ceph/src/boost/libs/asio/include/boost/asio/detail/handler_invoke_helpers.hpp

   1 //
   2 // detail/handler_invoke_helpers.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2016 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_HANDLER_INVOKE_HELPERS_HPP
  12 #define BOOST_ASIO_DETAIL_HANDLER_INVOKE_HELPERS_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/addressof.hpp>
  20 #include <boost/asio/handler_invoke_hook.hpp>
  21
  22 #include <boost/asio/detail/push_options.hpp>
  23
  24 // Calls to asio_handler_invoke must be made from a namespace that does not
  25 // contain overloads of this function. The boost_asio_handler_invoke_helpers
  26 // namespace is defined here for that purpose.
  27 namespace boost_asio_handler_invoke_helpers {
  28
  29 template <typename Function, typename Context>
  30 inline void invoke(Function& function, Context& context)
  31 {
  32 #if !defined(BOOST_ASIO_HAS_HANDLER_HOOKS)
  33   Function tmp(function);
  34   tmp();
  35 #else
  36   using boost::asio::asio_handler_invoke;
  37   asio_handler_invoke(function, boost::asio::detail::addressof(context));
  38 #endif
  39 }
  40
  41 template <typename Function, typename Context>
  42 inline void invoke(const Function& function, Context& context)
  43 {
  44 #if !defined(BOOST_ASIO_HAS_HANDLER_HOOKS)
  45   Function tmp(function);
  46   tmp();
  47 #else
  48   using boost::asio::asio_handler_invoke;
  49   asio_handler_invoke(function, boost::asio::detail::addressof(context));
  50 #endif
  51 }
  52
  53 } // namespace boost_asio_handler_invoke_helpers
  54
  55 #include <boost/asio/detail/pop_options.hpp>
  56
  57 #endif // BOOST_ASIO_DETAIL_HANDLER_INVOKE_HELPERS_HPP