131 class ABSL_LOCKABLE Mutex {
139   Mutex();
152   explicit constexpr Mutex(absl::ConstInitType);
154   ~Mutex();
460   static void IncrementSynchSem(Mutex *mu, base_internal::PerThreadSynch *w);
461   static bool DecrementSynchSem(Mutex *mu, base_internal::PerThreadSynch *w,
490   Mutex(const volatile Mutex * /*ignored*/) {}  // NOLINT(runtime/explicit)  in Mutex()  function
492   Mutex(const Mutex&) = delete;
493   Mutex& operator=(const Mutex&) = delete;
525   explicit MutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu) : mu_(mu) {  in MutexLock()
532   explicit MutexLock(Mutex *mu, const Condition &cond)  in MutexLock()
546   Mutex *const mu_;
555   explicit ReaderMutexLock(Mutex *mu) ABSL_SHARED_LOCK_FUNCTION(mu) : mu_(mu) {  in ReaderMutexLock()
559   explicit ReaderMutexLock(Mutex *mu, const Condition &cond)  in ReaderMutexLock()
573   Mutex *const mu_;
582   explicit WriterMutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in WriterMutexLock()
587   explicit WriterMutexLock(Mutex *mu, const Condition &cond)  in WriterMutexLock()
601   Mutex *const mu_;
805   void Wait(Mutex *mu);
820   bool WaitWithTimeout(Mutex *mu, absl::Duration timeout);
837   bool WaitWithDeadline(Mutex *mu, absl::Time deadline);
857   bool WaitCommon(Mutex *mutex, synchronization_internal::KernelTimeout t);
876   explicit MutexLockMaybe(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in MutexLockMaybe()
883   explicit MutexLockMaybe(Mutex *mu, const Condition &cond)  in MutexLockMaybe()
896   Mutex *const mu_;
909   explicit ReleasableMutexLock(Mutex *mu) ABSL_EXCLUSIVE_LOCK_FUNCTION(mu)  in ReleasableMutexLock()
914   explicit ReleasableMutexLock(Mutex *mu, const Condition &cond)  in ReleasableMutexLock()
927   Mutex *mu_;
934 inline Mutex::Mutex() : mu_(0) {  in Mutex()  function
938 inline constexpr Mutex::Mutex(absl::ConstInitType) : mu_(0) {}  in Mutex()  function