#!/bin/bash
module="sleep"
device=$module
mode="644"

insmod ./$module.ko $* || exit -1

rm -f /dev/${device}?

major=$(cat /proc/devices | grep $module | cut -f 1 -d" ")

#for i in {0..3}; do
#	mknod /dev/${device}$i c $major $i
#done

mknod /dev/${device} c $major 0

group="staff"
grep -q '^staff:' /etc/group || group="wheel"

#chgrp $group /dev/${device}[0-3]
#chmod $mode /dev/${device}[0-3]
chgrp $group /dev/${device}
chmod $mode /dev/${device}