| // |
| // detail/cstddef.hpp |
| // ~~~~~~~~~~~~~~~~~~ |
| // |
| // Copyright (c) 2003-2021 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_CSTDDEF_HPP |
| #define BOOST_ASIO_DETAIL_CSTDDEF_HPP |
| |
| #if defined(_MSC_VER) && (_MSC_VER >= 1200) |
| # pragma once |
| #endif // defined(_MSC_VER) && (_MSC_VER >= 1200) |
| |
| #include <boost/asio/detail/config.hpp> |
| #include <cstddef> |
| |
| namespace boost { |
| namespace asio { |
| |
| #if defined(BOOST_ASIO_HAS_NULLPTR) |
| using std::nullptr_t; |
| #else // defined(BOOST_ASIO_HAS_NULLPTR) |
| struct nullptr_t {}; |
| #endif // defined(BOOST_ASIO_HAS_NULLPTR) |
| |
| } // namespace asio |
| } // namespace boost |
| |
| #endif // BOOST_ASIO_DETAIL_CSTDDEF_HPP |
