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      1  1.1  wdk #!/bin/sh
      2  1.2  wdk # $NetBSD: checksize.sh,v 1.2 2000/09/26 09:06:50 wdk Exp $
      3  1.1  wdk #
      4  1.1  wdk # Copyright (c) 1999 Christopher G. Demetriou.  All rights reserved.
      5  1.1  wdk #
      6  1.1  wdk # Redistribution and use in source and binary forms, with or without
      7  1.1  wdk # modification, are permitted provided that the following conditions
      8  1.1  wdk # are met:
      9  1.1  wdk # 1. Redistributions of source code must retain the above copyright
     10  1.1  wdk #    notice, this list of conditions and the following disclaimer.
     11  1.1  wdk # 2. Redistributions in binary form must reproduce the above copyright
     12  1.1  wdk #    notice, this list of conditions and the following disclaimer in the
     13  1.1  wdk #    documentation and/or other materials provided with the distribution.
     14  1.1  wdk # 3. All advertising materials mentioning features or use of this software
     15  1.1  wdk #    must display the following acknowledgement:
     16  1.1  wdk #      This product includes software developed by Christopher G. Demetriou
     17  1.1  wdk #	for the NetBSD Project.
     18  1.1  wdk # 4. The name of the author may not be used to endorse or promote products
     19  1.1  wdk #    derived from this software without specific prior written permission
     20  1.1  wdk #
     21  1.1  wdk # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     22  1.1  wdk # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     23  1.1  wdk # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     24  1.1  wdk # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     25  1.1  wdk # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     26  1.1  wdk # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     27  1.1  wdk # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     28  1.1  wdk # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     29  1.1  wdk # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     30  1.1  wdk # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     31  1.1  wdk 
     32  1.1  wdk # four arguments:
     33  1.1  wdk #	boot object with headers, to check bss size
     34  1.1  wdk #	boot file (just text+data), to check load and total sizes
     35  1.1  wdk #	maximum load size
     36  1.1  wdk 
     37  1.1  wdk progname=$0
     38  1.2  wdk if [ $# != 2 ] || [ ! -f $1 ]; then
     39  1.2  wdk 	echo "usage: $progname bootfile maxload" 1>&2
     40  1.1  wdk 	exit 1
     41  1.1  wdk fi
     42  1.1  wdk 
     43  1.1  wdk bootfile=$1
     44  1.2  wdk max_size=$2
     45  1.1  wdk 
     46  1.2  wdk prog_size=`wc -c $bootfile | awk '{print $1}'`
     47  1.1  wdk 
     48  1.1  wdk if [ $? != 0 ]; then
     49  1.1  wdk 	echo "$progname: couldn't get size of $bootfile" 2>&1
     50  1.1  wdk 	exit 1
     51  1.1  wdk fi
     52  1.1  wdk 
     53  1.1  wdk echo -n "checking sizes for $bootfile... "
     54  1.1  wdk 
     55  1.2  wdk if expr $prog_size \> $max_size >/dev/null 2>&1; then
     56  1.2  wdk 	echo "MAXIMUM FILE SIZE EXCEEDED ($prog_size > $max_size)"
     57  1.1  wdk 	exit 1
     58  1.1  wdk fi
     59  1.1  wdk 
     60  1.2  wdk echo "OK - `expr $max_size - $prog_size` bytes free"
     61  1.1  wdk exit 0
     62