#!/bin/sh
# laptop keyboard backlight tool
case $1 in
	on)
		val=255
	;;
	off)
		val=0
	;;
	*)
		cur=`cat /sys/class/leds/smc\:\:kbd_backlight/brightness`
		if [ $cur -gt 0 ]; then
			val=0
		else
			val=255
		fi
	;;
esac
echo $val | sudo tee  /sys/class/leds/smc\:\:kbd_backlight/brightness >> /dev/null