#!/bin/bash

rmmod="sudo rmmod"
if test "$1" = "-n" ; then
        rmmod="echo '#'"
fi

scrub () {
        TOREMOVE=$(lsmod | awk '/ 0 *$/ {print $1}' | grep -v -e psmouse -e ipw)
        for n in $TOREMOVE ; do
                echo removing $n >&2
                $rmmod $n
        done
        echo $TOREMOVE
}

while test -n "$(scrub)" ; do : ; done