void source(struct args *p) {
int i = 2;
if (Chan_send(p->c, &i, sizeof i))
for (i = 3; Chan_send(p->c, &i, sizeof i); i += 2)
;
}
int source(void* cl)
{
struct args* p = cl;
int i = 2;
if (Chan_send(p->c, &i, sizeof i))
for (i = 3; Chan_send(p->c, &i, sizeof i);) {
i += 2;
}
return EXIT_SUCCESS;
}
void filter(int primes[], Chan_T listen, Chan_T output) {
int i, j, n = sizeof i;
while (n) {
Chan_receive(listen, &i, sizeof i);
for (j = 0; primes[j]; j++)
if (i%primes[j] == 0)
break;
if (primes[j] == 0)
n = Chan_send(output, &i, sizeof i);
}
Chan_receive(listen, &i, 0);
}
void filter(int primes[], Chan_T input, Chan_T output)
{
int j, x;
for (;;) {
Chan_receive(input, &x, sizeof x);
for (j = 0; primes[j] != 0 && x % primes[j] != 0; j++)
;
if (primes[j] == 0)
if (Chan_send(output, &x, sizeof x) == 0) {
break;
}
}
Chan_receive(input, &x, 0);
}