dmenu-prompt

#!/bin/sh
# A dmenu binary prompt script.
# Gives a dmenu prompt labeled with $1 to perform command $2.
# For example:
# `./prompt "Do you want to shutdown?" "shutdown -h now"`

critical=""

if [ "$1" = "critical" ] ; then
    critical="critical "
    shift 1
fi
prompt="\"$1\""

[ "$(printf "No\\nYes" | dmenuw $critical"dmenu -p $prompt")" = "Yes" ] && $2