From f1aeab65fdcf76d78b7913016627feb506e07f05 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Wed, 4 Jan 2012 08:23:51 +0000
Subject: [PATCH] force mtime changes on config files so they get left behind
 when USE=savedconfig is active; see #396169 for the full story

---
 eclass/savedconfig.eclass | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/eclass/savedconfig.eclass b/eclass/savedconfig.eclass
index 3ef9f7f16f14..a0a8cd730f08 100644
--- a/eclass/savedconfig.eclass
+++ b/eclass/savedconfig.eclass
@@ -1,6 +1,6 @@
 # Copyright 1999-2011 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/savedconfig.eclass,v 1.19 2012/01/04 07:45:16 vapier Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/savedconfig.eclass,v 1.20 2012/01/04 08:23:51 vapier Exp $
 
 # @ECLASS: savedconfig.eclass
 # @MAINTAINER:
@@ -120,3 +120,20 @@ restore_config() {
 		ewarn "Your config file(s) will not be used this time"
 	fi
 }
+
+savedconfig_pkg_postinst() {
+	# If the user has USE=savedconfig, then chances are they
+	# are modifying these files, so keep them around.  #396169
+	# This might lead to cruft build up, but the alternatives
+	# are worse :/.
+
+	if use savedconfig ; then
+		# Be lazy in our EAPI compat
+		: ${EROOT:=${ROOT}}
+
+		find "${EROOT}/etc/portage/savedconfig/${CATEGORY}/${PF}" \
+			-exec touch {} + 2>/dev/null
+	fi
+}
+
+EXPORT_FUNCTIONS pkg_postinst
-- 
2.26.2