boost/cobalt/spawn.hpp

0001 //
0002 // Copyright (c) 2022 Klemens Morgenstern (klemens.morgenstern@gmx.net)
0003 //
0004 // Distributed under the Boost Software License, Version 1.0. (See accompanying
0005 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
0006 //
0007
0008 #ifndef BOOST_COBALT_SPAWN_HPP
0009 #define BOOST_COBALT_SPAWN_HPP
0010
0011 #include <boost/cobalt/detail/spawn.hpp>
0012
0013 namespace boost::cobalt
0014 {
0015
0016 template<with_get_executor Context, typename T, typename CompletionToken>
0017 auto spawn(Context & context,
0018            task<T> && t,
0019            CompletionToken&& token)
0020 {
0021     return asio::async_initiate<CompletionToken, void(std::exception_ptr, T)>(
0022             detail::async_initiate_spawn{context.get_executor()}, token, std::move(t));
0023 }
0024
0025 template<std::convertible_to<executor> Executor, typename T, typename CompletionToken>
0026 auto spawn(Executor executor, task<T> && t,
0027            CompletionToken&& token BOOST_ASIO_DEFAULT_COMPLETION_TOKEN(Executor))
0028 {
0029     return asio::async_initiate<CompletionToken, void(std::exception_ptr, T)>(
0030             detail::async_initiate_spawn{executor}, token, std::move(t));
0031 }
0032
0033 template<with_get_executor Context, typename CompletionToken>
0034 auto spawn(Context & context,
0035            task<void> && t,
0036            CompletionToken&& token)
0037 {
0038     return asio::async_initiate<CompletionToken, void(std::exception_ptr)>(
0039             detail::async_initiate_spawn{context.get_executor()}, token, std::move(t));
0040 }
0041
0042 template<std::convertible_to<executor> Executor, typename CompletionToken>
0043 auto spawn(Executor executor, task<void> && t,
0044            CompletionToken&& token BOOST_ASIO_DEFAULT_COMPLETION_TOKEN(Executor))
0045 {
0046     return asio::async_initiate<CompletionToken, void(std::exception_ptr)>(
0047             detail::async_initiate_spawn{executor}, token, std::move(t));
0048
0049 }
0050
0051 }
0052
0053 #endif //BOOST_COBALT_SPAWN_HPP