diff options
Diffstat (limited to 'implement.h')
| -rw-r--r-- | implement.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/implement.h b/implement.h index 11d5b1b..b48b2f2 100644 --- a/implement.h +++ b/implement.h @@ -161,6 +161,22 @@ struct pthread_condattr_t_ { int pshared; }; +#define RW_MAGIC 0x19283746 + +struct pthread_rwlock_t_ { + pthread_mutex_t rw_mutex; /* basic lock on this struct */ + pthread_cond_t rw_condreaders; /* for reader threads waiting */ + pthread_cond_t rw_condwriters; /* for writer threads waiting */ + int rw_magic; /* for error checking */ + int rw_nwaitreaders; /* the number waiting */ + int rw_nwaitwriters; /* the number waiting */ + int rw_refcount; /* -1 if writer has the lock, + else # readers holding the lock */ +}; + +struct pthread_rwlockattr_t_ { + int pshared; +}; struct ThreadKeyAssoc { /* @@ -297,6 +313,7 @@ extern pthread_key_t _pthread_selfThreadKey; extern pthread_key_t _pthread_cleanupKey; extern CRITICAL_SECTION _pthread_mutex_test_init_lock; extern CRITICAL_SECTION _pthread_cond_test_init_lock; +extern CRITICAL_SECTION _pthread_rwlock_test_init_lock; #ifdef __cplusplus |