vol.zsh

#!/usr/local/bin/zsh

amt="${1}"

if [ -z "${amt}" ]; then
	echo "USAGE: ${0} [+-]amt"
	exit 1
fi

mixer vol ${amt}
res=${?}

if [ ${res} -eq 0 ]; then
	killall -USR1 i3status
else
	i3-nagbar -t warning -m "Could not set volume. mixer exited with status: ${res}"
fi

exit ${res}