| /* |
| * |
| * Copyright 2017 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 GRPC_CORE_LIB_GPRPP_ABSTRACT_H |
| #define GRPC_CORE_LIB_GPRPP_ABSTRACT_H |
| |
| // This is needed to support abstract base classes in the c core. Since gRPC |
| // doesn't have a c++ runtime, it will hit a linker error on delete unless |
| // we define a virtual operator delete. See this blog for more info: |
| // https://eli.thegreenplace.net/2015/c-deleting-destructors-and-virtual-operator-delete/ |
| #define GRPC_ABSTRACT_BASE_CLASS \ |
| static void operator delete(void* p) { abort(); } |
| |
| // gRPC currently can't depend on libstdc++, so we can't use "= 0" for |
| // pure virtual methods. Instead, we use this macro. |
| #define GRPC_ABSTRACT \ |
| { \ |
| gpr_log(GPR_ERROR, "Function marked GRPC_ABSTRACT was not implemented"); \ |
| GPR_ASSERT(false); \ |
| } |
| |
| #endif /* GRPC_CORE_LIB_GPRPP_ABSTRACT_H */ |