Function OSJoinThread

src/Cafe/OS/libs/coreinit/coreinit_Thread.cpp:686–721

	}

	bool OSJoinThread(OSThread_t* thread, uint32be* exitValue)
	{
		__OSLockScheduler();

		if ((thread->attr & OSThread_t::ATTR_DETACHED) == 0 && thread->state != OSThread_t::THREAD_STATE::STATE_MORIBUND)
		{
			cemu_assert_debug(thread->joinQueue.isEmpty());
			// thread still running, wait in join queue
			thread->joinQueue.queueAndWait(OSGetCurrentThread());
		}
		else if (thread->state != OSThread_t::THREAD_STATE::STATE_MORIBUND)
		{
			// cannot join detached and active threads
			cemuLog_logDebug(LogType::Force, "Cannot join detached active thread");
			__OSUnlockScheduler();
			return false;
		}

		// thread already ended and is still attached, get return value
		cemu_assert_debug(thread->state == OSThread_t::THREAD_STATE::STATE_MORIBUND);
		cemu_assert_debug((thread->attr & OSThread_t::ATTR_DETACHED) == 0);
		if (exitValue)
			*exitValue = thread->exitValue;
		// end thread
		thread->state = OSThread_t::THREAD_STATE::STATE_NONE;
		__OSDeactivateThread(thread);
		coreinit::__OSRemoveThreadFromRunQueues(thread);
		thread->id = 0x8000;

		if (!thread->deallocatorFunc.IsNull())
			__OSQueueThreadDeallocation(thread);

		__OSUnlockScheduler();

		return true;
	}

	// adds the thread to each core's run queue if in runable state
	void __OSAddReadyThreadToRunQueue(OSThread_t* thread)