00001 // Exception Handling support header for -*- C++ -*- 00002 00003 // Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001, 2002 00004 // Free Software Foundation 00005 // 00006 // This file is part of GCC. 00007 // 00008 // GCC is free software; you can redistribute it and/or modify 00009 // it under the terms of the GNU General Public License as published by 00010 // the Free Software Foundation; either version 2, or (at your option) 00011 // any later version. 00012 // 00013 // GCC is distributed in the hope that it will be useful, 00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 // GNU General Public License for more details. 00017 // 00018 // You should have received a copy of the GNU General Public License 00019 // along with GCC; see the file COPYING. If not, write to 00020 // the Free Software Foundation, 59 Temple Place - Suite 330, 00021 // Boston, MA 02111-1307, USA. 00022 00023 // As a special exception, you may use this file as part of a free software 00024 // library without restriction. Specifically, if other files instantiate 00025 // templates or use macros or inline functions from this file, or you compile 00026 // this file and link it with other files to produce an executable, this 00027 // file does not by itself cause the resulting executable to be covered by 00028 // the GNU General Public License. This exception does not however 00029 // invalidate any other reasons why the executable file might be covered by 00030 // the GNU General Public License. 00031 00037 #ifndef __EXCEPTION__ 00038 #define __EXCEPTION__ 00039 00040 extern "C++" { 00041 00042 namespace std 00043 { 00052 class exception 00053 { 00054 public: 00055 exception() throw() { } 00056 virtual ~exception() throw(); 00059 virtual const char* what() const throw(); 00060 }; 00061 00064 class bad_exception : public exception 00065 { 00066 public: 00067 bad_exception() throw() { } 00068 // This declaration is not useless: 00069 // http://gcc.gnu.org/onlinedocs/gcc-3.0.2/gcc_6.html#SEC118 00070 virtual ~bad_exception() throw(); 00071 }; 00072 00074 typedef void (*terminate_handler) (); 00076 typedef void (*unexpected_handler) (); 00077 00079 terminate_handler set_terminate(terminate_handler) throw(); 00082 void terminate() __attribute__ ((__noreturn__)); 00083 00085 unexpected_handler set_unexpected(unexpected_handler) throw(); 00088 void unexpected() __attribute__ ((__noreturn__)); 00089 00100 bool uncaught_exception() throw(); 00101 } // namespace std 00102 00103 namespace __gnu_cxx 00104 { 00115 void __verbose_terminate_handler (); 00116 } // namespace __gnu_cxx 00117 00118 } // extern "C++" 00119 00120 #endif