// Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.//// Licensed under the Apache License, Version 2.0 (the "License");// you may not use this file except in compliance with the License.// You may obtain a copy of the License at//// http://www.apache.org/licenses/LICENSE-2.0//// Unless required by applicable law or agreed to in writing, software// distributed under the License is distributed on an "AS IS" BASIS,// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.// See the License for the specific language governing permissions and// limitations under the License.#pragma oncenamespacerec{namespacemcube{structCubeError{enumCode{E_OK=0,E_NO_SUCH_KEY=-1,E_SEEK_FAILED=-2,E_ALL_SEEK_FAILED=-3,};// enum Codestaticconstchar*error_msg(Codecode);};// struct CubeError}// namespace mcube}// namespace rec