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 "clang/Basic/LLVM.h" 21#include "llvm/ADT/OwningPtr.h" 22#include <vector> 23 24namespace clang { 25 26class MultiplexASTMutationListener; 27class MultiplexASTDeserializationListener; 28 29// Has a list of ASTConsumers and calls each of them. Owns its children. 30class MultiplexConsumer : public SemaConsumer { 31public: 32 // Takes ownership of the pointers in C. 33 MultiplexConsumer(ArrayRef<ASTConsumer*> C); 34 ~MultiplexConsumer(); 35 36 // ASTConsumer 37 virtual void Initialize(ASTContext &Context); 38 virtual void HandleCXXStaticMemberVarInstantiation(VarDecl *VD); 39 virtual bool HandleTopLevelDecl(DeclGroupRef D); 40 virtual void HandleInterestingDecl(DeclGroupRef D); 41 virtual void HandleTranslationUnit(ASTContext &Ctx); 42 virtual void HandleTagDeclDefinition(TagDecl *D); 43 virtual void HandleCXXImplicitFunctionInstantiation(FunctionDecl *D); 44 virtual void HandleTopLevelDeclInObjCContainer(DeclGroupRef D); 45 virtual void CompleteTentativeDefinition(VarDecl *D); 46 virtual void HandleVTable(CXXRecordDecl *RD, bool DefinitionRequired); 47 virtual ASTMutationListener *GetASTMutationListener(); 48 virtual ASTDeserializationListener *GetASTDeserializationListener(); 49 virtual void PrintStats(); 50 51 // SemaConsumer 52 virtual void InitializeSema(Sema &S); 53 virtual void ForgetSema(); 54 55 static bool classof(const MultiplexConsumer *) { return true; } 56private: 57 std::vector<ASTConsumer*> Consumers; // Owns these. 58 OwningPtr<MultiplexASTMutationListener> MutationListener; 59 OwningPtr<MultiplexASTDeserializationListener> DeserializationListener; 60}; 61 62} // end namespace clang 63 64#endif 65