Method Close

src/leveldb/util/env_windows.cc:89–96

  }

  bool Close() {
    if (!is_valid()) {
      return true;
    }
    HANDLE h = handle_;
    handle_ = INVALID_HANDLE_VALUE;
    return ::CloseHandle(h);
  }

  bool is_valid() const {
    return handle_ != INVALID_HANDLE_VALUE && handle_ != nullptr;