Linux 线程同步

1. 互斥量, 

静态初始化：PTHREAD_MUTEX_INITIALIZER

int pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)

ini pthread_mutex_destory(phread_mutex_t * mutex)

int pthread_mutex_lock(pthread_mutex_t *mutex)

int pthread_mutex_trylock(pthread_mutex_t *mutex)

int pthread_mutex_unlock(pthread_mutex_t *mutex)

2. 读写锁

int pthread_rwlock_init(pthread_rwlock_t * rwlock, const pthread_rwlockattr_t * attr);

int pthread_rwlock_destroy(pthread_rwlock_t * rwlock)

int pthread_rwlock_rdlock(pthread_rwlock_t * rwlock)

int pthread_rwlock_wrlock(pthread_rwlock_t * rwlock)

int pthread_rwlock_unlock(pthread_rwlock_t * rwlock)

int pthread_rwlock_tryrdlock(pthread_rwlock_t *rwlock)

int pthread_rwlock_trywrlock(pthread_rwlock_t *rwlock)

3. 条件变量

静态初始化：PTHREAD_COND_INITIALIZER

int pthread_cond_init(pthread_cond_t *cond, pthread_condattr_t * attr)

int pthread_cond_destroy(pthread_cond_t * cond)

int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t * mutex)

int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex, const struct timespec * timeout)

int pthread_cond_signal(pthread_cond_t *cond)

int pthread_cond_broadcast(pthread_cond_t * cond)