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1 | // Copyright (c) 2016 Klemens D. Morgenstern |
2 | // | |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | ||
7 | #ifndef BOOST_PROCESS_WINDOWS_ASYNC_HANDLER_HPP_ | |
8 | #define BOOST_PROCESS_WINDOWS_ASYNC_HANDLER_HPP_ | |
9 | ||
10 | #include <boost/process/detail/windows/handler.hpp> | |
11 | #include <type_traits> | |
12 | ||
13 | namespace boost { namespace process { namespace detail { namespace windows { | |
14 | ||
15 | struct require_io_context {}; | |
16 | ||
17 | struct async_handler : handler_base_ext, require_io_context | |
18 | { | |
19 | }; | |
20 | ||
21 | template<typename T> | |
22 | struct is_async_handler : std::is_base_of<async_handler, T> {}; | |
23 | template<typename T> | |
24 | struct is_async_handler<T&> : std::is_base_of<async_handler, T> {}; | |
25 | template<typename T> | |
26 | struct is_async_handler<const T&> : std::is_base_of<async_handler, T> {}; | |
27 | ||
28 | template<typename T> | |
29 | struct does_require_io_context : std::is_base_of<require_io_context, T> {}; | |
30 | ||
31 | template<typename T> | |
32 | struct does_require_io_context<T&> : std::is_base_of<require_io_context, T> {}; | |
33 | ||
34 | template<typename T> | |
35 | struct does_require_io_context<const T&> : std::is_base_of<require_io_context, T> {}; | |
36 | ||
37 | ||
38 | }}}} | |
39 | ||
40 | #endif /* BOOST_PROCESS_WINDOWS_ASYNC_HANDLER_HPP_ */ |