#!/bin/bash
# Script to set backlight on startup on Lenovo W540 using
# /sys/class/backlight/intel_backlight/brightness
# This must be run as root.

# check if root
if [[ $EUID -ne 0 ]];then
  echo "This must be run as root."
else
  # set to 234 (around 4th step)
  echo 234 > /sys/class/backlight/intel_backlight/brightness
fi