#!/system/bin/sh

BB=/data/local/mod/busybox
SYS=/dev/block/mmcblk0p9

su
$BB mount -o remount,rw $SYS  /system
$BB cp -Rf /data/local/mod/system/* /system/
sync
$BB rm -Rf /data/dalvik-cache/*
$BB rm -Rf /cache/*
$BB rm -Rf /data/lost+found/*
$BB rm -Rf /data/tombstones/*
rm -R /data/local/mod
sync
$BB mount -o remount,ro $SYS /system
reboot