1//
2// ip/resolver_query_base.hpp
3// ~~~~~~~~~~~~~~~~~~~~~~~~~~
4//
5// Copyright (c) 2003-2024 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_IP_RESOLVER_QUERY_BASE_HPP
12#define BOOST_ASIO_IP_RESOLVER_QUERY_BASE_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/ip/resolver_base.hpp>
20
21#include <boost/asio/detail/push_options.hpp>
22
23namespace boost {
24namespace asio {
25namespace ip {
26
27/// The resolver_query_base class is used as a base for the
28/// basic_resolver_query class templates to provide a common place to define
29/// the flag constants.
30class resolver_query_base : public resolver_base
31{
32protected:
33 /// Protected destructor to prevent deletion through this type.
34 ~resolver_query_base()
35 {
36 }
37};
38
39} // namespace ip
40} // namespace asio
41} // namespace boost
42
43#include <boost/asio/detail/pop_options.hpp>
44
45#endif // BOOST_ASIO_IP_RESOLVER_QUERY_BASE_HPP
46

source code of boost/libs/asio/include/boost/asio/ip/resolver_query_base.hpp