107 lines
2.4 KiB
C++
107 lines
2.4 KiB
C++
// Functions for Exception Support for -*- C++ -*-
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// Copyright (C) 1994, 1995, 1996 Free Software Foundation
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// This file is part of GNU CC.
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// GNU CC is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// GNU CC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with GNU CC; see the file COPYING. If not, write to
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// the Free Software Foundation, 59 Temple Place - Suite 330,
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// Boston, MA 02111-1307, USA.
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// As a special exception, if you link this library with other files,
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// some of which are compiled with GCC, to produce an executable,
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// this library does not by itself cause the resulting executable
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// to be covered by the GNU General Public License.
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// This exception does not however invalidate any other reasons why
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// the executable file might be covered by the GNU General Public License.
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#pragma implementation "exception"
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#include "typeinfo"
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#include "exception"
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/* Define terminate, unexpected, set_terminate, set_unexpected as
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well as the default terminate func and default unexpected func. */
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extern terminate_handler __terminate_func __attribute__((__noreturn__));
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void
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terminate ()
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{
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__terminate_func ();
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}
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void
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__default_unexpected ()
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{
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terminate ();
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}
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static unexpected_handler __unexpected_func = __default_unexpected;
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terminate_handler
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set_terminate (terminate_handler func)
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{
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terminate_handler old = __terminate_func;
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__terminate_func = func;
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return old;
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}
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unexpected_handler
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set_unexpected (unexpected_handler func)
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{
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unexpected_handler old = __unexpected_func;
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__unexpected_func = func;
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return old;
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}
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void
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unexpected ()
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{
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__unexpected_func ();
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}
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extern "C" void
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__throw_bad_cast (void)
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{
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throw bad_cast ();
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}
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extern "C" void
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__throw_bad_typeid (void)
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{
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throw bad_typeid ();
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}
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extern "C" void
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__throw_bad_exception (void)
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{
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throw bad_exception ();
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}
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bool
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uncaught_exception ()
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{
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extern void *__eh_type;
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extern bool __eh_in_catch;
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return __eh_type && ! __eh_in_catch;
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}
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const char * exception::
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what () const
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{
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return typeid (*this).name ();
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}
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