562 lines
20 KiB
C++
Executable File
562 lines
20 KiB
C++
Executable File
//
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// detail/handler_type_requirements.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2022 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_DETAIL_HANDLER_TYPE_REQUIREMENTS_HPP
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#define BOOST_ASIO_DETAIL_HANDLER_TYPE_REQUIREMENTS_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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// Older versions of gcc have difficulty compiling the sizeof expressions where
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// we test the handler type requirements. We'll disable checking of handler type
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// requirements for those compilers, but otherwise enable it by default.
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#if !defined(BOOST_ASIO_DISABLE_HANDLER_TYPE_REQUIREMENTS)
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# if !defined(__GNUC__) || (__GNUC__ >= 4)
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# define BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS 1
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# endif // !defined(__GNUC__) || (__GNUC__ >= 4)
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#endif // !defined(BOOST_ASIO_DISABLE_HANDLER_TYPE_REQUIREMENTS)
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// With C++0x we can use a combination of enhanced SFINAE and static_assert to
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// generate better template error messages. As this technique is not yet widely
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// portable, we'll only enable it for tested compilers.
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#if !defined(BOOST_ASIO_DISABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT)
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# if defined(__GNUC__)
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# if ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4)
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# if defined(__GXX_EXPERIMENTAL_CXX0X__)
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# define BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT 1
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# endif // defined(__GXX_EXPERIMENTAL_CXX0X__)
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# endif // ((__GNUC__ == 4) && (__GNUC_MINOR__ >= 5)) || (__GNUC__ > 4)
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# endif // defined(__GNUC__)
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# if defined(BOOST_ASIO_MSVC)
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# if (_MSC_VER >= 1600)
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# define BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT 1
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# endif // (_MSC_VER >= 1600)
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# endif // defined(BOOST_ASIO_MSVC)
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# if defined(__clang__)
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# if __has_feature(__cxx_static_assert__)
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# define BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT 1
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# endif // __has_feature(cxx_static_assert)
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# endif // defined(__clang__)
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#endif // !defined(BOOST_ASIO_DISABLE_HANDLER_TYPE_REQUIREMENTS)
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#if defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS)
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# include <boost/asio/async_result.hpp>
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#endif // defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS)
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namespace boost {
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namespace asio {
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namespace detail {
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#if defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS)
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# if defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT)
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template <typename Handler>
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auto zero_arg_copyable_handler_test(Handler h, void*)
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-> decltype(
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sizeof(Handler(static_cast<const Handler&>(h))),
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(BOOST_ASIO_MOVE_OR_LVALUE(Handler)(h)()),
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char(0));
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template <typename Handler>
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char (&zero_arg_copyable_handler_test(Handler, ...))[2];
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template <typename Handler, typename Arg1>
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auto one_arg_handler_test(Handler h, Arg1* a1)
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-> decltype(
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sizeof(Handler(BOOST_ASIO_MOVE_CAST(Handler)(h))),
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(BOOST_ASIO_MOVE_OR_LVALUE(Handler)(h)(*a1)),
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char(0));
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template <typename Handler>
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char (&one_arg_handler_test(Handler h, ...))[2];
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template <typename Handler, typename Arg1, typename Arg2>
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auto two_arg_handler_test(Handler h, Arg1* a1, Arg2* a2)
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-> decltype(
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sizeof(Handler(BOOST_ASIO_MOVE_CAST(Handler)(h))),
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(BOOST_ASIO_MOVE_OR_LVALUE(Handler)(h)(*a1, *a2)),
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char(0));
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template <typename Handler>
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char (&two_arg_handler_test(Handler, ...))[2];
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template <typename Handler, typename Arg1, typename Arg2>
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auto two_arg_move_handler_test(Handler h, Arg1* a1, Arg2* a2)
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-> decltype(
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sizeof(Handler(BOOST_ASIO_MOVE_CAST(Handler)(h))),
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(BOOST_ASIO_MOVE_OR_LVALUE(Handler)(h)(
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*a1, BOOST_ASIO_MOVE_CAST(Arg2)(*a2))),
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char(0));
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template <typename Handler>
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char (&two_arg_move_handler_test(Handler, ...))[2];
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# define BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT(expr, msg) \
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static_assert(expr, msg);
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# else // defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT)
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# define BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT(expr, msg)
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# endif // defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS_ASSERT)
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template <typename T> T& lvref();
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template <typename T> T& lvref(T);
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template <typename T> const T& clvref();
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template <typename T> const T& clvref(T);
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#if defined(BOOST_ASIO_HAS_MOVE)
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template <typename T> T rvref();
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template <typename T> T rvref(T);
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template <typename T> T rorlvref();
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#else // defined(BOOST_ASIO_HAS_MOVE)
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template <typename T> const T& rvref();
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template <typename T> const T& rvref(T);
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template <typename T> T& rorlvref();
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#endif // defined(BOOST_ASIO_HAS_MOVE)
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template <typename T> char argbyv(T);
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template <int>
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struct handler_type_requirements
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{
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};
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#define BOOST_ASIO_LEGACY_COMPLETION_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void()) asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::zero_arg_copyable_handler_test( \
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boost::asio::detail::clvref< \
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asio_true_handler_type>(), 0)) == 1, \
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"CompletionHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::clvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()(), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_READ_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, std::size_t)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const std::size_t*>(0))) == 1, \
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"ReadHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const std::size_t>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_WRITE_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, std::size_t)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const std::size_t*>(0))) == 1, \
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"WriteHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const std::size_t>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_ACCEPT_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::one_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0))) == 1, \
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"AcceptHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_MOVE_ACCEPT_HANDLER_CHECK( \
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handler_type, handler, socket_type) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, socket_type)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_move_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<socket_type*>(0))) == 1, \
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"MoveAcceptHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::rvref<socket_type>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_CONNECT_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::one_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0))) == 1, \
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"ConnectHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_RANGE_CONNECT_HANDLER_CHECK( \
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handler_type, handler, endpoint_type) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, endpoint_type)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const endpoint_type*>(0))) == 1, \
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"RangeConnectHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const endpoint_type>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_ITERATOR_CONNECT_HANDLER_CHECK( \
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handler_type, handler, iter_type) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, iter_type)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const iter_type*>(0))) == 1, \
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"IteratorConnectHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const iter_type>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_RESOLVE_HANDLER_CHECK( \
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handler_type, handler, range_type) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, range_type)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const range_type*>(0))) == 1, \
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"ResolveHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const range_type>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_WAIT_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::one_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0))) == 1, \
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"WaitHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_SIGNAL_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, int)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0), \
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static_cast<const int*>(0))) == 1, \
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"SignalHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>())) + \
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sizeof( \
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boost::asio::detail::rorlvref< \
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asio_true_handler_type>()( \
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boost::asio::detail::lvref<const boost::system::error_code>(), \
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boost::asio::detail::lvref<const int>()), \
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char(0))> BOOST_ASIO_UNUSED_TYPEDEF
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#define BOOST_ASIO_HANDSHAKE_HANDLER_CHECK( \
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handler_type, handler) \
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\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code)) \
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asio_true_handler_type; \
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\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::one_arg_handler_test( \
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boost::asio::detail::rvref< \
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asio_true_handler_type>(), \
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static_cast<const boost::system::error_code*>(0))) == 1, \
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"HandshakeHandler type requirements not met") \
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\
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typedef boost::asio::detail::handler_type_requirements< \
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sizeof( \
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boost::asio::detail::argbyv( \
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boost::asio::detail::rvref< \
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|
asio_true_handler_type>())) + \
|
|
sizeof( \
|
|
boost::asio::detail::rorlvref< \
|
|
asio_true_handler_type>()( \
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|
boost::asio::detail::lvref<const boost::system::error_code>()), \
|
|
char(0))> BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_BUFFERED_HANDSHAKE_HANDLER_CHECK( \
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|
handler_type, handler) \
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|
\
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typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
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void(boost::system::error_code, std::size_t)) \
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asio_true_handler_type; \
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|
\
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BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
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sizeof(boost::asio::detail::two_arg_handler_test( \
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|
boost::asio::detail::rvref< \
|
|
asio_true_handler_type>(), \
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|
static_cast<const boost::system::error_code*>(0), \
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|
static_cast<const std::size_t*>(0))) == 1, \
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|
"BufferedHandshakeHandler type requirements not met") \
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|
\
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|
typedef boost::asio::detail::handler_type_requirements< \
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|
sizeof( \
|
|
boost::asio::detail::argbyv( \
|
|
boost::asio::detail::rvref< \
|
|
asio_true_handler_type>())) + \
|
|
sizeof( \
|
|
boost::asio::detail::rorlvref< \
|
|
asio_true_handler_type>()( \
|
|
boost::asio::detail::lvref<const boost::system::error_code>(), \
|
|
boost::asio::detail::lvref<const std::size_t>()), \
|
|
char(0))> BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_SHUTDOWN_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
\
|
|
typedef BOOST_ASIO_HANDLER_TYPE(handler_type, \
|
|
void(boost::system::error_code)) \
|
|
asio_true_handler_type; \
|
|
\
|
|
BOOST_ASIO_HANDLER_TYPE_REQUIREMENTS_ASSERT( \
|
|
sizeof(boost::asio::detail::one_arg_handler_test( \
|
|
boost::asio::detail::rvref< \
|
|
asio_true_handler_type>(), \
|
|
static_cast<const boost::system::error_code*>(0))) == 1, \
|
|
"ShutdownHandler type requirements not met") \
|
|
\
|
|
typedef boost::asio::detail::handler_type_requirements< \
|
|
sizeof( \
|
|
boost::asio::detail::argbyv( \
|
|
boost::asio::detail::rvref< \
|
|
asio_true_handler_type>())) + \
|
|
sizeof( \
|
|
boost::asio::detail::rorlvref< \
|
|
asio_true_handler_type>()( \
|
|
boost::asio::detail::lvref<const boost::system::error_code>()), \
|
|
char(0))> BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#else // !defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS)
|
|
|
|
#define BOOST_ASIO_LEGACY_COMPLETION_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_READ_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_WRITE_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_ACCEPT_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_MOVE_ACCEPT_HANDLER_CHECK( \
|
|
handler_type, handler, socket_type) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_CONNECT_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_RANGE_CONNECT_HANDLER_CHECK( \
|
|
handler_type, handler, iter_type) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_ITERATOR_CONNECT_HANDLER_CHECK( \
|
|
handler_type, handler, iter_type) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_RESOLVE_HANDLER_CHECK( \
|
|
handler_type, handler, iter_type) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_WAIT_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_SIGNAL_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_HANDSHAKE_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_BUFFERED_HANDSHAKE_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#define BOOST_ASIO_SHUTDOWN_HANDLER_CHECK( \
|
|
handler_type, handler) \
|
|
typedef int BOOST_ASIO_UNUSED_TYPEDEF
|
|
|
|
#endif // !defined(BOOST_ASIO_ENABLE_HANDLER_TYPE_REQUIREMENTS)
|
|
|
|
} // namespace detail
|
|
} // namespace asio
|
|
} // namespace boost
|
|
|
|
#endif // BOOST_ASIO_DETAIL_HANDLER_TYPE_REQUIREMENTS_HPP
|