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1 | // -*- C++ -*- header. |
2 | ||
3 | // Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc. | |
4 | // | |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // Under Section 7 of GPL version 3, you are granted additional | |
17 | // permissions described in the GCC Runtime Library Exception, version | |
18 | // 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | // You should have received a copy of the GNU General Public License and | |
21 | // a copy of the GCC Runtime Library Exception along with this program; | |
22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | // <http://www.gnu.org/licenses/>. | |
24 | ||
25 | /** @file bits/atomic_lockfree_defines.h | |
26 | * This is an internal header file, included by other library headers. | |
27 | * Do not attempt to use it directly. @headername{atomic} | |
28 | */ | |
29 | ||
30 | #ifndef _GLIBCXX_ATOMIC_LOCK_FREE_H | |
31 | #define _GLIBCXX_ATOMIC_LOCK_FREE_H 1 | |
32 | ||
33 | #pragma GCC system_header | |
34 | ||
35 | /** | |
36 | * @addtogroup atomics | |
37 | * @{ | |
38 | */ | |
39 | ||
40 | /** | |
41 | * Lock-free property. | |
42 | * | |
43 | * 0 indicates that the types are never lock-free. | |
44 | * 1 indicates that the types are sometimes lock-free. | |
45 | * 2 indicates that the types are always lock-free. | |
46 | */ | |
47 | ||
734f5023 | 48 | #if __cplusplus >= 201103L |
a152e96f BK |
49 | #define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE |
50 | #define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE | |
51 | #define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE | |
52 | #define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE | |
53 | #define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE | |
54 | #define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE | |
55 | #define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE | |
56 | #define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE | |
57 | #define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE | |
58 | #define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE | |
59 | #endif | |
60 | ||
61 | // @} group atomics | |
62 | ||
63 | #endif |