contrib/llvm/tools/clang/lib/AST/ExternalASTSource.cpp

   1 //===- ExternalASTSource.cpp - Abstract External AST Interface --*- 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 provides the default implementation of the ExternalASTSource
  11 //  interface, which enables construction of AST nodes from some external
  12 //  source.
  13 //
  14 //===----------------------------------------------------------------------===//
  15
  16 #include "clang/AST/ExternalASTSource.h"
  17 #include "clang/AST/DeclarationName.h"
  18
  19 using namespace clang;
  20
  21 ExternalASTSource::~ExternalASTSource() { }
  22
  23 void ExternalASTSource::PrintStats() { }
  24
  25 Decl *ExternalASTSource::GetExternalDecl(uint32_t ID) {
  26   return 0;
  27 }
  28
  29 Selector ExternalASTSource::GetExternalSelector(uint32_t ID) {
  30   return Selector();
  31 }
  32
  33 uint32_t ExternalASTSource::GetNumExternalSelectors() {
  34    return 0;
  35 }
  36
  37 Stmt *ExternalASTSource::GetExternalDeclStmt(uint64_t Offset) {
  38   return 0;
  39 }
  40
  41 CXXBaseSpecifier *
  42 ExternalASTSource::GetExternalCXXBaseSpecifiers(uint64_t Offset) {
  43   return 0;
  44 }
  45
  46 bool
  47 ExternalASTSource::FindExternalVisibleDeclsByName(const DeclContext *DC,
  48                                                   DeclarationName Name) {
  49   return false;
  50 }
  51
  52 void ExternalASTSource::completeVisibleDeclsMap(const DeclContext *DC) {
  53 }
  54
  55 ExternalLoadResult
  56 ExternalASTSource::FindExternalLexicalDecls(const DeclContext *DC,
  57                                             bool (*isKindWeWant)(Decl::Kind),
  58                                          SmallVectorImpl<Decl*> &Result) {
  59   return ELR_AlreadyLoaded;
  60 }
  61
  62 void ExternalASTSource::getMemoryBufferSizes(MemoryBufferSizes &sizes) const { }