#!/bin/bash

WAIT_FILE=$1
WAIT_DELAY=$2
[ -z "${WAIT_FILE}" ] && exit 0
[ -z "${WAIT_DELAY}" ] && WAIT_DELAY=30
echo -n "Waiting for ${WAIT_FILE}."
while [ ${WAIT_DELAY} -gt 0 ]; do
	if [ -e "${WAIT_FILE}" ]; then
		echo " OK"
		exit 0
	fi
	sleep 1
	echo -n "."
	: $((WAIT_DELAY -= 1))
done
echo " FAIL"
exit 1
