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annotate scripts/pkg/private/extract_pkg.m @ 17503:cff399332a7f

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meshgrid.m: Overhaul function. * scripts/plot/meshgrid.m: Redo docstring and add example and comparison to ndgrid. Put input validation first. Add %!error blocks for input validation.
author Rik <rik@octave.org>
date Wed, 25 Sep 2013 12:37:53 -0700
parents 333243133364
children
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a46b8b0bd325 doc: Fix the encoding in Søren's name
Jordi Gutiérrez Hermoso <jordigh@octave.org>
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1 ## Copyright (C) 2005-2012 Søren Hauberg
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2 ## Copyright (C) 2010 VZLU Prague, a.s.
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3 ##
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4 ## This file is part of Octave.
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5 ##
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6 ## Octave is free software; you can redistribute it and/or modify it
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7 ## under the terms of the GNU General Public License as published by
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8 ## the Free Software Foundation; either version 3 of the License, or (at
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9 ## your option) any later version.
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10 ##
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11 ## Octave is distributed in the hope that it will be useful, but
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12 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 ## General Public License for more details.
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15 ##
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16 ## You should have received a copy of the GNU General Public License
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17 ## along with Octave; see the file COPYING. If not, see
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18 ## <http://www.gnu.org/licenses/>.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {Function File} {@var{pkg} =} extract_pkg (@var{nm}, @var{pat})
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22 ## Undocumented internal function.
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23 ## @end deftypefn
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24
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25 function pkg = extract_pkg (nm, pat)
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26 fid = fopen (nm, "rt");
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27 pkg = "";
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28 if (fid >= 0)
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29 while (! feof (fid))
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30 ln = fgetl (fid);
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31 if (ln > 0)
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32 t = regexp (ln, pat, "tokens");
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33 if (! isempty (t))
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34 pkg = [pkg "\n" t{1}{1}];
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35 endif
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36 endif
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37 endwhile
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38 if (! isempty (pkg))
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39 pkg = [pkg "\n"];
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40 endif
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41 fclose (fid);
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42 endif
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43 endfunction
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44