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* cygwin.din: Add pthread_rwlock_destroy, pthread_rwlock_init,

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pthread_rwlock_rdlock, pthread_rwlock_tryrdlock,
pthread_rwlock_wrlock, pthread_rwlock_trywrlock,
pthread_rwlock_unlock, pthread_rwlockattr_init,
pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared,
and pthread_rwlockattr_destroy.
* include/cygwin/version.h: Bump API minor number.
* include/pthread.h (PTHREAD_RWLOCK_INITIALIZER): Define a
reasonable value.
Add prototypes for pthread_rwlock_destroy, pthread_rwlock_init,
pthread_rwlock_rdlock, pthread_rwlock_tryrdlock,
pthread_rwlock_wrlock, pthread_rwlock_trywrlock,
pthread_rwlock_unlock, pthread_rwlockattr_init,
pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared,
and pthread_rwlockattr_destroy.
* thread.h (PTHREAD_ONCE_MAGIC): Remove superflous semicolon.
(PTHREAD_RWLOCK_MAGIC): New define.
(PTHREAD_RWLOCKATTR_MAGIC): Ditto.
(pthread_rwlockattr): New class.
(pthread_rwlock): Ditto.
(MTinterface::rwlocks): New member.
(MTinterface::MTinterface): Initialize rwlocks.
Add prototypes for __pthread_rwlock_destroy,
__pthread_rwlock_wrlock, __pthread_rwlock_trywrlock,
__pthread_rwlock_unlock, __pthread_rwlockattr_init,
__pthread_rwlockattr_getpshared, __pthread_rwlockattr_setpshared,
and __pthread_rwlockattr_destroy.
* thread.cc (MTinterface::Init): Initialize rwlock internal mutex.
(MTinterface::fixup_after_fork): Fixup rwlocks after fork.
(pthread_rwlockattr::isGoodObject): Implement.
(pthread_rwlockattr::pthread_rwlockattr): Ditto.
(pthread_rwlockattr::~pthread_rwlockattr): Ditto.
(pthread_rwlock::initMutex): Ditto.
(pthread_rwlock::pthread_rwlock): Ditto.
(pthread_rwlock::~pthread_rwlock): Ditto.
(pthread_rwlock::RdLock): Ditto.
(pthread_rwlock::TryRdLock): Ditto.
(pthread_rwlock::WrLock): Ditto.
(pthread_rwlock::TryWrLock): Ditto.
(pthread_rwlock::UnLock): Ditto.
(pthread_rwlock::addReader): Ditto.
(pthread_rwlock::removeReader): Ditto.
(pthread_rwlock::lookupReader): Ditto.
(pthread_rwlock::RdLockCleanup): Ditto.
(pthread_rwlock::WrLockCleanup): Ditto.
(pthread_rwlock::fixup_after_fork): Ditto.
(pthread_rwlock::isGoodObject): Ditto.
(pthread_rwlock::isGoodInitializer): Ditto.
(pthread_rwlock::isGoodInitializerOrObject): Ditto.
(pthread_rwlock::isGoodInitializerOrBadObject): Ditto.
(__pthread_rwlock_destroy): Ditto.
(pthread_rwlock::init): Ditto.
(__pthread_rwlock_rdlock): Ditto.
(__pthread_rwlock_tryrdlock): Ditto.
(__pthread_rwlock_wrlock): Ditto.
(__pthread_rwlock_trywrlock): Ditto.
This commit is contained in:
Thomas Pfaff
2003-03-18 20:01:07 +00:00
parent 5df1410028
commit 00d296a3f9
7 changed files with 761 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
winsup/cygwin/include/pthread.h
View File

@ -62,7 +62,7 @@ extern "C"
#define PTHREAD_PRIO_PROTECT
#define PTHREAD_PROCESS_SHARED 1
#define PTHREAD_PROCESS_PRIVATE 0
#define PTHREAD_RWLOCK_INITIALIZER
#define PTHREAD_RWLOCK_INITIALIZER (pthread_rwlock_t)22
/* process is the default */
#define PTHREAD_SCOPE_PROCESS 0
#define PTHREAD_SCOPE_SYSTEM 1
@ -161,6 +161,20 @@ int pthread_mutexattr_setprotocol (pthread_mutexattr_t *, int);
int pthread_mutexattr_setpshared (pthread_mutexattr_t *, int);
int pthread_mutexattr_settype (pthread_mutexattr_t *, int);
/* RW Locks */
int pthread_rwlock_destroy (pthread_rwlock_t *rwlock);
int pthread_rwlock_init (pthread_rwlock_t *rwlock, const pthread_rwlockattr_t *attr);
int pthread_rwlock_rdlock (pthread_rwlock_t *rwlock);
int pthread_rwlock_tryrdlock (pthread_rwlock_t *rwlock);
int pthread_rwlock_wrlock (pthread_rwlock_t *rwlock);
int pthread_rwlock_trywrlock (pthread_rwlock_t *rwlock);
int pthread_rwlock_unlock (pthread_rwlock_t *rwlock);
int pthread_rwlockattr_init (pthread_rwlockattr_t *rwlockattr);
int pthread_rwlockattr_getpshared (const pthread_rwlockattr_t *attr,
int *pshared);
int pthread_rwlockattr_setpshared (pthread_rwlockattr_t *attr, int pshared);
int pthread_rwlockattr_destroy (pthread_rwlockattr_t *rwlockattr);
int pthread_once (pthread_once_t *, void (*)(void));
/* Concurrency levels - X/Open interface */