From 9fd712873f8f974089bbd4ab43f3ff4bd3308aa9 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Sun, 11 Sep 2011 20:06:27 -0700
Subject: [PATCH] save-ebuild-env.sh: tweak PYTHONPATH cleansing

---
 bin/save-ebuild-env.sh | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/bin/save-ebuild-env.sh b/bin/save-ebuild-env.sh
index 3bb8255ab..a84a1258b 100644
--- a/bin/save-ebuild-env.sh
+++ b/bin/save-ebuild-env.sh
@@ -14,9 +14,13 @@ save_ebuild_env() {
 	(
 	if has --exclude-init-phases $* ; then
 		unset S _E_DOCDESTTREE_ _E_EXEDESTTREE_
-		if [[ -n $PYTHONPATH ]] ; then
-			export PYTHONPATH=${PYTHONPATH/${PORTAGE_PYM_PATH}:}
-			[[ -z $PYTHONPATH ]] && unset PYTHONPATH
+		if [[ -n $PYTHONPATH &&
+			${PYTHONPATH%%:*} -ef $PORTAGE_PYM_PATH ]] ; then
+			if [[ $PYTHONPATH == *:* ]] ; then
+				export PYTHONPATH=${PYTHONPATH#*:}
+			else
+				unset PYTHONPATH
+			fi
 		fi
 	fi
 
-- 
2.26.2