1 //===- GroupReader.h ------------------------------------------------------===// 2 // 3 // The MCLinker Project 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 #ifndef MCLD_GROUPREADER_H 10 #define MCLD_GROUPREADER_H 11 #ifdef ENABLE_UNITTEST 12 #include <gtest.h> 13 #endif 14 15 #include <mcld/Module.h> 16 17 namespace mcld 18 { 19 class Archive; 20 class ArchiveReader; 21 class DynObjReader; 22 class LinkerConfig; 23 class ObjectReader; 24 class BinaryReader; 25 26 /** \class GroupReader 27 * \brief GroupReader handles the Group Node in InputTree 28 * 29 * Group Node is the root of sub-tree in InputTree which includes the iputs in 30 * the command line options --start-group and --end-group options 31 */ 32 class GroupReader 33 { 34 public: 35 GroupReader(Module& pModule, 36 ObjectReader& pObjectReader, 37 DynObjReader& pDynObjReader, 38 ArchiveReader& pArchiveReader, 39 BinaryReader& pBinaryReader); 40 41 ~GroupReader(); 42 43 /// readGroup - handle the input sub-tree wich its root is pRoot 44 /// @param pRoot - the root Group node of the sub-tree 45 bool readGroup(Module::input_iterator pRoot, 46 InputBuilder& pBuilder, 47 const LinkerConfig& pConfig); 48 49 private: 50 /// ArchiveListEntry - record the Archive and the corresponding input iterator 51 /// of the archive node 52 struct ArchiveListEntry { ArchiveListEntryArchiveListEntry53 ArchiveListEntry(Archive& pArchive, Module::input_iterator pIterator) 54 : archive(pArchive), input(pIterator) { 55 } 56 Archive& archive; 57 Module::input_iterator input; 58 }; 59 60 private: 61 Module& m_Module; 62 ObjectReader& m_ObjectReader; 63 DynObjReader& m_DynObjReader; 64 ArchiveReader& m_ArchiveReader; 65 BinaryReader& m_BinaryReader; 66 }; 67 68 } // namespace of mcld 69 70 #endif 71 72