SyncEngine: no need to use QAtomicInt

This was done because the propagator jobs where running in a thread a long
time ago, but this is no longer the case.

(Also QAtomicInt::load is marked as deprecated now)

src/libsync/bandwidthmanager.cpp

@@ -53,8 +53,8 @@ BandwidthManager::BandwidthManager(OwncloudPropagator *p)
     , _relativeLimitCurrentMeasuredJob(nullptr)
     , _currentDownloadLimit(0)
 {
-    _currentUploadLimit = _propagator->_uploadLimit.fetchAndAddAcquire(0);
-    _currentDownloadLimit = _propagator->_downloadLimit.fetchAndAddAcquire(0);
+    _currentUploadLimit = _propagator->_uploadLimit;
+    _currentDownloadLimit = _propagator->_downloadLimit;
 
     QObject::connect(&_switchingTimer, &QTimer::timeout, this, &BandwidthManager::switchingTimerExpired);
     _switchingTimer.setInterval(10 * 1000);
@@ -337,7 +337,7 @@ void BandwidthManager::relativeDownloadDelayTimerExpired()
 
 void BandwidthManager::switchingTimerExpired()
 {
-    qint64 newUploadLimit = _propagator->_uploadLimit.fetchAndAddAcquire(0);
+    qint64 newUploadLimit = _propagator->_uploadLimit;
     if (newUploadLimit != _currentUploadLimit) {
         qCInfo(lcBandwidthManager) << "Upload Bandwidth limit changed" << _currentUploadLimit << newUploadLimit;
         _currentUploadLimit = newUploadLimit;
@@ -354,7 +354,7 @@ void BandwidthManager::switchingTimerExpired()
             }
         }
     }
-    qint64 newDownloadLimit = _propagator->_downloadLimit.fetchAndAddAcquire(0);
+    qint64 newDownloadLimit = _propagator->_downloadLimit;
     if (newDownloadLimit != _currentDownloadLimit) {
         qCInfo(lcBandwidthManager) << "Download Bandwidth limit changed" << _currentDownloadLimit << newDownloadLimit;
         _currentDownloadLimit = newDownloadLimit;

src/libsync/owncloudpropagator.cpp

@@ -79,8 +79,8 @@ OwncloudPropagator::~OwncloudPropagator() = default;
 
 int OwncloudPropagator::maximumActiveTransferJob()
 {
-    if (_downloadLimit.fetchAndAddAcquire(0) != 0
-        || _uploadLimit.fetchAndAddAcquire(0) != 0
+    if (_downloadLimit != 0
+        || _uploadLimit != 0
         || !_syncOptions._parallelNetworkJobs) {
         // disable parallelism when there is a network limit.
         return 1;
@@ -237,8 +237,8 @@ void PropagateItemJob::done(SyncFileItem::Status statusArg, const QString &error
         }
     }
 
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0) && (_item->_status == SyncFileItem::NormalError
-                                                                   || _item->_status == SyncFileItem::FatalError)) {
+    if (propagator()->_abortRequested && (_item->_status == SyncFileItem::NormalError
+                                          || _item->_status == SyncFileItem::FatalError)) {
         // an abort request is ongoing. Change the status to Soft-Error
         _item->_status = SyncFileItem::SoftError;
     }

src/libsync/owncloudpropagator.h

@@ -419,11 +419,11 @@ public:
     const SyncOptions &syncOptions() const;
     void setSyncOptions(const SyncOptions &syncOptions);
 
-    QAtomicInt _downloadLimit;
-    QAtomicInt _uploadLimit;
+    int _downloadLimit = 0;
+    int _uploadLimit = 0;
     BandwidthManager _bandwidthManager;
 
-    QAtomicInt _abortRequested; // boolean set by the main thread to abort.
+    bool _abortRequested = false;
 
     /** The list of currently active jobs.
         This list contains the jobs that are currently using ressources and is used purely to
@@ -492,8 +492,7 @@ public:
 
     void abort()
     {
-        bool alreadyAborting = _abortRequested.fetchAndStoreOrdered(true);
-        if (alreadyAborting)
+        if (_abortRequested)
             return;
         if (_rootJob) {
             // Connect to abortFinished  which signals that abort has been asynchronously finished

src/libsync/propagatedownload.cpp

@@ -361,7 +361,7 @@ QString GETFileJob::errorString() const
 
 void PropagateDownloadFile::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
     _isEncrypted = false;
 
@@ -503,7 +503,7 @@ void PropagateDownloadFile::conflictChecksumComputed(const QByteArray &checksumT
 
 void PropagateDownloadFile::startDownload()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     // do a klaas' case clash check.

src/libsync/propagateremotedelete.cpp

@@ -81,7 +81,7 @@ PropagatorJob::JobParallelism PropagateRemoteDelete::parallelism()
 
 void PropagateRemoteDelete::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     if (!_item->_encryptedFileName.isEmpty()) {

src/libsync/propagateremotemkdir.cpp

@@ -69,7 +69,7 @@ PropagatorJob::JobParallelism PropagateRemoteMkdir::parallelism()
 
 void PropagateRemoteMkdir::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     qCDebug(lcPropagateRemoteMkdir) << _item->_file;
@@ -91,7 +91,7 @@ void PropagateRemoteMkdir::start()
 
 void PropagateRemoteMkdir::slotStartMkcolJob()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     qCDebug(lcPropagateRemoteMkdir) << _item->_file;
@@ -108,7 +108,7 @@ void PropagateRemoteMkdir::slotStartEncryptedMkcolJob(const QString &path, const
     Q_UNUSED(path)
     Q_UNUSED(size)
 
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     qDebug() << filename;

src/libsync/propagateremotemove.cpp

@@ -75,7 +75,7 @@ bool MoveJob::finished()
 
 void PropagateRemoteMove::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     QString origin = propagator()->adjustRenamedPath(_item->_file);

src/libsync/propagateupload.cpp

@@ -293,7 +293,7 @@ void PropagateUploadFileCommon::setupUnencryptedFile()
 }
 
 void PropagateUploadFileCommon::startUploadFile() {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0)) {
+    if (propagator()->_abortRequested) {
         return;
     }
 
@@ -335,7 +335,7 @@ void PropagateUploadFileCommon::slotComputeContentChecksum()
 {
     qDebug() << "Trying to compute the checksum of the file";
     qDebug() << "Still trying to understand if this is the local file or the uploaded one";
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0)) {
+    if (propagator()->_abortRequested) {
         return;
     }
 

src/libsync/propagateuploadng.cpp

@@ -275,7 +275,7 @@ void PropagateUploadFileNG::slotMkColFinished(QNetworkReply::NetworkError)
 
 void PropagateUploadFileNG::startNextChunk()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     qint64 fileSize = _fileToUpload._size;

src/libsync/propagateuploadv1.cpp

@@ -72,7 +72,7 @@ void PropagateUploadFileV1::doStartUpload()
 
 void PropagateUploadFileV1::startNextChunk()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     if (!_jobs.isEmpty() && _currentChunk + _startChunk >= _chunkCount - 1) {

src/libsync/propagatorjobs.cpp

@@ -92,7 +92,7 @@ void PropagateLocalRemove::start()
 {
     _moveToTrash = propagator()->syncOptions()._moveFilesToTrash;
 
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     QString filename = propagator()->_localDir + _item->_file;
@@ -132,7 +132,7 @@ void PropagateLocalRemove::start()
 
 void PropagateLocalMkdir::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     const auto rootPath = [=]() {
@@ -244,7 +244,7 @@ void PropagateLocalMkdir::startDemanglingName(const QString &parentPath)
 
 void PropagateLocalRename::start()
 {
-    if (propagator()->_abortRequested.fetchAndAddRelaxed(0))
+    if (propagator()->_abortRequested)
         return;
 
     QString existingFile = propagator()->getFilePath(propagator()->adjustRenamedPath(_item->_file));

src/libsync/syncengine.cpp

@@ -822,11 +822,8 @@ void SyncEngine::setNetworkLimits(int upload, int download)
     _propagator->_uploadLimit = upload;
     _propagator->_downloadLimit = download;
 
-    int propDownloadLimit = _propagator->_downloadLimit.load();
-    int propUploadLimit = _propagator->_uploadLimit.load();
-
-    if (propDownloadLimit != 0 || propUploadLimit != 0) {
-        qCInfo(lcEngine) << "Network Limits (down/up) " << propDownloadLimit << propUploadLimit;
+    if (upload != 0 || download != 0) {
+        qCInfo(lcEngine) << "Network Limits (down/up) " << upload << download;
     }
 }