text: // Copyright (c) 2017, The Argentum Project
  //
  // 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.
  #include <boost/optional/optional.hpp>
  #include <boost/program_options/options_description.hpp>
  #include <boost/program_options/positional_options.hpp>
  #include <boost/program_options/variables_map.hpp>
  
  #include "common/command_line.h"
  
  namespace wallet_args
  {
    command_line::arg_descriptor<std::string> arg_generate_from_json();
    command_line::arg_descriptor<std::string> arg_wallet_file();
  
    const char* tr(const char* str);
  
    /*! Processes command line arguments (`argc` and `argv`) using `desc_params`
    and `positional_options`, while adding parameters for log files and
    concurrency. Log file and concurrency arguments are handled, along with basic
    global init for the wallet process.
  
    \return The list of parsed options, iff there are no errors.*/
    boost::optional<boost::program_options::variables_map> main(
      int argc, char** argv,
      const char* const usage,
      boost::program_options::options_description desc_params,
      const boost::program_options::positional_options_description& positional_options,
      const char *default_log_name, bool log_to_console = false);
  }
  