1 // Copyright 2022 gRPC authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef GRPC_SRC_CORE_LIB_SURFACE_INIT_INTERNALLY_H 16 #define GRPC_SRC_CORE_LIB_SURFACE_INIT_INTERNALLY_H 17 18 namespace grpc_core { 19 20 // Function pointers that should be used in preference to grpc_init, 21 // grpc_shutdown from within core, but otherwise do the same thing. 22 // Avoids a build dependency cycle between grpc and grpc_base (and friends). 23 extern void (*InitInternally)(); 24 extern void (*ShutdownInternally)(); 25 extern bool (*IsInitializedInternally)(); 26 27 class KeepsGrpcInitialized { 28 public: KeepsGrpcInitialized()29 KeepsGrpcInitialized() { InitInternally(); } ~KeepsGrpcInitialized()30 ~KeepsGrpcInitialized() { ShutdownInternally(); } 31 KeepsGrpcInitialized(const KeepsGrpcInitialized&) = delete; 32 KeepsGrpcInitialized& operator=(const KeepsGrpcInitialized&) = delete; 33 }; 34 35 } // namespace grpc_core 36 37 #endif // GRPC_SRC_CORE_LIB_SURFACE_INIT_INTERNALLY_H 38