gistfile1.txt

ssh() {
    8     command ssh "$*"
    7 }
    6 brctl='pkexec /usr/lib/unity-settings-daemon/usd-backlight-helper'
    5 
    4 case "$1" in
    3     s)
    2         op=${2: -1}
    1         percent=${2%%%*}
  10          br=$(ssh $brctl --get-brightness)
    1         if [ "$op" = + ]; then
    2             br=$(( br + percent ))
    3         else
    4             br=$(( br - percent ))
    5         fi
    6         ssh $brctl --set-brightness $br
    7     ;;
    8     -P)
    9         if [ "$2" = g ]; then
   10             ssh $brctl --get-brightness
   11         fi
   12     ;;
   13 esac