boost/asio/detail/posix_thread.hpp
//
// detail/posix_thread.hpp
// ~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2013 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 BOOST_ASIO_DETAIL_POSIX_THREAD_HPP
#define BOOST_ASIO_DETAIL_POSIX_THREAD_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/config.hpp>
#if defined(BOOST_ASIO_HAS_PTHREADS)
#include <pthread.h>
#include <boost/asio/detail/noncopyable.hpp>
#include <boost/asio/detail/push_options.hpp>
namespace boost {
namespace asio {
namespace detail {
extern "C"
{
BOOST_ASIO_DECL void* boost_asio_detail_posix_thread_function(void* arg);
}
class posix_thread
: private noncopyable
{
public:
// Constructor.
template <typename Function>
posix_thread(Function f, unsigned int = 0)
: joined_(false)
{
start_thread(new func<Function>(f));
}
// Destructor.
BOOST_ASIO_DECL ~posix_thread();
// Wait for the thread to exit.
BOOST_ASIO_DECL void join();
private:
friend void* boost_asio_detail_posix_thread_function(void* arg);
class func_base
{
public:
virtual ~func_base() {}
virtual void run() = 0;
};
struct auto_func_base_ptr
{
func_base* ptr;
~auto_func_base_ptr() { delete ptr; }
};
template <typename Function>
class func
: public func_base
{
public:
func(Function f)
: f_(f)
{
}
virtual void run()
{
f_();
}
private:
Function f_;
};
BOOST_ASIO_DECL void start_thread(func_base* arg);
::pthread_t thread_;
bool joined_;
};
} // namespace detail
} // namespace asio
} // namespace boost
#include <boost/asio/detail/pop_options.hpp>
#if defined(BOOST_ASIO_HEADER_ONLY)
# include <boost/asio/detail/impl/posix_thread.ipp>
#endif // defined(BOOST_ASIO_HEADER_ONLY)
#endif // defined(BOOST_ASIO_HAS_PTHREADS)
#endif // BOOST_ASIO_DETAIL_POSIX_THREAD_HPP