#!/bin/bash

CURRENT_GPIO=$(cat /sys/class/gpio/gpio3/value)
#if current status 1 - siren playing
if [ $CURRENT_GPIO -eq 0 ]
then
echo 1 > /sys/class/gpio/gpio3/value
sleep 2
/usr/bin/mpg123 -q -m  $1
echo 0 > /sys/class/gpio/gpio3/value
fi
exit 0