Function HandleCommonFlags

be/src/kudu/util/flags.cc:506–548

}

void HandleCommonFlags() {
  if (FLAGS_helpxml) {
    DumpFlagsXML();
    exit(1);
  } else if (FLAGS_dump_metrics_json) {
    MetricPrototypeRegistry::get()->WriteAsJson();
    exit(0);
  } else if (FLAGS_dump_metrics_xml) {
    MetricPrototypeRegistry::get()->WriteAsXML();
    exit(0);
  } else if (FLAGS_version) {
    cout << VersionInfo::GetAllVersionInfo() << endl;
    exit(0);
  }

  google::HandleCommandLineHelpFlags();

  if (FLAGS_disable_core_dumps) {
    DisableCoreDumps();
  }

  SetUmask();

#ifdef TCMALLOC_ENABLED
  if (FLAGS_heap_profile_path.empty()) {
    FLAGS_heap_profile_path = strings::Substitute(
        "/tmp/$0.$1", google::ProgramInvocationShortName(), getpid());
  }

  if (FLAGS_enable_process_lifetime_heap_profiling) {
    HeapProfilerStart(FLAGS_heap_profile_path.c_str());
  }
  // Set the internal tcmalloc flag unless it was already set using the built-in
  // environment-variable-based method. It doesn't appear that this is settable
  // in any less hacky fashion.
  if (!getenv("TCMALLOC_SAMPLE_PARAMETER")) {
    TCM_NAMESPACE::FLAGS_tcmalloc_sample_parameter = FLAGS_heap_sample_every_n_bytes;
  } else if (!google::GetCommandLineFlagInfoOrDie("heap_sample_every_n_bytes").is_default) {
    LOG(ERROR) << "Heap sampling configured using both --heap-sample-every-n-bytes and "
               << "TCMALLOC_SAMPLE_PARAMETER. Ignoring command line flag.";
  }
#endif
}

void ValidateFlags() {
  CheckFlagsAllowed();