From: Zac Medico <zmedico@gentoo.org>
Date: Tue, 22 Feb 2011 02:07:07 +0000 (-0800)
Subject: post_emerge: suggest depclean after world update
X-Git-Tag: v2.2.0_alpha25~8
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=550795df709cfa9ec4a9502a4ad835319f778e95;p=portage.git

post_emerge: suggest depclean after world update

This is part of bug #354787.
---

diff --git a/pym/_emerge/main.py b/pym/_emerge/main.py
index e1ea33af1..e5738a102 100644
--- a/pym/_emerge/main.py
+++ b/pym/_emerge/main.py
@@ -384,8 +384,21 @@ def post_emerge(myaction, myopts, myfiles,
 			writemsg_level(
 				" %s spawn failed of %s\n" % (bad("*"), postemerge,),
 				level=logging.ERROR, noiselevel=-1)
+
+	if "--quiet" not in myopts and \
+		myaction is None and "@world" in myfiles:
+		show_depclean_suggestion()
+
 	sys.exit(retval)
 
+def show_depclean_suggestion():
+	out = portage.output.EOutput()
+	msg = "After world updates, it is important to remove " + \
+		"obsolete packages with emerge --depclean. Refer " + \
+		"to `man emerge` for more information."
+	for line in textwrap.wrap(msg, 72):
+		out.einfo(line)
+
 def multiple_actions(action1, action2):
 	sys.stderr.write("\n!!! Multiple actions requested... Please choose one only.\n")
 	sys.stderr.write("!!! '%s' or '%s'\n\n" % (action1, action2))