sys/arch/mipsco/stand/common/checksize.sh

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