1#ifndef _LIBLOCKDEP_TEST_COMMON_H 2#define _LIBLOCKDEP_TEST_COMMON_H 3 4#define LOCK_UNLOCK_2(a, b) \ 5 do { \ 6 pthread_mutex_lock(&(a)); \ 7 pthread_mutex_lock(&(b)); \ 8 pthread_mutex_unlock(&(b)); \ 9 pthread_mutex_unlock(&(a)); \ 10 } while(0) 11 12#endif 13