1//===-- MultiplexConsumer.h - AST Consumer for PCH Generation ---*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file declares the MultiplexConsumer class, which can be used to 11// multiplex ASTConsumer and SemaConsumer messages to many consumers. 12// 13//===----------------------------------------------------------------------===// 14 15#ifndef CLANG_FRONTEND_MULTIPLEXCONSUMER_H 16#define CLANG_FRONTEND_MULTIPLEXCONSUMER_H 17 18#include "clang/Basic/LLVM.h" 19#include "clang/Sema/SemaConsumer.h" 20#include "llvm/ADT/OwningPtr.h" 21#include <vector> 22 23namespace clang { 24 25class MultiplexASTMutationListener; 26class MultiplexASTDeserializationListener; 27 28// Has a list of ASTConsumers and calls each of them. Owns its children. 29class MultiplexConsumer : public SemaConsumer { 30public: 31 // Takes ownership of the pointers in C. 32 MultiplexConsumer(ArrayRef<ASTConsumer*> C); 33 ~MultiplexConsumer(); 34 35 // ASTConsumer 36 virtual void Initialize(ASTContext &Context); 37 virtual void HandleCXXStaticMemberVarInstantiation(VarDecl *VD); 38 virtual bool HandleTopLevelDecl(DeclGroupRef D); 39 virtual void HandleInterestingDecl(DeclGroupRef D); 40 virtual void HandleTranslationUnit(ASTContext &Ctx); 41 virtual void HandleTagDeclDefinition(TagDecl *D); 42 virtual void HandleCXXImplicitFunctionInstantiation(FunctionDecl *D); 43 virtual void HandleTopLevelDeclInObjCContainer(DeclGroupRef D); 44 virtual void CompleteTentativeDefinition(VarDecl *D); 45 virtual void HandleVTable(CXXRecordDecl *RD, bool DefinitionRequired); 46 virtual ASTMutationListener *GetASTMutationListener(); 47 virtual ASTDeserializationListener *GetASTDeserializationListener(); 48 virtual void PrintStats(); 49 50 // SemaConsumer 51 virtual void InitializeSema(Sema &S); 52 virtual void ForgetSema(); 53 54private: 55 std::vector<ASTConsumer*> Consumers; // Owns these. 56 OwningPtr<MultiplexASTMutationListener> MutationListener; 57 OwningPtr<MultiplexASTDeserializationListener> DeserializationListener; 58}; 59 60} // end namespace clang 61 62#endif 63