class SemaPPCallbacks

Declaration

class SemaPPCallbacks : public PPCallbacks { /* full declaration omitted */ };

Description

This interface provides a way to observe the actions of the preprocessor as it does its thing. Clients can define their hooks here to implement preprocessor level tools.

Declared at: clang/lib/Sema/Sema.cpp:132

Inherits from: PPCallbacks

Member Variables

private clang::Sema* S = nullptr

private llvm::SmallVector<SourceLocation, 8> IncludeStack

Method Overview

• public void FileChanged(clang::SourceLocation Loc, clang::PPCallbacks::FileChangeReason Reason, SrcMgr::CharacteristicKind FileType, clang::FileID PrevFID)
• public void reset()
• public void set(clang::Sema & S)

Inherited from PPCallbacks:

• public Defined
• public Elif
• public Elifdef
• public Elifdef
• public Elifndef
• public Elifndef
• public Else
• public EndOfMainFile
• public Endif
• public EnteredSubmodule
• public FileChanged
• public FileSkipped
• public HasInclude
• public Ident
• public If
• public Ifdef
• public Ifndef
• public InclusionDirective
• public LeftSubmodule
• public LexedFileChanged
• public MacroDefined
• public MacroExpands
• public MacroUndefined
• public PragmaAssumeNonNullBegin
• public PragmaAssumeNonNullEnd
• public PragmaComment
• public PragmaDebug
• public PragmaDetectMismatch
• public PragmaDiagnostic
• public PragmaDiagnosticPop
• public PragmaDiagnosticPush
• public PragmaDirective
• public PragmaExecCharsetPop
• public PragmaExecCharsetPush
• public PragmaMark
• public PragmaMessage
• public PragmaOpenCLExtension
• public PragmaWarning
• public PragmaWarningPop
• public PragmaWarningPush
• public SourceRangeSkipped
• public moduleImport

Methods

¶void FileChanged(
    clang::SourceLocation Loc,
    clang::PPCallbacks::FileChangeReason Reason,
    SrcMgr::CharacteristicKind FileType,
    clang::FileID PrevFID)

Description

Callback invoked whenever a source file is entered or exited.

Declared at: clang/lib/Sema/Sema.cpp:141

Parameters

clang::SourceLocation Loc

Indicates the new location.

clang::PPCallbacks::FileChangeReason Reason

SrcMgr::CharacteristicKind FileType

clang::FileID PrevFID

the file that was exited if \p Reason is ExitFile or the the file before the new one entered for \p Reason EnterFile.

¶void reset()

Declared at: clang/lib/Sema/Sema.cpp:139

¶void set(clang::Sema& S)

Declared at: clang/lib/Sema/Sema.cpp:137

Parameters

clang::Sema& S