From: Zac Medico <zmedico@gentoo.org>
Date: Thu, 15 Sep 2011 02:21:45 +0000 (-0700)
Subject: Don't write empty (thin) Manifest files.
X-Git-Tag: v2.2.0_alpha58~8
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=d1f3fdfb943a9021d454c12b3418e44e5275ad69;p=portage.git

Don't write empty (thin) Manifest files.

With thin manifest, there's no need to have a Manifest file if there
are no DIST entries.
---

diff --git a/pym/portage/manifest.py b/pym/portage/manifest.py
index 3f0aa9327..32cc2c025 100644
--- a/pym/portage/manifest.py
+++ b/pym/portage/manifest.py
@@ -257,7 +257,10 @@ class Manifest(object):
 								break
 				except (IOError, OSError) as e:
 					if e.errno == errno.ENOENT:
-						pass
+						if not myentries:
+							# With thin manifest, there's no need to have
+							# a Manifest file if there are no DIST entries.
+							update_manifest = False
 					else:
 						raise
 			if update_manifest: