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- //
- // detail/handler_cont_helpers.hpp
- // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- //
- // Copyright (c) 2003-2019 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
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