#! /bin/sh
# clean old distfiles
# This script actually produces another shell-script that you may edit
# before executing.

# $OpenBSD: clean-old,v 1.3 2007/05/26 20:20:38 espie Exp $
#
# Copyright (c) 2000 Marc Espie.
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY THE OPENBSD PROJECT AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OPENBSD
# PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

set -e
: ${PORTSDIR=/usr/ports}
: ${DISTDIR=${PORTSDIR}/distfiles}
: ${TMPDIR=/tmp}
if [ ! -f $DISTDIR/Makefile ]
then
	echo >&2 "missing $DISTDIR/Makefile, run make mirror-maker first"
	exit 1
fi
cd $DISTDIR

TMP1=`mktemp $TMPDIR/list.XXXXXXXXXX` || exit 1
trap 'rm -f $TMP1 $TMP2' 0 1 2 3 5 10 15
TMP2=`mktemp ${TMPDIR}/list.XXXXXXXXXX` || exit 1
touch force$$
make -f Makefile -k FETCH=echo F=force$$ all|sort -u >$TMP1
rm force$$
find . -type f -print|sed -e 's,^\./,,' |grep -v '^Makefile$' |sort -u >$TMP2
echo "#! /bin/sh"
echo "cd $DISTDIR"
diff -u $TMP1 $TMP2|tail +3|grep '^\+'|sed -e 's,^\+,rm ,'|sed -e 's,&,\\&,g'
rm $TMP1 $TMP2