lowlevelrwlock.sym

来自「glibc 库, 不仅可以学习使用库函数,还可以学习函数的具体实现,是提高功力的」· SYM 代码 · 共 15 行

#include <stddef.h>
#include <stdio.h>
#include <bits/pthreadtypes.h>

--

MUTEX		offsetof (pthread_rwlock_t, __data.__lock)
NR_READERS	offsetof (pthread_rwlock_t, __data.__nr_readers)
READERS_WAKEUP	offsetof (pthread_rwlock_t, __data.__readers_wakeup)
WRITERS_WAKEUP	offsetof (pthread_rwlock_t, __data.__writer_wakeup)
READERS_QUEUED	offsetof (pthread_rwlock_t, __data.__nr_readers_queued)
WRITERS_QUEUED	offsetof (pthread_rwlock_t, __data.__nr_writers_queued)
FLAGS		offsetof (pthread_rwlock_t, __data.__flags)
WRITER		offsetof (pthread_rwlock_t, __data.__writer)