#! /bin/sh
#	$NetBSD: list2plist,v 1.1 2000/02/02 12:11:47 agc Exp $
#
#-
# Copyright (c) 1998-2000 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Alistair G. Crooks.
#
# 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.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#        This product includes software developed by the NetBSD
#        Foundation, Inc. and its contributors.
# 4. Neither the name of The NetBSD Foundation nor the names of its
#    contributors may be used to endorse or promote products derived
#    from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
#

# Usage: list2plist.sh [-dir=d] [-prefix=p] [-output=file] file...
#set -x

# short shell script to convert a distrib-style list to a pkgsrc-style PLIST

echocmd=echo		# /bin/echo is just too slow - use built-in
sedcmd=/usr/bin/sed
trcmd=/usr/bin/tr

prefix=""
dir="/"
output=/dev/stdout
while [ $# -gt 0 ]; do
	case $1 in
	-prefix=*)	prefix=`$echocmd $1 | $sedcmd -e 's|-prefix=||'` ;;
	-dir=*)		dir=`$echocmd $1 | $sedcmd -e 's|-dir=||'` ;;
	-output=*)	output=`$echocmd $1 | $sedcmd -e 's|-output=||'` ;;
	*)		break ;;
	esac
	shift 1
done

dirlist=""

while [ $# -gt 0 ]; do
	if [ ! -f $1 ]; then
		$echocmd "Can't find file $1"
	else
		$sedcmd -e '/^[^#].*/d' -e 's|^#|@comment |' < $1 >> $output
		for f in `$sedcmd -e 's|#.*||g' < $1`; do
			if [ "X$prefix" != "X" ]; then
				f=`$echocmd $f | $sedcmd -e 's|^'$prefix'||g'`
			fi
			if [ -d $dir$f ]; then
				dirlist="$dirlist $f"
			elif [ -f "${dir}${f}" -o -h "${dir}${f}" ]; then
				$echocmd "$f" >> $output
			else
				$echocmd "Unknown type for $f" >& 2
			fi
		done
	fi
	shift 1
done

for d in `$echocmd $dirlist | $trcmd ' ' '\012' | sort -r`; do
	$echocmd "@dirrm $d" >> $output
done

exit 0