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1 | // |
2 | // is_executor.hpp | |
3 | // ~~~~~~~~~~~~~~~ | |
4 | // | |
f67539c2 | 5 | // Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
b32b8144 FG |
6 | // |
7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
9 | // | |
10 | ||
11 | #ifndef BOOST_ASIO_IS_EXECUTOR_HPP | |
12 | #define BOOST_ASIO_IS_EXECUTOR_HPP | |
13 | ||
14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) | |
15 | # pragma once | |
16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) | |
17 | ||
18 | #include <boost/asio/detail/config.hpp> | |
19 | #include <boost/asio/detail/is_executor.hpp> | |
20 | ||
21 | #include <boost/asio/detail/push_options.hpp> | |
22 | ||
23 | namespace boost { | |
24 | namespace asio { | |
25 | ||
26 | /// The is_executor trait detects whether a type T meets the Executor type | |
27 | /// requirements. | |
28 | /** | |
29 | * Class template @c is_executor is a UnaryTypeTrait that is derived from @c | |
30 | * true_type if the type @c T meets the syntactic requirements for Executor, | |
31 | * otherwise @c false_type. | |
32 | */ | |
33 | template <typename T> | |
34 | struct is_executor | |
35 | #if defined(GENERATING_DOCUMENTATION) | |
36 | : integral_constant<bool, automatically_determined> | |
37 | #else // defined(GENERATING_DOCUMENTATION) | |
38 | : boost::asio::detail::is_executor<T> | |
39 | #endif // defined(GENERATING_DOCUMENTATION) | |
40 | { | |
41 | }; | |
42 | ||
43 | } // namespace asio | |
44 | } // namespace boost | |
45 | ||
46 | #include <boost/asio/detail/pop_options.hpp> | |
47 | ||
48 | #endif // BOOST_ASIO_IS_EXECUTOR_HPP |