/* * * Copyright 2015 gRPC authors. * * 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. * */ #ifndef GRPCPP_IMPL_GRPC_LIBRARY_H #define GRPCPP_IMPL_GRPC_LIBRARY_H #include <iostream> #include <grpc/grpc.h> #include <grpcpp/impl/codegen/config.h> #include <grpcpp/impl/codegen/core_codegen.h> #include <grpcpp/impl/codegen/grpc_library.h> // IWYU pragma: export namespace grpc { namespace internal { class GrpcLibrary final : public GrpcLibraryInterface { public: void init() override { grpc_init(); } void shutdown() override { grpc_shutdown(); } }; /// Instantiating this class ensures the proper initialization of gRPC. class GrpcLibraryInitializer final { public: GrpcLibraryInitializer() { if (grpc::g_glip == nullptr) { static auto* const g_gli = new GrpcLibrary(); grpc::g_glip = g_gli; } if (grpc::g_core_codegen_interface == nullptr) { static auto* const g_core_codegen = new CoreCodegen(); grpc::g_core_codegen_interface = g_core_codegen; } } /// A no-op method to force the linker to reference this class, which will /// take care of initializing and shutting down the gRPC runtime. int summon() { return 0; } }; } // namespace internal } // namespace grpc #endif // GRPCPP_IMPL_GRPC_LIBRARY_H