ceph/src/boost/boost/asio/detail/null_reactor.hpp

   1 //
   2 // detail/null_reactor.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2017 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_DETAIL_NULL_REACTOR_HPP
  12 #define BOOST_ASIO_DETAIL_NULL_REACTOR_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 #if defined(BOOST_ASIO_HAS_IOCP) || defined(BOOST_ASIO_WINDOWS_RUNTIME)
  21
  22 #include <boost/asio/detail/scheduler_operation.hpp>
  23 #include <boost/asio/execution_context.hpp>
  24
  25 #include <boost/asio/detail/push_options.hpp>
  26
  27 namespace boost {
  28 namespace asio {
  29 namespace detail {
  30
  31 class null_reactor
  32   : public execution_context_service_base<null_reactor>
  33 {
  34 public:
  35   // Constructor.
  36   null_reactor(boost::asio::execution_context& ctx)
  37     : execution_context_service_base<null_reactor>(ctx)
  38   {
  39   }
  40
  41   // Destructor.
  42   ~null_reactor()
  43   {
  44   }
  45
  46   // Destroy all user-defined handler objects owned by the service.
  47   void shutdown()
  48   {
  49   }
  50
  51   // No-op because should never be called.
  52   void run(long /*usec*/, op_queue<scheduler_operation>& /*ops*/)
  53   {
  54   }
  55
  56   // No-op.
  57   void interrupt()
  58   {
  59   }
  60 };
  61
  62 } // namespace detail
  63 } // namespace asio
  64 } // namespace boost
  65
  66 #include <boost/asio/detail/pop_options.hpp>
  67
  68 #endif // defined(BOOST_ASIO_HAS_IOCP) || defined(BOOST_ASIO_WINDOWS_RUNTIME)
  69
  70 #endif // BOOST_ASIO_DETAIL_NULL_REACTOR_HPP