对锁的操作主要包括加锁 pthread_mutex_lock()、解锁pthread_mutex_unlock()和测试加锁pthread_mutex_trylock()三个。 int pthread_mutex_lock(pthread_mutex_t*mutex) int pthread_mutex_unlock(pthread_mutex_t *mutex) int pthread_mutex_trylock(pthread_mutex_t *mutex) pthread_mutex_trylock()语义与pthread...