152     CHECK(0 == pthread_mutex_init(&mu_, NULL));  in Mutex()
158     CHECK(0 == pthread_mutex_destroy(&mu_));  in ~Mutex()
160   void Lock()          { CHECK(0 == pthread_mutex_lock(&mu_));}  in Lock()
161   bool TryLock()       { return (0 == pthread_mutex_trylock(&mu_));}  in TryLock()
167     CHECK(0 == pthread_mutex_unlock(&mu_));  in Unlock()
189       pthread_cond_wait(&cv_, &mu_);  in WaitLoop()
204       retcode = pthread_cond_timedwait(&cv_, &mu_, &timeout);  in WaitLoopWithTimeout()
212   pthread_mutex_t mu_;  // Must be the first member.  variable
222   void Wait(Mutex *mu) { CHECK(0 == pthread_cond_wait(&cv_, &mu->mu_)); }  in Wait()
228     return 0 != pthread_cond_timedwait(&cv_, &mu->mu_, &timeout);  in WaitWithTimeout()
242   RWLock() { CHECK(0 == pthread_rwlock_init(&mu_, NULL)); }  in RWLock()
243   ~RWLock() { CHECK(0 == pthread_rwlock_destroy(&mu_)); }  in ~RWLock()
244   void Lock() { CHECK(0 == pthread_rwlock_wrlock(&mu_)); }  in Lock()
245   void ReaderLock() { CHECK(0 == pthread_rwlock_rdlock(&mu_)); }  in ReaderLock()
246   void Unlock() { CHECK(0 == pthread_rwlock_unlock(&mu_)); }  in Unlock()
247   void ReaderUnlock() { CHECK(0 == pthread_rwlock_unlock(&mu_)); }  in ReaderUnlock()
249     int res = pthread_rwlock_trywrlock(&mu_);  in TryLock()
256     int res = pthread_rwlock_tryrdlock(&mu_);  in ReaderTryLock()
263   pthread_rwlock_t mu_;
268   ReaderLockScoped(RWLock *mu) : mu_(mu) {  in ReaderLockScoped()
269     mu_->ReaderLock();  in ReaderLockScoped()
272     mu_->ReaderUnlock();  in ~ReaderLockScoped()
275   RWLock *mu_;
280   WriterLockScoped(RWLock *mu) : mu_(mu) {  in WriterLockScoped()
281     mu_->Lock();  in WriterLockScoped()
284     mu_->Unlock();  in ~WriterLockScoped()
287   RWLock *mu_;
294     CHECK(0 == pthread_spin_init(&mu_, 0));  in SpinLock()
297     CHECK(0 == pthread_spin_destroy(&mu_));  in ~SpinLock()
300     CHECK(0 == pthread_spin_lock(&mu_));  in Lock()
303     CHECK(0 == pthread_spin_unlock(&mu_));  in Unlock()
306   pthread_spinlock_t mu_;
314   SpinLock() : mu_(OS_SPINLOCK_INIT) {  in SpinLock()
315     ANNOTATE_RWLOCK_CREATE((void*)&mu_);  in SpinLock()
318     ANNOTATE_RWLOCK_DESTROY((void*)&mu_);  in ~SpinLock()
321     OSSpinLockLock(&mu_);  in Lock()
322     ANNOTATE_RWLOCK_ACQUIRED((void*)&mu_, 1);  in Lock()
325     ANNOTATE_RWLOCK_RELEASED((void*)&mu_, 1);  in Unlock()
326     OSSpinLockUnlock(&mu_);  in Unlock()
329   OSSpinLock mu_;