#!/bin/sh
#
# $NetBSD: DEINSTALL,v 1.1 2001/08/16 00:01:25 jlam Exp $

PKGNAME=$1
STAGE=$2

CAT="@CAT@"
CMP="@CMP@"
RM="@RM@"
RMDIR="@RMDIR@"
TRUE="@TRUE@"

SAMPLECONFDIR=${PKG_PREFIX}/share/uvscan
CONFDIR=${PKG_PREFIX}/libexec/uvscan
CONFFILES="@DATFILES@"

case ${STAGE} in
DEINSTALL)
	# Remove VirusScan data files if they don't differ from the
	# default files.
	#
	for file in ${CONFFILES}
	do
		FILE=${CONFDIR}/${file}
		BAKFILE=${CONFDIR}/${file}.bak
		SAMPLEFILE=${SAMPLECONFDIR}/${file}
		if ${CMP} -s ${FILE} ${SAMPLEFILE}
		then
			${RM} -f ${FILE}
		fi
		if ${CMP} -s ${BAKFILE} ${SAMPLEFILE}
		then
			${RM} -f ${BAKFILE}
		fi
        done
	;;

POST-DEINSTALL)
	modified_files=''
	OLDFILES=`cd ${CONFDIR}; /bin/ls -1 *.bak *.old *.tar 2>/dev/null`
	for file in ${CONFFILES} ${OLDFILES}
	do
		FILE=${CONFDIR}/${file}
		if [ -f ${FILE} ]
		then
			modified_files="${modified_files} ${FILE}"
		fi
	done

	${RMDIR} ${CONFDIR} 2>/dev/null || ${TRUE}

	if [ -n "${modified_files}" ]
	then
		${CAT} << EOF
===========================================================================
If you won't be using ${PKGNAME} any longer, you may want to remove
the following files created by the update_dat script:

EOF
		for file in ${modified_files}
		do
			echo "	${file}"
		done
		${CAT} << EOF
===========================================================================
EOF
	fi
	;;

*)
	echo "Unexpected argument: ${STAGE}"
	exit 1
	;;
esac
exit 0