void
OSCancelThread(OSThread *thread)
{
bool reschedule = false;
OSLockScheduler();
if (thread->requestFlag == OSThreadRequest::Suspend) {
OSWakeupThreadWaitForSuspensionNoLock(&thread->suspendQueue, -1);
reschedule = true;
}
if (thread->suspendCounter != 0) {
if (thread->cancelState == 0) {
OSResumeThreadNoLock(thread, thread->suspendCounter);
reschedule = true;
}
}
if (reschedule) {
OSRescheduleNoLock();
}
thread->suspendCounter = 0;
thread->needSuspend = 0;
thread->requestFlag = OSThreadRequest::Cancel;
OSUnlockScheduler();
if (OSGetCurrentThread() == thread) {
OSExitThread(-1);
}
}
void
OSExitThread(int value)
{
auto thread = OSGetCurrentThread();
OSLockScheduler();
thread->exitValue = value;
if (thread->attr & OSThreadAttributes::Detached) {
thread->state = OSThreadState::None;
} else {
thread->state = OSThreadState::Moribund;
}
OSWakeupThreadNoLock(&thread->joinQueue);
OSWakeupThreadWaitForSuspensionNoLock(&thread->suspendQueue, -1);
OSUnlockScheduler();
gProcessor.exit();
}
