#!/bin/sh module="scullc" device="scullc" mode="664" # Group: since distributions do it differently, look for wheel or use staff if grep '^staff:' /etc/group > /dev/null; then group="staff" else group="wheel" fi # remove stale nodes rm -f /dev/${device}? # invoke insmod with all arguments we got # and use a pathname, as newer modutils don't look in . by default /sbin/insmod -f ./$module.ko $* || exit 1 major=`cat /proc/devices | awk "\\$2==\"$module\" {print \\$1}"` mknod /dev/${device}0 c $major 0 mknod /dev/${device}1 c $major 1 mknod /dev/${device}2 c $major 2 mknod /dev/${device}3 c $major 3 ln -sf ${device}0 /dev/${device} # give appropriate group/permissions chgrp $group /dev/${device}[0-3] chmod $mode /dev/${device}[0-3]