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/Support/Compiler.h" 17 #include "llvm/TextAPI/Record.h" 18 #include "llvm/TextAPI/SymbolSet.h" 19 20 namespace llvm { 21 namespace MachO { 22 23 /// Base class for any usage of traversing over collected Records. 24 class LLVM_ABI RecordVisitor { 25 public: 26 virtual ~RecordVisitor(); 27 28 virtual void visitGlobal(const GlobalRecord &) = 0; 29 virtual void visitObjCInterface(const ObjCInterfaceRecord &); 30 virtual void visitObjCCategory(const ObjCCategoryRecord &); 31 }; 32 33 /// Specialized RecordVisitor for collecting exported symbols 34 /// and undefined symbols if RecordSlice being visited represents a 35 /// flat-namespaced library. 36 class LLVM_ABI SymbolConverter : public RecordVisitor { 37 public: 38 SymbolConverter(SymbolSet *Symbols, const Target &T, 39 const bool RecordUndefs = false) Symbols(Symbols)40 : Symbols(Symbols), Targ(T), RecordUndefs(RecordUndefs) {} 41 void visitGlobal(const GlobalRecord &) override; 42 void visitObjCInterface(const ObjCInterfaceRecord &) override; 43 void visitObjCCategory(const ObjCCategoryRecord &) override; 44 45 private: 46 void addIVars(const ArrayRef<ObjCIVarRecord *>, StringRef ContainerName); 47 SymbolSet *Symbols; 48 const Target Targ; 49 const bool RecordUndefs; 50 }; 51 52 } // end namespace MachO. 53 } // end namespace llvm. 54 55 #endif // LLVM_TEXTAPI_RECORDVISITOR_H 56