1 //===- llvm/TextAPI/RecordSlice.h - TAPI RecordSlice ------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 /// 9 /// Defines the TAPI Record Visitor. 10 /// 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_TEXTAPI_RECORDVISITOR_H 14 #define LLVM_TEXTAPI_RECORDVISITOR_H 15 16 #include "llvm/TextAPI/Record.h" 17 #include "llvm/TextAPI/SymbolSet.h" 18 19 namespace llvm { 20 namespace MachO { 21 22 /// Base class for any usage of traversing over collected Records. 23 class RecordVisitor { 24 public: 25 virtual ~RecordVisitor(); 26 27 virtual void visitGlobal(const GlobalRecord &) = 0; 28 virtual void visitObjCInterface(const ObjCInterfaceRecord &); 29 virtual void visitObjCCategory(const ObjCCategoryRecord &); 30 }; 31 32 /// Specialized RecordVisitor for collecting exported symbols 33 /// and undefined symbols if RecordSlice being visited represents a 34 /// flat-namespaced library. 35 class SymbolConverter : public RecordVisitor { 36 public: 37 SymbolConverter(SymbolSet *Symbols, const Target &T, 38 const bool RecordUndefs = false) Symbols(Symbols)39 : Symbols(Symbols), Targ(T), RecordUndefs(RecordUndefs) {} 40 void visitGlobal(const GlobalRecord &) override; 41 void visitObjCInterface(const ObjCInterfaceRecord &) override; 42 void visitObjCCategory(const ObjCCategoryRecord &) override; 43 44 private: 45 void addIVars(const ArrayRef<ObjCIVarRecord *>, StringRef ContainerName); 46 SymbolSet *Symbols; 47 const Target Targ; 48 const bool RecordUndefs; 49 }; 50 51 } // end namespace MachO. 52 } // end namespace llvm. 53 54 #endif // LLVM_TEXTAPI_RECORDVISITOR_H 55