Chris@16: //
Chris@16: // detail/posix_thread.hpp
Chris@16: // ~~~~~~~~~~~~~~~~~~~~~~~
Chris@16: //
Chris@101: // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16: // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16: //
Chris@16: 
Chris@16: #ifndef BOOST_ASIO_DETAIL_POSIX_THREAD_HPP
Chris@16: #define BOOST_ASIO_DETAIL_POSIX_THREAD_HPP
Chris@16: 
Chris@16: #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: # pragma once
Chris@16: #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16: 
Chris@16: #include <boost/asio/detail/config.hpp>
Chris@16: 
Chris@16: #if defined(BOOST_ASIO_HAS_PTHREADS)
Chris@16: 
Chris@16: #include <pthread.h>
Chris@16: #include <boost/asio/detail/noncopyable.hpp>
Chris@16: 
Chris@16: #include <boost/asio/detail/push_options.hpp>
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace asio {
Chris@16: namespace detail {
Chris@16: 
Chris@16: extern "C"
Chris@16: {
Chris@16:   BOOST_ASIO_DECL void* boost_asio_detail_posix_thread_function(void* arg);
Chris@16: }
Chris@16: 
Chris@16: class posix_thread
Chris@16:   : private noncopyable
Chris@16: {
Chris@16: public:
Chris@16:   // Constructor.
Chris@16:   template <typename Function>
Chris@16:   posix_thread(Function f, unsigned int = 0)
Chris@16:     : joined_(false)
Chris@16:   {
Chris@16:     start_thread(new func<Function>(f));
Chris@16:   }
Chris@16: 
Chris@16:   // Destructor.
Chris@16:   BOOST_ASIO_DECL ~posix_thread();
Chris@16: 
Chris@16:   // Wait for the thread to exit.
Chris@16:   BOOST_ASIO_DECL void join();
Chris@16: 
Chris@16: private:
Chris@16:   friend void* boost_asio_detail_posix_thread_function(void* arg);
Chris@16: 
Chris@16:   class func_base
Chris@16:   {
Chris@16:   public:
Chris@16:     virtual ~func_base() {}
Chris@16:     virtual void run() = 0;
Chris@16:   };
Chris@16: 
Chris@16:   struct auto_func_base_ptr
Chris@16:   {
Chris@16:     func_base* ptr;
Chris@16:     ~auto_func_base_ptr() { delete ptr; }
Chris@16:   };
Chris@16: 
Chris@16:   template <typename Function>
Chris@16:   class func
Chris@16:     : public func_base
Chris@16:   {
Chris@16:   public:
Chris@16:     func(Function f)
Chris@16:       : f_(f)
Chris@16:     {
Chris@16:     }
Chris@16: 
Chris@16:     virtual void run()
Chris@16:     {
Chris@16:       f_();
Chris@16:     }
Chris@16: 
Chris@16:   private:
Chris@16:     Function f_;
Chris@16:   };
Chris@16: 
Chris@16:   BOOST_ASIO_DECL void start_thread(func_base* arg);
Chris@16: 
Chris@16:   ::pthread_t thread_;
Chris@16:   bool joined_;
Chris@16: };
Chris@16: 
Chris@16: } // namespace detail
Chris@16: } // namespace asio
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #include <boost/asio/detail/pop_options.hpp>
Chris@16: 
Chris@16: #if defined(BOOST_ASIO_HEADER_ONLY)
Chris@16: # include <boost/asio/detail/impl/posix_thread.ipp>
Chris@16: #endif // defined(BOOST_ASIO_HEADER_ONLY)
Chris@16: 
Chris@16: #endif // defined(BOOST_ASIO_HAS_PTHREADS)
Chris@16: 
Chris@16: #endif // BOOST_ASIO_DETAIL_POSIX_THREAD_HPP