32 lines
749 B
Raku
32 lines
749 B
Raku
#! /usr/bin/perl
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##
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## vi:ts=4
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##
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##---------------------------------------------------------------------------##
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##
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## Author:
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## Markus F.X.J. Oberhumer <markus@oberhumer.com>
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##
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## Description:
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## Create uncompressible files for compression test
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##
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## Copyright (C) 1996-2008 Markus Franz Xaver Johannes Oberhumer
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##
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##---------------------------------------------------------------------------##
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$x = ' ' x 65536;
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$i = 0;
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while ($i < 65536) {
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substr($x,$i,1) = pack('C',rand(256));
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$i++;
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}
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for $i (1,2,4,8,16,32,64) {
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$name = sprintf("u%04d.dat",$i);
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open(OUTFILE,">$name") || die "$0: cannot open '$name': $!";
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binmode(OUTFILE);
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print OUTFILE substr($x,0,$i*1024);
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close(OUTFILE);
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}
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exit(0);
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