#!/bin/bash

if [ -z "$DISPLAY" ]; then
   # if not running X11 -- bash prompt
   readarray -t items
   # display prompt text in stderr to not mix with selection output
   >&2 echo "$1"
   select item in "${items[@]}"; do
      echo ${item};
      break
   done < /dev/tty
else
   # X11 prompt with (possibly colored) dmenu
   dmenu="$(command -v cdmenu)"
   if [ -z "$dmenu" ]; then
      dmenu="dmenu"
   fi

   cat | $dmenu -p "$1"
fi