| 1 | // |
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| 2 | // execution/invocable_archetype.hpp |
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| 3 | // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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| 4 | // |
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| 5 | // Copyright (c) 2003-2024 Christopher M. Kohlhoff (chris at kohlhoff dot com) |
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| 6 | // |
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| 7 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
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| 8 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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| 9 | // |
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| 10 | |
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| 11 | #ifndef BOOST_ASIO_EXECUTION_INVOCABLE_ARCHETYPE_HPP |
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| 12 | #define BOOST_ASIO_EXECUTION_INVOCABLE_ARCHETYPE_HPP |
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| 13 | |
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| 14 | #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 15 | # pragma once |
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| 16 | #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
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| 17 | |
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| 18 | #include <boost/asio/detail/config.hpp> |
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| 19 | #include <boost/asio/detail/type_traits.hpp> |
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| 20 | |
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| 21 | #include <boost/asio/detail/push_options.hpp> |
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| 22 | |
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| 23 | namespace boost { |
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| 24 | namespace asio { |
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| 25 | namespace execution { |
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| 26 | |
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| 27 | /// An archetypal function object used for determining adherence to the |
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| 28 | /// execution::executor concept. |
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| 29 | struct invocable_archetype |
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| 30 | { |
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| 31 | /// Function call operator. |
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| 32 | template <typename... Args> |
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| 33 | void operator()(Args&&...) |
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| 34 | { |
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| 35 | } |
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| 36 | }; |
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| 37 | |
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| 38 | } // namespace execution |
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| 39 | } // namespace asio |
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| 40 | } // namespace boost |
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| 41 | |
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| 42 | #include <boost/asio/detail/pop_options.hpp> |
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| 43 | |
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| 44 | #endif // BOOST_ASIO_EXECUTION_INVOCABLE_ARCHETYPE_HPP |
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| 45 | |
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| 46 | |
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