boost/asio/detail/null_event.hpp
//
// null_event.hpp
// ~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2010 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_NULL_EVENT_HPP
#define BOOST_ASIO_DETAIL_NULL_EVENT_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <boost/asio/detail/push_options.hpp>
#include <boost/asio/detail/push_options.hpp>
#include <boost/config.hpp>
#include <boost/asio/detail/pop_options.hpp>
#if !defined(BOOST_HAS_THREADS)
#include <boost/asio/detail/noncopyable.hpp>
namespace boost {
namespace asio {
namespace detail {
class null_event
: private noncopyable
{
public:
// Constructor.
null_event()
{
}
// Destructor.
~null_event()
{
}
// Signal the event.
template <typename Lock>
void signal(Lock&)
{
}
// Reset the event.
template <typename Lock>
void clear(Lock&)
{
}
// Wait for the event to become signalled.
template <typename Lock>
void wait(Lock&)
{
}
};
} // namespace detail
} // namespace asio
} // namespace boost
#endif // !defined(BOOST_HAS_THREADS)
#include <boost/asio/detail/pop_options.hpp>
#endif // BOOST_ASIO_DETAIL_NULL_EVENT_HPP