clang: lib/IndexSerialization/SerializablePathCollection.cpp Source File (original) (raw)

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10#include "llvm/Support/Path.h"

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12using namespace llvm;

13using namespace clang;

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17 const std::size_t Offset = Buffer.size();

18 Buffer += Str;

20}

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26 return FilePaths.size() - 1;

27}

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30 return Paths.add(Dir);

31}

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34 return FilePaths;

35}

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40 StringRef CurrentWorkDir, StringRef SysRoot, llvm::StringRef OutputFile)

41 : WorkDir(CurrentWorkDir),

42 SysRoot(llvm::sys::path::parent_path(SysRoot).empty() ? StringRef()

43 : SysRoot),

44 WorkDirPath(Paths.addDirPath(WorkDir)),

45 SysRootPath(Paths.addDirPath(SysRoot)),

46 OutputFilePath(Paths.addDirPath(OutputFile)) {}

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49 auto FileIt = UniqueFiles.find(FE);

50 if (FileIt != UniqueFiles.end())

51 return FileIt->second;

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53 const auto Dir = tryStoreDirPath(sys::path::parent_path(FE.getName()));

54 const auto FileIdx =

55 Paths.addFilePath(Dir.Root, Dir.Path, sys::path::filename(FE.getName()));

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57 UniqueFiles.try_emplace(FE, FileIdx);

58 return FileIdx;

59}

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61PathPool::DirPath SerializablePathCollection::tryStoreDirPath(StringRef Dir) {

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63 while (Dir.size() > 1 && llvm::sys::path::is_separator(Dir.back()))

64 Dir = Dir.drop_back();

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66 auto DirIt = UniqueDirs.find(Dir);

67 if (DirIt != UniqueDirs.end())

68 return DirIt->second;

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70 const std::string OrigDir = Dir.str();

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73 if (!SysRoot.empty() && Dir.starts_with(SysRoot) &&

74 llvm::sys::path::is_separator(Dir[SysRoot.size()])) {

76 Dir = Dir.drop_front(SysRoot.size());

77 } else if (!WorkDir.empty() && Dir.starts_with(WorkDir) &&

78 llvm::sys::path::is_separator(Dir[WorkDir.size()])) {

80 Dir = Dir.drop_front(WorkDir.size());

81 }

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84 while (!Dir.empty() && llvm::sys::path::is_separator(Dir.front()))

85 Dir = Dir.drop_front();

86 }

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89 UniqueDirs.try_emplace(OrigDir, Result);

91}

A reference to a FileEntry that includes the name of the file as it was accessed by the FileManager's...

StringRef getName() const

The name of this FileEntry.

size_t addFilePath(RootDirKind Root, const StringPool::StringOffsetSize &Dir, StringRef Filename)

StringPool::StringOffsetSize addDirPath(StringRef Dir)

StringRef getPaths() const

llvm::ArrayRef< FilePath > getFilePaths() const

RootDirKind

Special root directory of a filesystem path.

size_t tryStoreFilePath(FileEntryRef FE)

Stores path to FE if it hasn't been stored yet.

SerializablePathCollection(llvm::StringRef CurrentWorkDir, llvm::StringRef SysRoot, llvm::StringRef OutputFile)

StringOffsetSize add(StringRef Str)

StringRef getBuffer() const

The JSON file list parser is used to communicate input to InstallAPI.

@ Result

The result type of a method or function.

Diagnostic wrappers for TextAPI types for error reporting.