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- #!/usr/bin/perl
- ## -----------------------------------------------------------------------
- ##
- ## Copyright 2001 H. Peter Anvin - All Rights Reserved
- ##
- ## This program is free software; you can redistribute it and/or modify
- ## it under the terms of the GNU General Public License as published by
- ## the Free Software Foundation, Inc., 53 Temple Place Ste 330,
- ## Boston MA 02111-1307, USA; either version 2 of the License, or
- ## (at your option) any later version; incorporated herein by reference.
- ##
- ## -----------------------------------------------------------------------
- ## $Id: postprocess.pl,v 1.4 2004/12/14 22:46:25 hpa Exp $
-
- #
- # Postprocess the memdisk binary.
- #
-
- eval { use bytes; };
-
- ($out,$file16,$file32) = @ARGV;
-
- open(OUT, "> $out\0") or die "$0: Cannot create file: $out\n";
- eval { binmode OUT; };
- open(FILE, "< $file16\0") or die "$0: Cannot open file: $file16\n";
- eval { binmode FILE };
-
- @info = stat(FILE);
- $size = $info[7];
-
- $sectors = ($size + 511) >> 9;
- $xsize = $sectors << 9;
-
- read(FILE, $f16, $size);
-
- print OUT $f16;
-
- if ( $size != $xsize ) {
- # Pad to a sector boundary
- print OUT "\0" x ($xsize-$size);
- }
-
- seek(OUT, 0x1f1, SEEK_SET); # setup_sects
- # All sectors are setup except the first
- print OUT pack("C", $sectors-1);
-
- seek(OUT, $xsize, SEEK_SET);
- close(FILE);
-
- open(FILE, "+< $file32\0") or die "$0: Cannot open file: $file32\n";
-
- while ( ($n = read(FILE, $f32, 65536)) > 0 ) {
- print OUT $f32;
- }
-
- close(FILE);
- close(OUT);
-
-