libstdc++
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00001 // -*- C++ -*- header. 00002 00003 // Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc. 00004 // 00005 // This file is part of the GNU ISO C++ Library. This library is free 00006 // software; you can redistribute it and/or modify it under the 00007 // terms of the GNU General Public License as published by the 00008 // Free Software Foundation; either version 3, or (at your option) 00009 // any later version. 00010 00011 // This library is distributed in the hope that it will be useful, 00012 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 // GNU General Public License for more details. 00015 00016 // Under Section 7 of GPL version 3, you are granted additional 00017 // permissions described in the GCC Runtime Library Exception, version 00018 // 3.1, as published by the Free Software Foundation. 00019 00020 // You should have received a copy of the GNU General Public License and 00021 // a copy of the GCC Runtime Library Exception along with this program; 00022 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 00023 // <http://www.gnu.org/licenses/>. 00024 00025 /** @file bits/atomic_lockfree_defines.h 00026 * This is an internal header file, included by other library headers. 00027 * Do not attempt to use it directly. @headername{atomic} 00028 */ 00029 00030 #ifndef _GLIBCXX_ATOMIC_LOCK_FREE_H 00031 #define _GLIBCXX_ATOMIC_LOCK_FREE_H 1 00032 00033 #pragma GCC system_header 00034 00035 /** 00036 * @addtogroup atomics 00037 * @{ 00038 */ 00039 00040 /** 00041 * Lock-free property. 00042 * 00043 * 0 indicates that the types are never lock-free. 00044 * 1 indicates that the types are sometimes lock-free. 00045 * 2 indicates that the types are always lock-free. 00046 */ 00047 00048 #ifdef __GXX_EXPERIMENTAL_CXX0X__ 00049 #define ATOMIC_BOOL_LOCK_FREE __GCC_ATOMIC_BOOL_LOCK_FREE 00050 #define ATOMIC_CHAR_LOCK_FREE __GCC_ATOMIC_CHAR_LOCK_FREE 00051 #define ATOMIC_WCHAR_T_LOCK_FREE __GCC_ATOMIC_WCHAR_T_LOCK_FREE 00052 #define ATOMIC_CHAR16_T_LOCK_FREE __GCC_ATOMIC_CHAR16_T_LOCK_FREE 00053 #define ATOMIC_CHAR32_T_LOCK_FREE __GCC_ATOMIC_CHAR32_T_LOCK_FREE 00054 #define ATOMIC_SHORT_LOCK_FREE __GCC_ATOMIC_SHORT_LOCK_FREE 00055 #define ATOMIC_INT_LOCK_FREE __GCC_ATOMIC_INT_LOCK_FREE 00056 #define ATOMIC_LONG_LOCK_FREE __GCC_ATOMIC_LONG_LOCK_FREE 00057 #define ATOMIC_LLONG_LOCK_FREE __GCC_ATOMIC_LLONG_LOCK_FREE 00058 #define ATOMIC_POINTER_LOCK_FREE __GCC_ATOMIC_POINTER_LOCK_FREE 00059 #endif 00060 00061 // @} group atomics 00062 00063 #endif