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debugger: overhaul "state machine"

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This mainly allows for more precise shutdown and tightens the set
of allowed transitions.
This commit is contained in:
hjk
2010-07-09 17:07:59 +02:00
parent 6089bc1b9e
commit e760700f0f
41 changed files with 1414 additions and 834 deletions
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30
src/plugins/debugger/gdb/attachgdbadapter.cpp
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@@ -56,7 +56,7 @@ AttachGdbAdapter::AttachGdbAdapter(GdbEngine *engine, QObject *parent)
void AttachGdbAdapter::startAdapter()
{
QTC_ASSERT(state() == EngineSettingUp, qDebug() << state());
QTC_ASSERT(state() == EngineSetupRequested, qDebug() << state());
showMessage(_("TRYING TO START ADAPTER"));
if (!m_engine->startGdb())
@@ -67,34 +67,52 @@ void AttachGdbAdapter::startAdapter()
void AttachGdbAdapter::setupInferior()
{
QTC_ASSERT(state() == InferiorSettingUp, qDebug() << state());
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
const qint64 pid = startParameters().attachPID;
m_engine->postCommand("attach " + QByteArray::number(pid), CB(handleAttach));
// Task 254674 does not want to remove them
//qq->breakHandler()->removeAllBreakpoints();
}
void AttachGdbAdapter::runEngine()
{
QTC_ASSERT(state() == EngineRunRequested, qDebug() << state());
m_engine->notifyInferiorStopOk();
}
void AttachGdbAdapter::handleAttach(const GdbResponse &response)
{
QTC_ASSERT(state() == InferiorSettingUp, qDebug() << state());
QTC_ASSERT(state() == InferiorSetupRequested, qDebug() << state());
if (response.resultClass == GdbResultDone) {
setState(InferiorStopped);
showMessage(_("INFERIOR ATTACHED"));
showMessage(msgAttachedToStoppedInferior(), StatusBar);
m_engine->handleInferiorPrepared();
m_engine->updateAll();
} else {
QString msg = QString::fromLocal8Bit(response.data.findChild("msg").data());
m_engine->handleInferiorSetupFailed(msg);
m_engine->notifyInferiorSetupFailed(msg);
}
}
void AttachGdbAdapter::interruptInferior()
{
QTC_ASSERT(state() == InferiorStopRequested, qDebug() << state(); return);
const qint64 pid = startParameters().attachPID;
QTC_ASSERT(pid > 0, return);
if (!interruptProcess(pid))
if (!interruptProcess(pid)) {
showMessage(_("CANNOT INTERRUPT %1").arg(pid));
m_engine->notifyInferiorStopFailed();
}
}
void AttachGdbAdapter::shutdownInferior()
{
m_engine->defaultInferiorShutdown("detach");
}
void AttachGdbAdapter::shutdownAdapter()
{
m_engine->notifyAdapterShutdownOk();
}
} // namespace Internal