view examples/funcdemo.cc @ 16808:772f51539af8

doc: Add gco() to documentation. * doc/interpreter/plot.txi: Add gco() to manual. * scripts/plot/gco.m: Add seealso links to docstring. * scripts/plot/gcbf.m: Re-arrange seealso links. Improve docstring. * scripts/plot/gcbo.m: Rewrite second paragraph of docstring. Add seealso link to gco.
author Rik <rik@octave.org>
date Sat, 22 Jun 2013 11:16:04 -0700
parents 460a3c6d8bf1
children be41c30bcb44
line wrap: on
line source

#include <octave/oct.h>
#include <octave/parse.h>

DEFUN_DLD (funcdemo, args, nargout, "Function Demo")
{
  int nargin = args.length ();
  octave_value_list retval;

  if (nargin < 2)
    print_usage ();
  else
    {
      octave_value_list newargs;
      for (octave_idx_type i = nargin - 1; i > 0; i--)
        newargs (i - 1) = args(i);
      if (args(0).is_function_handle ()
          || args(0).is_inline_function ())
        {
          octave_function *fcn = args(0).function_value ();
          if (! error_state)
            retval = feval (fcn, newargs, nargout);
        }
      else if (args(0).is_string ())
        {
          std::string fcn = args (0).string_value ();
          if (! error_state)
            retval = feval (fcn, newargs, nargout);
        }
      else
        error ("funcdemo: expected string,",
               " inline or function handle");
    }
  return retval;
}