uint32_t job_pool_jobs_count(void) {
jobpool* jp = globalpool;
uint32_t res;
zassert(pthread_mutex_lock(&(jp->jobslock)));
res = (jp->workers_total - jp->workers_avail) + queue_elements(jp->jobqueue);
zassert(pthread_mutex_unlock(&(jp->jobslock)));
return res;
}
void job_heavyload_test(void) {
jobpool* jp = globalpool;
uint8_t hlstatus = 0;
uint32_t load = 0; // make stupid gcc happy
zassert(pthread_mutex_lock(&(jp->jobslock)));
if (jp->workers_total - jp->workers_avail > jp->workers_himark) {
hlstatus = 2;
}
if (jp->workers_total - jp->workers_avail < jp->workers_lomark) {
hlstatus = 1;
}
if (hlstatus) {
load = (jp->workers_total - jp->workers_avail) + queue_elements(jp->jobqueue);
}
zassert(pthread_mutex_unlock(&(jp->jobslock)));
if (hlstatus) {
masterconn_heavyload(load,hlstatus);
}
}
int main(void)
{
/* Declare YOUR variables here ! */
Stack mystk;
Queue myqueue;
char mess[BUFSIZ];
int i, nr;
srand((unsigned int)time(NULL));
my_clearscrn();
printf("--- INITIALIZING A QUEUE, %d ELEMENTS, RANDOM INTEGER DATA ---", NR_OF_ITEMS);
if ((myqueue = QUEUEinit(my_destroy)) == NULL) /* Initialize the queue... */
{
printf("\nFatal error - bailing out...!");
exit(-1);
}
queue_elements(myqueue, NR_OF_ITEMS); /* Populate the queue... */
nr = QUEUEsize(myqueue)/2; /* Save half the size of the queue... */
sprintf(mess, "\nNext - let's DEQUEUE %d elements from our queue...", nr);
prompt_and_pause(mess);
prompt_and_pause("...and now PUSH them - on a brand, new STACK...!!");
if ((mystk = STACKinit(my_destroy)) == NULL) /* Set up a new stack... */
{
printf("\nFatal error - bailing out...!");
exit(-1);
}
for (i = 0; i < nr; ++i)
{
void *piq, *pis;
int retval;
retval = QUEUEdequeue(myqueue, &piq);
assert(retval == OK);
sprintf(mess, "QUEUE: Dequeued: %02d (new frontvalue: %02d)", *(int *)piq, *(int *)QUEUEpeek(myqueue));
prompt_and_pause(mess);
/* Check current stack top... */
pis = STACKpeek(mystk);
/* Push the value just dequeued - from our queue... */
retval = STACKpush(mystk, piq);
assert(retval == OK);
if (pis == NULL) /* If this is the FIRST stack push... */
sprintf(mess, "STACK: Pushed : %02d (old stacktop : none)", *(int *)STACKpeek(mystk));
else
sprintf(mess, "STACK: Pushed : %02d (old stacktop : %02d)", *(int *)STACKpeek(mystk), *(int *)pis);
/* Print the message assembled above... */
prompt_and_pause(mess);
}
printf("\n--- CURRENT STATUS OF STACK AND QUEUE ---");
printf("\nStack: ");
SLISTtraverse(mystk, print, SLIST_FWD);
printf("\nQueue: ");
SLISTtraverse(myqueue, print, SLIST_FWD);
prompt_and_pause("\n\nLet's tidy up (destroy queue/stack) - Bye!");
SLISTdestroy(mystk);
SLISTdestroy(myqueue);
return 0;
}
