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/smart_ptr/detail/sp_has_gcc_intrinsics.hpp> |
32 | #include <boost/smart_ptr/detail/sp_has_sync_intrinsics.hpp> |
33 | #include <boost/config.hpp> |
34 | |
35 | #if defined( BOOST_SP_USE_STD_ATOMIC ) |
36 | # include <boost/smart_ptr/detail/spinlock_std_atomic.hpp> |
37 | |
38 | #elif defined( BOOST_SP_USE_PTHREADS ) |
39 | # include <boost/smart_ptr/detail/spinlock_pt.hpp> |
40 | |
41 | #elif defined( BOOST_SP_HAS_GCC_INTRINSICS ) |
42 | # include <boost/smart_ptr/detail/spinlock_gcc_atomic.hpp> |
43 | |
44 | #elif !defined( BOOST_NO_CXX11_HDR_ATOMIC ) |
45 | # include <boost/smart_ptr/detail/spinlock_std_atomic.hpp> |
46 | |
47 | #elif defined(__GNUC__) && defined( __arm__ ) && !defined( __thumb__ ) |
48 | # include <boost/smart_ptr/detail/spinlock_gcc_arm.hpp> |
49 | |
50 | #elif defined( BOOST_SP_HAS_SYNC_INTRINSICS ) |
51 | # include <boost/smart_ptr/detail/spinlock_sync.hpp> |
52 | |
53 | #elif defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__CYGWIN__) |
54 | # include <boost/smart_ptr/detail/spinlock_w32.hpp> |
55 | |
56 | #elif defined(BOOST_HAS_PTHREADS) |
57 | # include <boost/smart_ptr/detail/spinlock_pt.hpp> |
58 | |
59 | #elif !defined(BOOST_HAS_THREADS) |
60 | # include <boost/smart_ptr/detail/spinlock_nt.hpp> |
61 | |
62 | #else |
63 | # error Unrecognized threading platform |
64 | #endif |
65 | |
66 | #endif // #ifndef BOOST_SMART_PTR_DETAIL_SPINLOCK_HPP_INCLUDED |
67 | |