#!/bin/sh declare options=("htop bashtop gtop quit") choice=$(echo -e "${options[@]}" | dmenu -h 24 -p 'System monitor ') case "$choice" in htop) choice="htop" ;; bashtop) choice="bashtop" ;; gtop) choice="gtop" ;; quit) echo "Program terminated." && exit 1 ;; *) exit 1 ;; esac kitty -e "$choice"