AsioDefines.h

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
// This header defines common macros to use Asio or Boost.Asio.
#pragma once

#ifdef USE_ASIO
#define ASIO ::asio
#define ASIO_ERROR asio::error_code
#define ASIO_SUCCESS (ASIO_ERROR{})
#define ASIO_SYSTEM_ERROR asio::system_error
#else
#define ASIO boost::asio
#define ASIO_ERROR boost::system::error_code
#define ASIO_SUCCESS boost::system::errc::make_error_code(boost::system::errc::success)
#define ASIO_SYSTEM_ERROR boost::system::system_error
#endif