view examples/unwinddemo.cc @ 15385:8ccb187b24e9

Erase partially created functions on JIT compilation failure (bug #37308) * pt-jit.cc (tree_jit::optimize): Verify module in debug mode. (jit_function_info::jit_function_info): Erase functions on failure.
author Max Brister <max@2bass.com>
date Fri, 14 Sep 2012 06:09:41 -0600
parents 1b48b209a8d6
children be41c30bcb44
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;
}