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Hide content of pthread_rwlock_t in pthread_rwlock_internal_t.

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Bug: 19249079
Change-Id: Ifbe634c716b6793bef897ec5134b55eb44c6b8d5
This commit is contained in:
Yabin Cui
2015-03-13 14:22:05 -07:00
parent 81c31bdd43
commit 2fabea47ac
2 changed files with 135 additions and 150 deletions
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22
libc/include/pthread.h
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@@ -87,28 +87,14 @@ typedef long pthread_condattr_t;
typedef long pthread_rwlockattr_t;
typedef struct {
#if !defined(__LP64__)
pthread_mutex_t __unused_lock;
pthread_cond_t __unused_cond;
#endif
int32_t state; // 0=unlock, -1=writer lock, +n=reader lock
int32_t writer_thread_id;
uint32_t pending_readers;
uint32_t pending_writers;
int32_t attr;
#ifdef __LP64__
char __reserved[36];
#if defined(__LP64__)
char __private[56];
#else
char __reserved[12];
char __private[40];
#endif
} pthread_rwlock_t;
#ifdef __LP64__
#define PTHREAD_RWLOCK_INITIALIZER { 0, 0, 0, 0, 0, { 0 } }
#else
#define PTHREAD_RWLOCK_INITIALIZER { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0, 0, 0, 0, 0, { 0 } }
#endif
#define PTHREAD_RWLOCK_INITIALIZER { { 0 } }
typedef int pthread_key_t;