#!/bin/sh
#
# Copyright (c) 2005 Poul-Henning Kamp.
# All rights reserved.
#
# 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 AUTHOR 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 AUTHOR 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.
#
# $FreeBSD$
#

set -e

nanobsd_sh=`realpath $0`
topdir=`dirname ${nanobsd_sh}`
. "${topdir}/defaults.sh"

#######################################################################
# Parse arguments

do_clean=true
do_kernel=true
do_installkernel=true
do_world=true
do_image=true
do_copyout_partition=true
do_native_xtools=false

set +e
args=`getopt KXbc:fhiknqvw $*`
if [ $? -ne 0 ] ; then
	usage
	exit 2
fi
set -e

set -- $args
for i
do
	case "$i" 
	in
	-K)
		do_installkernel=false
		shift
		;;
	-X)
		do_native_xtools=true
		shift
		;;
	-b)
		do_world=false
		do_kernel=false
		shift
		;;
	-c)
		# Make config file path available to the config file
		# itself so that it can access additional files relative
		# to its own location.
		NANO_CONFIG=$2
		. "$2"
		shift
		shift
		;;
	-f)
		do_copyout_partition=false
		shift
		;;
	-h)
		usage
		;;
	-i)
		do_image=false
		shift
		;;
	-k)
		do_kernel=false
		shift
		;;
	-n)
		do_clean=false
		shift
		;;
	-q)
		PPLEVEL=$(($PPLEVEL - 1))
		shift
		;;
	-v)
		PPLEVEL=$(($PPLEVEL + 1))
		shift
		;;
	-w)
		do_world=false
		shift
		;;
	--)
		shift
		break
	esac
done

if [ $# -gt 0 ] ; then
	echo "$0: Extraneous arguments supplied"
	usage
fi

if [ ! -d "${NANO_TOOLS}" ]; then
	echo "NANO_TOOLS directory does not exist" 1>&2
	exit 1
fi

if ! $do_clean; then
	NANO_PMAKE="${NANO_PMAKE} -DNO_CLEAN"
fi

#######################################################################
# And then it is as simple as that...

# File descriptor 3 is used for logging output, see pprint
exec 3>&1
set_defaults_and_export

pprint 1 "NanoBSD image ${NANO_NAME} build starting"

if $do_world ; then
	if $do_clean ; then
		clean_build
	else
		pprint 2 "Using existing build tree (as instructed)"
	fi
	make_conf_build
	build_world
else
	pprint 2 "Skipping buildworld (as instructed)"
fi

if $do_kernel ; then
	if ! $do_world ; then
		make_conf_build
	fi
	build_kernel
else
	pprint 2 "Skipping buildkernel (as instructed)"
fi

clean_world
make_conf_install
install_world
install_etc
if $do_native_xtools ; then
	native_xtools
fi
setup_nanobsd_etc
if $do_installkernel ; then
	install_kernel
else
	pprint 2 "Skipping installkernel (as instructed)"
fi

run_customize
setup_nanobsd
prune_usr
run_late_customize
if $do_image ; then
	create_diskimage
else
	pprint 2 "Skipping image build (as instructed)"
fi
last_orders

pprint 1 "NanoBSD image ${NANO_NAME} completed"