/* some monsters bypass the normal rules for moving between levels or
even leaving the game entirely; when that happens, prevent them from
taking the Amulet or invocation tools with them */
void mdrop_special_objs (struct monst *mon) {
struct obj *obj, *otmp;
for (obj = mon->minvent; obj; obj = otmp) {
otmp = obj->nobj;
/* the Amulet, invocation tools, and Rider corpses resist even when
artifacts and ordinary objects are given 0% resistance chance */
if (obj_resists(obj, 0, 0)) {
obj_extract_self(obj);
mdrop_obj(mon, obj, false);
}
}
}
/* Called every turn during chest-forcing. The caller must set
u.utracked[tos_lock] to the chest in question. */
static int
forcelock(void)
{
struct monst *shkp;
boolean costly;
struct obj *otmp;
struct obj *box = u.utracked[tos_lock];
if (!obj_with_u(box))
return reset_pick();
if (!uwep_can_force()) /* prints the messages; ensures uwep != NULL */
return reset_pick();
if (u.uoccupation_progress[tos_lock]++ >= 50 ||
nohands(youmonst.data)) {
pline(msgc_failrandom, "You give up your attempt to force the lock.");
if (!nohands(youmonst.data))
exercise(is_blade(uwep) ? A_DEX : A_STR, TRUE);
return reset_pick();
}
if (is_blade(uwep)) {
if (rn2(1000 - (int)uwep->spe) > (992 - greatest_erosion(uwep) * 10) &&
!uwep->cursed && !obj_resists(uwep, 0, 99)) {
/* for a +0 weapon, probability that it survives an unsuccessful
attempt to force the lock is (.992)^50 = .67 */
pline(msgc_substitute, "%sour %s broke!",
(uwep->quan > 1L) ? "One of y" : "Y", xname(uwep));
useup(uwep);
pline_implied(msgc_failcurse,
"You can't exactly force that lock now.");
exercise(A_DEX, TRUE);
return reset_pick();
}
} else /* blunt */
wake_nearby(FALSE); /* due to hammering on the container */
if (rn2(100) >= objects[uwep->otyp].oc_wldam * 2)
return 1; /* still busy */
pline(msgc_actionok, "You succeed in forcing the lock.");
box->olocked = 0;
box->obroken = 1;
costly = (*u.ushops && costly_spot(youmonst.mx, youmonst.my));
shkp = costly ? shop_keeper(level, *u.ushops) : 0;
if (!is_blade(uwep) && !rn2(3)) {
long loss = 0L;
pline(msgc_substitute, "In fact, you've totally destroyed %s.",
the(xname(box)));
/* Put the contents on ground at the hero's feet. */
while ((otmp = box->cobj) != 0) {
obj_extract_self(otmp);
if (!rn2(3) || otmp->oclass == POTION_CLASS) {
chest_shatter_msg(otmp);
if (costly)
loss +=
stolen_value(otmp, youmonst.mx, youmonst.my,
(boolean) shkp->mpeaceful, TRUE);
if (otmp->quan == 1L) {
obfree(otmp, NULL);
continue;
}
useup(otmp);
}
if (box->otyp == ICE_BOX && otmp->otyp == CORPSE) {
otmp->age = moves - otmp->age; /* actual age */
start_corpse_timeout(otmp);
}
place_object(otmp, level, youmonst.mx, youmonst.my);
stackobj(otmp);
}
if (costly)
loss +=
stolen_value(box, youmonst.mx, youmonst.my, (boolean) shkp->mpeaceful,
TRUE);
if (loss)
pline(msgc_unpaid, "You owe %ld %s for objects destroyed.",
loss, currency(loss));
delobj(box);
} else {
if (costly) {
struct obj *cobjbak = box->cobj;
box->cobj = (struct obj *)0;
verbalize(msgc_unpaid, "You damage it, you bought it!");
bill_dummy_object(box);
box->cobj = cobjbak;
}
}
exercise(is_blade(uwep) ? A_DEX : A_STR, TRUE);
return reset_pick();
}
/* fungi will eat even tainted food */
int
dogfood(const struct monst *mon, struct obj *obj)
{
boolean carni = carnivorous(mon->data);
boolean herbi = herbivorous(mon->data);
const struct permonst *fptr = &mons[obj->corpsenm];
boolean starving;
if (is_quest_artifact(obj) || obj_resists(obj, 0, 95))
return obj->cursed ? TABU : APPORT;
switch (obj->oclass) {
case FOOD_CLASS:
if (obj->otyp == CORPSE &&
((touch_petrifies(&mons[obj->corpsenm]) && !resists_ston(mon))
|| is_rider(fptr)))
return TABU;
/* Ghouls only eat old corpses... yum! */
if (mon->data == &mons[PM_GHOUL])
return (obj->otyp == CORPSE &&
peek_at_iced_corpse_age(obj) + 50L <=
moves) ? DOGFOOD : TABU;
if (!carni && !herbi)
return obj->cursed ? UNDEF : APPORT;
/* a starving pet will eat almost anything */
starving = (mon->mtame && !mon->isminion &&
CONST_EDOG(mon)->mhpmax_penalty);
switch (obj->otyp) {
case TRIPE_RATION:
case MEATBALL:
case MEAT_RING:
case MEAT_STICK:
case HUGE_CHUNK_OF_MEAT:
return carni ? DOGFOOD : MANFOOD;
case EGG:
if (touch_petrifies(&mons[obj->corpsenm]) && !resists_ston(mon))
return POISON;
return carni ? CADAVER : MANFOOD;
case CORPSE:
if ((peek_at_iced_corpse_age(obj) + 50L <= moves &&
obj->corpsenm != PM_LIZARD && obj->corpsenm != PM_LICHEN &&
mon->data->mlet != S_FUNGUS) ||
(acidic(&mons[obj->corpsenm]) && !resists_acid(mon)) ||
(poisonous(&mons[obj->corpsenm]) && !resists_poison(mon)))
return POISON;
else if (vegan(fptr))
return herbi ? CADAVER : MANFOOD;
else
return carni ? CADAVER : MANFOOD;
case CLOVE_OF_GARLIC:
return (is_undead(mon->data) ? TABU
: ((herbi || starving) ? ACCFOOD : MANFOOD));
case TIN:
return metallivorous(mon->data) ? ACCFOOD : MANFOOD;
case APPLE:
case CARROT:
return herbi ? DOGFOOD : starving ? ACCFOOD : MANFOOD;
case BANANA:
return ((mon->data->mlet ==
S_YETI) ? DOGFOOD : ((herbi ||
starving) ? ACCFOOD : MANFOOD));
case K_RATION:
case C_RATION:
case CRAM_RATION:
case LEMBAS_WAFER:
case FOOD_RATION:
if (is_human(mon->data) || is_elf(mon->data) || is_dwarf(mon->data)
|| is_gnome(mon->data) || is_orc(mon->data))
return ACCFOOD;
default:
if (starving)
return ACCFOOD;
return (obj->otyp >
SLIME_MOLD ? (carni ? ACCFOOD : MANFOOD) :
(herbi ? ACCFOOD : MANFOOD));
}
default:
if (obj->otyp == AMULET_OF_STRANGULATION ||
obj->otyp == RIN_SLOW_DIGESTION)
return TABU;
if (hates_silver(mon->data) && objects[obj->otyp].oc_material == SILVER)
return TABU;
if (mon->data == &mons[PM_GELATINOUS_CUBE] && is_organic(obj))
return ACCFOOD;
if (metallivorous(mon->data) && is_metallic(obj) &&
(is_rustprone(obj) || mon->data != &mons[PM_RUST_MONSTER])) {
/* Non-rustproofed ferrous based metals are preferred. */
return (is_rustprone(obj) && !obj->oerodeproof) ? DOGFOOD : ACCFOOD;
}
if (!obj->cursed && obj->oclass != BALL_CLASS &&
obj->oclass != CHAIN_CLASS)
return APPORT;
/* fall into next case */
case ROCK_CLASS:
return UNDEF;
}
}
