exception_defines.h

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00001 // -fno-exceptions Support -*- C++ -*-
00002 
00003 // Copyright (C) 2001, 2003 Free Software Foundation, Inc.
00004 //
00005 // This file is part of the GNU ISO C++ Library.  This library is free
00006 // software; you can redistribute it and/or modify it under the
00007 // terms of the GNU General Public License as published by the
00008 // Free Software Foundation; either version 2, or (at your option)
00009 // any later version.
00010 
00011 // This library is distributed in the hope that it will be useful,
00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014 // GNU General Public License for more details.
00015 
00016 // You should have received a copy of the GNU General Public License along
00017 // with this library; see the file COPYING.  If not, write to the Free
00018 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
00019 // USA.
00020 
00021 // As a special exception, you may use this file as part of a free software
00022 // library without restriction.  Specifically, if other files instantiate
00023 // templates or use macros or inline functions from this file, or you compile
00024 // this file and link it with other files to produce an executable, this
00025 // file does not by itself cause the resulting executable to be covered by
00026 // the GNU General Public License.  This exception does not however
00027 // invalidate any other reasons why the executable file might be covered by
00028 // the GNU General Public License.
00029 
00030 //
00031 // ISO C++ 14882: 19.1  Exception classes
00032 //
00033 
00034 #ifndef _EXCEPTION_DEFINES_H
00035 #define _EXCEPTION_DEFINES_H 1
00036 
00037 #ifndef __EXCEPTIONS
00038 // Iff -fno-exceptions, transform error handling code to work without it.
00039 # define try      if (true)
00040 # define catch(X) if (false)
00041 # define __throw_exception_again
00042 #else
00043 // Else proceed normally.
00044 # define __throw_exception_again throw
00045 #endif
00046 
00047 #endif

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