1/*
2 *
3 * Copyright 2016 gRPC authors.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 */
18
19#ifndef GRPCPP_IMPL_CODEGEN_CONFIG_H
20#define GRPCPP_IMPL_CODEGEN_CONFIG_H
21
22#ifndef GRPC_CUSTOM_STRING
23#include <string>
24#define GRPC_CUSTOM_STRING std::string
25#endif
26
27/// The following macros are deprecated and appear only for users
28/// with PB files generated using gRPC 1.0.x plugins. They should
29/// not be used in new code
30#define GRPC_OVERRIDE override // deprecated
31#define GRPC_FINAL final // deprecated
32
33namespace grpc {
34
35typedef GRPC_CUSTOM_STRING string;
36
37using std::to_string;
38
39} // namespace grpc
40
41#endif // GRPCPP_IMPL_CODEGEN_CONFIG_H
42

source code of include/grpcpp/impl/codegen/config.h