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// Copyright (c) 2016 Klemens D. Morgenstern
//
// 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_PROCESS_POSIX_ASYNC_HANDLER_HPP_
#define BOOST_PROCESS_POSIX_ASYNC_HANDLER_HPP_
#include <boost/process/detail/posix/handler.hpp>
#include <type_traits>
namespace boost { namespace process { namespace detail { namespace posix {
struct require_io_service {};
struct async_handler : handler_base_ext, require_io_service
{
};
template<typename T>
struct is_async_handler : std::is_base_of<async_handler, T> {};
template<typename T>
struct is_async_handler<T&> : std::is_base_of<async_handler, T> {};
template<typename T>
struct is_async_handler<const T&> : std::is_base_of<async_handler, T> {};
template<typename T>
struct does_require_io_service : std::is_base_of<require_io_service, T> {};
template<typename T>
struct does_require_io_service<T&> : std::is_base_of<require_io_service, T> {};
template<typename T>
struct does_require_io_service<const T&> : std::is_base_of<require_io_service, T> {};
}}}}
#endif /* BOOST_PROCESS_WINDOWS_ASYNC_HANDLER_HPP_ */
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