Function main

samples/getopt-test.cpp:73–115

};  // class Params

int main(int argc, char** const argv) {
  Exiv2::XmpParser::initialize();
  ::atexit(Exiv2::XmpParser::terminate);

  int n;

#if __has_include(<unistd.h>)
  std::cout << "standard getopt()" << std::endl;
  do {
    n = ::getopt(argc, argv, ::optstring);
    if (n >= 0) {
      auto N = static_cast<char>(n);
      std::cout << n << " = " << N;
    } else {
      std::cout << n;
    }
    std::cout << " optind = " << ::optind << " opterr = " << ::opterr << " optopt = " << ::optopt
              << " optarg = " << Safe(::optarg) << std::endl;
  } while (n >= 0);
  std::cout << std::endl;
#endif

  std::cout << "homemade getopt()" << std::endl;
  do {
    n = Util::getopt(argc, argv, ::optstring);
    if (n >= 0) {
      auto N = static_cast<char>(n);
      std::cout << n << " = " << N;
    } else {
      std::cout << n;
    }
    std::cout << " optind = " << Util::optind << " opterr = " << Util::opterr << " optopt = " << Util::optopt
              << " optarg = " << Safe(Util::optarg) << std::endl;

  } while (n >= 0);
  std::cout << std::endl;

  // Handle command line arguments
  Params params;
  params.getopt(argc, argv);

  return EXIT_SUCCESS;
}