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annotate examples/funcdemo.cc @ 18087:d734216aa2b1 stable rc-3-8-0-1

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3.8.0 release candidate 1 * configure.ac (OCTAVE_VERSION): Bump to 3.8.0-rc1. (OCTAVE_API_VERSION_NUMBER): Set to 49. (OCTAVE_RELEASE_DATE): Set to 2013-12-04.
author John W. Eaton <jwe@octave.org>
date Wed, 04 Dec 2013 15:40:33 -0500
parents be41c30bcb44
children
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1 #include <octave/oct.h>
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2 #include <octave/parse.h>
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3
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4 DEFUN_DLD (funcdemo, args, nargout, "Function Demo")
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5 {
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6 octave_value_list retval;
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460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
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7 int nargin = args.length ();
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8
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9 if (nargin < 2)
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10 print_usage ();
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11 else
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12 {
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13 octave_value_list newargs;
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14 for (octave_idx_type i = nargin - 1; i > 0; i--)
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15 newargs(i-1) = args(i);
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16 if (args(0).is_function_handle () || args(0).is_inline_function ())
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17 {
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18 octave_function *fcn = args(0).function_value ();
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19 if (! error_state)
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20 retval = feval (fcn, newargs, nargout);
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21 }
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22 else if (args(0).is_string ())
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23 {
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24 std::string fcn = args(0).string_value ();
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25 if (! error_state)
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26 retval = feval (fcn, newargs, nargout);
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27 }
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28 else
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29 error ("funcdemo: INPUT must be string, inline, or function handle");
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30 }
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31 return retval;
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32 }