1 /* NetHack 3.6 steal.c $NHDT-Date: 1446713643 2015/11/05 08:54:03 $ $NHDT-Branch: master $:$NHDT-Revision: 1.65 $ */
2 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3 /* NetHack may be freely redistributed. See license for details. */
5 /* JNetHack Copyright */
6 /* (c) Issei Numata, Naoki Hamada, Shigehiro Miyashita, 1994-2000 */
7 /* For 3.4-, Copyright (c) SHIRAKATA Kentaro, 2002-2016 */
8 /* JNetHack may be freely redistributed. See license for details. */
12 STATIC_PTR int NDECL(stealarm);
14 STATIC_DCL const char *FDECL(equipname, (struct obj *));
16 STATIC_OVL const char *
18 register struct obj *otmp;
20 return ((otmp == uarmu)
41 ? cloak_simple_name(otmp)
43 ? helm_simple_name(otmp)
44 : suit_simple_name(otmp));
47 /* proportional subset of gold; return value actually fits in an int */
52 #ifdef LINT /* long conv. ok */
55 int igold = (lmoney >= (long) LARGEST_INT) ? LARGEST_INT : (int) lmoney;
61 igold = rn1(igold - 25 + 1, 25);
63 igold = rn1(igold - 50 + 1, 50);
64 else if (igold < 1000)
65 igold = rn1(igold - 100 + 1, 100);
66 else if (igold < 5000)
67 igold = rn1(igold - 500 + 1, 500);
68 else if (igold < 10000)
69 igold = rn1(igold - 1000 + 1, 1000);
71 igold = rn1(igold - 5000 + 1, 5000);
77 * Find the first (and hopefully only) gold object in a chain.
78 * Used when leprechaun (or you as leprechaun) looks for
79 * someone else's gold. Returns a pointer so the gold may
80 * be seized without further searching.
81 * May search containers too.
82 * Deals in gold only, as leprechauns don't care for lesser coins.
86 register struct obj *chain;
88 while (chain && chain->otyp != GOLD_PIECE)
94 * Steal gold coins only. Leprechauns don't care for lesser coins.
98 register struct monst *mtmp;
100 register struct obj *fgold = g_at(u.ux, u.uy);
101 register struct obj *ygold;
105 const char *whose, *what;
108 /* skip lesser coins on the floor */
109 while (fgold && fgold->otyp != GOLD_PIECE)
110 fgold = fgold->nexthere;
112 /* Do you have real gold? */
113 ygold = findgold(invent);
115 if (fgold && (!ygold || fgold->quan > ygold->quan || !rn2(5))) {
116 obj_extract_self(fgold);
117 add_to_minv(mtmp, fgold);
122 whose = s_suffix(y_monnam(who));
123 what = makeplural(mbodypart(who, FOOT));
127 what = makeplural(body_part(FOOT));
129 /* [ avoid "between your rear regions" :-] */
130 if (slithy(who->data))
132 /* reduce "rear hooves/claws" to "hooves/claws" */
133 if (!strncmp(what, "rear ", 5))
135 pline("%s quickly snatches some gold from %s %s %s!", Monnam(mtmp),
136 (Levitation || Flying) ? "beneath" : "between", whose, what);
137 #else /*JP:
\91«
\82ª
\96³
\82
\82Ä
\82à
\81u
\91«
\8c³
\81v
\82Å
\82æ
\82µ
\82Æ
\82·
\82é*/
138 pline("%s
\82Í
\91f
\91\81\82
\82 \82È
\82½
\82Ì%s
\82©
\82ç
\8bà
\82ð
\82Ð
\82Á
\82½
\82
\82Á
\82½
\81I", Monnam(mtmp),
139 (Levitation || Flying) ? "
\89º" : "
\91«
\8c³");
141 if (!ygold || !rn2(5)) {
142 if (!tele_restrict(mtmp))
143 (void) rloc(mtmp, TRUE);
144 monflee(mtmp, 0, FALSE, FALSE);
147 const int gold_price = objects[GOLD_PIECE].oc_cost;
149 tmp = (somegold(money_cnt(invent)) + gold_price - 1) / gold_price;
150 tmp = min(tmp, ygold->quan);
151 if (tmp < ygold->quan)
152 ygold = splitobj(ygold, tmp);
156 add_to_minv(mtmp, ygold);
158 Your("purse feels lighter.");
160 Your("
\8dà
\95z
\82Í
\8cy
\82
\82È
\82Á
\82½
\81D");
161 if (!tele_restrict(mtmp))
162 (void) rloc(mtmp, TRUE);
163 monflee(mtmp, 0, FALSE, FALSE);
168 /* steal armor after you finish taking it off */
169 unsigned int stealoid; /* object to be stolen */
170 unsigned int stealmid; /* monster doing the stealing */
175 register struct monst *mtmp;
176 register struct obj *otmp;
178 for (otmp = invent; otmp; otmp = otmp->nobj) {
179 if (otmp->o_id == stealoid) {
180 for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
181 if (mtmp->m_id == stealmid) {
182 if (DEADMONSTER(mtmp))
183 impossible("stealarm(): dead monster stealing");
184 if (!dmgtype(mtmp->data, AD_SITM)) /* polymorphed */
187 subfrombill(otmp, shop_keeper(*u.ushops));
190 pline("%s steals %s!", Monnam(mtmp), doname(otmp));
192 pline("%s
\82Í%s
\82ð
\93\90\82ñ
\82¾
\81I", Monnam(mtmp), doname(otmp));
193 (void) mpickobj(mtmp, otmp); /* may free otmp */
194 /* Implies seduction, "you gladly hand over ..."
195 so we don't set mavenge bit here. */
196 monflee(mtmp, 0, FALSE, FALSE);
197 if (!tele_restrict(mtmp))
198 (void) rloc(mtmp, TRUE);
210 /* An object you're wearing has been taken off by a monster (theft or
211 seduction). Also used if a worn item gets transformed (stone to flesh). */
213 remove_worn_item(obj, unchain_ball)
215 boolean unchain_ball; /* whether to unpunish or just unwield */
222 if (obj->owornmask & W_ARMOR) {
224 impossible("Removing embedded scales?");
225 skinback(TRUE); /* uarm = uskin; uskin = 0; */
229 else if (obj == uarmc)
231 else if (obj == uarmf)
233 else if (obj == uarmg)
235 else if (obj == uarmh)
237 else if (obj == uarms)
239 else if (obj == uarmu)
241 /* catchall -- should never happen */
243 setworn((struct obj *) 0, obj->owornmask & W_ARMOR);
244 } else if (obj->owornmask & W_AMUL) {
246 } else if (obj->owornmask & W_RING) {
248 } else if (obj->owornmask & W_TOOL) {
250 } else if (obj->owornmask & W_WEAPON) {
259 if (obj->owornmask & (W_BALL | W_CHAIN)) {
262 } else if (obj->owornmask) {
268 /* Returns 1 when something was stolen (or at least, when N should flee now)
269 * Returns -1 if the monster died in the attempt
270 * Avoid stealing the object stealoid
271 * Nymphs and monkeys won't steal coins
274 steal(mtmp, objnambuf)
279 int tmp, could_petrify, armordelay, olddelay, named = 0, retrycnt = 0;
280 boolean monkey_business, /* true iff an animal is doing the thievery */
285 /* the following is true if successful on first of two attacks. */
286 if (!monnear(mtmp, u.ux, u.uy))
289 /* food being eaten might already be used up but will not have
290 been removed from inventory yet; we don't want to steal that,
291 so this will cause it to be removed now */
293 (void) maybe_finished_meal(FALSE);
295 if (!invent || (inv_cnt(FALSE) == 1 && uskin)) {
297 /* Not even a thousand men in armor can strip a naked man. */
300 pline("Somebody tries to rob you, but finds nothing to steal.");
302 pline("
\92N
\82©
\82ª
\82 \82È
\82½
\82©
\82ç
\93\90\82à
\82¤
\82Æ
\82µ
\82½
\82ª
\81C
\93\90\82Þ
\82à
\82Ì
\82ª
\82È
\82¢
\82±
\82Æ
\82É
\8bC
\82ª
\82Â
\82¢
\82½
\81D");
305 pline("%s tries to rob you, but there is nothing to steal!",
307 pline("%s
\82Í
\82 \82È
\82½
\82©
\82ç
\93\90\82à
\82¤
\82Æ
\82µ
\82½
\82ª
\81C
\93\90\82Þ
\82à
\82Ì
\82ª
\82È
\82¢
\82±
\82Æ
\82É
\8bC
\82ª
\82Â
\82¢
\82½
\81I",
309 return 1; /* let her flee */
312 monkey_business = is_animal(mtmp->data);
313 if (monkey_business || uarmg) {
314 ; /* skip ring special cases */
315 } else if (Adornment & LEFT_RING) {
318 } else if (Adornment & RIGHT_RING) {
325 for (otmp = invent; otmp; otmp = otmp->nobj)
326 if ((!uarm || otmp != uarmc) && otmp != uskin
327 && otmp->oclass != COIN_CLASS)
328 tmp += (otmp->owornmask & (W_ARMOR | W_ACCESSORY)) ? 5 : 1;
330 goto nothing_to_steal;
332 for (otmp = invent; otmp; otmp = otmp->nobj)
333 if ((!uarm || otmp != uarmc) && otmp != uskin
334 && otmp->oclass != COIN_CLASS) {
335 tmp -= (otmp->owornmask & (W_ARMOR | W_ACCESSORY)) ? 5 : 1;
340 impossible("Steal fails!");
343 /* can't steal ring(s) while wearing gloves */
344 if ((otmp == uleft || otmp == uright) && uarmg)
346 /* can't steal gloves while wielding - so steal the wielded item. */
347 if (otmp == uarmg && uwep)
349 /* can't steal armor while wearing cloak - so steal the cloak. */
350 else if (otmp == uarm && uarmc)
352 /* can't steal shirt while wearing cloak or suit */
353 else if (otmp == uarmu && uarmc)
355 else if (otmp == uarmu && uarm)
359 if (otmp->o_id == stealoid)
362 if (otmp->otyp == BOULDER && !throws_rocks(mtmp->data)) {
367 /* animals can't overcome curse stickiness nor unlock chains */
368 if (monkey_business) {
370 /* is the player prevented from voluntarily giving up this item?
371 (ignores loadstones; the !can_carry() check will catch those) */
373 ostuck = TRUE; /* effectively worn; curse is implicit */
374 else if (otmp == uquiver || (otmp == uswapwep && !u.twoweap))
375 ostuck = FALSE; /* not really worn; curse doesn't matter */
377 ostuck = ((otmp->cursed && otmp->owornmask)
378 /* nymphs can steal rings from under
379 cursed weapon but animals can't */
380 || (otmp == uright && welded(uwep))
381 || (otmp == uleft && welded(uwep) && bimanual(uwep)));
383 if (ostuck || can_carry(mtmp, otmp) == 0) {
385 static const char *const how[] = { "steal", "snatch", "grab",
388 pline("%s tries to %s %s%s but gives up.", Monnam(mtmp),
390 (otmp->owornmask & W_ARMOR) ? "your " : "",
391 (otmp->owornmask & W_ARMOR) ? equipname(otmp)
395 pline("%s
\82Í%s
\82ð
\93\90\82à
\82¤
\82Æ
\82µ
\82½
\82ª
\92ú
\82ß
\82½
\81D", Monnam(mtmp),
396 (otmp->owornmask & W_ARMOR) ? equipname(otmp)
399 /* the fewer items you have, the less likely the thief
400 is going to stick around to try again (0) instead of
402 return !rn2(inv_cnt(FALSE) / 5 + 2);
406 if (otmp->otyp == LEASH && otmp->leashmon) {
407 if (monkey_business && otmp->cursed)
412 was_doffing = doffing(otmp);
413 /* stop donning/doffing now so that afternmv won't be clobbered
414 below; stop_occupation doesn't handle donning/doffing */
415 olddelay = stop_donning(otmp);
416 /* you're going to notice the theft... */
419 if (otmp->owornmask & (W_ARMOR | W_ACCESSORY)) {
420 switch (otmp->oclass) {
424 case FOOD_CLASS: /* meat ring */
425 remove_worn_item(otmp, TRUE);
428 armordelay = objects[otmp->otyp].oc_delay;
429 if (olddelay > 0 && olddelay < armordelay)
430 armordelay = olddelay;
431 if (monkey_business) {
432 /* animals usually don't have enough patience
433 to take off items which require extra time */
434 if (armordelay >= 1 && !olddelay && rn2(10))
436 remove_worn_item(otmp, TRUE);
439 int curssv = otmp->cursed;
441 boolean seen = canspotmon(mtmp);
444 /* can't charm you without first waking you */
447 slowly = (armordelay >= 1 || multi < 0);
450 pline("%s charms you. You gladly %s your %s.",
451 !seen ? "She" : Monnam(mtmp),
452 curssv ? "let her take"
453 : !slowly ? "hand over"
454 : was_doffing ? "continue removing"
458 pline("%s
\82Í
\82 \82È
\82½
\82ð
\96£
\97¹
\82µ
\82½
\81D
\82 \82È
\82½
\82Í
\82æ
\82ë
\82±
\82ñ
\82Å%s
\82ð%s
\82½
\81D",
459 !seen ? "
\94Þ
\8f\97" : Monnam(mtmp),
461 curssv ? "
\82Í
\82¸
\82µ
\82Ä
\82à
\82ç
\82Á"
462 : !slowly ? "
\82Í
\82¸
\82µ
\82Ä
\8eè
\93n
\82µ"
463 : was_doffing ? "
\82Í
\82¸
\82µ
\91±
\82¯"
464 : "
\82Í
\82¸
\82µ
\8en
\82ß");
468 pline("%s seduces you and %s off your %s.",
469 !seen ? "She" : Adjmonnam(mtmp, "beautiful"),
471 ? "helps you to take"
472 : !slowly ? "you take"
473 : was_doffing ? "you continue taking"
474 : "you start taking",
477 pline("%s
\82Í
\82 \82È
\82½
\82ð
\97U
\98f
\82µ
\82½
\81D
\82 \82È
\82½
\82Í%s
\82ð%s
\81D",
478 !seen ? "
\94Þ
\8f\97" : Adjmonnam(mtmp, "
\94ü
\82µ
\82¢"),
481 ? "
\82Í
\82¸
\82µ
\82Ä
\82à
\82ç
\82Á"
482 : !slowly ? "
\82Í
\82¸
\82µ"
483 : was_doffing ? "
\82Í
\82¸
\82µ
\91±
\82¯"
484 : "
\82Í
\82¸
\82µ
\8en
\82ß");
487 /* the following is to set multi for later on */
490 multi_reason = "taking off clothes";
492 multi_reason = "
\95\9e\82ð
\92E
\82¢
\82Å
\82¢
\82é
\8e\9e\82É";
494 remove_worn_item(otmp, TRUE);
495 otmp->cursed = curssv;
501 stealoid = otmp->o_id;
502 stealmid = mtmp->m_id;
509 impossible("Tried to steal a strange worn thing. [%d]",
512 } else if (otmp->owornmask)
513 remove_worn_item(otmp, TRUE);
515 /* do this before removing it from inventory */
517 Strcpy(objnambuf, yname(otmp));
518 /* set mavenge bit so knights won't suffer an
519 * alignment penalty during retaliation;
524 subfrombill(otmp, shop_keeper(*u.ushops));
527 pline("%s stole %s.", named ? "She" : Monnam(mtmp), doname(otmp));
529 pline("%s
\82Í%s
\82ð
\93\90\82ñ
\82¾
\81D", named ? "
\94Þ
\8f\97" : Monnam(mtmp), doname(otmp));
531 (otmp->otyp == CORPSE && touch_petrifies(&mons[otmp->corpsenm]));
532 (void) mpickobj(mtmp, otmp); /* may free otmp */
533 if (could_petrify && !(mtmp->misc_worn_check & W_ARMG)) {
534 minstapetrify(mtmp, TRUE);
537 return (multi < 0) ? 0 : 1;
540 /* Returns 1 if otmp is free'd, 0 otherwise. */
543 register struct monst *mtmp;
544 register struct obj *otmp;
547 boolean snuff_otmp = FALSE;
549 /* if monster is acquiring a thrown or kicked object, the throwing
550 or kicking code shouldn't continue to track and place it */
551 if (otmp == thrownobj)
553 else if (otmp == kickedobj)
555 /* don't want hidden light source inside the monster; assumes that
556 engulfers won't have external inventories; whirly monsters cause
557 the light to be extinguished rather than letting it shine thru */
558 if (obj_sheds_light(otmp) && attacktype(mtmp->data, AT_ENGL)) {
559 /* this is probably a burning object that you dropped or threw */
560 if (u.uswallow && mtmp == u.ustuck && !Blind)
562 pline("%s out.", Tobjnam(otmp, "go"));
564 pline("%s
\82Í
\94ò
\82Ñ
\82¾
\82µ
\82½
\81D", xname(otmp));
567 /* for hero owned object on shop floor, mtmp is taking possession
568 and if it's eventually dropped in a shop, shk will claim it */
571 /* Must do carrying effects on object prior to add_to_minv() */
572 carry_obj_effects(otmp);
573 /* add_to_minv() might free otmp [if merged with something else],
574 so we have to call it after doing the object checks */
575 freed_otmp = add_to_minv(mtmp, otmp);
576 /* and we had to defer this until object is in mtmp's inventory */
578 snuff_light_source(mtmp->mx, mtmp->my);
586 struct obj *otmp = (struct obj *) 0;
587 int real = 0, fake = 0;
589 /* select the artifact to steal */
590 if (u.uhave.amulet) {
591 real = AMULET_OF_YENDOR;
592 fake = FAKE_AMULET_OF_YENDOR;
593 } else if (u.uhave.questart) {
594 for (otmp = invent; otmp; otmp = otmp->nobj)
595 if (is_quest_artifact(otmp))
598 return; /* should we panic instead? */
599 } else if (u.uhave.bell) {
600 real = BELL_OF_OPENING;
602 } else if (u.uhave.book) {
603 real = SPE_BOOK_OF_THE_DEAD;
604 } else if (u.uhave.menorah) {
605 real = CANDELABRUM_OF_INVOCATION;
607 return; /* you have nothing of special interest */
610 /* If we get here, real and fake have been set up. */
611 for (otmp = invent; otmp; otmp = otmp->nobj)
612 if (otmp->otyp == real || (otmp->otyp == fake && !mtmp->iswiz))
616 if (otmp) { /* we have something to snatch */
618 remove_worn_item(otmp, TRUE);
620 subfrombill(otmp, shop_keeper(*u.ushops));
622 /* mpickobj wont merge otmp because none of the above things
623 to steal are mergable */
624 (void) mpickobj(mtmp, otmp); /* may merge and free otmp */
626 pline("%s stole %s!", Monnam(mtmp), doname(otmp));
628 pline("%s
\82Í%s
\82ð
\93\90\82ñ
\82¾
\81I", Monnam(mtmp), doname(otmp));
629 if (can_teleport(mtmp->data) && !tele_restrict(mtmp))
630 (void) rloc(mtmp, TRUE);
634 /* when a mimic gets poked with something, it might take that thing
635 (at present, only implemented for when the hero does the poking) */
637 maybe_absorb_item(mon, obj, ochance, achance)
640 int ochance, achance; /* percent chance for ordinary item, artifact */
642 if (obj == uball || obj == uchain || obj->oclass == ROCK_CLASS
643 || obj_resists(obj, 100 - ochance, 100 - achance)
644 || !touch_artifact(obj, mon))
649 remove_worn_item(obj, TRUE);
651 subfrombill(obj, shop_keeper(*u.ushops));
652 if (cansee(mon->mx, mon->my)) {
653 const char *MonName = Monnam(mon);
655 #if 0 /*JP*//*
\93ú
\96{
\8cê
\82Å
\82Í
\95s
\97v*/
656 /* mon might be invisible; avoid "It pulls ... and absorbs it!" */
657 if (!strcmp(MonName, "It"))
658 MonName = "Something";
661 pline("%s pulls %s away from you and absorbs %s!", MonName,
662 yname(obj), (obj->quan > 1L) ? "them" : "it");
664 pline("%s
\82Í%s
\82ð
\88ø
\82Á
\82Ï
\82è
\8d\9e\82ñ
\82Å
\8bz
\8eû
\82µ
\82½
\81I", MonName,
668 const char *hand_s = body_part(HAND);
671 hand_s = makeplural(hand_s);
673 pline("%s %s pulled from your %s!", upstart(yname(obj)),
674 otense(obj, "are"), hand_s);
676 pline("%s
\82Í
\82 \82È
\82½
\82Ì%s
\82©
\82ç
\88ø
\82Á
\82Ï
\82è
\8d\9e\82Ü
\82ê
\82½
\81I", upstart(yname(obj)),
682 /* not carried; presumably thrown or kicked */
685 pline("%s absorbs %s!", Monnam(mon), yname(obj));
687 pline("%s
\82Í%s
\82ð
\8bz
\8eû
\82µ
\82½
\81I", Monnam(mon), yname(obj));
689 /* add to mon's inventory */
690 (void) mpickobj(mon, obj);
693 /* drop one object taken from a (possibly dead) monster's inventory */
695 mdrop_obj(mon, obj, verbosely)
700 int omx = mon->mx, omy = mon->my;
701 boolean update_mon = FALSE;
703 if (obj->owornmask) {
704 /* perform worn item handling if the monster is still alive */
706 mon->misc_worn_check &= ~obj->owornmask;
708 /* don't charge for an owned saddle on dead steed (provided
709 that the hero is within the same shop at the time) */
710 } else if (mon->mtame && (obj->owornmask & W_SADDLE) && !obj->unpaid
711 && costly_spot(omx, omy)
712 /* being at costly_spot guarantees lev->roomno is not 0 */
713 && index(in_rooms(u.ux, u.uy, SHOPBASE),
714 levl[omx][omy].roomno)) {
717 /* this should be done even if the monster has died */
718 if (obj->owornmask & W_WEP)
719 setmnotwielded(mon, obj);
722 /* obj_no_longer_held(obj); -- done by place_object */
723 if (verbosely && cansee(omx, omy))
725 pline("%s drops %s.", Monnam(mon), distant_name(obj, doname));
727 pline("%s
\82Í%s
\82ð
\92u
\82¢
\82½
\81D", Monnam(mon), distant_name(obj, doname));
729 if (!flooreffects(obj, omx, omy, "fall")) {
731 if (!flooreffects(obj, omx, omy, "
\97\8e\82¿
\82é")) {
732 place_object(obj, omx, omy);
735 /* do this last, after placing obj on floor; removing steed's saddle
736 throws rider, possibly inflicting fatal damage and producing bones */
738 update_mon_intrinsics(mon, obj, FALSE, TRUE);
741 /* some monsters bypass the normal rules for moving between levels or
742 even leaving the game entirely; when that happens, prevent them from
743 taking the Amulet or invocation tools with them */
745 mdrop_special_objs(mon)
748 struct obj *obj, *otmp;
750 for (obj = mon->minvent; obj; obj = otmp) {
752 /* the Amulet, invocation tools, and Rider corpses resist even when
753 artifacts and ordinary objects are given 0% resistance chance */
754 if (obj_resists(obj, 0, 0)) {
755 obj_extract_self(obj);
756 mdrop_obj(mon, obj, FALSE);
761 /* release the objects the creature is carrying */
763 relobj(mtmp, show, is_pet)
766 boolean is_pet; /* If true, pet should keep wielded/worn items */
769 int omx = mtmp->mx, omy = mtmp->my;
771 /* vault guard's gold goes away rather than be dropped... */
772 if (mtmp->isgd && (otmp = findgold(mtmp->minvent)) != 0) {
773 if (canspotmon(mtmp))
775 pline("%s gold %s.", s_suffix(Monnam(mtmp)),
776 canseemon(mtmp) ? "vanishes" : "seems to vanish");
778 pline("%s
\82Ì
\8bà
\82Í
\8fÁ
\82¦
\82½%s
\81D", Monnam(mtmp),
779 canseemon(mtmp) ? "" : "
\82æ
\82¤
\82¾");
781 obj_extract_self(otmp);
782 obfree(otmp, (struct obj *) 0);
783 } /* isgd && has gold */
785 while ((otmp = (is_pet ? droppables(mtmp) : mtmp->minvent)) != 0) {
786 obj_extract_self(otmp);
787 mdrop_obj(mtmp, otmp, is_pet && flags.verbose);
790 if (show && cansee(omx, omy))