view examples/unwinddemo.cc @ 14694:ea11c9d8aa47 gui

Calling qApp->quit () via QMetaObject::invoke caused a segfault, now exits cleanly. * OctaveLink (terminateOctave): Changed quit() call to direct method call. * MainWindow: Added object name for QTerminal.
author Jacob Dawid <jacob.dawid@googlemail.com>
date Mon, 28 May 2012 00:39:57 +0200
parents db1f49eaba6b
children 460a3c6d8bf1
line wrap: on
line source

#include <octave/oct.h>
#include <octave/unwind-prot.h>

void
err_hand (const char *fmt, ...)
{
  // Do nothing!!
}

DEFUN_DLD (unwinddemo, args, nargout, "Unwind Demo")
{
  int nargin = args.length();
  octave_value retval;
  if (nargin < 2)
    print_usage ();
  else
    {
      NDArray a = args(0).array_value ();
      NDArray b = args(1).array_value ();

      if (! error_state)
        {
          unwind_protect::begin_frame ("Funwinddemo");
          unwind_protect_ptr (current_liboctave_warning_handler);
          set_liboctave_warning_handler(err_hand);
          retval = octave_value (quotient (a, b));
          unwind_protect::run_frame ("Funwinddemo");
        }
    }
  return retval;
}