Function try_lock

src/tinythread/tinythread.h:206–219

Try to lock the mutex. The method will try to lock the mutex. If it fails, the function will return immediately (non-blocking). @return @c true if the lock was acquired, or @c false if the lock could not be acquired.

    /// @return @c true if the lock was acquired, or @c false if the lock could
    /// not be acquired.
    inline bool try_lock()
    {
#if defined(_TTHREAD_WIN32_)
      bool ret = (TryEnterCriticalSection(&mHandle) ? true : false);
      if(ret && mAlreadyLocked)
      {
        LeaveCriticalSection(&mHandle);
        ret = false;
      }
      return ret;
#else
      return (pthread_mutex_trylock(&mHandle) == 0) ? true : false;
#endif
    }

    /// Unlock the mutex.
    /// If any threads are waiting for the lock on this mutex, one of them will