1#!/usr/bin/env bash
2
3
4yes_no() {
5 declare desc="Prompt for confirmation. \$\"\{1\}\": confirmation message."
6 local arg1="${1}"
7
8 local response=
9 read -r -p "${arg1} (y/[n])? " response
10 if [[ "${response}" =~ ^[Yy]$ ]]
11 then
12 exit 0
13 else
14 exit 1
15 fi
16}