#!/bin/bash

chown -R 0:0 /System/Library/Extensions
chmod -R o-w /System/Library/Extensions
kextcache -v 1 -a i386 -a x86_64 -m /System/Library/Caches/com.apple.kext.caches/Startup/Extensions.mkext /System/Library/Extensions

if [ ! -d /Extra ]
then
	mkdir -p /Volumes/EFI
	mount_hfs /dev/disk0s1 /Volumes/EFI
	chown -R 0:0 /Volumes/EFI
	chmod -R o-w /Volumes/EFI
	kextcache -v 1 -a i386 -a x86_64 -m /tmp/Extensions.mkext /Volumes/EFI/Extra/Extensions
	mv /tmp/Extensions.mkext /Volumes/EFI/Extra
else
	chown -R 0:0 /Extra
	chmod -R o-w /Extra
	kextcache -v 1 -a i386 -a x86_64 -m /Extra/Extensions.mkext /Extra/Extensions
fi