bool Update(thread_id threadID)
{
if (fTeam == NULL) {
for (int32 i = 0; Thread* thread = fThreads.ItemAt(i); i++)
thread->ReleaseReference();
fThreads.MakeEmpty();
return true;
}
AutoLocker<Team> locker(fTeam);
ThreadList::ConstIterator it = fTeam->Threads().GetIterator();
Thread* newThread = it.Next();
int32 index = 0;
// remove no longer existing threads
while (Thread* oldThread = fThreads.ItemAt(index)) {
if (oldThread == newThread) {
if (threadID >= 0 && oldThread->ID() == threadID)
NotifyRowsChanged(index, 1);
index++;
newThread = it.Next();
} else {
// TODO: Not particularly efficient!
fThreads.RemoveItemAt(index);
oldThread->ReleaseReference();
NotifyRowsRemoved(index, 1);
}
}
// add new threads
int32 countBefore = fThreads.CountItems();
while (newThread != NULL) {
if (!fThreads.AddItem(newThread))
return false;
newThread->AcquireReference();
newThread = it.Next();
}
int32 count = fThreads.CountItems();
if (count > countBefore)
NotifyRowsAdded(countBefore, count - countBefore);
return true;
}
Thread*
Team::ThreadByID(thread_id threadID) const
{
for (ThreadList::ConstIterator it = fThreads.GetIterator();
Thread* thread = it.Next();) {
if (thread->ID() == threadID)
return thread;
}
return NULL;
}
status_t
DebugReportGenerator::_DumpRunningThreads(BFile& _output)
{
AutoLocker< ::Team> locker(fTeam);
BString data("\nActive Threads:\n");
WRITE_AND_CHECK(_output, data);
BObjectList< ::Thread> threads;
::Thread* thread;
for (ThreadList::ConstIterator it = fTeam->Threads().GetIterator();
(thread = it.Next());) {
threads.AddItem(thread);
}
threads.SortItems(&_CompareThreads);
for (int32 i = 0; (thread = threads.ItemAt(i)) != NULL; i++) {
try {
data.SetToFormat("\tthread %" B_PRId32 ": %s %s\n", thread->ID(),
thread->Name(), thread->IsMainThread()
? "(main)" : "");
WRITE_AND_CHECK(_output, data);
if (thread->State() == THREAD_STATE_STOPPED) {
data.SetToFormat("\t\tstate: %s",
UiUtils::ThreadStateToString(thread->State(),
thread->StoppedReason()));
const BString& stoppedInfo = thread->StoppedReasonInfo();
if (stoppedInfo.Length() != 0)
data << " (" << stoppedInfo << ")";
data << "\n\n";
WRITE_AND_CHECK(_output, data);
// we need to release our lock on the team here
// since we might need to block and wait
// on the stack trace.
BReference< ::Thread> threadRef(thread);
locker.Unlock();
status_t error = _DumpDebuggedThreadInfo(_output, thread);
if (error != B_OK)
return error;
locker.Lock();
}
} catch (...) {
return B_NO_MEMORY;
}
}
return B_OK;
}
status_t
DebugReportGenerator::_DumpRunningThreads(BString& _output)
{
AutoLocker< ::Team> locker(fTeam);
_output << "\nActive Threads:\n";
BString data;
status_t result = B_OK;
for (ThreadList::ConstIterator it = fTeam->Threads().GetIterator();
::Thread* thread = it.Next();) {
try {
data.SetToFormat("\t%s %s, id: %" B_PRId32", state: %s",
thread->Name(), thread->IsMainThread()
? "(main)" : "", thread->ID(),
UiUtils::ThreadStateToString(thread->State(),
thread->StoppedReason()));
if (thread->State() == THREAD_STATE_STOPPED) {
const BString& stoppedInfo = thread->StoppedReasonInfo();
if (stoppedInfo.Length() != 0)
data << " (" << stoppedInfo << ")";
}
_output << data << "\n";
if (thread->State() == THREAD_STATE_STOPPED) {
// we need to release our lock on the team here
// since we might need to block and wait
// on the stack trace.
BReference< ::Thread> threadRef(thread);
locker.Unlock();
result = _DumpDebuggedThreadInfo(_output, thread);
locker.Lock();
}
if (result != B_OK)
return result;
} catch (...) {
return B_NO_MEMORY;
}
}
return B_OK;
}
void
CliContext::WaitForThreadOrUser()
{
ProcessPendingEvents();
// TODO: Deal with SIGINT as well!
for (;;) {
_PrepareToWaitForEvents(
EVENT_USER_INTERRUPT | EVENT_THREAD_STOPPED);
// check whether there are any threads stopped already
Thread* stoppedThread = NULL;
BReference<Thread> stoppedThreadReference;
AutoLocker<Team> teamLocker(fTeam);
for (ThreadList::ConstIterator it = fTeam->Threads().GetIterator();
Thread* thread = it.Next();) {
if (thread->State() == THREAD_STATE_STOPPED) {
stoppedThread = thread;
stoppedThreadReference.SetTo(thread);
break;
}
}
teamLocker.Unlock();
if (stoppedThread != NULL) {
if (fCurrentThread == NULL)
SetCurrentThread(stoppedThread);
_SignalInputLoop(EVENT_THREAD_STOPPED);
}
uint32 events = _WaitForEvents();
if ((events & EVENT_QUIT) != 0 || stoppedThread != NULL) {
ProcessPendingEvents();
return;
}
}
}