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/***************************************************************************
* Copyright (C) 2002 by Roberto Raggi *
* roberto@kdevelop.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef BACKGROUNDPARSER_H
#define BACKGROUNDPARSER_H
#include "ast.h"
#include "driver.h"
#include <qthread.h>
#include <qwaitcondition.h>
#include <qmutex.h>
#include <qmap.h>
#include <kdebug.h>
class CppSupportPart;
class TranslationUnitAST;
class SynchronizedFileList;
class BackgroundKDevDriver;
class Unit
{
public:
Unit() : translationUnit( 0 )
{}
~Unit()
{
translationUnit = 0;
}
QString fileName;
QValueList<Problem> problems;
ParsedFilePointer translationUnit;
protected:
Unit( const Unit& source );
void operator = ( const Unit& source );
};
class BackgroundParser: public QThread
{
public:
BackgroundParser( CppSupportPart*, QWaitCondition* consumed );
virtual ~BackgroundParser();
QMutex& mutex()
{
return m_mutex;
}
void lock ()
{
m_mutex.lock();
}
void unlock()
{
m_mutex.unlock();
}
QWaitCondition& canParse()
{
return m_canParse;
}
QWaitCondition& isEmpty()
{
return m_isEmpty;
}
bool filesInQueue();
int countInQueue( const QString& file ) const;
void addFile( const QString& fileName, bool readFromDisk = false );
void addFileFront( const QString& fileName, bool readFromDisk = false );
void removeFile( const QString& fileName );
void removeAllFiles();
bool hasTranslationUnit( const QString& fileName );
ParsedFilePointer translationUnit( const QString& fileName );
QValueList<Problem> problems( const QString& fileName , bool readFromDisk = false, bool forceParse = false );
void updateParserConfiguration();
///Should be run on a regular basis(every X minutes). It reduces some caches etc. BackgroundParser must be locked before.
void saveMemory();
void close();
virtual void run();
protected:
friend class BackgroundKDevDriver;
void fileParsed( ParsedFile& fileName );
Unit* findUnit( const QString& fileName );
void parseFile( const QString& fileName, bool readFromDisk, bool lock = false )
;
private:
class KDevDriver* m_driver;
QString m_currentFile;
QWaitCondition m_canParse;
QWaitCondition m_isEmpty;
QWaitCondition* m_consumed;
QMutex m_mutex;
SynchronizedFileList* m_fileList;
CppSupportPart* m_cppSupport;
bool m_close;
QMap<QString, Unit*> m_unitDict;
bool m_saveMemory; //used to prevent blocking
//State of parseFile(..):
bool m_readFromDisk;
};
#endif
// kate: indent-mode csands; tab-width 4;
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