| // |
| // detail/win_static_mutex.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2016 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| // |
| |
| #ifndef ASIO_DETAIL_WIN_STATIC_MUTEX_HPP |
| #define ASIO_DETAIL_WIN_STATIC_MUTEX_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include "asio/detail/config.hpp" |
| |
| #if defined(ASIO_WINDOWS) |
| |
| #include "asio/detail/scoped_lock.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace detail { |
| |
| struct win_static_mutex |
| { |
| typedef asio::detail::scoped_lock<win_static_mutex> scoped_lock; |
| |
| // Initialise the mutex. |
| ASIO_DECL void init(); |
| |
| // Initialisation must be performed in a separate function to the "public" |
| // init() function since the compiler does not support the use of structured |
| // exceptions and C++ exceptions in the same function. |
| ASIO_DECL int do_init(); |
| |
| // Lock the mutex. |
| void lock() |
| { |
| ::EnterCriticalSection(&crit_section_); |
| } |
| |
| // Unlock the mutex. |
| void unlock() |
| { |
| ::LeaveCriticalSection(&crit_section_); |
| } |
| |
| bool initialised_; |
| ::CRITICAL_SECTION crit_section_; |
| }; |
| |
| #if defined(UNDER_CE) |
| # define ASIO_WIN_STATIC_MUTEX_INIT { false, { 0, 0, 0, 0, 0 } } |
| #else // defined(UNDER_CE) |
| # define ASIO_WIN_STATIC_MUTEX_INIT { false, { 0, 0, 0, 0, 0, 0 } } |
| #endif // defined(UNDER_CE) |
| |
| } // namespace detail |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #if defined(ASIO_HEADER_ONLY) |
| # include "asio/detail/impl/win_static_mutex.ipp" |
| #endif // defined(ASIO_HEADER_ONLY) |
| |
| #endif // defined(ASIO_WINDOWS) |
| |
| #endif // ASIO_DETAIL_WIN_STATIC_MUTEX_HPP |