You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
553 lines
14 KiB
553 lines
14 KiB
/***************************************************************************
|
|
* Copyright (C) 2002 by Roberto Raggi *
|
|
* roberto@tdevelop.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. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
#include "backgroundparser.h"
|
|
#include "cppsupportpart.h"
|
|
#include "cppsupport_events.h"
|
|
#include "codeinformationrepository.h"
|
|
#include "cppcodecompletion.h"
|
|
#include "ast_utils.h"
|
|
#include "kdevdeepcopy.h"
|
|
#include "kdevdriver.h"
|
|
|
|
#include <tqmutex.h>
|
|
|
|
#include <kparts/part.h>
|
|
#include <ktexteditor/editinterface.h>
|
|
#include <ktexteditor/document.h>
|
|
#include <ktexteditor/view.h>
|
|
|
|
#include <kdevpartcontroller.h>
|
|
#include <kdevproject.h>
|
|
|
|
#include <kurl.h>
|
|
#include <kdebug.h>
|
|
#include <kapplication.h>
|
|
|
|
#include <tqfile.h>
|
|
#include <tqfileinfo.h>
|
|
#include <tqtextstream.h>
|
|
#include <list>
|
|
#include <tqdatastream.h>
|
|
|
|
|
|
class BackgroundKDevDriver : public KDevDriver {
|
|
public:
|
|
BackgroundKDevDriver( CppSupportPart* cppSupport, BackgroundParser* bp ) : KDevDriver( cppSupport, false ), m_backgroundParser(bp) {
|
|
}
|
|
virtual void fileParsed( ParsedFile& fileName );
|
|
virtual void addDependence( const TQString& fileName, const Dependence& dep );
|
|
private:
|
|
BackgroundParser* m_backgroundParser;
|
|
};
|
|
|
|
|
|
class KDevSourceProvider: public SourceProvider
|
|
{
|
|
public:
|
|
//Deadlock is a mutex that is locked when KDevSourceProvider::contents(..) is used, and that should be unlocked before TQApplication is locked(that way a deadlock where the thread that holds the TQApplication-mutex and tries to lock the given mutex, while the thread that calls contents(..) and holds the given mutex and tries to lock the TQApplication-mutex, cannot happen)
|
|
KDevSourceProvider( CppSupportPart* cppSupport, TQMutex& deadlock )
|
|
: m_cppSupport( cppSupport ),
|
|
m_readFromDisk( false ),
|
|
m_deadlock(deadlock)
|
|
{}
|
|
|
|
void setReadFromDisk( bool b )
|
|
{
|
|
m_readFromDisk = b;
|
|
}
|
|
bool readFromDisk() const
|
|
{
|
|
return m_readFromDisk;
|
|
}
|
|
|
|
virtual TQString contents( const TQString& fileName )
|
|
{
|
|
TQString contents = TQString();
|
|
|
|
if ( !m_readFromDisk )
|
|
{
|
|
m_deadlock.unlock();
|
|
// GET LOCK
|
|
kapp->lock ();
|
|
|
|
//kdDebug(9007) << "-------> kapp locked" << endl;
|
|
|
|
TQPtrList<KParts::Part> parts( *m_cppSupport->partController() ->parts() );
|
|
TQPtrListIterator<KParts::Part> it( parts );
|
|
while ( it.current() )
|
|
{
|
|
KTextEditor::Document * doc = dynamic_cast<KTextEditor::Document*>( it.current() );
|
|
++it;
|
|
|
|
KTextEditor::EditInterface* editIface = dynamic_cast<KTextEditor::EditInterface*>( doc );
|
|
if ( !doc || !editIface || doc->url().path() != fileName )
|
|
continue;
|
|
|
|
contents = TQString( editIface->text().ascii() ); // deep copy
|
|
|
|
//kdDebug(9007) << "-------> kapp unlocked" << endl;
|
|
|
|
break;
|
|
}
|
|
|
|
// RELEASE LOCK
|
|
kapp->unlock();
|
|
m_deadlock.lock();
|
|
//kdDebug(9007) << "-------> kapp unlocked" << endl;
|
|
}
|
|
|
|
if( m_readFromDisk || contents == TQString() )
|
|
{
|
|
TQFile f( fileName );
|
|
if ( f.open( IO_ReadOnly ) )
|
|
{
|
|
TQTextStream stream( &f );
|
|
contents = stream.read();
|
|
f.close();
|
|
}
|
|
}
|
|
|
|
return contents;
|
|
}
|
|
|
|
virtual bool isModified( const TQString& fileName )
|
|
{
|
|
bool ret = false;
|
|
m_deadlock.unlock();
|
|
kapp->lock ();
|
|
|
|
KParts::ReadOnlyPart *part = m_cppSupport->partController()->partForURL( KURL(fileName) );
|
|
KTextEditor::Document * doc = dynamic_cast<KTextEditor::Document*>( part );
|
|
|
|
if ( doc )
|
|
ret = doc->isModified();
|
|
|
|
kapp->unlock();
|
|
m_deadlock.lock();
|
|
return ret;
|
|
}
|
|
|
|
private:
|
|
CppSupportPart* m_cppSupport;
|
|
bool m_readFromDisk;
|
|
TQMutex& m_deadlock;
|
|
private:
|
|
KDevSourceProvider( const KDevSourceProvider& source );
|
|
void operator = ( const KDevSourceProvider& source );
|
|
};
|
|
|
|
typedef std::string SafeString;
|
|
|
|
class SynchronizedFileList
|
|
{
|
|
typedef std::list< TQPair<SafeString, bool> > ListType;
|
|
public:
|
|
SynchronizedFileList()
|
|
{}
|
|
|
|
bool isEmpty() const
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
return m_fileList.empty();
|
|
}
|
|
|
|
uint count() const
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
return m_fileList.size();
|
|
}
|
|
|
|
TQPair<SafeString, bool> front() const
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
return m_fileList.front();
|
|
}
|
|
|
|
void clear()
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
m_fileList.clear();
|
|
}
|
|
|
|
void push_front( const TQString& fileName, bool readFromDisk = false )
|
|
{
|
|
SafeString s( fileName.ascii() );
|
|
TQMutexLocker locker( &m_mutex );
|
|
m_fileList.push_front( tqMakePair( s, readFromDisk ) );
|
|
}
|
|
|
|
void push_back( const TQString& fileName, bool readFromDisk = false )
|
|
{
|
|
SafeString s( fileName.ascii() );
|
|
TQMutexLocker locker( &m_mutex );
|
|
m_fileList.push_back( tqMakePair( s, readFromDisk ) );
|
|
}
|
|
|
|
void pop_front()
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
m_fileList.pop_front();
|
|
}
|
|
|
|
int count( const TQString& fileName ) const {
|
|
int c = 0;
|
|
|
|
TQMutexLocker locker( &m_mutex );
|
|
ListType::const_iterator it = m_fileList.begin();
|
|
while ( it != m_fileList.end() )
|
|
{
|
|
if ( ( *it ).first.compare( fileName.ascii() ) == 0 )
|
|
++c;
|
|
++it;
|
|
}
|
|
return c;
|
|
}
|
|
|
|
TQPair<SafeString, bool> takeFront()
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
TQPair<SafeString, bool> ret = m_fileList.front();
|
|
m_fileList.pop_front();
|
|
return ret;
|
|
}
|
|
|
|
bool contains( const TQString& fileName ) const
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
ListType::const_iterator it = m_fileList.begin();
|
|
while ( it != m_fileList.end() )
|
|
{
|
|
if ( ( *it ).first.compare( fileName.ascii() ) == 0 )
|
|
return true;
|
|
++it;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void remove( const TQString& fileName )
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
ListType::iterator it = m_fileList.begin();
|
|
while ( it != m_fileList.end() )
|
|
{
|
|
if ( ( *it ).first.compare(fileName.ascii() ) == 0 )
|
|
m_fileList.erase( it++ );
|
|
else
|
|
++it;
|
|
}
|
|
}
|
|
|
|
private:
|
|
mutable TQMutex m_mutex;
|
|
ListType m_fileList;
|
|
};
|
|
|
|
BackgroundParser::BackgroundParser( CppSupportPart* part, TQWaitCondition* consumed )
|
|
: m_consumed( consumed ), m_cppSupport( part ), m_close( false ), m_saveMemory( false )
|
|
{
|
|
m_fileList = new SynchronizedFileList();
|
|
m_driver = new BackgroundKDevDriver( m_cppSupport, this );
|
|
m_driver->setSourceProvider( new KDevSourceProvider( m_cppSupport, m_mutex ) );
|
|
|
|
TQString conf_file_name = m_cppSupport->specialHeaderName();
|
|
m_mutex.lock();
|
|
if ( TQFile::exists( conf_file_name ) )
|
|
m_driver->parseFile( conf_file_name, true, true, true );
|
|
m_mutex.unlock();
|
|
|
|
//disabled for now m_driver->setResolveDependencesEnabled( true );
|
|
}
|
|
|
|
BackgroundParser::~BackgroundParser()
|
|
{
|
|
removeAllFiles();
|
|
|
|
delete( m_driver );
|
|
m_driver = 0;
|
|
|
|
delete m_fileList;
|
|
m_fileList = 0;
|
|
}
|
|
|
|
void BackgroundParser::addFile( const TQString& fileName, bool readFromDisk )
|
|
{
|
|
TQString fn = deepCopy( fileName );
|
|
|
|
//bool added = false;
|
|
/*if ( !m_fileList->contains( fn ) )
|
|
{
|
|
m_fileList->push_back( fn, readFromDisk );
|
|
added = true;
|
|
}*/
|
|
m_fileList->push_back( fn, readFromDisk );
|
|
|
|
//if ( added )
|
|
m_canParse.wakeAll();
|
|
}
|
|
|
|
void BackgroundParser::addFileFront( const TQString& fileName, bool readFromDisk )
|
|
{
|
|
TQString fn = deepCopy( fileName );
|
|
|
|
bool added = false;
|
|
/*if ( m_fileList->contains( fn ) )
|
|
m_fileList->remove( fn );*/
|
|
|
|
m_fileList->push_front( fn, readFromDisk );
|
|
added = true;
|
|
|
|
if ( added )
|
|
m_canParse.wakeAll();
|
|
}
|
|
|
|
void BackgroundParser::removeAllFiles()
|
|
{
|
|
kdDebug( 9007 ) << "BackgroundParser::removeAllFiles()" << endl;
|
|
TQMutexLocker locker( &m_mutex );
|
|
|
|
TQMap<TQString, Unit*>::Iterator it = m_unitDict.begin();
|
|
while ( it != m_unitDict.end() )
|
|
{
|
|
Unit * unit = it.data();
|
|
++it;
|
|
delete( unit );
|
|
unit = 0;
|
|
}
|
|
m_unitDict.clear();
|
|
m_driver->reset();
|
|
m_fileList->clear();
|
|
|
|
m_isEmpty.wakeAll();
|
|
}
|
|
|
|
void BackgroundParser::removeFile( const TQString& fileName )
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
|
|
Unit* unit = findUnit( fileName );
|
|
if ( unit )
|
|
{
|
|
m_driver->remove
|
|
( fileName );
|
|
m_unitDict.remove( fileName );
|
|
delete( unit );
|
|
unit = 0;
|
|
}
|
|
|
|
if ( m_fileList->isEmpty() )
|
|
m_isEmpty.wakeAll();
|
|
}
|
|
|
|
void BackgroundKDevDriver::addDependence( const TQString& fileName, const Dependence& dep ) {
|
|
//give waiting threads a chance to perform their actions
|
|
m_backgroundParser->m_mutex.unlock();
|
|
m_backgroundParser->m_mutex.lock();
|
|
KDevDriver::addDependence( fileName, dep );
|
|
}
|
|
|
|
void BackgroundKDevDriver::fileParsed( ParsedFile& fileName ) {
|
|
m_backgroundParser->fileParsed( fileName );
|
|
}
|
|
|
|
void BackgroundParser::parseFile( const TQString& fileName, bool readFromDisk, bool lock )
|
|
{
|
|
if( lock )
|
|
m_mutex.lock();
|
|
m_readFromDisk = readFromDisk;
|
|
static_cast<KDevSourceProvider*>( m_driver->sourceProvider() ) ->setReadFromDisk( readFromDisk );
|
|
|
|
m_driver->remove( fileName );
|
|
m_driver->parseFile( fileName , false, true );
|
|
if( !m_driver->isResolveDependencesEnabled() )
|
|
m_driver->removeAllMacrosInFile( fileName ); // romove all macros defined by this
|
|
// translation unit.
|
|
if ( lock )
|
|
m_mutex.unlock();
|
|
}
|
|
|
|
TQValueList<Problem> cloneProblemList( const TQValueList<Problem>& list ) {
|
|
TQValueList<Problem> ret;
|
|
for( TQValueList<Problem>::const_iterator it = list.begin(); it != list.end(); ++it ) {
|
|
ret << Problem( *it, true );
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void BackgroundParser::fileParsed( ParsedFile& file ) {
|
|
|
|
ParsedFilePointer translationUnitUnsafe = m_driver->takeTranslationUnit( file.fileName() );
|
|
//now file and translationUnitUnsafe are the same
|
|
ParsedFilePointer translationUnit;
|
|
//Since the lexer-cache keeps many TQStrings like macro-names used in the background, everything must be copied here. The safest solution is just
|
|
//serializing and deserializing the whole thing(the serialization does not respect the AST, but that can be copied later because that's safe)
|
|
TQMemArray<char> data;
|
|
{
|
|
TQDataStream stream( TQByteArray(data), IO_WriteOnly );
|
|
translationUnitUnsafe->write( stream );
|
|
}
|
|
{
|
|
TQDataStream stream( TQByteArray(data), IO_ReadOnly );
|
|
translationUnit = new ParsedFile( stream );
|
|
}
|
|
|
|
translationUnit->setTranslationUnit( translationUnitUnsafe->operator TranslationUnitAST *() ); //Copy the AST, doing that is thread-safe
|
|
translationUnitUnsafe->setTranslationUnit( 0 ); //Move the AST completely out of this thread's scope. Else it might crash on dual-core machines
|
|
file.setTranslationUnit(0); //just to be sure, set to zero on both
|
|
|
|
Unit* unit = new Unit;
|
|
unit->fileName = file.fileName();
|
|
unit->translationUnit = translationUnit;
|
|
unit->problems = cloneProblemList( m_driver->problems( file.fileName() ) );
|
|
|
|
static_cast<KDevSourceProvider*>( m_driver->sourceProvider() ) ->setReadFromDisk( false );
|
|
|
|
if ( m_unitDict.find( file.fileName() ) != m_unitDict.end() )
|
|
{
|
|
Unit * u = m_unitDict[ file.fileName() ];
|
|
m_unitDict.remove( file.fileName() );
|
|
delete( u );
|
|
u = 0;
|
|
}
|
|
|
|
m_unitDict.insert( file.fileName(), unit );
|
|
|
|
KApplication::postEvent( m_cppSupport, new FileParsedEvent( file.fileName(), unit->problems, m_readFromDisk ) );
|
|
|
|
m_currentFile = TQString();
|
|
|
|
if ( m_fileList->isEmpty() )
|
|
m_isEmpty.wakeAll();
|
|
}
|
|
|
|
Unit* BackgroundParser::findUnit( const TQString& fileName )
|
|
{
|
|
TQMap<TQString, Unit*>::Iterator it = m_unitDict.find( fileName );
|
|
return it != m_unitDict.end() ? *it : 0;
|
|
}
|
|
|
|
bool BackgroundParser::hasTranslationUnit( const TQString& fileName ) {
|
|
TQMap<TQString, Unit*>::Iterator it = m_unitDict.find( fileName );
|
|
return it != m_unitDict.end();
|
|
}
|
|
|
|
ParsedFilePointer BackgroundParser::translationUnit( const TQString& fileName )
|
|
{
|
|
Unit * u = findUnit( fileName );
|
|
if ( u == 0 )
|
|
{
|
|
return 0;
|
|
/*m_fileList->remove
|
|
( fileName );
|
|
u = parseFile( fileName, false );*/
|
|
}
|
|
|
|
return u->translationUnit;
|
|
}
|
|
|
|
TQValueList<Problem> BackgroundParser::problems( const TQString& fileName, bool readFromDisk, bool forceParse )
|
|
{
|
|
Q_UNUSED(readFromDisk);
|
|
Unit * u = findUnit( fileName );
|
|
if ( u == 0 || forceParse )
|
|
{
|
|
/*
|
|
m_fileList->remove
|
|
( fileName );
|
|
u = parseFile( fileName, readFromDisk ); */
|
|
}
|
|
|
|
return u ? u->problems : TQValueList<Problem>();
|
|
}
|
|
|
|
void BackgroundParser::close()
|
|
{
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
m_close = true;
|
|
m_canParse.wakeAll();
|
|
}
|
|
kapp->unlock();
|
|
|
|
while ( running() )
|
|
sleep( 1 );
|
|
kapp->lock();
|
|
}
|
|
|
|
bool BackgroundParser::filesInQueue()
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
|
|
return m_fileList->count() || !m_currentFile.isEmpty();
|
|
}
|
|
|
|
int BackgroundParser::countInQueue( const TQString& file ) const {
|
|
return m_fileList->count( file );
|
|
}
|
|
|
|
void BackgroundParser::updateParserConfiguration()
|
|
{
|
|
TQMutexLocker locker( &m_mutex );
|
|
|
|
m_driver->setup();
|
|
TQString conf_file_name = m_cppSupport->specialHeaderName();
|
|
m_driver->removeAllMacrosInFile( conf_file_name );
|
|
m_driver->parseFile( conf_file_name, true, true, true );
|
|
}
|
|
|
|
void BackgroundParser::run()
|
|
{
|
|
// (void) m_cppSupport->codeCompletion()->repository()->getEntriesInScope( TQStringList(), false );
|
|
|
|
while ( !m_close )
|
|
{
|
|
|
|
while ( m_fileList->isEmpty() )
|
|
{
|
|
if( m_saveMemory ) {
|
|
m_saveMemory = false;
|
|
m_driver->lexerCache()->saveMemory();
|
|
}
|
|
|
|
m_canParse.wait();
|
|
|
|
if ( m_close )
|
|
break;
|
|
}
|
|
|
|
if ( m_close )
|
|
break;
|
|
|
|
TQPair<SafeString, bool> entry = m_fileList->takeFront();
|
|
TQString fileName = entry.first.c_str();
|
|
bool readFromDisk = entry.second;
|
|
m_currentFile = deepCopy(fileName);
|
|
|
|
( void ) parseFile( fileName, readFromDisk, true );
|
|
|
|
|
|
m_currentFile = TQString();
|
|
}
|
|
|
|
kdDebug( 9007 ) << "!!!!!!!!!!!!!!!!!! BG PARSER DESTROYED !!!!!!!!!!!!" << endl;
|
|
|
|
// adymo: commented to fix #88091
|
|
// TQThread::exit();
|
|
}
|
|
|
|
void BackgroundParser::saveMemory() {
|
|
m_saveMemory = true; //Delay the operation
|
|
m_canParse.wakeAll();
|
|
}
|
|
|
|
|
|
//kate: indent-mode csands; tab-width 4; space-indent off;
|