| // |
| // detail/wince_thread.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2015 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_WINCE_THREAD_HPP |
| #define ASIO_DETAIL_WINCE_THREAD_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) && defined(UNDER_CE) |
| |
| #include "asio/detail/memory.hpp" |
| #include "asio/detail/noncopyable.hpp" |
| #include "asio/detail/socket_types.hpp" |
| #include "asio/detail/throw_error.hpp" |
| #include "asio/error.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| namespace asio { |
| namespace detail { |
| |
| DWORD WINAPI wince_thread_function(LPVOID arg); |
| |
| class wince_thread |
| : private noncopyable |
| { |
| public: |
| // Constructor. |
| template <typename Function> |
| wince_thread(Function f, unsigned int = 0) |
| { |
| std::auto_ptr<func_base> arg(new func<Function>(f)); |
| DWORD thread_id = 0; |
| thread_ = ::CreateThread(0, 0, wince_thread_function, |
| arg.get(), 0, &thread_id); |
| if (!thread_) |
| { |
| DWORD last_error = ::GetLastError(); |
| asio::error_code ec(last_error, |
| asio::error::get_system_category()); |
| asio::detail::throw_error(ec, "thread"); |
| } |
| arg.release(); |
| } |
| |
| // Destructor. |
| ~wince_thread() |
| { |
| ::CloseHandle(thread_); |
| } |
| |
| // Wait for the thread to exit. |
| void join() |
| { |
| ::WaitForSingleObject(thread_, INFINITE); |
| } |
| |
| // Get number of CPUs. |
| static std::size_t hardware_concurrency() |
| { |
| SYSTEM_INFO system_info; |
| ::GetSystemInfo(&system_info); |
| return system_info.dwNumberOfProcessors; |
| } |
| |
| private: |
| friend DWORD WINAPI wince_thread_function(LPVOID arg); |
| |
| class func_base |
| { |
| public: |
| virtual ~func_base() {} |
| virtual void run() = 0; |
| }; |
| |
| template <typename Function> |
| class func |
| : public func_base |
| { |
| public: |
| func(Function f) |
| : f_(f) |
| { |
| } |
| |
| virtual void run() |
| { |
| f_(); |
| } |
| |
| private: |
| Function f_; |
| }; |
| |
| ::HANDLE thread_; |
| }; |
| |
| inline DWORD WINAPI wince_thread_function(LPVOID arg) |
| { |
| std::auto_ptr<wince_thread::func_base> func( |
| static_cast<wince_thread::func_base*>(arg)); |
| func->run(); |
| return 0; |
| } |
| |
| } // namespace detail |
| } // namespace asio |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #endif // defined(ASIO_WINDOWS) && defined(UNDER_CE) |
| |
| #endif // ASIO_DETAIL_WINCE_THREAD_HPP |