libstdc++
cxxabi_init_exception.h
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00001 // ABI Support -*- C++ -*-
00002 
00003 // Copyright (C) 2016-2018 Free Software Foundation, Inc.
00004 //
00005 // This file is part of GCC.
00006 //
00007 // GCC is free software; you can redistribute it and/or modify
00008 // it under the terms of the GNU General Public License as published by
00009 // the Free Software Foundation; either version 3, or (at your option)
00010 // any later version.
00011 //
00012 // GCC is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 //
00017 // Under Section 7 of GPL version 3, you are granted additional
00018 // permissions described in the GCC Runtime Library Exception, version
00019 // 3.1, as published by the Free Software Foundation.
00020 
00021 // You should have received a copy of the GNU General Public License and
00022 // a copy of the GCC Runtime Library Exception along with this program;
00023 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
00024 // <http://www.gnu.org/licenses/>.
00025 
00026 /** @file bits/cxxabi_init_exception.h
00027  *  This is an internal header file, included by other library headers.
00028  *  Do not attempt to use it directly.
00029  */
00030 
00031 #ifndef _CXXABI_INIT_EXCEPTION_H
00032 #define _CXXABI_INIT_EXCEPTION_H 1
00033 
00034 #pragma GCC system_header
00035 
00036 #pragma GCC visibility push(default)
00037 
00038 #include <stddef.h>
00039 #include <bits/c++config.h>
00040 
00041 #ifndef _GLIBCXX_CDTOR_CALLABI
00042 #define _GLIBCXX_CDTOR_CALLABI
00043 #define _GLIBCXX_HAVE_CDTOR_CALLABI 0
00044 #else
00045 #define _GLIBCXX_HAVE_CDTOR_CALLABI 1
00046 #endif
00047 
00048 #ifdef __cplusplus
00049 
00050 namespace std
00051 {
00052   class type_info;
00053 }
00054 
00055 namespace __cxxabiv1
00056 {
00057   struct __cxa_refcounted_exception;
00058 
00059   extern "C"
00060     {
00061       // Allocate memory for the primary exception plus the thrown object.
00062       void*
00063       __cxa_allocate_exception(size_t) _GLIBCXX_NOTHROW;
00064 
00065       void
00066       __cxa_free_exception(void*) _GLIBCXX_NOTHROW;
00067 
00068       // Initialize exception (this is a GNU extension)
00069       __cxa_refcounted_exception*
00070       __cxa_init_primary_exception(void *object, std::type_info *tinfo,
00071                 void (_GLIBCXX_CDTOR_CALLABI *dest) (void *)) _GLIBCXX_NOTHROW;
00072 
00073     }
00074 } // namespace __cxxabiv1
00075 
00076 #endif
00077 
00078 #pragma GCC visibility pop
00079 
00080 #endif // _CXXABI_INIT_EXCEPTION_H