Function hole_destination

src/trap.c:441–453

destination dlevel for holes or trapdoors */

/* destination dlevel for holes or trapdoors */
staticfn void
hole_destination(d_level *dst)
{
    int bottom = dng_bottom(&u.uz);

    dst->dnum = u.uz.dnum;
    dst->dlevel = dunlev(&u.uz);
    while (dst->dlevel < bottom) {
        dst->dlevel++;
        if (rn2(4))
            break;
    }
}

struct trap *
maketrap(coordxy x, coordxy y, int typ)