PPDirectives.cpp File Reference

Implements # directive processing for the Preprocessor. More...

#include "clang/Lex/Preprocessor.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Lex/CodeCompletionHandler.h"
#include "clang/Lex/HeaderSearch.h"
#include "clang/Lex/HeaderSearchOptions.h"
#include "clang/Lex/LexDiagnostic.h"
#include "clang/Lex/LiteralSupport.h"
#include "clang/Lex/MacroInfo.h"
#include "clang/Lex/ModuleLoader.h"
#include "clang/Lex/Pragma.h"
#include "llvm/ADT/APInt.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/SaveAndRestore.h"

Include dependency graph for PPDirectives.cpp:

Go to the source code of this file.

Classes
class	clang::Preprocessor::ResetMacroExpansionHelper
Functions
static bool	GetLineValue (Token &DigitTok, unsigned &Val, unsigned DiagID, Preprocessor &PP, bool IsGNULineDirective=false)
static bool	ReadLineMarkerFlags (bool &IsFileEntry, bool &IsFileExit, bool &IsSystemHeader, bool &IsExternCHeader, Preprocessor &PP)
static void	EnterAnnotationToken (Preprocessor &PP, SourceLocation Begin, SourceLocation End, tok::TokenKind Kind, void *AnnotationVal)
	Push a token onto the token stream containing an annotation.

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Detailed Description

Implements # directive processing for the Preprocessor.

Definition in file PPDirectives.cpp.

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Function Documentation

static void EnterAnnotationToken	(	Preprocessor &	PP,
		SourceLocation	Begin,
		SourceLocation	End,
		tok::TokenKind	Kind,
		void *	AnnotationVal
	)		[static]

Push a token onto the token stream containing an annotation.

Definition at line 1360 of file PPDirectives.cpp.

References clang::Preprocessor::EnterTokenStream(), clang::Token::setAnnotationEndLoc(), clang::Token::setAnnotationValue(), clang::Token::setKind(), clang::Token::setLocation(), and clang::Token::startToken().

static bool GetLineValue	(	Token &	DigitTok,
		unsigned &	Val,
		unsigned	DiagID,
		Preprocessor &	PP,
		bool	IsGNULineDirective = false
	)		[static]

GetLineValue - Convert a numeric token into an unsigned value, emitting Diagnostic DiagID if it is invalid, and returning the value in Val.

Definition at line 858 of file PPDirectives.cpp.

References clang::Preprocessor::AdvanceToTokenCharacter(), clang::Preprocessor::Diag(), clang::Preprocessor::DiscardUntilEndOfDirective(), clang::Token::getLength(), clang::Token::getLocation(), clang::Preprocessor::getSpelling(), clang::isDigit(), and clang::Token::isNot().

Referenced by ReadLineMarkerFlags().

static bool ReadLineMarkerFlags	(	bool &	IsFileEntry,
		bool &	IsFileExit,
		bool &	IsSystemHeader,
		bool &	IsExternCHeader,
		Preprocessor &	PP
	)		[static]

ReadLineMarkerFlags - Parse and validate any flags at the end of a GNU line marker directive.

Definition at line 982 of file PPDirectives.cpp.

References clang::Preprocessor::Diag(), clang::Preprocessor::DiscardUntilEndOfDirective(), clang::SourceManager::getDecomposedExpansionLoc(), clang::PresumedLoc::getIncludeLoc(), GetLineValue(), clang::Token::getLocation(), clang::SourceManager::getPresumedLoc(), clang::Preprocessor::getSourceManager(), clang::Token::is(), clang::SourceLocation::isInvalid(), clang::PresumedLoc::isInvalid(), clang::Preprocessor::Lex(), and SM.