Eberhard Graether
713a8eec50
* centralized all file path caching in CanonicalFilePathCache * added cache by clang::FileID * moved FileRegister into CanonicalFilePathCache and removed it from AST* classes * only record files once
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
#ifndef PREPROCESSOR_CALLBACKS_H
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#define PREPROCESSOR_CALLBACKS_H
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#include <memory>
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#include <set>
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#include "clang/Basic/SourceManager.h"
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#include "clang/Lex/MacroInfo.h"
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#include "clang/Lex/PPCallbacks.h"
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#include "clang/Lex/Token.h"
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#include "utility/file/FilePath.h"
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class CanonicalFilePathCache;
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class ParserClient;
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struct ParseLocation;
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class PreprocessorCallbacks
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: public clang::PPCallbacks
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{
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public:
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explicit PreprocessorCallbacks(
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clang::SourceManager& sourceManager,
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std::shared_ptr<ParserClient> client,
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std::shared_ptr<CanonicalFilePathCache> canonicalFilePathCache);
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void FileChanged(
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clang::SourceLocation location, FileChangeReason reason, clang::SrcMgr::CharacteristicKind, clang::FileID) override;
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void InclusionDirective(
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clang::SourceLocation hashLocation, const clang::Token& includeToken, llvm::StringRef fileName, bool isAngled,
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clang::CharSourceRange fileNameRange, const clang::FileEntry* fileEntry, llvm::StringRef searchPath,
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llvm::StringRef relativePath, const clang::Module* imported) override;
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void MacroDefined(const clang::Token& macroNameToken, const clang::MacroDirective* macroDirective) override;
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void MacroUndefined(
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const clang::Token& macroNameToken,
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const clang::MacroDefinition& macroDefinition,
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const clang::MacroDirective* macroUndefinition) override;
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void Defined(
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const clang::Token& macroNameToken, const clang::MacroDefinition& macroDefinition, clang::SourceRange range) override;
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void Ifdef(clang::SourceLocation location, const clang::Token& macroNameToken,
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const clang::MacroDefinition& macroDefinition) override;
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void Ifndef(clang::SourceLocation location, const clang::Token& macroNameToken,
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const clang::MacroDefinition& macroDefinition) override;
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void MacroExpands(
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const clang::Token& macroNameToken, const clang::MacroDefinition& macroDirective,
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clang::SourceRange range, const clang::MacroArgs* args
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) override;
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private:
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void onMacroUsage(const clang::Token& macroNameToken);
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ParseLocation getParseLocation(const clang::Token& macroNameToc) const;
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ParseLocation getParseLocation(const clang::MacroInfo* macroNameToc) const;
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ParseLocation getParseLocation(const clang::SourceRange& sourceRange) const;
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bool isLocatedInProjectFile(const clang::SourceLocation loc);
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const clang::SourceManager& m_sourceManager;
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std::shared_ptr<ParserClient> m_client;
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std::shared_ptr<CanonicalFilePathCache> m_canonicalFilePathCache;
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FilePath m_currentPath;
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bool m_currentPathIsProjectFile = false;
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std::set<clang::FileID> m_fileWasRecorded;
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};
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#endif // PREPROCESSOR_CALLBACKS_H
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