Method GetChildren

src/leveldb/util/env_windows.cc:492–521

  }

  Status GetChildren(const std::string& directory_path,
                     std::vector<std::string>* result) override {
    const std::string find_pattern = directory_path + "\\*";
    WIN32_FIND_DATAW find_data;
    auto wFind_pattern = toUtf16(find_pattern);
    HANDLE dir_handle = ::FindFirstFileW(wFind_pattern.c_str(), &find_data);
    if (dir_handle == INVALID_HANDLE_VALUE) {
      DWORD last_error = ::GetLastError();
      if (last_error == ERROR_FILE_NOT_FOUND) {
        return Status::OK();
      }
      return WindowsError(directory_path, last_error);
    }
    do {
      char base_name[_MAX_FNAME];
      char ext[_MAX_EXT];

      auto find_data_filename = toUtf8(find_data.cFileName);
      if (!_splitpath_s(find_data_filename.c_str(), nullptr, 0, nullptr, 0,
                        base_name, ARRAYSIZE(base_name), ext, ARRAYSIZE(ext))) {
        result->emplace_back(std::string(base_name) + ext);
      }
    } while (::FindNextFileW(dir_handle, &find_data));
    DWORD last_error = ::GetLastError();
    ::FindClose(dir_handle);
    if (last_error != ERROR_NO_MORE_FILES) {
      return WindowsError(directory_path, last_error);
    }
    return Status::OK();
  }

  Status DeleteFile(const std::string& filename) override {
    auto wFilename = toUtf16(filename);