libstdc++
cxxabi_init_exception.h
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1 // ABI Support -*- C++ -*-
2 
3 // Copyright (C) 2016-2021 Free Software Foundation, Inc.
4 //
5 // This file is part of GCC.
6 //
7 // GCC is free software; you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License as published by
9 // the Free Software Foundation; either version 3, or (at your option)
10 // any later version.
11 //
12 // GCC is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
16 //
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
20 
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
25 
26 /** @file bits/cxxabi_init_exception.h
27  * This is an internal header file, included by other library headers.
28  * Do not attempt to use it directly.
29  */
30 
31 #ifndef _CXXABI_INIT_EXCEPTION_H
32 #define _CXXABI_INIT_EXCEPTION_H 1
33 
34 #pragma GCC system_header
35 
36 #pragma GCC visibility push(default)
37 
38 #include <stddef.h>
39 #include <bits/c++config.h>
40 
41 #ifndef _GLIBCXX_CDTOR_CALLABI
42 #define _GLIBCXX_CDTOR_CALLABI
43 #define _GLIBCXX_HAVE_CDTOR_CALLABI 0
44 #else
45 #define _GLIBCXX_HAVE_CDTOR_CALLABI 1
46 #endif
47 
48 #ifdef __cplusplus
49 
50 namespace std
51 {
52  class type_info;
53 }
54 
55 namespace __cxxabiv1
56 {
57  struct __cxa_refcounted_exception;
58 
59  extern "C"
60  {
61  // Allocate memory for the primary exception plus the thrown object.
62  void*
63  __cxa_allocate_exception(size_t) _GLIBCXX_NOTHROW;
64 
65  void
66  __cxa_free_exception(void*) _GLIBCXX_NOTHROW;
67 
68  // Initialize exception (this is a GNU extension)
69  __cxa_refcounted_exception*
70  __cxa_init_primary_exception(void *object, std::type_info *tinfo,
71  void (_GLIBCXX_CDTOR_CALLABI *dest) (void *)) _GLIBCXX_NOTHROW;
72 
73  }
74 } // namespace __cxxabiv1
75 
76 #endif
77 
78 #pragma GCC visibility pop
79 
80 #endif // _CXXABI_INIT_EXCEPTION_H
ISO C++ entities toplevel namespace is std.
Part of RTTI.
Definition: typeinfo:89