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#!/bin/sh
drv_name="bpctl_mod"
dev_node="bpctl"
if grep '^staff:' /etc/group > /dev/null; then
    group="staff"
else
    group="wheel"
fi

# remove old device node
rm -f /dev/${dev_node}? 

# load the driver
modprobe ${drv_name}

# extract major number for device 
major=`cat /proc/devices | awk "\\$2==\"$dev_node\" {print \\$1}"`

# make new node
mknod /dev/${dev_node}0 c $major 0
ln -sf /dev/${dev_node}0  /dev/${dev_node}
chgrp $group /dev/${dev_node}0
chmod 644  /dev/${dev_node}0