put nbr base

void pnbr_base(long nb, char const *base)
{
    int base_len = my_strlen(base);

    if (nb) {
        pnbr_base(nb / base_len, base);
        my_putchar(base[nb % base_len]);
    }
}

int my_put_nbr_base(long nb, char const *base)
{
    if (nb < 0) {
        my_putchar('-');
        nb = -nb;
    }
    if (nb != 0)
        pnbr_base(nb, base);
    else
        my_putchar(base[nb]);
    return 0;
}