#!/bin/dash
#scanif - scan several documents one-b-one with SANE/CUPS.
#Written by Leo Coogan / fm'latghor & re:fi.64 / Ryan Gonzalez
i=0
while true; do
	read -p "Ready to scan. Scan your item(s)? y/N " yn
	case $yn in
		[Yy]* ) scanimage --format=png > ${i}scan.png; i=$(($i+1));;
		[Nn]* ) exit;;
		* ) printf "Please answer yes or no. ";;
	esac
done