#!/bin/sh
#
# Copyright (C) 2008 The FreeBSD Project. 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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# $FreeBSD: release/9.1.0/sys/tools/embed_mfs.sh 175984 2008-02-05 10:46:30Z raj $ 
#
# Embed the MFS image into the kernel body (expects space reserved via 
# MD_ROOT_SIZE)
#
# $1: kernel filename
# $2: MFS image filename
#

obs=`strings -at d $1 | grep "MFS Filesystem goes here" | awk '{print $1}'`
dd if=$2 ibs=8192 of=$1 obs=${obs} oseek=1 conv=notrunc 2> /dev/null

strings $1 | grep 'MFS Filesystem had better STOP here' > /dev/null || \
	(rm $1 && echo "MFS image too large" && false)
