Mercurial > octave-nkf
view libcruft/misc/quit.cc @ 14138:72c96de7a403 stable
maint: update copyright notices for 2012
author | John W. Eaton <jwe@octave.org> |
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date | Mon, 02 Jan 2012 14:25:41 -0500 |
parents | 12df7854fa7c |
children |
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/* Copyright (C) 2002-2012 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, see <http://www.gnu.org/licenses/>. */ #ifdef HAVE_CONFIG_H #include <config.h> #endif #include <cstring> #include <iostream> #include <new> #include "quit.h" void (*octave_signal_hook) (void) = 0; void (*octave_interrupt_hook) (void) = 0; void (*octave_bad_alloc_hook) (void) = 0; void octave_handle_signal (void) { if (octave_signal_hook) octave_signal_hook (); if (octave_interrupt_state > 0) { octave_interrupt_state = -1; octave_throw_interrupt_exception (); } } void octave_throw_interrupt_exception (void) { if (octave_interrupt_hook) octave_interrupt_hook (); throw octave_interrupt_exception (); } void octave_throw_execution_exception (void) { // FIXME -- would a hook function be useful here? octave_exception_state = octave_exec_exception; throw octave_execution_exception (); } void octave_throw_bad_alloc (void) { if (octave_bad_alloc_hook) octave_bad_alloc_hook (); octave_exception_state = octave_alloc_exception; throw std::bad_alloc (); } void octave_rethrow_exception (void) { if (octave_interrupt_state) { octave_interrupt_state = -1; octave_throw_interrupt_exception (); } else { switch (octave_exception_state) { case octave_exec_exception: octave_throw_execution_exception (); break; case octave_alloc_exception: octave_throw_bad_alloc (); break; default: break; } } }