1// -*- C++ -*- std::exception implementation. 2// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 3// 2003, 2004, 2005, 2006, 2007 4// Free Software Foundation 5// 6// This file is part of GCC. 7// 8// GCC is free software; you can redistribute it and/or modify 9// it under the terms of the GNU General Public License as published by 10// the Free Software Foundation; either version 2, or (at your option) 11// any later version. 12// 13// GCC is distributed in the hope that it will be useful, 14// but WITHOUT ANY WARRANTY; without even the implied warranty of 15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16// GNU General Public License for more details. 17// 18// You should have received a copy of the GNU General Public License 19// along with GCC; see the file COPYING. If not, write to 20// the Free Software Foundation, 51 Franklin Street, Fifth Floor, 21// Boston, MA 02110-1301, USA. 22 23// As a special exception, you may use this file as part of a free software 24// library without restriction. Specifically, if other files instantiate 25// templates or use macros or inline functions from this file, or you compile 26// this file and link it with other files to produce an executable, this 27// file does not by itself cause the resulting executable to be covered by 28// the GNU General Public License. This exception does not however 29// invalidate any other reasons why the executable file might be covered by 30// the GNU General Public License. 31 32#include <typeinfo> 33#include <exception> 34#include <cxxabi.h> 35 36using namespace __cxxabiv1; 37#ifndef _LIBCPPABI_VERSION 38 using namespace __cxxabiapple; 39#endif 40 41 42namespace std { 43 44#ifndef _LIBCPPABI_VERSION 45 46exception::~exception() throw() { } 47 48bad_exception::~bad_exception() throw() { } 49 50const char* 51exception::what() const throw() 52{ 53 // NB: Another elegant option would be returning typeid(*this).name() 54 // and not overriding what() in bad_exception, bad_alloc, etc. In 55 // that case, however, mangled names would be returned, PR 14493. 56 return "std::exception"; 57} 58 59const char* 60bad_exception::what() const throw() 61{ 62 return "std::bad_exception"; 63} 64 65#endif // _LIBCPPABI_VERSION 66 67bool uncaught_exception() throw() 68{ 69 return __cxa_uncaught_exception(); 70} 71 72} // std 73