diff options
Diffstat (limited to '3rdparty/asio/include/asio/execution/detail/void_receiver.hpp')
-rw-r--r-- | 3rdparty/asio/include/asio/execution/detail/void_receiver.hpp | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/3rdparty/asio/include/asio/execution/detail/void_receiver.hpp b/3rdparty/asio/include/asio/execution/detail/void_receiver.hpp new file mode 100644 index 00000000000..fb2d53f58ee --- /dev/null +++ b/3rdparty/asio/include/asio/execution/detail/void_receiver.hpp @@ -0,0 +1,90 @@ +// +// execution/detail/void_receiver.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2021 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_EXECUTION_DETAIL_VOID_RECEIVER_HPP +#define ASIO_EXECUTION_DETAIL_VOID_RECEIVER_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" +#include "asio/traits/set_done_member.hpp" +#include "asio/traits/set_error_member.hpp" +#include "asio/traits/set_value_member.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace execution { +namespace detail { + +struct void_receiver +{ + void set_value() ASIO_NOEXCEPT + { + } + + template <typename E> + void set_error(ASIO_MOVE_ARG(E)) ASIO_NOEXCEPT + { + } + + void set_done() ASIO_NOEXCEPT + { + } +}; + +} // namespace detail +} // namespace execution +namespace traits { + +#if !defined(ASIO_HAS_DEDUCED_SET_VALUE_MEMBER_TRAIT) + +template <> +struct set_value_member<asio::execution::detail::void_receiver, void()> +{ + ASIO_STATIC_CONSTEXPR(bool, is_valid = true); + ASIO_STATIC_CONSTEXPR(bool, is_noexcept = true); + typedef void result_type; +}; + +#endif // !defined(ASIO_HAS_DEDUCED_SET_VALUE_MEMBER_TRAIT) + +#if !defined(ASIO_HAS_DEDUCED_SET_ERROR_MEMBER_TRAIT) + +template <typename E> +struct set_error_member<asio::execution::detail::void_receiver, E> +{ + ASIO_STATIC_CONSTEXPR(bool, is_valid = true); + ASIO_STATIC_CONSTEXPR(bool, is_noexcept = true); + typedef void result_type; +}; + +#endif // !defined(ASIO_HAS_DEDUCED_SET_ERROR_MEMBER_TRAIT) + +#if !defined(ASIO_HAS_DEDUCED_SET_DONE_MEMBER_TRAIT) + +template <> +struct set_done_member<asio::execution::detail::void_receiver> +{ + ASIO_STATIC_CONSTEXPR(bool, is_valid = true); + ASIO_STATIC_CONSTEXPR(bool, is_noexcept = true); + typedef void result_type; +}; + +#endif // !defined(ASIO_HAS_DEDUCED_SET_DONE_MEMBER_TRAIT) + +} // namespace traits +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // ASIO_EXECUTION_DETAIL_VOID_RECEIVER_HPP |