-#!/bin/bash
-
-# Desc: Prompts user until valid answer given.
-
-while ! [ "$prompt_status" = "answered" ]; do
- echo "Perform action? (y/n):" 1>&2;
- read prompt;
- case "$prompt" in
- "y" | "yes")
- echo -e "Doing stuff.";
- prompt_status="answered";
- ;;
- "n" | "no")
- echo "Doing nothing.";
- prompt_status="answered";
- ;;
- *)
- echo "WARNING:Invalid option $prompt"
- prompt_status="";
- ;;
- esac
-done