| 123456789101112131415161718192021222324252627282930313233343536373839404142434445 | //// detail/noncopyable.hpp// ~~~~~~~~~~~~~~~~~~~~~~//// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)//// Distributed under the Boost Software License, Version 1.0. (See accompanying// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)//#ifndef BOOST_ASIO_DETAIL_NONCOPYABLE_HPP#define BOOST_ASIO_DETAIL_NONCOPYABLE_HPP#if defined(_MSC_VER) && (_MSC_VER >= 1200)# pragma once#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)#include <boost/asio/detail/config.hpp>#include <boost/asio/detail/push_options.hpp>namespace boost {namespace asio {namespace detail {class noncopyable{protected:  noncopyable() {}  ~noncopyable() {}private:  noncopyable(const noncopyable&);  const noncopyable& operator=(const noncopyable&);};} // namespace detailusing boost::asio::detail::noncopyable;} // namespace asio} // namespace boost#include <boost/asio/detail/pop_options.hpp>#endif // BOOST_ASIO_DETAIL_NONCOPYABLE_HPP
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