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annotate scripts/miscellaneous/inputname.m @ 16772:7eff3032d144

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Fix seealso HTML links when using Texinfo 4.X (bug #38862). Use the prefix 'docX' instead of 'doc-' for Texinfo references. * doc/interpreter/arith.txi, doc/interpreter/basics.txi, doc/interpreter/container.txi, doc/interpreter/func.txi, doc/interpreter/java.txi, doc/interpreter/matrix.txi, doc/interpreter/munge-texi.pl, doc/interpreter/package.txi, doc/interpreter/plot.txi, doc/interpreter/stats.txi, doc/interpreter/strings.txi, doc/interpreter/system.txi, doc/interpreter/var.txi, doc/interpreter/vectorize.txi, libinterp/corefcn/qz.cc, libinterp/corefcn/regexp.cc, libinterp/interpfcn/error.cc, scripts/general/accumarray.m, scripts/general/structfun.m, scripts/miscellaneous/setfield.m, scripts/optimization/fminbnd.m, scripts/optimization/fzero.m, scripts/optimization/lsqnonneg.m: Use the prefix 'docX' instead of 'doc-' for Texinfo references.
author Rik <rik@octave.org>
date Tue, 18 Jun 2013 20:35:12 -0700
parents f3d52523cde1
children d63878346099
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2004-2012 Paul Kienzle
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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 ## Original version by Paul Kienzle distributed as free software in the
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20 ## public domain.
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21
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22 ## -*- texinfo -*-
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23 ## @deftypefn {Function File} {} inputname (@var{n})
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24 ## Return the name of the @var{n}-th argument to the calling function.
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25 ## If the argument is not a simple variable name, return an empty string.
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26 ## @end deftypefn
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28 function s = inputname (n)
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30 if (nargin == 1)
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31 s = evalin ("caller", sprintf ("__varval__ (\".argn.\"){%d};", n));
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32 ## For compatibility with Matlab, return empty string if argument
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33 ## name is not a valid identifier.
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34 if (! isvarname (s))
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35 s = "";
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36 endif
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37 else
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38 print_usage ();
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39 endif
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40
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41 endfunction
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42
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43
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44 ## Warning: heap big magic in the following tests!!!
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45 ## The test function builds a private context for each
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46 ## test, with only the specified values shared between
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47 ## them. It does this using the following template:
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48 ##
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49 ## function [<shared>] = testfn(<shared>)
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50 ## <test>
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51 ##
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52 ## To test inputname, I need a function context invoked
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53 ## with known parameter names. So define a couple of
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54 ## shared parameters, et voila!, the test is trivial.
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56 %!shared hello, worldly
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57 %!assert (inputname (1), "hello")
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58 %!assert (inputname (2), "worldly")
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