int
whalemating(int nargs, char **args)
{
int i, j, err=0;
(void)nargs;
(void)args;
whalematingMenuSemaphore = sem_create("Whalemating Driver Semaphore", 0);
if (whalematingMenuSemaphore == NULL) {
// 08 Feb 2012 : GWA : Probably out of memory, or you broke our
// semaphores! Panicing might be an overreaction, but why not?
panic("whalemating: sem_create failed.\n");
}
// 13 Feb 2012 : GWA : Students are smarter than me.
whalemating_init();
for (i = 0; i < 3; i++) {
for (j = 0; j < NMATING; j++) {
switch(i) {
case 0:
err = thread_fork("Male Whale Thread",
male, whalematingMenuSemaphore, j, NULL);
break;
case 1:
err = thread_fork("Female Whale Thread",
female, whalematingMenuSemaphore, j, NULL);
break;
case 2:
err = thread_fork("Matchmaker Whale Thread",
matchmaker, whalematingMenuSemaphore, j, NULL);
break;
}
if (err) {
panic("whalemating: thread_fork failed: (%s)\n",
strerror(err));
}
}
}
for (i = 0; i < 3; i++) {
for (j = 0; j < NMATING; j++) {
P(whalematingMenuSemaphore);
}
}
sem_destroy(whalematingMenuSemaphore);
// 13 Feb 2012 : GWA : Students are WAY smarter than me, including Nikhil
// Londhe.
whalemating_cleanup();
return 0;
}
int whalemating(int nargs, char **args) {
(void) nargs;
(void) args;
int i, j, err = 0;
char name[32];
whalematingMenuSemaphore = sem_create("Whalemating Driver Semaphore",
0);
if (whalematingMenuSemaphore == NULL ) {
panic("whalemating: sem_create failed.\n");
}
whalemating_init();
for (i = 0; i < 3; i++) {
for (j = 0; j < NMATING; j++) {
random_yielder(PROBLEMS_MAX_YIELDER);
switch (i) {
case 0:
snprintf(name, sizeof(name), "Male Whale Thread %d", (i * 3) + j);
err = thread_fork(name, male, whalematingMenuSemaphore, j, NULL);
break;
case 1:
snprintf(name, sizeof(name), "Female Whale Thread %d", (i * 3) + j);
err = thread_fork(name, female, whalematingMenuSemaphore, j, NULL);
break;
case 2:
snprintf(name, sizeof(name), "Matchmaker Whale Thread %d", (i * 3) + j);
err = thread_fork(name, matchmaker, whalematingMenuSemaphore, j, NULL);
break;
}
if (err) {
panic("whalemating: thread_fork failed: (%s)\n",
strerror(err));
}
}
}
for (i = 0; i < 3; i++) {
for (j = 0; j < NMATING; j++) {
P(whalematingMenuSemaphore);
}
}
sem_destroy(whalematingMenuSemaphore);
whalemating_cleanup();
return 0;
}
