/* {{{ set state bits on a thread, timeout where appropriate/required */
zend_bool pthreads_set_state_ex(PTHREAD thread, int mask, long timeout TSRMLS_DC) {
zend_bool locked, dowait, result;
if (mask & PTHREADS_ST_WAITING) {
if (pthreads_state_lock(thread->state, &locked TSRMLS_CC)) {
dowait = !pthreads_state_check(thread->state, PTHREADS_ST_JOINED TSRMLS_CC);
if (dowait)
pthreads_state_set_locked(thread->state, PTHREADS_ST_WAITING TSRMLS_CC);
if (locked)
pthreads_state_unlock(thread->state, locked TSRMLS_CC);
if (dowait) {
result = pthreads_synchro_wait_ex(
thread->synchro, timeout TSRMLS_CC
);
} else result = 0;
} else result = 0;
} else result = pthreads_state_set(thread->state, mask TSRMLS_CC);
return result;
} /* }}} */
/* {{{ set state bits on a thread, timeout where appropriate/required */
int pthreads_set_state_ex(PTHREAD thread, int mask, long timeout) {
struct timeval now;
struct timespec until;
int wacquire = 0, timed = 0, result = -1;
if (timeout>0L) {
if (gettimeofday(&now, NULL)==SUCCESS) {
long nsec = timeout * 1000;
if (nsec > 1000000000L) {
until.tv_sec = now.tv_sec + (nsec / 1000000000L);
until.tv_nsec = (now.tv_usec * 1000) + (nsec % 1000000000L);
} else {
until.tv_sec = now.tv_sec;
until.tv_nsec = (now.tv_usec * 1000) + timeout;
}
timed=1;
}
}
pthreads_state_set(thread->state, mask);
switch(mask){
case PTHREADS_ST_WAITING: {
wacquire = PTHREADS_WLOCK(thread);
if (wacquire == SUCCESS || wacquire == EDEADLK) {
do {
if (timed) {
result=!pthread_cond_timedwait(thread->sync, thread->wait, &until);
} else result=!pthread_cond_wait(thread->sync, thread->wait);
} while(pthreads_state_isset(thread->state, PTHREADS_ST_WAITING));
if (wacquire != EDEADLK)
PTHREADS_WUNLOCK(thread);
} else zend_error(E_WARNING, "pthreads may have expereinced an internal error, I mean, really, who knows ?");
} break;
case PTHREADS_ST_RUNNING:
pthreads_globals_add(thread);
break;
}
return result;
} /* }}} */
/* {{{ set state bits on a thread, timeout where appropriate/required */
int pthreads_set_state_ex(PTHREAD thread, int mask, long timeout TSRMLS_DC) {
int result = 0;
if (mask & PTHREADS_ST_WAITING) {
int slocked = pthreads_state_lock(thread->state TSRMLS_CC);
int dowait = 0;
if (slocked == SUCCESS ||slocked == EDEADLK) {
dowait = !pthreads_state_check(thread->state, PTHREADS_ST_JOINED TSRMLS_CC);
if (dowait)
pthreads_state_set_locked(thread->state, PTHREADS_ST_WAITING TSRMLS_CC);
if (slocked != EDEADLK)
pthreads_state_unlock(thread->state TSRMLS_CC);
if (dowait) {
result = pthreads_synchro_wait_ex(
thread->synchro, timeout TSRMLS_CC
);
} else result = 0;
} else result = 0;
} else result = pthreads_state_set(thread->state, mask TSRMLS_CC);
return result;
} /* }}} */
