text: //Copyright (c) 2014-2019, The Monero Project
  //Copyright (c) 2018-2020, The Scala Network
  // 
  // All rights reserved.
  // 
  // Redistribution and use in source and binary forms, with or without modification, are
  // permitted provided that the following conditions are met:
  // 
  // 1. Redistributions of source code must retain the above copyright notice, this list of
  //    conditions and the following disclaimer.
  // 
  // 2. Redistributions in binary form must reproduce the above copyright notice, this list
  //    of conditions and the following disclaimer in the documentation and/or other
  //    materials provided with the distribution.
  // 
  // 3. Neither the name of the copyright holder nor the names of its contributors may be
  //    used to endorse or promote products derived from this software without specific
  //    prior written permission.
  // 
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
  // THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  #pragma once
  
  #include <boost/filesystem/path.hpp>
  #include <boost/program_options/options_description.hpp>
  #include <boost/program_options/variables_map.hpp>
  
  namespace daemonizer
  {
    void init_options(
        boost::program_options::options_description & hidden_options
      , boost::program_options::options_description & normal_options
      );
  
    boost::filesystem::path get_default_data_dir();
  
    boost::filesystem::path get_relative_path_base(
        boost::program_options::variables_map const & vm
      );
  
    /**
     * @arg create_before_detach - this indicates that the daemon should be
     * created before the fork, giving it a chance to report initialization
     * errors.  At the time of this writing, this is not possible in the primary
     * daemon (likely due to the size of the blockchain in memory).
     */
    template <typename T_executor>
    bool daemonize(
        int argc, char const * argv[]
      , T_executor && executor // universal ref
      , boost::program_options::variables_map const & vm
      );
  }
  
  #ifdef WIN32
  #  include "daemonizer/windows_daemonizer.inl"
  #else
  #  include "daemonizer/posix_daemonizer.inl"
  #endif
  