text: // 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.
  
  #pragma once
  
  #include <memory>
  
  #include "kudu/gutil/port.h"
  #include "kudu/util/status.h"
  
  namespace kudu {
  namespace clock {
  
  class MiniChronyd;
  struct MiniChronydOptions;
  
  // Reserve a port and start chronyd, outputting the result chronyd object
  // wrapped into std::unique_ptr smart pointer. The 'options' parameter is
  // in-out: the bound port and address are output into the 'port' and
  // 'bindaddress' fields correspondingly. All other fields of the 'options'
  // parameter are untouched, and the only field affective the port reservation
  // process is the 'index' field.
  Status StartChronydAtAutoReservedPort(
      std::unique_ptr<MiniChronyd>* chronyd,
      MiniChronydOptions* options = nullptr) WARN_UNUSED_RESULT;
  
  } // namespace clock
  } // namespace kudu
  