Function parse_args

tools/inspect/Inspect.cpp:161–213

parse the command line arguments

// parse the command line arguments
int parse_args(int argc, ACE_TCHAR* argv[])
{
  unsigned long mask = ACE_LOG_MSG->priority_mask(ACE_Log_Msg::PROCESS);
  ACE_LOG_MSG->priority_mask(mask | LM_TRACE | LM_DEBUG, ACE_Log_Msg::PROCESS);

  prog_name = ACE_TEXT_ALWAYS_CHAR(argv[0]);
  Args args;
  for (int i = 1; i < argc; ++i) {
    args.push_back(ACE_TEXT_ALWAYS_CHAR(argv[i]));
  }

  try {
    // Parse options
    if (has_option(args, "-h") || has_option(args, "--help")) {
      print_help();
      std::exit(0);
    }
    if (has_option(args, "-v") || has_option(args, "--version")) {
      std::cout << "Version " OPENDDS_VERSION << std::endl;
      std::exit(0);
    }
    writer_count = has_option(args, "-w") || has_option(args, "--writer-count");
    {
      const std::string opt = "--samples";
      AfterOpt after_opt = get_option(args, opt);
      if (after_opt.first) {
        num_samples = get_option_argument_uint<unsigned>(args, after_opt, opt);
      }
    }
    {
      const std::string opt = "--time";
      AfterOpt after_opt = get_option(args, opt);
      if (after_opt.first) {
        num_seconds = get_option_argument_uint<unsigned>(args, after_opt, opt);
      }
    }
    check_for_unknown_options(args);

    // Parse positional arguments
    if (args.size() != 3) {
      std::cerr << "ERROR: incorrect number of arguments: expected 3, received " << args.size() << "\n";
      throw 1;
    }
    topic_name = args[0];
    type_name = args[1];
    domainid = get_pos_argument_int<DDS::DomainId_t>(args, 2, "DOMAIN_ID");
  } catch(int value) {
    print_usage(true);
    return value;
  }

  return 0;
}

class RecorderListenerImpl : public RecorderListener {
public: