Script used to enable/disable keyboard backlight

keyboard-led.sh

#!/bin/sh

LED_VALUE="3"
OPTION="$1"

if ! which xset 2>/dev/null >>/dev/null;
then
	echo "You need xset in order to set keyboard backlight"
	exit 1
fi

if [[ $OPTION == "--on" ]];
then
	xset led $LED_VALUE && echo "Keyboard leds turned on! Have fun :P" || \
		exit 3
elif [[ $OPTION == "--off" ]];
then
	xset -led $LED_VALUE && echo "Keyboard leds turned off" || \
		exit 3
else
	echo "Usage: $0 --on|--off"
	exit 2
fi