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annotate scripts/general/isdir.m @ 12312:b10ea6efdc58 release-3-4-x ss-3-3-91

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version is now 3.3.91
author John W. Eaton <jwe@octave.org>
date Mon, 31 Jan 2011 08:36:58 -0500
parents c792872f8942
children 132c89bb44e3
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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c792872f8942 all script files: untabify and strip trailing whitespace
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1 ## Copyright (C) 2004-2011 Alois Schloegl
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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} {} isdir (@var{f})
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21 ## Return true if @var{f} is a directory.
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22 ## @seealso{is_absolute_filename, is_rooted_relative_filename}
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23 ## @end deftypefn
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24
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25 function retval = isdir (f)
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26 if (nargin == 1)
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27 ## Exist returns an integer but isdir should return a logical.
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28 retval = (exist (f, "dir") == 7);
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29 else
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30 print_usage ("isdir");
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31 endif
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32 endfunction