#!/bin/sh
IFACE=ppp0
OLDFILE=/tmp/ipaddr.cache

HERE=`dirname $0`

OLD_IP=`cat $OLDFILE`
NEW_IP=`ifconfig ${IFACE} | sed '/.*inet addr:/!d;s///;s/ .*//'`

PROWL_UP=""
PROWL_DISH=""

if [ "$NEW_IP" != "$OLD_IP" ]; then
    $HERE/prowl.sh "ppp0 is $PROWL_UP" -2 "IP is $NEW_IP $PROWL_DISH"
    echo $NEW_IP > $OLDFILE
    echo Updated IP to $NEW_IP
fi