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  • Committer: Bazaar Package Importer
  • Author(s): Christoph Martin
  • Date: 2004-05-24 17:02:29 UTC
  • Revision ID: james.westby@ubuntu.com-20040524170229-ixlo08bbbly0xied
Tags: upstream-0.9.7d
Import upstream version 0.9.7d

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ms/cmp.pl
 
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#!/usr/local/bin/perl
 
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($#ARGV == 1) || die "usage: cmp.pl <file1> <file2>\n";
 
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open(IN0,"<$ARGV[0]") || die "unable to open $ARGV[0]\n";
 
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open(IN1,"<$ARGV[1]") || die "unable to open $ARGV[1]\n";
 
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binmode IN0;
 
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binmode IN1;
 
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$tot=0;
 
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$ret=1;
 
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for (;;)
 
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        {
 
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        $n1=sysread(IN0,$b1,4096);
 
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        $n2=sysread(IN1,$b2,4096);
 
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        last if ($n1 != $n2);
 
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        last if ($b1 ne $b2);
 
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        last if ($n1 < 0);
 
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        if ($n1 == 0)
 
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                {
 
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                $ret=0;
 
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                last;
 
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                }
 
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        $tot+=$n1;
 
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        }
 
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close(IN0);
 
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close(IN1);
 
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if ($ret)
 
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        {
 
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        printf STDERR "$ARGV[0] and $ARGV[1] are different\n";
 
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        @a1=unpack("C*",$b1);
 
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        @a2=unpack("C*",$b2);
 
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        for ($i=0; $i<=$#a1; $i++)
 
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                {
 
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                if ($a1[$i] ne $a2[$i])
 
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                        {
 
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                        printf "%02X %02X <<\n",$a1[$i],$a2[$i];
 
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                        last;
 
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                        }
 
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                }
 
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        $nm=$tot+$n1;
 
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        $tot+=$i+1;
 
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        printf STDERR "diff at char $tot of $nm\n";
 
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        }
 
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exit($ret);