76 lines
2.7 KiB
Bash
76 lines
2.7 KiB
Bash
#!/bin/sh
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# $NetBSD: checksize.sh,v 1.1 2002/11/09 06:20:40 cgd Exp $
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#
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# Copyright (c) 1999 Christopher G. Demetriou. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgement:
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# This product includes software developed by Christopher G. Demetriou
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# for the NetBSD Project.
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# 4. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# four arguments:
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# boot object with headers, to check bss size
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# boot file (just text+data), to check load and total sizes
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# maximum load size
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# maximum total (load + bss) size
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progname=$0
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if [ $# != 4 ] || [ ! -f $1 ] || [ ! -f $2 ]; then
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echo "$progname bootobj bootfile maxload maxtotal" 1>&2
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exit 1
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fi
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bootobj=$1
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bootfile=$2
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maxloadsize=$3
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maxtotalsize=$4
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if [ "$SIZE" = "" ]; then
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SIZE=size
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fi
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size_data=`$SIZE $bootobj`
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if [ $? != 0 ]; then
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echo "$progname: couldn't get size of $bootobj" 2>&1
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exit 1
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fi
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bss_size=`echo "$size_data" | awk ' NR == 2 { print $3 } '`
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load_size=`ls -l $bootfile | awk ' { print $5 }'`
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echo -n "checking sizes for $bootfile/$bootobj... "
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if expr $load_size \> $maxloadsize >/dev/null 2>&1; then
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echo "MAXIMUM LOAD SIZE EXCEEDED ($load_size > $maxloadsize)"
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exit 1
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fi
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if expr $load_size + $bss_size \> $maxtotalsize >/dev/null 2>&1; then
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echo "MAXIMUM TOTAL SIZE EXCEEDED ($load_size + $bss_size > $maxtotalsize)"
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exit 1
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fi
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echo "OK"
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exit 0
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