#!/bin/bash set -e if pgrep -x "Duplicati"; then RES=`osascript \ -e "set question to display dialog \"Duplicati is currently running, you should quit before installing a new version\" with title \"Duplicati is already running\" buttons {\"Stop installation\", \"Continue\"} default button 1" \ -e "if button returned of question is equal to \"Stop installation\" then return \"STOP\""` if [ "$RES" == "STOP" ]; then exit 1 fi fi