boost/asio/detail/handler_invoke_helpers.hpp

   1 //
   2 // handler_invoke_helpers.hpp
   3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~
   4 //
   5 // Copyright (c) 2003-2008 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/push_options.hpp>
  19
  20 #include <boost/asio/detail/push_options.hpp>
  21 #include <boost/detail/workaround.hpp>
  22 #include <boost/asio/detail/pop_options.hpp>
  23
  24 #include <boost/asio/handler_invoke_hook.hpp>
  25
  26 // Calls to asio_handler_invoke must be made from a namespace that does not
  27 // contain overloads of this function. The boost_asio_handler_invoke_helpers
  28 // namespace is defined here for that purpose.
  29 namespace boost_asio_handler_invoke_helpers {
  30
  31 template <typename Function, typename Context>
  32 inline void invoke(const Function& function, Context* context)
  33 {
  34 #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
  35   Function tmp(function);
  36   tmp();
  37 #else
  38   using namespace boost::asio;
  39   asio_handler_invoke(function, context);
  40 #endif
  41 }
  42
  43 } // namespace boost_asio_handler_invoke_helpers
  44
  45 #include <boost/asio/detail/pop_options.hpp>
  46
  47 #endif // BOOST_ASIO_DETAIL_HANDLER_INVOKE_HELPERS_HPP