Showing content from https://clang.llvm.org/doxygen/classclang_1_1PPChainedCallbacks.html below:
clang: clang::PPChainedCallbacks Class Reference
PPChainedCallbacks (std::unique_ptr< PPCallbacks > _First, std::unique_ptr< PPCallbacks > _Second) ~PPChainedCallbacks () override void FileChanged (SourceLocation Loc, FileChangeReason Reason, SrcMgr::CharacteristicKind FileType, FileID PrevFID) override Callback invoked whenever a source file is entered or exited.
void LexedFileChanged (FileID FID, LexedFileChangeReason Reason, SrcMgr::CharacteristicKind FileType, FileID PrevFID, SourceLocation Loc) override Callback invoked whenever the Lexer
moves to a different file for lexing.
void FileSkipped (const FileEntryRef &SkippedFile, const Token &FilenameTok, SrcMgr::CharacteristicKind FileType) override Callback invoked whenever a source file is skipped as the result of header guard optimization.
bool EmbedFileNotFound (StringRef FileName) override Callback invoked whenever the preprocessor cannot find a file for an embed directive.
void EmbedDirective (SourceLocation HashLoc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File, const LexEmbedParametersResult &Params) override Callback invoked whenever an embed directive has been processed, regardless of whether the embed will actually find a file.
bool FileNotFound (StringRef FileName) override Callback invoked whenever the preprocessor cannot find a file for an inclusion directive.
void InclusionDirective (SourceLocation HashLoc, const Token &IncludeTok, StringRef FileName, bool IsAngled, CharSourceRange FilenameRange, OptionalFileEntryRef File, StringRef SearchPath, StringRef RelativePath, const Module *SuggestedModule, bool ModuleImported, SrcMgr::CharacteristicKind FileType) override Callback invoked whenever an inclusion directive of any kind (#include
, #import
, etc.) has been processed, regardless of whether the inclusion will actually result in an inclusion.
void EnteredSubmodule (Module *M, SourceLocation ImportLoc, bool ForPragma) override Callback invoked whenever a submodule was entered.
void LeftSubmodule (Module *M, SourceLocation ImportLoc, bool ForPragma) override Callback invoked whenever a submodule was left.
void moduleImport (SourceLocation ImportLoc, ModuleIdPath Path, const Module *Imported) override Callback invoked whenever there was an explicit module-import syntax.
void EndOfMainFile () override Callback invoked when the end of the main file is reached.
void Ident (SourceLocation Loc, StringRef str) override Callback invoked when a #ident or #sccs directive is read.
void PragmaDirective (SourceLocation Loc, PragmaIntroducerKind Introducer) override Callback invoked when start reading any pragma directive.
void PragmaComment (SourceLocation Loc, const IdentifierInfo *Kind, StringRef Str) override Callback invoked when a #pragma comment directive is read.
void PragmaMark (SourceLocation Loc, StringRef Trivia) override Callback invoked when a #pragma mark comment is read.
void PragmaDetectMismatch (SourceLocation Loc, StringRef Name, StringRef Value) override Callback invoked when a #pragma detect_mismatch directive is read.
void PragmaDebug (SourceLocation Loc, StringRef DebugType) override Callback invoked when a #pragma clang __debug directive is read.
void PragmaMessage (SourceLocation Loc, StringRef Namespace, PragmaMessageKind Kind, StringRef Str) override Callback invoked when a #pragma message directive is read.
void PragmaDiagnosticPush (SourceLocation Loc, StringRef Namespace) override Callback invoked when a #pragma gcc diagnostic push directive is read.
void PragmaDiagnosticPop (SourceLocation Loc, StringRef Namespace) override Callback invoked when a #pragma gcc diagnostic pop directive is read.
void PragmaDiagnostic (SourceLocation Loc, StringRef Namespace, diag::Severity mapping, StringRef Str) override Callback invoked when a #pragma gcc diagnostic directive is read.
void HasEmbed (SourceLocation Loc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File) override Hook called when a '__has_embed' directive is read.
void HasInclude (SourceLocation Loc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File, SrcMgr::CharacteristicKind FileType) override Hook called when a '__has_include' or '__has_include_next' directive is read.
void PragmaOpenCLExtension (SourceLocation NameLoc, const IdentifierInfo *Name, SourceLocation StateLoc, unsigned State) override Called when an OpenCL extension is either disabled or enabled with a pragma.
void PragmaWarning (SourceLocation Loc, PragmaWarningSpecifier WarningSpec, ArrayRef< int > Ids) override void PragmaWarningPush (SourceLocation Loc, int Level) override Callback invoked when a #pragma warning(push) directive is read.
void PragmaWarningPop (SourceLocation Loc) override Callback invoked when a #pragma warning(pop) directive is read.
void PragmaExecCharsetPush (SourceLocation Loc, StringRef Str) override Callback invoked when a #pragma execution_character_set(push) directive is read.
void PragmaExecCharsetPop (SourceLocation Loc) override Callback invoked when a #pragma execution_character_set(pop) directive is read.
void PragmaAssumeNonNullBegin (SourceLocation Loc) override Callback invoked when a #pragma clang assume_nonnull begin directive is read.
void PragmaAssumeNonNullEnd (SourceLocation Loc) override Callback invoked when a #pragma clang assume_nonnull end directive is read.
void MacroExpands (const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range, const MacroArgs *Args) override Called by Preprocessor::HandleMacroExpandedIdentifier when a macro invocation is found.
void MacroDefined (const Token &MacroNameTok, const MacroDirective *MD) override Hook called whenever a macro definition is seen.
void MacroUndefined (const Token &MacroNameTok, const MacroDefinition &MD, const MacroDirective *Undef) override Hook called whenever a macro #undef is seen.
void Defined (const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range) override Hook called whenever the 'defined' operator is seen.
void SourceRangeSkipped (SourceRange Range, SourceLocation EndifLoc) override Hook called when a source range is skipped.
void If (SourceLocation Loc, SourceRange ConditionRange, ConditionValueKind ConditionValue) override Hook called whenever an #if is seen.
void Elif (SourceLocation Loc, SourceRange ConditionRange, ConditionValueKind ConditionValue, SourceLocation IfLoc) override Hook called whenever an #elif is seen.
void Ifdef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) override Hook called whenever an #ifdef is seen.
void Elifdef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) override Hook called whenever an #elifdef is taken.
void Elifdef (SourceLocation Loc, SourceRange ConditionRange, SourceLocation IfLoc) override Hook called whenever an #elifdef is skipped.
void Ifndef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) override Hook called whenever an #ifndef is seen.
void Elifndef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) override Hook called whenever an #elifndef is taken.
void Elifndef (SourceLocation Loc, SourceRange ConditionRange, SourceLocation IfLoc) override Hook called whenever an #elifndef is skipped.
void Else (SourceLocation Loc, SourceLocation IfLoc) override Hook called whenever an #else is seen.
void Endif (SourceLocation Loc, SourceLocation IfLoc) override Hook called whenever an #endif is seen.
virtual ~PPCallbacks () virtual void FileChanged (SourceLocation Loc, FileChangeReason Reason, SrcMgr::CharacteristicKind FileType, FileID PrevFID=FileID()) Callback invoked whenever a source file is entered or exited.
virtual void LexedFileChanged (FileID FID, LexedFileChangeReason Reason, SrcMgr::CharacteristicKind FileType, FileID PrevFID, SourceLocation Loc) Callback invoked whenever the Lexer
moves to a different file for lexing.
virtual void FileSkipped (const FileEntryRef &SkippedFile, const Token &FilenameTok, SrcMgr::CharacteristicKind FileType) Callback invoked whenever a source file is skipped as the result of header guard optimization.
virtual bool EmbedFileNotFound (StringRef FileName) Callback invoked whenever the preprocessor cannot find a file for an embed directive.
virtual void EmbedDirective (SourceLocation HashLoc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File, const LexEmbedParametersResult &Params) Callback invoked whenever an embed directive has been processed, regardless of whether the embed will actually find a file.
virtual bool FileNotFound (StringRef FileName) Callback invoked whenever the preprocessor cannot find a file for an inclusion directive.
virtual void InclusionDirective (SourceLocation HashLoc, const Token &IncludeTok, StringRef FileName, bool IsAngled, CharSourceRange FilenameRange, OptionalFileEntryRef File, StringRef SearchPath, StringRef RelativePath, const Module *SuggestedModule, bool ModuleImported, SrcMgr::CharacteristicKind FileType) Callback invoked whenever an inclusion directive of any kind (#include
, #import
, etc.) has been processed, regardless of whether the inclusion will actually result in an inclusion.
virtual void EnteredSubmodule (Module *M, SourceLocation ImportLoc, bool ForPragma) Callback invoked whenever a submodule was entered.
virtual void LeftSubmodule (Module *M, SourceLocation ImportLoc, bool ForPragma) Callback invoked whenever a submodule was left.
virtual void moduleImport (SourceLocation ImportLoc, ModuleIdPath Path, const Module *Imported) Callback invoked whenever there was an explicit module-import syntax.
virtual void EndOfMainFile () Callback invoked when the end of the main file is reached.
virtual void Ident (SourceLocation Loc, StringRef str) Callback invoked when a #ident or #sccs directive is read.
virtual void PragmaDirective (SourceLocation Loc, PragmaIntroducerKind Introducer) Callback invoked when start reading any pragma directive.
virtual void PragmaComment (SourceLocation Loc, const IdentifierInfo *Kind, StringRef Str) Callback invoked when a #pragma comment directive is read.
virtual void PragmaMark (SourceLocation Loc, StringRef Trivia) Callback invoked when a #pragma mark comment is read.
virtual void PragmaDetectMismatch (SourceLocation Loc, StringRef Name, StringRef Value) Callback invoked when a #pragma detect_mismatch directive is read.
virtual void PragmaDebug (SourceLocation Loc, StringRef DebugType) Callback invoked when a #pragma clang __debug directive is read.
virtual void PragmaMessage (SourceLocation Loc, StringRef Namespace, PragmaMessageKind Kind, StringRef Str) Callback invoked when a #pragma message directive is read.
virtual void PragmaDiagnosticPush (SourceLocation Loc, StringRef Namespace) Callback invoked when a #pragma gcc diagnostic push directive is read.
virtual void PragmaDiagnosticPop (SourceLocation Loc, StringRef Namespace) Callback invoked when a #pragma gcc diagnostic pop directive is read.
virtual void PragmaDiagnostic (SourceLocation Loc, StringRef Namespace, diag::Severity mapping, StringRef Str) Callback invoked when a #pragma gcc diagnostic directive is read.
virtual void PragmaOpenCLExtension (SourceLocation NameLoc, const IdentifierInfo *Name, SourceLocation StateLoc, unsigned State) Called when an OpenCL extension is either disabled or enabled with a pragma.
virtual void PragmaWarning (SourceLocation Loc, PragmaWarningSpecifier WarningSpec, ArrayRef< int > Ids) virtual void PragmaWarningPush (SourceLocation Loc, int Level) Callback invoked when a #pragma warning(push) directive is read.
virtual void PragmaWarningPop (SourceLocation Loc) Callback invoked when a #pragma warning(pop) directive is read.
virtual void PragmaExecCharsetPush (SourceLocation Loc, StringRef Str) Callback invoked when a #pragma execution_character_set(push) directive is read.
virtual void PragmaExecCharsetPop (SourceLocation Loc) Callback invoked when a #pragma execution_character_set(pop) directive is read.
virtual void PragmaAssumeNonNullBegin (SourceLocation Loc) Callback invoked when a #pragma clang assume_nonnull begin directive is read.
virtual void PragmaAssumeNonNullEnd (SourceLocation Loc) Callback invoked when a #pragma clang assume_nonnull end directive is read.
virtual void MacroExpands (const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range, const MacroArgs *Args) Called by Preprocessor::HandleMacroExpandedIdentifier when a macro invocation is found.
virtual void MacroDefined (const Token &MacroNameTok, const MacroDirective *MD) Hook called whenever a macro definition is seen.
virtual void MacroUndefined (const Token &MacroNameTok, const MacroDefinition &MD, const MacroDirective *Undef) Hook called whenever a macro #undef is seen.
virtual void Defined (const Token &MacroNameTok, const MacroDefinition &MD, SourceRange Range) Hook called whenever the 'defined' operator is seen.
virtual void HasEmbed (SourceLocation Loc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File) Hook called when a '__has_embed' directive is read.
virtual void HasInclude (SourceLocation Loc, StringRef FileName, bool IsAngled, OptionalFileEntryRef File, SrcMgr::CharacteristicKind FileType) Hook called when a '__has_include' or '__has_include_next' directive is read.
virtual void SourceRangeSkipped (SourceRange Range, SourceLocation EndifLoc) Hook called when a source range is skipped.
virtual void If (SourceLocation Loc, SourceRange ConditionRange, ConditionValueKind ConditionValue) Hook called whenever an #if is seen.
virtual void Elif (SourceLocation Loc, SourceRange ConditionRange, ConditionValueKind ConditionValue, SourceLocation IfLoc) Hook called whenever an #elif is seen.
virtual void Ifdef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) Hook called whenever an #ifdef is seen.
virtual void Elifdef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) Hook called whenever an #elifdef branch is taken.
virtual void Elifdef (SourceLocation Loc, SourceRange ConditionRange, SourceLocation IfLoc) Hook called whenever an #elifdef is skipped.
virtual void Ifndef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) Hook called whenever an #ifndef is seen.
virtual void Elifndef (SourceLocation Loc, const Token &MacroNameTok, const MacroDefinition &MD) Hook called whenever an #elifndef branch is taken.
virtual void Elifndef (SourceLocation Loc, SourceRange ConditionRange, SourceLocation IfLoc) Hook called whenever an #elifndef is skipped.
virtual void Else (SourceLocation Loc, SourceLocation IfLoc) Hook called whenever an #else is seen.
virtual void Endif (SourceLocation Loc, SourceLocation IfLoc) Hook called whenever an #endif is seen.
enum FileChangeReason { EnterFile , ExitFile , SystemHeaderPragma , RenameFile } enum class LexedFileChangeReason { EnterFile , ExitFile } enum PragmaMessageKind { PMK_Message , PMK_Warning , PMK_Error } Determines the kind of #pragma invoking a call to PragmaMessage. More...
enum PragmaWarningSpecifier {
PWS_Default , PWS_Disable , PWS_Error , PWS_Once ,
PWS_Suppress , PWS_Level1 , PWS_Level2 , PWS_Level3 ,
PWS_Level4
} Callback invoked when a #pragma warning directive is read. More...
enum ConditionValueKind { CVK_NotEvaluated , CVK_False , CVK_True }
Simple wrapper class for chaining callbacks.
Definition at line 470 of file PPCallbacks.h.
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