#!/bin/sh
#	pppbiff - check for e-mail on remote server using fetchmail
#
# This script checks for mail on the imap/pop server using fetchmail,
# but only when the ppp link is up.  It's up to you to create the
# proper .fetchmailrc to make this work.
#
# Eric Myers <myers@umich.edu> - 20 July 1998
# @(#) $Revision: 1.1 $		$Date: 1998/07/27 03:01:50 $ 
######################################################################

# First verify that ppp0 is actually UP

if [ "`ifconfig ppp0 2>/dev/null | grep UP`" = "" ]; then
  exit 0
fi

# Try fetchmail to see if there is mail.  If so, run it again
# to get the count.

if fetchmail -c -s ; then
  fetchmail -c
else
  RC=$?
  if [ $RC -ne 1 ]; then
    echo -n "fbiff: fetchmail error ${RC}: "
    case "$RC" in
	0)  echo "OK." ;;
	1)  echo "No mail." ;;
	2)  echo "Pop error." ;;
	3)  echo "Authorization failure." ;;
	4)  echo "Protocol error." ;;
	5)  echo "Syntax error." ;;
	6)  echo "Permissions problem." ;;
	7)  echo "Server error." ;;
	8)  echo "Client exclusion error." ;;
	9)  echo "Lock busy." ;;
	10) echo "SMTP failure." ;;
        *)  echo "Unknown." ;;
    esac
    exit $RC
  fi
fi