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Full Discussion: Spliting the file dynamically
Top Forums Shell Programming and Scripting Spliting the file dynamically Post 302268610 by otheus on Tuesday 16th of December 2008 03:26:24 AM
Old 12-16-2008
Code:
#!/usr/bin/perl 
$output=shift @ARGV;
$output.=".0000";
open(OUTPUT,">" . $output);

while (<STDIN>) { 
  if ($count + length($_))>(2*1024*1024*1024)) {
      close(OUTPUT);
      ++$output;
      open(OUTPUT,">" . $output);
      $count=0;
  }
  $count += length($_);
  print OUTPUT $_;
}

Does the basics with no error checking
 

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LEARN ABOUT DEBIAN

xdrawchem

XDRAWCHEM(1)							   User manuals 						      XDRAWCHEM(1)

NAME

       xdrawchem - open-source chemical structures editor similar to ChemDraw

SYNOPSIS

       xdrawchem [INPUT-FILE] [OPTION(S)...] [OUTPUT-FILE]

DESCRIPTION

       xdrawchem is a program that attempts to duplicate the functionality of ChemDraw, a molecule structure drawing application. It operates in
       much the same fashion, and should be highly familiar to users of ChemDraw.

       xdrawchem has file compatibility with Chemdraw and MDL files. It can also create images in popular formats like PNG and EPS.

OPTIONS

       xdrawchem accepts the following options:

       -png OUTPUT-FILE
	  Create a PNG image of an input file and exit.

       -t -png OUTPUT-FILE
	  Create a transparent PNG image of an input file and exit.

       -3d OUTPUT-FILE
	  Create a Make 3D model of input file and output a MDL mofile.

       -h, --help
	  Show summary of options.

       -v, --version
	  Show version of program.

AUTHORS

       Warren Stramiello <stramiello@debian.org>
	  Wrote this manpage for the Debian GNU/Linux system.

       Daniel Leidert <daniel.leidert@wgdd.de>
	  Updates for this manpage.

COPYRIGHT

       Copyright (C) 2004-2005 Warren Stramiello
       Copyright (C) 2005-2006 Daniel Leidert

       This manpage was written for the Debian distribution, but may be used by others.

xdrawchem							    11/14/2006							      XDRAWCHEM(1)
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