#!/usr/bin/env bash # Terminate already running bar instances killall -q polybar # Wait until the processes have been shut down while pgrep -x polybar >/dev/null; do sleep 1; done function sth() { echo sth } trap SIGCONT sth # Launch bar for each display polybar -m | cut -d':' -f1 | while read display do MONITOR=$display polybar example & done echo "Bars launched..." wait