonly" in myopts:
 				""" parallel-fetch uses --resume --fetchonly and we don't want
 				it to write the mtimedb"""
-				mtimedb.filename = "/dev/null"
+				mtimedb.filename = None
 			mergetask.merge(mtimedb["resume"]["mergelist"], favorites, mtimedb)
 		else:
 			if "resume" in mtimedb and \
diff --git a/pym/portage.py b/pym/portage.py
index 775fc4385..551b4441b 100644
--- a/pym/portage.py
+++ b/pym/portage.py
@@ -6732,6 +6732,8 @@ class MtimeDB(dict):
 		self._clean_data = copy.deepcopy(d)
 
 	def commit(self):
+		if not self.filename:
+			return
 		d = {}
 		d.update(self)
 		# Only commit if the internal state has changed.
-- 
cgit v1.2.3-1-g7c22