ceph/src/boost/boost/asio/this_coro.hpp

   1 //
   2 // this_coro.hpp
   3 // ~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
   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_THIS_CORO_HPP
  12 #define BOOST_ASIO_THIS_CORO_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
  20 #include <boost/asio/detail/push_options.hpp>
  21
  22 namespace boost {
  23 namespace asio {
  24 namespace this_coro {
  25
  26 /// Awaitable type that returns the executor of the current coroutine.
  27 struct executor_t
  28 {
  29   BOOST_ASIO_CONSTEXPR executor_t()
  30   {
  31   }
  32 };
  33
  34 /// Awaitable object that returns the executor of the current coroutine.
  35 #if defined(BOOST_ASIO_HAS_CONSTEXPR) || defined(GENERATING_DOCUMENTATION)
  36 constexpr executor_t executor;
  37 #elif defined(BOOST_ASIO_MSVC)
  38 __declspec(selectany) executor_t executor;
  39 #endif
  40
  41 } // namespace this_coro
  42 } // namespace asio
  43 } // namespace boost
  44
  45 #include <boost/asio/detail/pop_options.hpp>
  46
  47 #endif // BOOST_ASIO_THIS_CORO_HPP