extern int planesatxy(coord, coord, int, int);
extern int asw_shipsatxy(coord, coord, int, int, struct plnstr *,
struct shiplist **);
-extern int num_shipsatxy(coord, coord, int, int);
extern int has_units(coord, coord, natid, struct lndstr *);
extern int adj_units(coord, coord, natid);
extern int islist(char *);
return ships;
}
-int
-num_shipsatxy(coord x, coord y, int wantflags, int nowantflags)
-{
- int ships;
- struct nstr_item ni;
- struct mchrstr *mp;
- struct shpstr ship;
-
- ships = 0;
- snxtitem_xy(&ni, EF_SHIP, x, y);
- while (nxtitem(&ni, &ship)) {
- if (ship.shp_effic < SHIP_MINEFF || ship.shp_own == 0)
- continue;
- mp = &mchr[(int)ship.shp_type];
- if (wantflags) {
- if ((mp->m_flags & wantflags) == 0)
- continue;
- }
- if (nowantflags) {
- if (mp->m_flags & nowantflags)
- continue;
- }
- ships++;
- }
- return ships;
-}
-
int
adj_units(coord x, coord y, natid own)
{