#!/bin/sh

# clamav-wrapper --	invoke ClamAV for use with mailscanner
#
# Adrian Bridgett <adrian@smop.co.uk>, 14/12/01
#
#   MailScanner - SMTP E-Mail Virus Scanner
#   Copyright (C) 2001  Julian Field
#
#   $Id: clamav-wrapper,v 1.4.2.3 2003/08/15 16:30:58 jkf Exp $
#
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software
#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
#   The author, Julian Field, can be contacted by email at
#      Jules@JulianField.net
#   or by paper mail at
#      Julian Field
#      Dept of Electronics & Computer Science
#      University of Southampton
#      Southampton
#      SO17 1BJ
#      United Kingdom
#
#


# You may want to check this script for bash-isms

ScanOptions=""
ScanOptions="$ScanOptions --unzip"		# unzip archives too
# Extra options we try to pass to clam but we handle it failing
ExtraScanOptions="--unzip --unarj --unrar --tar --tgz --lha"
# Uncomment next line if you need to disable Clam's DoS protection
#ExtraScanOptions="--max-files=0 --max-space=0 --max-recursion=0 $ExtraScanOptions"

ClamScan=$1/bin/clamscan
shift

if [ ! -x $ClamScan ]; then
  ClamScan=/usr/bin/clamscan
fi

if [ "x$1" = "x-IsItInstalled" ]; then
  [ -x $ClamScan ] && exit 0
  exit 1
fi


$ClamScan $ExtraScanOptions $ScanOptions "$@"

if [ "$?" = "40" ]; then
  # Clam complained we passed an illegal command-line option
  exec $ClamScan $ScanOptions "$@"
else
  exit $?
fi

