#!/bin/bash
#
# This script automatically configure the file resolv.conf for peer supplied 
# DNS addresses when using the `usepeerdns' option.
# Based on the example script by Nick Walker (nickwalker@email.com)
#
# Copyright (C) 2005 Davide Madrisan <davide.madrisan@qilinux.it>

if [ -n "$USEPEERDNS" -a -f /etc/ppp/resolv.conf ]; then
   rm -f /etc/ppp/resolv.prev

   if [ -f /etc/resolv.conf ]; then
      cp /etc/resolv.conf /etc/ppp/resolv.prev

      echo "\
; generated by /etc/ppp/ip-up
; lock $PPPD_PID" > /etc/resolv.conf
      grep domain /etc/ppp/resolv.prev >> /etc/resolv.conf
      grep search /etc/ppp/resolv.prev >> /etc/resolv.conf
      cat /etc/ppp/resolv.conf >> /etc/resolv.conf
   else
      cp /etc/ppp/resolv.conf /etc
   fi
fi