annotate DEPENDENCIES/generic/include/boost/asio/detail/handler_cont_helpers.hpp @ 133:4acb5d8d80b6 tip

Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents c530137014c0
children
rev   line source
Chris@16 1 //
Chris@16 2 // detail/handler_cont_helpers.hpp
Chris@16 3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Chris@16 4 //
Chris@101 5 // Copyright (c) 2003-2015 Christopher M. Kohlhoff (chris at kohlhoff dot com)
Chris@16 6 //
Chris@16 7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
Chris@16 8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16 9 //
Chris@16 10
Chris@16 11 #ifndef BOOST_ASIO_DETAIL_HANDLER_CONT_HELPERS_HPP
Chris@16 12 #define BOOST_ASIO_DETAIL_HANDLER_CONT_HELPERS_HPP
Chris@16 13
Chris@16 14 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16 15 # pragma once
Chris@16 16 #endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
Chris@16 17
Chris@16 18 #include <boost/asio/detail/config.hpp>
Chris@16 19 #include <boost/asio/detail/addressof.hpp>
Chris@16 20 #include <boost/asio/handler_continuation_hook.hpp>
Chris@16 21
Chris@16 22 #include <boost/asio/detail/push_options.hpp>
Chris@16 23
Chris@16 24 // Calls to asio_handler_is_continuation must be made from a namespace that
Chris@16 25 // does not contain overloads of this function. This namespace is defined here
Chris@16 26 // for that purpose.
Chris@16 27 namespace boost_asio_handler_cont_helpers {
Chris@16 28
Chris@16 29 template <typename Context>
Chris@16 30 inline bool is_continuation(Context& context)
Chris@16 31 {
Chris@16 32 #if !defined(BOOST_ASIO_HAS_HANDLER_HOOKS)
Chris@16 33 return false;
Chris@16 34 #else
Chris@16 35 using boost::asio::asio_handler_is_continuation;
Chris@16 36 return asio_handler_is_continuation(
Chris@16 37 boost::asio::detail::addressof(context));
Chris@16 38 #endif
Chris@16 39 }
Chris@16 40
Chris@16 41 } // namespace boost_asio_handler_cont_helpers
Chris@16 42
Chris@16 43 #include <boost/asio/detail/pop_options.hpp>
Chris@16 44
Chris@16 45 #endif // BOOST_ASIO_DETAIL_HANDLER_CONT_HELPERS_HPP