projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
1 | #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED |
| 2 | #define BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED | |
| 3 | ||
| 4 | // MS compatible compilers support #pragma once | |
| 5 | ||
| 6 | #if defined(_MSC_VER) && (_MSC_VER >= 1020) | |
| 7 | # pragma once | |
| 8 | #endif | |
| 9 | ||
| 10 | // | |
| 11 | // boost/detail/spinlock.hpp | |
| 12 | // | |
| 13 | // Copyright (c) 2008 Peter Dimov | |
| 14 | // | |
| 15 | // Distributed under the Boost Software License, Version 1.0. | |
| 16 | // See accompanying file LICENSE_1_0.txt or copy at | |
| 17 | // http://www.boost.org/LICENSE_1_0.txt) | |
| 18 | // | |
| 19 | // struct spinlock | |
| 20 | // { | |
| 21 | // void lock(); | |
| 22 | // bool try_lock(); | |
| 23 | // void unlock(); | |
| 24 | // | |
| 25 | // class scoped_lock; | |
| 26 | // }; | |
| 27 | // | |
| 28 | // #define BOOST_DETAIL_SPINLOCK_INIT <unspecified> | |
| 29 | // | |
| 30 | ||
| 31 | #include <boost/config.hpp> | |
| 32 | #include <boost/smart_ptr/detail/sp_has_sync.hpp> | |
| 33 | ||
| 34 | #if defined( BOOST_SP_USE_STD_ATOMIC ) | |
| 35 | # if !defined( __clang__ ) | |
| 36 | # include <boost/smart_ptr/detail/spinlock_std_atomic.hpp> | |
| 37 | # else | |
| 38 | // Clang (at least up to 3.4) can't compile spinlock_pool when | |
| 39 | // using std::atomic, so substitute the __sync implementation instead. | |
| 40 | # include <boost/smart_ptr/detail/spinlock_sync.hpp> | |
| 41 | # endif | |
| 42 | ||
| 43 | #elif defined( BOOST_SP_USE_PTHREADS ) | |
| 44 | # include <boost/smart_ptr/detail/spinlock_pt.hpp> | |
| 45 | ||
| 46 | #elif !defined( BOOST_NO_CXX11_HDR_ATOMIC ) | |
| 47 | # include <boost/smart_ptr/detail/spinlock_std_atomic.hpp> | |
| 48 | ||
| 49 | #elif defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ ) | |
| 50 | # include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp> | |
| 51 | ||
| 52 | #elif defined( BOOST_SP_HAS_SYNC ) | |
| 53 | # include <boost/smart_ptr/detail/spinlock_sync.hpp> | |
| 54 | ||
| 55 | #elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) | |
| 56 | # include <boost/smart_ptr/detail/spinlock_w32.hpp> | |
| 57 | ||
| 58 | #elif defined(BOOST_HAS_PTHREADS) | |
| 59 | # include <boost/smart_ptr/detail/spinlock_pt.hpp> | |
| 60 | ||
| 61 | #elif !defined(BOOST_HAS_THREADS) | |
| 62 | # include <boost/smart_ptr/detail/spinlock_nt.hpp> | |
| 63 | ||
| 64 | #else | |
| 65 | # error Unrecognized threading platform | |
| 66 | #endif | |
| 67 | ||
| 68 | #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED |