Function pthread_join

src/threadwrappers.cpp:215–237

 */
static struct timespec ts_100ms = { 0, 100 * 1000 * 1000 };
extern "C" int
pthread_join(pthread_t thread, void **retval)
{
  int ret;
  struct timespec ts;

  if (!ProcessInfo::instance().beginPthreadJoin(thread)) {
    return EINVAL;
  }

  while (1) {
    WrapperLock wrapperLock;
    JASSERT(clock_gettime(CLOCK_REALTIME, &ts) != -1);
    TIMESPEC_ADD(&ts, &ts_100ms, &ts);
    ret = _real_pthread_timedjoin_np(thread, retval, &ts);
    if (ret != ETIMEDOUT) {
      break;
    }
  }

  ProcessInfo::instance().endPthreadJoin(thread);
  return ret;
}

extern "C" int
pthread_tryjoin_np(pthread_t thread, void **retval)