#!/bin/sh # https://askubuntu.com/a/179949/794515 round() { echo $(printf %.$2f $(echo "scale=$2;(((10^$2)*$1)+0.5)/(10^$2)" | bc)) }; . "/home/$USER/.cache/wal/colors.sh" cur_bl=$(xbacklight -get) # echo "$(round "$cur_bl" 0)%" printf " $(round "$cur_bl" 0)\n\n%s\n" "$color7"