int resolve_region_id(variant id, void *address)
{
region *r = NULL;
if (id.i != 0) {
r = findregionbyid(id.i);
if (r == NULL) {
*(region **)address = NULL;
return -1;
}
}
*(region **)address = r;
return 0;
}
int read_borders(gamedata *data)
{
struct storage *store = data->store;
for (;;) {
int bid = 0;
char zText[32];
region *from, *to;
border_type *type;
READ_TOK(store, zText, sizeof(zText));
if (!strcmp(zText, "end"))
break;
READ_INT(store, &bid);
if (data->version < UIDHASH_VERSION) {
int fx, fy, tx, ty;
READ_INT(store, &fx);
READ_INT(store, &fy);
READ_INT(store, &tx);
READ_INT(store, &ty);
from = findregion(fx, fy);
to = findregion(tx, ty);
}
else {
int fid, tid;
READ_INT(store, &fid);
READ_INT(store, &tid);
from = findregionbyid(fid);
to = findregionbyid(tid);
if (!to || !from) {
log_warning("%s connection between incomplete regions %d and %d", zText, fid, tid);
continue;
}
}
type = find_bordertype(zText);
if (type == NULL) {
log_error("[read_borders] unknown connection type '%s' in %s\n", zText, regionname(from, NULL));
assert(type || !"connection type not registered");
}
if (to == from && type && from) {
direction_t dir = (direction_t)(rng_int() % MAXDIRECTIONS);
region *r = rconnect(from, dir);
log_error("[read_borders] invalid %s in %s\n", type->__name, regionname(from, NULL));
if (r != NULL)
to = r;
}
if ((type->read && !type->write)) {
log_warning("ignore invalid border '%s' between '%s' and '%s'\n", zText, regionname(from, 0), regionname(to, 0));
}
else {
connection *b = new_border(type, from, to);
nextborder--; /* new_border erhöht den Wert */
b->id = bid;
assert(bid <= nextborder);
if (type->read) {
type->read(b, data);
}
if (data->version < NOBORDERATTRIBS_VERSION) {
attrib *a = NULL;
int result = read_attribs(data, &a, b);
if (border_convert_cb) {
border_convert_cb(b, a);
}
while (a) {
a_remove(&a, a);
}
if (result < 0) {
return result;
}
}
}
}
return 0;
}