clang/Basic/SourceManager.h

840   void setMainFileID(FileID FID) {
841     MainFileID = FID;
1008   getBufferOrNone(FileID FID, SourceLocation Loc = SourceLocation()) const {
1009     if (auto *Entry = getSLocEntryForFile(FID))
1020   getBufferOrFake(FileID FID, SourceLocation Loc = SourceLocation()) const {
1021     if (auto B = getBufferOrNone(FID, Loc))
1027   const FileEntry *getFileEntryForID(FileID FID) const {
1028     if (auto *Entry = getSLocEntryForFile(FID))
1034   Optional<FileEntryRef> getFileEntryRefForID(FileID FID) const {
1035     if (auto *Entry = getFileEntryForID(FID))
1044   Optional<StringRef> getNonBuiltinFilenameForID(FileID FID) const;
1055   /// \param FID The file ID whose contents will be returned.
1057   StringRef getBufferData(FileID FID, bool *Invalid = nullptr) const;
1062   /// \param FID The file ID whose contents will be returned.
1063   llvm::Optional<StringRef> getBufferDataOrNone(FileID FID) const;
1068   /// \param FID The file ID whose contents will be returned.
1069   llvm::Optional<StringRef> getBufferDataIfLoaded(FileID FID) const;
1072   /// during preprocessing of \p FID, including it.
1073   unsigned getNumCreatedFIDsForFileID(FileID FID) const {
1074     if (auto *Entry = getSLocEntryForFile(FID))
1080   /// during preprocessing of \p FID, including it.
1081   void setNumCreatedFIDsForFileID(FileID FID, unsigned NumFIDs,
1083     auto *Entry = getSLocEntryForFile(FID);
1115   SourceLocation getLocForStartOfFile(FileID FID) const {
1116     if (auto *Entry = getSLocEntryForFile(FID))
1123   SourceLocation getLocForEndOfFile(FileID FID) const {
1124     if (auto *Entry = getSLocEntryForFile(FID))
1126                                         getFileIDSize(FID));
1130   /// Returns the include location if \p FID is a \#include'd file
1132   SourceLocation getIncludeLoc(FileID FID) const {
1133     if (auto *Entry = getSLocEntryForFile(FID))
1143     FileID FID = getFileID(Loc);
1147     if (FID.ID >= -1)
1150     return ExternalSLocEntries->getModuleImportLoc(FID.ID);
1219   SourceLocation getComposedLoc(FileID FID, unsigned Offset) const {
1220     auto *Entry = getSLocEntryOrNull(FID);
1234     FileID FID = getFileID(Loc);
1235     auto *Entry = getSLocEntryOrNull(FID);
1238     return std::make_pair(FID, Loc.getOffset() - Entry->getOffset());
1247     FileID FID = getFileID(Loc);
1248     auto *E = getSLocEntryOrNull(FID);
1254       return std::make_pair(FID, Offset);
1265     FileID FID = getFileID(Loc);
1266     auto *E = getSLocEntryOrNull(FID);
1272       return std::make_pair(FID, Offset);
1278   std::pair<FileID, unsigned> getDecomposedIncludedLoc(FileID FID) const;
1386   unsigned getColumnNumber(FileID FID, unsigned FilePos,
1401   unsigned getLineNumber(FileID FID, unsigned FilePos, bool *Invalid = nullptr) const;
1512   /// The size of the SLocEntry that \p FID represents.
1513   unsigned getFileIDSize(FileID FID) const;
1518   bool isInFileID(SourceLocation Loc, FileID FID,
1521     if (isOffsetInFileID(FID, Offs)) {
1523         *RelativeOffset = Offs - getSLocEntry(FID).getOffset();
1597   /// Get the source location in \p FID for the given line:col.
1598   /// Returns null location if \p FID is not a file SLocEntry.
1599   SourceLocation translateLineCol(FileID FID,
1693   const SrcMgr::SLocEntry &getSLocEntry(FileID FID,
1695     if (FID.ID == 0 || FID.ID == -1) {
1699     return getSLocEntryByID(FID.ID, Invalid);
1729   /// Returns true if \p FID came from a PCH/Module.
1730   bool isLoadedFileID(FileID FID) const {
1731     assert(FID.ID != -1 && "Using FileID sentinel value");
1732     return FID.ID < 0;
1735   /// Returns true if \p FID did not come from a PCH/Module.
1736   bool isLocalFileID(FileID FID) const {
1737     return !isLoadedFileID(FID);
1768   const SrcMgr::SLocEntry *getSLocEntryOrNull(FileID FID) const {
1770     const SrcMgr::SLocEntry &Entry = getSLocEntry(FID, &Invalid);
1774   const SrcMgr::SLocEntry *getSLocEntryForFile(FileID FID) const {
1775     if (auto *Entry = getSLocEntryOrNull(FID))
1805   inline bool isOffsetInFileID(FileID FID, unsigned SLocOffset) const {
1806     const SrcMgr::SLocEntry &Entry = getSLocEntry(FID);
1811     if (FID.ID == -2)
1815     if (FID.ID+1 == static_cast<int>(LocalSLocEntryTable.size()))
1820     return SLocOffset < getSLocEntryByID(FID.ID+1).getOffset();
1825   FileID getPreviousFileID(FileID FID) const;
1829   FileID getNextFileID(FileID FID) const;
1861   void computeMacroArgsCache(MacroArgsMap &MacroArgsCache, FileID FID) const;
1863                                          FileID FID,