UInteger nthPrime(UInteger n) {
Array *primes = arrayAlloc();
primesGetPrimes(n, primes);
if(n >= primes->len)
return 0;
UInteger32 *a = primes->ptr;
return a[n-1];
}
/* connect_fields - connect fields to form */
static int
connect_fields(FORM *f, FIELD **x)
{
_PAGE * page;
int nf, /* number of fields */
np; /* number of pages */
int i;
f->field = x;
f->maxfield = 0;
f->maxpage = 0;
if (!x)
return (E_OK); /* null field array */
for (nf = 0, np = 0; x[nf]; ++nf) {
if (nf == 0 || Status(x[nf], NEW_PAGE))
++np; /* count pages */
if (x[nf]->form)
return (E_CONNECTED);
else
x[nf]->form = f; /* connect field to form */
}
if (nf == 0)
return (E_BAD_ARGUMENT); /* no fields */
if (arrayAlloc(f->page, np, _PAGE)) {
page = f->page;
for (i = 0; i < nf; ++i) {
if (i == 0)
page->pmin = i;
else if (Status(x[i], NEW_PAGE)) {
page->pmax = i - 1;
++page;
page->pmin = i;
}
merge(x[i], f);
}
page->pmax = nf - 1;
f->maxfield = nf;
f->maxpage = np;
sort_form(f);
return (E_OK);
}
return (E_SYSTEM_ERROR);
}
