#!/bin/sh

cmds="\
lock        | slock
exit        | kill -TERM $(pidof -s dwm)
reboot      | reboot
shutdown    | shutdown now"

choice="$(echo "$cmds" | sed "s/ *|/|/g" | cut -d'|' -f 1 | dmenu)" || exit 1

`echo "$cmds" | grep "^$choice *| " | cut -d '|' -f2-`