| // |
| // detail/handler_cont_helpers.hpp |
| // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2016 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_HANDLER_CONT_HELPERS_HPP |
| #define ASIO_DETAIL_HANDLER_CONT_HELPERS_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include "asio/detail/config.hpp" |
| #include "asio/detail/memory.hpp" |
| #include "asio/handler_continuation_hook.hpp" |
| |
| #include "asio/detail/push_options.hpp" |
| |
| // Calls to asio_handler_is_continuation must be made from a namespace that |
| // does not contain overloads of this function. This namespace is defined here |
| // for that purpose. |
| namespace asio_handler_cont_helpers { |
| |
| template <typename Context> |
| inline bool is_continuation(Context& context) |
| { |
| #if !defined(ASIO_HAS_HANDLER_HOOKS) |
| return false; |
| #else |
| using asio::asio_handler_is_continuation; |
| return asio_handler_is_continuation( |
| asio::detail::addressof(context)); |
| #endif |
| } |
| |
| } // namespace asio_handler_cont_helpers |
| |
| #include "asio/detail/pop_options.hpp" |
| |
| #endif // ASIO_DETAIL_HANDLER_CONT_HELPERS_HPP |