From 5fa499403fdead7b5c845514e764b04d08e9441c Mon Sep 17 00:00:00 2001
From: Andreas Thienemann <andreas@bawue.net>
Date: Tue, 26 May 2009 18:08:19 +0200
Subject: [PATCH] cleanup environment before calling real init

---
 modules.d/99base/init | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/modules.d/99base/init b/modules.d/99base/init
index 5ee897e87..192e92ace 100755
--- a/modules.d/99base/init
+++ b/modules.d/99base/init
@@ -93,11 +93,23 @@ done
 
 getarg break && emergency_shell
 kill $(pidof udevd)
+
+# Clean up the environment
+for i in $(export -p); do
+    i=${i#declare -x}
+    i=${i#export}
+    i=${i%%=*}
+    [ "$i" = "root" -o "$i" = "PATH" -o "$i" = "HOME" -o "$i" = "TERM" ] || unset $i
+done
+
 initargs=""
 for x in "$@"; do
     [ "${x%%=*}" = "console" ] && continue
     [ "${x%%=*}" = "BOOT_IMAGE" ] && continue
     [ "${x%%=*}" = "break" ] && continue
+    [ "${x%%=*}" = "rdinitdebug" ] && continue
+    [ "${x%%=*}" = "rdudevinfo" ] && continue
+    [ "${x%%=*}" = "rdudevdebug" ] && continue
     initargs="$initargs $x"
 done
 exec switch_root "$NEWROOT" "$INIT" $initargs || {
-- 
2.47.3