#!/bin/sh DEVICE="$(brightnessctl -l -c backlight g | head -n 2 | tail -n 1 | cut -d ' ' -f2 | sed "s/'//g")" case $1 in # Brightness b_current) brightnessctl -d $DEVICE | grep Current | cut -d' ' -f4 | sed 's/(\(.*\))/\1/';; b_up ) brightnessctl -d "$DEVICE" set 5%+;; b_down ) brightnessctl -d "$DEVICE" set 5%-;; * ) echo "Command not valid" ; exit 1;; esac exit 0;