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annotate scripts/miscellaneous/dos.m @ 6046:34f96dd5441b

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[project @ 2006-10-10 16:10:25 by jwe]
author jwe
date Tue, 10 Oct 2006 16:10:31 +0000
parents 27c966e4b2dc
children 67b1a61a85ce
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1 ## Copyright (C) 2004 John W. Eaton
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 2, or (at your option)
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8 ## any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, write to the Free
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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18 ## 02110-1301, USA.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {Function File} {[@var{status}, @var{text}] =} dos (@var{command})
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22 ## @deftypefnx {Function File} {[@var{status}, @var{text}] =} dos (@var{command}, "-echo")
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23 ## Execute a system command if running under a Windos-like operating
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24 ## system, otherwise do nothing. Return the exit status of the program
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25 ## in @var{status} and any output sent to the standard output in
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26 ## @var{text}. If the optional second argument @code{"-echo"} is given,
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27 ## then also send the output from the command to the standard output.
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28 ## @seealso{unix, isunix, ispc, system}
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29 ## @end deftypefn
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30
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31 ## Author: octave-forge ???
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32 ## Adapted by: jwe
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33
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34 function [status, text] = dos (cmd, echo_arg)
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35
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36 if (nargin < 1 || nargin > 2)
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37 print_usage ();
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38 elseif (! isunix ())
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39 [status, text] = system (cmd);
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40 if (nargin > 1 || nargout == 0)
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41 printf ("%s\n", text);
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42 endif
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43 endif
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44
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45 endfunction