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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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67 lines
1.9 KiB
67 lines
1.9 KiB
/* |
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* |
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* Copyright 2016 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#ifndef GRPCPP_IMPL_CODEGEN_GRPC_LIBRARY_H |
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#define GRPCPP_IMPL_CODEGEN_GRPC_LIBRARY_H |
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// IWYU pragma: private, include <grpcpp/impl/grpc_library.h> |
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#include <grpcpp/impl/codegen/core_codegen_interface.h> |
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namespace grpc { |
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class GrpcLibraryInterface { |
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public: |
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virtual ~GrpcLibraryInterface() = default; |
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virtual void init() = 0; |
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virtual void shutdown() = 0; |
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}; |
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/// Initialized by \a grpc::GrpcLibraryInitializer from |
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/// <grpcpp/impl/grpc_library.h> |
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extern GrpcLibraryInterface* g_glip; |
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/// Classes that require gRPC to be initialized should inherit from this class. |
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class GrpcLibraryCodegen { |
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public: |
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explicit GrpcLibraryCodegen(bool call_grpc_init = true) |
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: grpc_init_called_(false) { |
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if (call_grpc_init) { |
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GPR_CODEGEN_ASSERT(g_glip && |
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"gRPC library not initialized. See " |
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"grpc::internal::GrpcLibraryInitializer."); |
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g_glip->init(); |
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grpc_init_called_ = true; |
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} |
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} |
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virtual ~GrpcLibraryCodegen() { |
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if (grpc_init_called_) { |
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GPR_CODEGEN_ASSERT(g_glip && |
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"gRPC library not initialized. See " |
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"grpc::internal::GrpcLibraryInitializer."); |
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g_glip->shutdown(); |
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} |
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} |
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private: |
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bool grpc_init_called_; |
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}; |
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} // namespace grpc |
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#endif // GRPCPP_IMPL_CODEGEN_GRPC_LIBRARY_H
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