.. _program_listing_file_gui_main.cpp:

Program Listing for File main.cpp
=================================

|exhale_lsh| :ref:`Return to documentation for file <file_gui_main.cpp>` (``gui/main.cpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include <cstdlib>
   #include <exception>
   #include <iostream>
   #include <unistd.h>
   
   #include "ArgsParser.hpp"
   #include "Zappy.hpp"
   #include "logging/Logger.hpp"
   
   const std::string GUI_USAGE = {
     "Usage: ./zappy_gui [OPTIONS]\n"
     "Options:\n"
     "  --help                    Show this help message and exit\n"
     "  -p, --port <port>         Set the port number\n"
     "  -h, --host <machine>      Set the host machine\n"};
   
   static constexpr const int EXIT_TEK_FAILURE = 84;
   
   [[gnu::weak]]
   int main(int argc, char *argv[])
   {
     try {
       Args params;
   
       if (!params.Parse(argc, argv))
         return EXIT_TEK_FAILURE;
       if (params.GetHelp()) {
         std::cout << GUI_USAGE;
         return EXIT_SUCCESS;
       }
       std::cout << params;
   
       Zappy zappy;
       if (!zappy.Init(params)) {
         Log::failed << "Failed to initialize Zappy!";
         return EXIT_TEK_FAILURE;
       }
       zappy.Run();
       return EXIT_SUCCESS;
     } catch (const std::exception &e) {
       Log::failed << "Runtime error: " << e.what();
       return EXIT_TEK_FAILURE;
     }
   }