NetBSD/etc/makespec

#!/bin/sh
#
# Copyright (c) 2024 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Christos Zoulas.
#
# 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 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.
#
# Create an mtree spec file with per file type defaults

TYPES="b c d f l p s"

getmode() {
	case $1 in
	b|c)	echo 0600;;
	d)	echo 0755;;
	f)	echo 0644;;
	l)	echo 0777;;
	p|s)	echo 0666;;
	*)	echo "*error $1*";;
	esac
}

gettype() {
	case $1 in
	b)	echo block;;
	c)	echo char;;
	d)	echo dir;;
	f)	echo file;;
	l)	echo link;;
	p)	echo fifo;;
	s)	echo socket;;
	*)	echo "*error $1*";;
	esac
}

usage() {
	echo "Usage: $0 -d <base> <dir>..." 1>&2
	exit 1
}


while getopts "d:" i; do
	case $i in
	d)
		DIR="$OPTARG";;
	*)
		usage;;
	esac
done

shift $((OPTIND - 1))

if [ -z "$DIR" ] || [ -z "$1" ]; then
	usage
fi

cd "$DIR"

for d; do
	case $d in
	.);;
	*)	d="./$d";;
	esac
	for i in $TYPES; do
	
		t=$(gettype $i)
		m=$(getmode $i)
		find $d -type $i -exec \
		printf "%s type=$t uname=root gname=wheel mode=$m\n" {} \;
	done

done | sort