boost/asio/is_executor.hpp
// // is_executor.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 BOOST_ASIO_IS_EXECUTOR_HPP #define BOOST_ASIO_IS_EXECUTOR_HPP #if defined(_MSC_VER) && (_MSC_VER >= 1200) # pragma once #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) #include <boost/asio/detail/config.hpp> #include <boost/asio/detail/is_executor.hpp> #include <boost/asio/detail/push_options.hpp> namespace boost { namespace asio { /// The is_executor trait detects whether a type T meets the Executor type /// requirements. /** * Class template @c is_executor is a UnaryTypeTrait that is derived from @c * true_type if the type @c T meets the syntactic requirements for Executor, * otherwise @c false_type. */ template <typename T> struct is_executor #if defined(GENERATING_DOCUMENTATION) : integral_constant<bool, automatically_determined> #else // defined(GENERATING_DOCUMENTATION) : boost::asio::detail::is_executor<T> #endif // defined(GENERATING_DOCUMENTATION) { }; } // namespace asio } // namespace boost #include <boost/asio/detail/pop_options.hpp> #endif // BOOST_ASIO_IS_EXECUTOR_HPP