46 lines
1.6 KiB
C++
46 lines
1.6 KiB
C++
// -fno-exceptions Support -*- C++ -*-
|
|
|
|
// Copyright (C) 2001-2019 Free Software Foundation, Inc.
|
|
//
|
|
// This file is part of the GNU ISO C++ Library. This library 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, or (at your option)
|
|
// any later version.
|
|
|
|
// This library 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.
|
|
|
|
// Under Section 7 of GPL version 3, you are granted additional
|
|
// permissions described in the GCC Runtime Library Exception, version
|
|
// 3.1, as published by the Free Software Foundation.
|
|
|
|
// You should have received a copy of the GNU General Public License and
|
|
// a copy of the GCC Runtime Library Exception along with this program;
|
|
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
// <http://www.gnu.org/licenses/>.
|
|
|
|
/** @file bits/exception_defines.h
|
|
* This is an internal header file, included by other library headers.
|
|
* Do not attempt to use it directly. @headername{exception}
|
|
*/
|
|
|
|
#ifndef _EXCEPTION_DEFINES_H
|
|
#define _EXCEPTION_DEFINES_H 1
|
|
|
|
#if ! __cpp_exceptions
|
|
// Iff -fno-exceptions, transform error handling code to work without it.
|
|
# define __try if (true)
|
|
# define __catch(X) if (false)
|
|
# define __throw_exception_again
|
|
#else
|
|
// Else proceed normally.
|
|
# define __try try
|
|
# define __catch(X) catch(X)
|
|
# define __throw_exception_again throw
|
|
#endif
|
|
|
|
#endif
|