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annotate scripts/miscellaneous/fileparts.m @ 7712:a626db2e8a1c

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view: get values from current axes if nargin == 0
author John W. Eaton <jwe@octave.org>
date Tue, 15 Apr 2008 16:30:09 -0400
parents a1dbe9d80eee
children 0ab4eed59455
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ## Copyright (C) 2003, 2004, 2005, 2006, 2007 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 3 of the License, or (at
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8 ## your option) 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, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {[@var{dir}, @var{name}, @var{ext}, @var{ver}] =} fileparts (@var{filename})
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21 ## Return the directory, name, extension, and version components of
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22 ## @var{filename}.
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23 ## @seealso{fullfile}
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24 ## @end deftypefn
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25
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26 function [directory, name, extension, version] = fileparts (filename)
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27
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28 if (nargin == 1)
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29 if (ischar (filename))
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30 ds = rindex (filename, filesep);
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31 es = rindex (filename, ".");
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32 ## These can be the same if they are both 0 (no dir or ext).
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33 if (es <= ds)
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34 es = length(filename)+1;
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35 endif
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36 directory = filename(1:ds-1);
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37 name = filename(ds+1:es-1);
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38 if (es > 0)
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39 extension = filename(es:end);
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40 else
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41 extension = "";
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42 endif
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43 version = "";
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44 else
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45 error ("fileparts: expecting filename argument to be a string");
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46 endif
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47 else
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48 print_usage ();
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49 endif
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50
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51 endfunction