+ aux->finished = 0;
+ if (sep[1]) {
+ aux->sep = -1;
+ aux->tab[0] = aux->tab[1] = aux->tab[2] = aux->tab[3] = 0;
+ for (p = sep; *p; ++p) aux->tab[*p>>6] |= 1ull<<(*p&0x3f);
+ } else aux->sep = sep[0];
+ }
+ if (aux->finished) return 0;
+ else if (str) aux->p = str - 1, aux->finished = 0;
+ if (aux->sep < 0) {
+ for (p = start = aux->p + 1; *p; ++p)
+ if (aux->tab[*p>>6]>>(*p&0x3f)&1) break;
+ } else {
+ for (p = start = aux->p + 1; *p; ++p)
+ if (*p == aux->sep) break;