| //===--- ExternalSemaSource.h - External Sema Interface ---------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines the ExternalSemaSource interface. |
| // |
| //===----------------------------------------------------------------------===// |
| #ifndef LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H |
| #define LLVM_CLANG_SEMA_EXTERNAL_SEMA_SOURCE_H |
| |
| #include "clang/AST/DeclObjC.h" |
| #include "clang/AST/ExternalASTSource.h" |
| |
| namespace clang { |
| |
| class Sema; |
| |
| /// \brief An abstract interface that should be implemented by |
| /// external AST sources that also provide information for semantic |
| /// analysis. |
| class ExternalSemaSource : public ExternalASTSource { |
| public: |
| ExternalSemaSource() { |
| ExternalASTSource::SemaSource = true; |
| } |
| |
| /// \brief Initialize the semantic source with the Sema instance |
| /// being used to perform semantic analysis on the abstract syntax |
| /// tree. |
| virtual void InitializeSema(Sema &S) {} |
| |
| /// \brief Load the contents of the global method pool for a given |
| /// selector. |
| /// |
| /// \returns a pair of Objective-C methods lists containing the |
| /// instance and factory methods, respectively, with this selector. |
| virtual std::pair<ObjCMethodList, ObjCMethodList> |
| ReadMethodPool(Selector Sel) { |
| return std::pair<ObjCMethodList, ObjCMethodList>(); |
| } |
| |
| // isa/cast/dyn_cast support |
| static bool classof(const ExternalASTSource *Source) { |
| return Source->SemaSource; |
| } |
| static bool classof(const ExternalSemaSource *) { return true; } |
| }; |
| |
| } // end namespace clang |
| |
| #endif |