Beispiel #1
0
static int
_rthread_init(void)
{
	pthread_t thread = &_initial_thread;
	extern int __isthreaded;

	thread->tid = getthrid();
	thread->donesem.lock = _SPINLOCK_UNLOCKED;
	thread->flags |= THREAD_CANCEL_ENABLE|THREAD_CANCEL_DEFERRED;
	thread->flags_lock = _SPINLOCK_UNLOCKED;
	strlcpy(thread->name, "Main process", sizeof(thread->name));
	LIST_INSERT_HEAD(&_thread_list, thread, threads);
	if (_rthread_open_kqueue())
		return (errno);
	_rthread_debug_init();
	_rthread_debug(1, "rthread init\n");
	_threads_ready = 1;
	__isthreaded = 1;

#if defined(__ELF__) && defined(PIC)
	/*
	 * To avoid recursion problems in ld.so, we need to trigger the
	 * functions once to fully bind them before registering them
	 * for use.
	 */
	_rthread_dl_lock(0);
	_rthread_dl_lock(1);
	_rthread_bind_lock(0);
	_rthread_bind_lock(1);
	dlctl(NULL, DL_SETTHREADLCK, _rthread_dl_lock);
	dlctl(NULL, DL_SETBINDLCK, _rthread_bind_lock);
#endif

	return (0);
}
Beispiel #2
0
void
_pthreadinit(void)
{
	__isthreaded = 1;
	dlctl(nil, DL_SETTHREADLCK, _thread_dl_lock);
	signal(SIGUSR2, sigusr2handler);
}