Esempio n. 1
0
void PdbEngine::setupInferior()
{
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());

    QString fileName = QFileInfo(startParameters().executable).absoluteFilePath();
    QFile scriptFile(fileName);
    if (!scriptFile.open(QIODevice::ReadOnly|QIODevice::Text)) {
        showMessageBox(QMessageBox::Critical, tr("Python Error"),
            _("Cannot open script file %1:\n%2").
               arg(fileName, scriptFile.errorString()));
        notifyInferiorSetupFailed();
        return;
    }
    notifyInferiorSetupOk();
}
void ScriptEngine::setupInferior()
{
    QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
    m_scriptFileName = QFileInfo(startParameters().executable).absoluteFilePath();
    showMessage(_("SCRIPT FILE: ") + m_scriptFileName);
    QFile scriptFile(m_scriptFileName);
    if (!scriptFile.open(QIODevice::ReadOnly|QIODevice::Text)) {
        showMessageBox(QMessageBox::Critical, tr("Error:"),
            _("Cannot open script file %1:\n%2").
          arg(m_scriptFileName, scriptFile.errorString()));
        notifyInferiorSetupFailed();
        return;
    }
    QTextStream stream(&scriptFile);
    m_scriptContents = stream.readAll();
    scriptFile.close();
    attemptBreakpointSynchronization();
    notifyInferiorSetupOk();
}
Esempio n. 3
0
void IPCEngineHost::rpcCallback(quint64 f, QByteArray payload)
{
    switch (f) {
        default: {
            showMessage(QLatin1String("IPC Error: unhandled id in guest to host call"));
            const QString logMessage = tr("Fatal engine shutdown. Incompatible binary or IPC error.");
            showMessage(logMessage, LogError);
            showStatusMessage(logMessage);
    }
            nuke();
            break;
        case IPCEngineGuest::NotifyEngineSetupOk:
            notifyEngineSetupOk();
            break;
        case IPCEngineGuest::NotifyEngineSetupFailed:
            notifyEngineSetupFailed();
            break;
        case IPCEngineGuest::NotifyEngineRunFailed:
            notifyEngineRunFailed();
            break;
        case IPCEngineGuest::NotifyInferiorSetupOk:
            attemptBreakpointSynchronization();
            notifyInferiorSetupOk();
            break;
        case IPCEngineGuest::NotifyInferiorSetupFailed:
            notifyInferiorSetupFailed();
            break;
        case IPCEngineGuest::NotifyEngineRunAndInferiorRunOk:
            notifyEngineRunAndInferiorRunOk();
            break;
        case IPCEngineGuest::NotifyEngineRunAndInferiorStopOk:
            notifyEngineRunAndInferiorStopOk();
            break;
        case IPCEngineGuest::NotifyInferiorRunRequested:
            notifyInferiorRunRequested();
            break;
        case IPCEngineGuest::NotifyInferiorRunOk:
            notifyInferiorRunOk();
            break;
        case IPCEngineGuest::NotifyInferiorRunFailed:
            notifyInferiorRunFailed();
            break;
        case IPCEngineGuest::NotifyInferiorStopOk:
            notifyInferiorStopOk();
            break;
        case IPCEngineGuest::NotifyInferiorSpontaneousStop:
            notifyInferiorSpontaneousStop();
            break;
        case IPCEngineGuest::NotifyInferiorStopFailed:
            notifyInferiorStopFailed();
            break;
        case IPCEngineGuest::NotifyInferiorExited:
            notifyInferiorExited();
            break;
        case IPCEngineGuest::NotifyInferiorShutdownOk:
            notifyInferiorShutdownOk();
            break;
        case IPCEngineGuest::NotifyInferiorShutdownFailed:
            notifyInferiorShutdownFailed();
            break;
        case IPCEngineGuest::NotifyEngineSpontaneousShutdown:
            notifyEngineSpontaneousShutdown();
            break;
        case IPCEngineGuest::NotifyEngineShutdownOk:
            notifyEngineShutdownOk();
            break;
        case IPCEngineGuest::NotifyEngineShutdownFailed:
            notifyEngineShutdownFailed();
            break;
        case IPCEngineGuest::NotifyInferiorIll:
            notifyInferiorIll();
            break;
        case IPCEngineGuest::NotifyEngineIll:
            notifyEngineIll();
            break;
        case IPCEngineGuest::NotifyInferiorPid:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                quint64 pid;
                s >> pid;
                notifyInferiorPid(pid);
            }
            break;
        case IPCEngineGuest::ShowStatusMessage:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                QString msg;
                qint64 timeout;
                s >> msg;
                s >> timeout;
                showStatusMessage(msg, timeout);
            }
            break;
        case IPCEngineGuest::ShowMessage:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                QString msg;
                qint16 channel;
                qint64 timeout;
                s >> msg;
                s >> channel;
                s >> timeout;
                showMessage(msg, channel, timeout);
            }
            break;
        case IPCEngineGuest::CurrentFrameChanged:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                quint64 token;
                s >> token;

                resetLocation();
                StackHandler *sh = stackHandler();
                sh->setCurrentIndex(token);
                if (!sh->currentFrame().isUsable() || QFileInfo(sh->currentFrame().file).exists())
                    gotoLocation(Location(sh->currentFrame(), true));
                else if (!m_sourceAgents.contains(sh->currentFrame().file))
                    fetchFrameSource(token);
                foreach(SourceAgent *agent, m_sourceAgents.values())
                    agent->updateLocationMarker();
            }
            break;
        case IPCEngineGuest::CurrentThreadChanged:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                quint64 token;
                s >> token;
                threadsHandler()->setCurrentThreadId(token);
            }
            break;
        case IPCEngineGuest::ListFrames:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                StackFrames frames;
                s >> frames;
                stackHandler()->setFrames(frames);
            }
            break;
        case IPCEngineGuest::ListThreads:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                Threads threads;
                s >> threads;
                threadsHandler()->setThreads(threads);
            }
            break;
        case IPCEngineGuest::Disassembled:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                quint64 pc;
                DisassemblerLines lines;
                s >> pc;
                s >> lines;
                DisassemblerAgent *view = m_frameToDisassemblerAgent.take(pc);
                if (view)
                    view->setContents(lines);
            }
            break;
        case IPCEngineGuest::UpdateWatchData:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                bool fullCycle;
                qint64 count;
                QList<WatchData> wd;
                s >> fullCycle;
                s >> count;
                for (qint64 i = 0; i < count; ++i) {
                    WatchData d;
                    s >> d;
                    wd.append(d);
                }
                WatchHandler *wh = watchHandler();
                if (!wh)
                    break;
                wh->beginCycle(fullCycle);
                wh->insertBulkData(wd);
                wh->endCycle(fullCycle);
            }
            break;
        case IPCEngineGuest::NotifyAddBreakpointOk:
            {
                attemptBreakpointSynchronization();
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointInsertOk(id);
            }
            break;
        case IPCEngineGuest::NotifyAddBreakpointFailed:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointInsertFailed(id);
            }
            break;
        case IPCEngineGuest::NotifyRemoveBreakpointOk:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointRemoveOk(id);
            }
            break;
        case IPCEngineGuest::NotifyRemoveBreakpointFailed:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointRemoveFailed(id);
            }
            break;
        case IPCEngineGuest::NotifyChangeBreakpointOk:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointChangeOk(id);
            }
            break;
        case IPCEngineGuest::NotifyChangeBreakpointFailed:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                s >> id;
                breakHandler()->notifyBreakpointChangeFailed(id);
            }
            break;
        case IPCEngineGuest::NotifyBreakpointAdjusted:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                BreakpointId id;
                BreakpointParameters d;
                s >> id >> d;
                breakHandler()->notifyBreakpointAdjusted(id, d);
            }
            break;
        case IPCEngineGuest::FrameSourceFetched:
            {
                QDataStream s(payload);
                SET_NATIVE_BYTE_ORDER(s);
                qint64 token;
                QString path;
                QString source;
                s >> token >> path >> source;
                SourceAgent *agent = new SourceAgent(this);
                agent->setSourceProducerName(startParameters().connParams.host);
                agent->setContent(path, source);
                m_sourceAgents.insert(path, agent);
                agent->updateLocationMarker();
            }
            break;
    }
}
Esempio n. 4
0
void QmlCppEngine::slaveEngineStateChanged
    (DebuggerEngine *slaveEngine, const DebuggerState newState)
{
    DebuggerEngine *otherEngine = (slaveEngine == m_cppEngine)
         ? m_qmlEngine : m_cppEngine;

    QTC_CHECK(otherEngine != slaveEngine);

    if (debug) {
        EDEBUG("GOT SLAVE STATE: " << slaveEngine << newState);
        EDEBUG("  OTHER ENGINE: " << otherEngine << otherEngine->state());
        EDEBUG("  COMBINED ENGINE: " << this << state() << isDying());
    }

    // Idea is to follow the state of the cpp engine, except where we are stepping in QML.
    // That is, when the QmlEngine moves between InferiorStopOk, and InferiorRunOk, InferiorStopOk ...
    //
    // Accordingly, the 'active engine' is the cpp engine until the qml engine enters the
    // InferiorStopOk state. The cpp engine becomes the active one again as soon as it itself enters
    // the InferiorStopOk state.

    if (slaveEngine == m_cppEngine) {
        switch (newState) {
        case DebuggerNotReady: {
            // Can this ever happen?
            break;
        }
        case EngineSetupRequested: {
            // set by queueSetupEngine()
            QTC_ASSERT(state() == EngineSetupRequested, qDebug() << state());
            break;
        }
        case EngineSetupFailed: {
            qmlEngine()->quitDebugger();
            notifyEngineSetupFailed();
            break;
        }
        case EngineSetupOk: {
            notifyEngineSetupOk();
            break;
        }
        case InferiorSetupRequested: {
            // set by queueSetupInferior()
            QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
            break;
        }
        case InferiorSetupFailed: {
            qmlEngine()->quitDebugger();
            notifyInferiorSetupFailed();
            break;
        }
        case InferiorSetupOk: {
            notifyInferiorSetupOk();
            break;
        }
        case EngineRunRequested: {
            // set by queueRunEngine()
            break;
        }
        case EngineRunFailed: {
            qmlEngine()->quitDebugger();
            notifyEngineRunFailed();
            break;
        }
        case InferiorUnrunnable: {
            qmlEngine()->quitDebugger();
            notifyInferiorUnrunnable();
            break;
        }
        case InferiorRunRequested: {
            // might be set already by notifyInferiorRunRequested()
            QTC_ASSERT(state() == InferiorRunRequested
                       || state() == InferiorStopOk, qDebug() << state());
            if (state() != InferiorRunRequested)
                notifyInferiorRunRequested();
            break;
        }
        case InferiorRunOk: {
            QTC_ASSERT(state() == EngineRunRequested
                       || state() == InferiorRunRequested, qDebug() << state());
            if (state() == EngineRunRequested)
                notifyEngineRunAndInferiorRunOk();
            else if (state() == InferiorRunRequested)
                notifyInferiorRunOk();

            if (qmlEngine()->state() == InferiorStopOk) {
                // track qml engine again
                setState(InferiorStopRequested);
                notifyInferiorStopOk();
                setActiveEngine(m_qmlEngine);
            }
            break;
        }
        case InferiorRunFailed: {
            qmlEngine()->quitDebugger();
            notifyInferiorRunFailed();
            break;
        }
        case InferiorStopRequested: {
            if (m_activeEngine == cppEngine()) {
                // might be set by doInterruptInferior()
                QTC_ASSERT(state() == InferiorStopRequested
                           || state() == InferiorRunOk, qDebug() << state());
                if (state() == InferiorRunOk)
                    setState(InferiorStopRequested);
            } else {
                // we're debugging qml, but got an interrupt, or abort
                QTC_ASSERT(state() == InferiorRunOk
                          || state() == InferiorStopOk
                           || state() == InferiorRunRequested, qDebug() << state());

                if (state() == InferiorRunOk) {
                    setState(InferiorStopRequested);
                } else if (state() == InferiorStopOk) {
                    notifyInferiorRunRequested();
                    notifyInferiorRunOk();
                    setState(InferiorStopRequested);
                } else if (state() == InferiorRunRequested) {
                    notifyInferiorRunOk();
                    setState(InferiorStopRequested);
                }
                // now track cpp engine
                setActiveEngine(m_cppEngine);
            }
            break;
        }
        case InferiorStopOk: {
            if (isDying()) {
                EDEBUG("... CPP ENGINE STOPPED DURING SHUTDOWN ");
                QTC_ASSERT(state() == InferiorStopRequested
                           || state() == InferiorRunOk
                           || state() == InferiorStopOk, qDebug() << state());

                // Just to make sure, we're shutting down anyway ...
                setActiveEngine(m_cppEngine);

                if (state() == InferiorStopRequested)
                    setState(InferiorStopOk);
                // otherwise we're probably inside notifyInferiorStopOk already
            } else {
                if (m_activeEngine != cppEngine()) {
                    showStatusMessage(tr("C++ debugger activated"));
                    setActiveEngine(m_cppEngine);
                }

                QTC_ASSERT(state() == InferiorStopRequested
                           || state() == InferiorRunRequested
                           || state() == EngineRunRequested
                           || state() == InferiorRunOk
                           || state() == InferiorStopOk, qDebug() << state());
                switch (state()) {
                case InferiorStopRequested:
                    EDEBUG("... CPP ENGINE STOPPED EXPECTEDLY");
                    notifyInferiorStopOk();
                    break;
                case EngineRunRequested:
                    EDEBUG("... CPP ENGINE STOPPED ON STARTUP");
                    notifyEngineRunAndInferiorStopOk();
                    break;
                case InferiorRunOk:
                    EDEBUG("... CPP ENGINE STOPPED SPONTANEOUSLY");
                    notifyInferiorSpontaneousStop();
                    break;
                case InferiorRunRequested:
                    // can happen if qml engine was active
                    notifyInferiorRunFailed();
                default:
                    break;
                }
            }
            break;
        }
        case InferiorStopFailed: {
            QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state());
            notifyInferiorStopFailed();
            break;
        }
        case InferiorExitOk: {
            // InferiorExitOk will be called through notifyInferiorExited
            // when InferiorShutDownOk is reached
            qmlEngine()->quitDebugger();
            break;
        }
        case InferiorShutdownRequested: {
            // might be set by queueShutdownInferior() already
            QTC_ASSERT(state() == InferiorShutdownRequested
                       || state() == InferiorStopOk, qDebug() << state());
            if (state() == InferiorStopOk)
                setState(InferiorShutdownRequested);
            qmlEngine()->quitDebugger();
            break;
        }
        case InferiorShutdownFailed: {
            QTC_ASSERT(state() == InferiorShutdownRequested, qDebug() << state());
            notifyInferiorShutdownFailed();
            break;
        }
        case InferiorShutdownOk: {
            if (state() == InferiorShutdownRequested) {
                notifyInferiorShutdownOk();
            } else {
                // we got InferiorExitOk before, but ignored it ...
                notifyInferiorExited();
            }
            break;
        }
        case EngineShutdownRequested: {
            // set by queueShutdownEngine()
            QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
            break;
        }
        case EngineShutdownFailed: {
            QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
            notifyEngineShutdownFailed();
            break;
        }
        case EngineShutdownOk: {
            QTC_ASSERT(state() == EngineShutdownRequested, qDebug() << state());
            notifyEngineShutdownOk();
            break;
        }
        case DebuggerFinished: {
            // set by queueFinishDebugger()
            QTC_ASSERT(state() == DebuggerFinished, qDebug() << state());
            break;
        }
        }
    } else {
        // QML engine state change
        if (newState == InferiorStopOk) {
            if (isDying()) {
                EDEBUG("... QML ENGINE STOPPED DURING SHUTDOWN ");

                // Just to make sure, we're shutting down anyway ...
                setActiveEngine(m_cppEngine);

                if (state() == InferiorStopRequested)
                    notifyInferiorStopOk();
                // otherwise we're probably inside notifyInferiorStopOk already
            } else {
                if (m_activeEngine != qmlEngine()) {
                    showStatusMessage(tr("QML debugger activated"));
                    setActiveEngine(m_qmlEngine);
                }

                QTC_ASSERT(state() == InferiorRunOk
                           || state() == InferiorStopRequested
                           || state() == InferiorShutdownRequested, qDebug() << state());

                if (state() == InferiorRunOk)
                    notifyInferiorSpontaneousStop();
                else if (state() == InferiorStopRequested)
                    notifyInferiorStopOk();
            }

        } else if (newState == InferiorRunOk) {
            if (m_activeEngine == qmlEngine()) {
                QTC_ASSERT(state() == InferiorRunRequested, qDebug() << state());
                notifyInferiorRunOk();
            }
        }
    }
}