DLL_EXPORT int ptt_pthread_join(fthread_t tid, void **value, char *loc)
{
int result;
PTTRACE ("join before", (void *)(uintptr_t)tid, value ? *value : NULL, loc, PTT_MAGIC);
result = fthread_join(tid,value);
PTTRACE ("join after", (void *)(uintptr_t)tid, value ? *value : NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_detach(fthread_t tid, char *loc)
{
int result;
PTTRACE ("dtch before", (void *)(uintptr_t)tid, NULL, loc, PTT_MAGIC);
result = fthread_detach(tid);
PTTRACE ("dtch after", (void *)(uintptr_t)tid, NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_rwlock_trywrlock(RWLOCK *rwlock, char *loc)
{
int result;
PTTRACE ("trywr before", rwlock, NULL, loc, PTT_MAGIC);
result = pthread_rwlock_trywrlock(rwlock);
PTTRACE ("trywr after", rwlock, NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_cond_wait(COND *cond, LOCK *mutex, char *loc)
{
int result;
PTTRACE ("wait before", mutex, cond, loc, PTT_MAGIC);
result = fthread_cond_wait(cond, mutex);
PTTRACE ("wait after", mutex, cond, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_mutex_trylock(LOCK *mutex, char *loc)
{
int result;
PTTRACE ("try before", mutex, NULL, loc, PTT_MAGIC);
result = fthread_mutex_trylock(mutex);
PTTRACE ("try after", mutex, NULL, loc, result);
return result;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_detach_thread( TID tid, const char* location )
{
int rc;
PTTRACE( "dtch before", (void*) tid, NULL, location, PTT_MAGIC );
rc = hthread_detach( tid );
PTTRACE( "dtch after", (void*) tid, NULL, location, rc );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_join_thread( TID tid, void** prc, const char* location )
{
int rc;
PTTRACE( "join before", (void*) tid, prc ? *prc : NULL, location, PTT_MAGIC );
rc = hthread_join( tid, prc );
PTTRACE( "join after", (void*) tid, prc ? *prc : NULL, location, rc );
return rc;
}
DLL_EXPORT int ptt_pthread_cond_timedwait(COND *cond, LOCK *mutex,
struct timespec *time, char *loc)
{
int result;
PTTRACE ("tw before", mutex, cond, loc, PTT_MAGIC);
result = fthread_cond_timedwait(cond, mutex, time);
PTTRACE ("tw after", mutex, cond, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_mutex_lock(LOCK *mutex, char *loc)
{
int result;
PTTRACE ("lock before", mutex, NULL, loc, PTT_MAGIC);
result = fthread_mutex_lock(mutex);
if (result == EDEADLK)
logmsg("\n ++++++++++++++++ DEADLOCK! %s ++++++++++++++++\n\n",loc);
PTTRACE ("lock after", mutex, NULL, loc, result);
return result;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_try_obtain_rdlock( RWLOCK* plk, const char* location )
{
int rc;
ILOCK* ilk;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "tryrd before", plk, NULL, location, PTT_MAGIC );
rc = hthread_rwlock_tryrdlock( &ilk->rwlock );
PTTRACE( "tryrd after", plk, NULL, location, rc );
if (rc && EBUSY != rc)
loglock( ilk, rc, "try_obtain_rdlock", location );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_wait_condition( COND* plc, LOCK* plk, const char* location )
{
int rc;
ILOCK* ilk;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "wait before", plk, plc, location, PTT_MAGIC );
rc = hthread_cond_wait( plc, &ilk->lock );
PTTRACE( "wait after", plk, plc, location, rc );
if (rc)
loglock( ilk, rc, "wait_condition", location );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_timed_wait_condition( COND* plc, LOCK* plk,
const struct timespec* tm,
const char* location )
{
int rc;
ILOCK* ilk;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "tw before", plk, plc, location, PTT_MAGIC );
rc = hthread_cond_timedwait( plc, &ilk->lock, tm );
PTTRACE( "tw after", plk, plc, location, rc );
if (rc && ETIMEDOUT != rc)
loglock( ilk, rc, "timed_wait_condition", location );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_obtain_wrlock( RWLOCK* plk, const char* location )
{
int rc;
U64 waitdur;
ILOCK* ilk;
TIMEVAL tv;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "wrlock before", plk, NULL, location, PTT_MAGIC );
rc = hthread_rwlock_trywrlock( &ilk->rwlock );
if (EBUSY == rc)
{
waitdur = host_tod();
rc = hthread_rwlock_wrlock( &ilk->rwlock );
gettimeofday( &tv, NULL );
waitdur = host_tod() - waitdur;
}
else
{
gettimeofday( &tv, NULL );
waitdur = 0;
}
PTTRACE2( "wrlock after", plk, (void*) waitdur, location, rc, &tv );
if (rc)
loglock( ilk, rc, "obtain_wrlock", location );
if (!rc || EOWNERDEAD == rc)
{
hthread_mutex_lock( &ilk->locklock );
ilk->location = location;
ilk->tid = hthread_self();
memcpy( &ilk->time, &tv, sizeof( TIMEVAL ));
hthread_mutex_unlock( &ilk->locklock );
}
return rc;
}
DLL_EXPORT int ptt_pthread_cond_signal(COND *cond, char *loc)
{
int result;
result = fthread_cond_signal(cond);
PTTRACE ("signal", NULL, cond, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_mutex_unlock(LOCK *mutex, char *loc)
{
int result;
result = fthread_mutex_unlock(mutex);
PTTRACE ("unlock", mutex, NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_rwlock_unlock(RWLOCK *rwlock, char *loc)
{
int result;
result = pthread_rwlock_unlock(rwlock);
PTTRACE ("rwunlock", rwlock, NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_cond_broadcast(COND *cond, char *loc)
{
int result;
result = fthread_cond_broadcast(cond);
PTTRACE ("broadcast", NULL, cond, loc, result);
return result;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_broadcast_condition( COND* plc, const char* location )
{
int rc;
rc = hthread_cond_broadcast( plc );
PTTRACE( "broadcast", NULL, plc, location, rc );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_signal_thread( TID tid, int sig, const char* location )
{
int rc;
PTTRACE( "kill", (void*) tid, (void*)(long)sig, location, PTT_MAGIC );
rc = hthread_kill( tid, sig );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_signal_condition( COND* plc, const char* location )
{
int rc;
rc = hthread_cond_signal( plc );
PTTRACE( "signal", NULL, plc, location, rc );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_initialize_condition( COND* plc, const char* location )
{
int rc;
PTTRACE( "cond init", NULL, plc, location, PTT_MAGIC );
rc = hthread_cond_init( plc );
return rc;
}
DLL_EXPORT int ptt_pthread_create(fthread_t *tid, ATTR *attr,
PFT_THREAD_FUNC start, void *arg, char *nm, char *loc)
{
int result;
result = fthread_create(tid, attr, start, arg, nm);
PTTRACE ("create", (void *)(uintptr_t)(*tid), NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_create(pthread_t *tid, ATTR *attr,
void *(*start)(), void *arg, char *nm, char *loc)
{
int result;
UNREFERENCED(nm);
result = pthread_create(tid, attr, start, arg);
PTTRACE ("create", (void *)*tid, NULL, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_rwlock_wrlock(RWLOCK *rwlock, char *loc)
{
int result;
U64 s;
PTTRACE ("wrlock before", rwlock, NULL, loc, PTT_MAGIC);
result = pthread_rwlock_trywrlock(rwlock);
if(result)
{
s = host_tod();
result = pthread_rwlock_wrlock(rwlock);
s = host_tod() - s;
if (result == EDEADLK)
logmsg("\n ++++++++++++++++ DEADLOCK! %s ++++++++++++++++\n\n",loc);
}
else
s = 0;
PTTRACE ("wrlock after", rwlock, (void *) s, loc, result);
return result;
}
DLL_EXPORT int ptt_pthread_mutex_lock(LOCK *mutex, char *loc)
{
int result;
U64 s;
PTTRACE ("lock before", mutex, NULL, loc, PTT_MAGIC);
result = pthread_mutex_trylock(mutex);
if(result)
{
s = host_tod();
result = pthread_mutex_lock(mutex);
s = host_tod() - s;
if (result == EDEADLK)
logmsg("\n ++++++++++++++++ DEADLOCK! %s ++++++++++++++++\n\n",loc);
}
else
s = 0;
PTTRACE ("lock after", mutex, (void *) s, loc, result);
return result;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_obtain_rdlock( RWLOCK* plk, const char* location )
{
int rc;
U64 waitdur;
ILOCK* ilk;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "rdlock before", plk, NULL, location, PTT_MAGIC );
rc = hthread_rwlock_tryrdlock( &ilk->rwlock );
if (EBUSY == rc)
{
waitdur = host_tod();
rc = hthread_rwlock_rdlock( &ilk->rwlock );
waitdur = host_tod() - waitdur;
}
else
waitdur = 0;
PTTRACE( "rdlock after", plk, (void*) waitdur, location, rc );
if (rc)
loglock( ilk, rc, "obtain_rdloc", location );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_initialize_rwlock( RWLOCK* plk, const char* name,
const char* location )
{
int rc;
RWATTR attr1; /* for primary lock */
MATTR attr2; /* for internal locklock */
ILOCK* ilk = hthreads_get_ILOCK( plk, name );
/* Initialize the requested lock */
rc = hthread_rwlockattr_init( &attr1 );
if (rc)
goto fatal;
rc = hthread_mutexattr_init( &attr2 );
if (rc)
goto fatal;
rc = hthread_rwlockattr_setpshared( &attr1, HTHREAD_RWLOCK_DEFAULT );
if (rc)
goto fatal;
rc = hthread_mutexattr_settype( &attr2, HTHREAD_MUTEX_DEFAULT );
if (rc)
goto fatal;
rc = hthread_rwlock_init( &ilk->rwlock, &attr1 );
if (rc)
goto fatal;
rc = hthread_mutex_init( &ilk->locklock, &attr2 );
if (rc)
goto fatal;
rc = hthread_rwlockattr_destroy( &attr1 );
if (rc)
goto fatal;
rc = hthread_mutexattr_destroy( &attr2 );
if (rc)
goto fatal;
plk->ilk = ilk; /* (RWLOCK is now initialized) */
PTTRACE( "rwlock init", plk, &attr1, location, PTT_MAGIC );
return 0;
fatal:
perror( "Fatal error in hthread_initialize_rwlock function" );
exit(1);
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_release_rwlock( RWLOCK* plk, const char* location )
{
int rc;
ILOCK* ilk;
ilk = (ILOCK*) plk->ilk;
rc = hthread_rwlock_unlock( &ilk->rwlock );
PTTRACE( "rwunlock", plk, NULL, location, rc );
if (rc)
loglock( ilk, rc, "release_rwlock", location );
hthread_mutex_lock( &ilk->locklock );
ilk->location = "null:0";
ilk->tid = 0;
hthread_mutex_unlock( &ilk->locklock );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_create_thread( TID* ptid, ATTR* pat,
THREAD_FUNC* pfn, void* arg,
const char* name, const char* location )
{
int rc;
void** arg2;
UNREFERENCED( name ); /* unref'ed on non-Windows */
pttthread = 1; /* Set a mark on the wall */
arg2 = malloc( 2 * sizeof( void* ));
*(arg2+0) = (void*) pfn;
*(arg2+1) = (void*) arg;
rc = hthread_create( ptid, pat, hthread_func, arg2, name );
PTTRACE( "create", (void*)*ptid, NULL, location, rc );
return rc;
}
/*-------------------------------------------------------------------*/
DLL_EXPORT int hthread_try_obtain_wrlock( RWLOCK* plk, const char* location )
{
int rc;
ILOCK* ilk;
TIMEVAL tv;
ilk = (ILOCK*) plk->ilk;
PTTRACE( "trywr before", plk, NULL, location, PTT_MAGIC );
rc = hthread_rwlock_trywrlock( &ilk->rwlock );
gettimeofday( &tv, NULL );
PTTRACE2( "trywr after", plk, NULL, location, rc, &tv );
if (rc && EBUSY != rc)
loglock( ilk, rc, "try_obtain_wrlock", location );
if (!rc)
{
hthread_mutex_lock( &ilk->locklock );
ilk->location = location;
ilk->tid = hthread_self();
memcpy( &ilk->time, &tv, sizeof( TIMEVAL ));
hthread_mutex_unlock( &ilk->locklock );
}
return rc;
}
