Source:Invent.c

Below is the full text to src/invent.c from NetHack 3.4.3. To link to a particular line, write [[invent.c#line123 ]], for example. 1.   /*	SCCS Id: @(#)invent.c	3.4	2003/12/02	*/ 2.   /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3.    /* NetHack may be freely redistributed. See license for details. */ 4.

5.   #include "hack.h"  6. 7.   #define NOINVSYM	'#' 8.   #define CONTAINED_SYM	'>'	/* designator for inside a container */ 9.    10.   #ifdef OVL1 11.  STATIC_DCL void NDECL(reorder_invent); 12.  STATIC_DCL boolean FDECL(mergable,(struct obj *,struct obj *)); 13.  STATIC_DCL void FDECL(invdisp_nothing, (const char *,const char *)); 14.  STATIC_DCL boolean FDECL(worn_wield_only, (struct obj *)); 15.  STATIC_DCL boolean FDECL(only_here, (struct obj *)); 16.  #endif /* OVL1 */ 17.  STATIC_DCL void FDECL(compactify,(char *)); 18.  STATIC_DCL boolean FDECL(taking_off, (const char *)); 19.  STATIC_DCL boolean FDECL(putting_on, (const char *)); 20.  STATIC_PTR int FDECL(ckunpaid,(struct obj *)); 21.  STATIC_PTR int FDECL(ckvalidcat,(struct obj *)); 22.  static char FDECL(display_pickinv, (const char *,BOOLEAN_P, long *)); 23.  #ifdef OVLB 24.  STATIC_DCL boolean FDECL(this_type_only, (struct obj *)); 25.  STATIC_DCL void NDECL(dounpaid); 26.  STATIC_DCL struct obj *FDECL(find_unpaid,(struct obj *,struct obj **)); 27.  STATIC_DCL void FDECL(menu_identify, (int)); 28.  STATIC_DCL boolean FDECL(tool_in_use, (struct obj *)); 29.  #endif /* OVLB */ 30.  STATIC_DCL char FDECL(obj_to_let,(struct obj *)); 31.   32.   #ifdef OVLB 33.   34.   static int lastinvnr = 51;	/* 0 ... 51 (never saved&restored) */ 35.   36.   #ifdef WIZARD 37.  /* wizards can wish for venom, which will become an invisible inventory 38.   * item without this. putting it in inv_order would mean venom would 39.   * suddenly become a choice for all the inventory-class commands, which 40.   * would probably cause mass confusion. the test for inventory venom 41.   * is only WIZARD and not wizard because the wizard can leave venom lying 42.   * around on a bones level for normal players to find. 43.   */  44.   static char venom_inv[] = { VENOM_CLASS, 0 };	/* (constant) */ 45.  #endif 46.   47.   void 48.  assigninvlet(otmp) 49.  register struct obj *otmp; 50.  {  51.   	boolean inuse[52]; 52.  	register int i;  53. register struct obj *obj; 54.   55.   #ifdef GOLDOBJ 56.          /* There is only one of these in inventory... */        57.           if (otmp->oclass == COIN_CLASS) { 58.  	    otmp->invlet = GOLD_SYM; 59.  	    return; 60.  	}  61.   #endif 62.   63.   	for(i = 0; i < 52; i++) inuse[i] = FALSE; 64.  	for(obj = invent; obj; obj = obj->nobj) if(obj != otmp) { 65.  		i = obj->invlet; 66.  		if('a' <= i && i <= 'z') inuse[i - 'a'] = TRUE; else 67.  		if('A' <= i && i <= 'Z') inuse[i - 'A' + 26] = TRUE; 68.  		if(i == otmp->invlet) otmp->invlet = 0; 69.  	}  70.   	if((i = otmp->invlet) &&  71.   	    (('a' <= i && i <= 'z') || ('A' <= i && i <= 'Z'))) 72.  		return; 73.  	for(i = lastinvnr+1; i != lastinvnr; i++) { 74.  		if(i == 52) { i = -1; continue; } 75.  		if(!inuse[i]) break; 76.  	}  77.   	otmp->invlet = (inuse[i] ? NOINVSYM :  78.   			(i < 26) ? ('a'+i) : ('A'+i-26)); 79.  	lastinvnr = i;  80. } 81.    82.   #endif /* OVLB */ 83.  #ifdef OVL1 84.   85.   /* note: assumes ASCII; toggling a bit puts lowercase in front of uppercase */ 86.  #define inv_rank(o) ((o)->invlet ^ 040) 87.   88.   /* sort the inventory; used by addinv and doorganize */ 89.  STATIC_OVL void 90.  reorder_invent 91.  {  92.   	struct obj *otmp, *prev, *next; 93.  	boolean need_more_sorting; 94.   95.   	do { 96.  	    /*  97.   	     * We expect at most one item to be out of order, so this 98.  	     * isn't nearly as inefficient as it may first appear. 99.  	     */  100.  	    need_more_sorting = FALSE; 101. 	    for (otmp = invent, prev = 0; otmp; ) { 102. 		next = otmp->nobj; 103. 		if (next && inv_rank(next) < inv_rank(otmp)) { 104. 		    need_more_sorting = TRUE; 105. 		    if (prev) prev->nobj = next; 106. 		    else      invent = next; 107. 		    otmp->nobj = next->nobj; 108. 		    next->nobj = otmp; 109. 		    prev = next; 110. 		} else { 111. 		    prev = otmp; 112. 		    otmp = next; 113. 		}  114.  	    }  115.  	} while (need_more_sorting); 116. }  117.   118.  #undef inv_rank 119.  120.  /* scan a list of objects to see whether another object will merge with 121.    one of them; used in pickup.c when all 52 inventory slots are in use, 122.    to figure out whether another object could still be picked up */ 123. struct obj * 124. merge_choice(objlist, obj) 125. struct obj *objlist, *obj; 126. {  127.  	struct monst *shkp; 128. 	int save_nocharge; 129.  130.  	if (obj->otyp == SCR_SCARE_MONSTER)	/* punt on these */ 131. 	    return (struct obj *)0; 132. 	/* if this is an item on the shop floor, the attributes it will 133. 	   have when carried are different from what they are now; prevent 134. 	   that from eliciting an incorrect result from mergable */ 135. 	save_nocharge = obj->no_charge; 136. 	if (objlist == invent && obj->where == OBJ_FLOOR &&  137.  		(shkp = shop_keeper(inside_shop(obj->ox, obj->oy))) != 0) { 138. 	    if (obj->no_charge) obj->no_charge = 0; 139. 	    /* A billable object won't have its `unpaid' bit set, so would 140. 	       erroneously seem to be a candidate to merge with a similar 141. 	       ordinary object. That's no good, because once it's really 142. 	       picked up, it won't merge after all. It might merge with 143. 	       another unpaid object, but we can't check that here (depends  144.  	       too much upon shk's bill) and if it doesn't merge it would 145. 	       end up in the '#' overflow inventory slot, so reject it now. */ 146.  	    else if (inhishop(shkp)) return (struct obj *)0; 147. 	}  148.  	while (objlist) { 149. 	    if (mergable(objlist, obj)) break; 150. 	    objlist = objlist->nobj; 151. 	}  152.  	obj->no_charge = save_nocharge; 153. 	return objlist; 154. }  155.   156.  /* merge obj with otmp and delete obj if types agree */ 157. int 158. merged(potmp, pobj) 159. struct obj **potmp, **pobj; 160. {  161.  	register struct obj *otmp = *potmp, *obj = *pobj; 162.  163.  	if(mergable(otmp, obj)) { 164. 		/* Approximate age: we do it this way because if we were to  165. * do it "accurately" (merge only when ages are identical) 166. 		 * we'd wind up never merging any corpses. 167. 		 * otmp->age = otmp->age*(1-proportion) + obj->age*proportion; 168. 		 *  169.  		 * Don't do the age manipulation if lit.  We would need 170. 		 * to stop the burn on both items, then merge the age, 171. 		 * then restart the burn. 172. 		 */  173.  		if (!obj->lamplit) 174. 		    otmp->age = ((otmp->age*otmp->quan) + (obj->age*obj->quan)) 175. 			    / (otmp->quan + obj->quan); 176.  177.  		otmp->quan += obj->quan; 178. #ifdef GOLDOBJ 179.                 /* temporary special case for gold objects!!!! */ 180.  #endif 181. 		if (otmp->oclass == COIN_CLASS) otmp->owt = weight(otmp); 182. 		else otmp->owt += obj->owt; 183. 		if(!otmp->onamelth && obj->onamelth) 184. 			otmp = *potmp = oname(otmp, ONAME(obj)); 185. 		obj_extract_self(obj); 186.  187.  		/* really should merge the timeouts */ 188. 		if (obj->lamplit) obj_merge_light_sources(obj, otmp); 189. 		if (obj->timed) obj_stop_timers(obj);	/* follows lights */ 190.  191.  		/* fixup for `#adjust' merging wielded darts, daggers, &c */ 192. 		if (obj->owornmask && carried(otmp)) { 193. 		    long wmask = otmp->owornmask | obj->owornmask; 194.  195.  		    /* Both the items might be worn in competing slots; 196. 		       merger preference (regardless of which is which): 197. 			 primary weapon + alternate weapon -> primary weapon; 198. 			 primary weapon + quiver -> primary weapon; 199. 			 alternate weapon + quiver -> alternate weapon. 200. 		       (Prior to 3.3.0, it was not possible for the two  201.  		       stacks to be worn in different slots and `obj'  202.  		       didn't need to be unworn when merging.) */ 203. 		    if (wmask & W_WEP) wmask = W_WEP; 204. 		    else if (wmask & W_SWAPWEP) wmask = W_SWAPWEP; 205. 		    else if (wmask & W_QUIVER) wmask = W_QUIVER; 206. 		    else { 207. 			impossible("merging strangely worn items (%lx)", wmask); 208. 			wmask = otmp->owornmask; 209. 		    }  210.  		    if ((otmp->owornmask & ~wmask) != 0L) setnotworn(otmp); 211. 		    setworn(otmp, wmask); 212. 		    setnotworn(obj); 213. 		}  214.  #if 0 215. 		/* (this should not be necessary, since items  216.  		    already in a monster's inventory don't ever get  217.  		    merged into other objects [only vice versa]) */ 218. 		else if (obj->owornmask && mcarried(otmp)) { 219. 		    if (obj == MON_WEP(otmp->ocarry)) { 220. 			MON_WEP(otmp->ocarry) = otmp; 221. 			otmp->owornmask = W_WEP; 222. 		    }  223.  		}  224.  #endif /*0*/ 225.  226.  		obfree(obj,otmp);	/* free(obj), bill->otmp */ 227. 		return(1); 228. 	}  229.  	return 0; 230. }  231.   232.  /*  233.  Adjust hero intrinsics as if this object was being added to the hero's  234. inventory. Called _before_ the object has been added to the hero's 235. inventory. 236.  237.  This is called when adding objects to the hero's inventory normally (via  238.  addinv) or when an object in the hero's inventory has been polymorphed 239. in-place. 240.  241.  It may be valid to merge this code with with addinv_core2. 242. */  243.  void 244. addinv_core1(obj) 245. struct obj *obj; 246. {  247.  	if (obj->oclass == COIN_CLASS) { 248. #ifndef GOLDOBJ 249. 		u.ugold += obj->quan; 250. #else 251. 		flags.botl = 1; 252. #endif 253. 	} else if (obj->otyp == AMULET_OF_YENDOR) { 254. 		if (u.uhave.amulet) impossible("already have amulet?"); 255. 		u.uhave.amulet = 1; 256. 	} else if (obj->otyp == CANDELABRUM_OF_INVOCATION) { 257. 		if (u.uhave.menorah) impossible("already have candelabrum?"); 258. 		u.uhave.menorah = 1; 259. 	} else if (obj->otyp == BELL_OF_OPENING) { 260. 		if (u.uhave.bell) impossible("already have silver bell?"); 261. 		u.uhave.bell = 1; 262. 	} else if (obj->otyp == SPE_BOOK_OF_THE_DEAD) { 263. 		if (u.uhave.book) impossible("already have the book?"); 264. 		u.uhave.book = 1; 265. 	} else if (obj->oartifact) { 266. 		if (is_quest_artifact(obj)) { 267. 		    if (u.uhave.questart) 268. 			impossible("already have quest artifact?"); 269. 		    u.uhave.questart = 1; 270. 		    artitouch; 271. 		}  272.  		set_artifact_intrinsic(obj, 1, W_ART); 273. 	}  274.  }  275.   276.  /*  277.  Adjust hero intrinsics as if this object was being added to the hero's  278. inventory. Called _after_ the object has been added to the hero's 279. inventory. 280.  281.  This is called when adding objects to the hero's inventory normally (via  282.  addinv) or when an object in the hero's inventory has been polymorphed 283. in-place. 284. */  285.  void 286. addinv_core2(obj) 287. struct obj *obj; 288. {  289.  	if (confers_luck(obj)) { 290. 		/* new luckstone must be in inventory by this point 291. 		 * for correct calculation */ 292. 		set_moreluck; 293. 	}  294.  }  295.   296.  /*  297.  Add obj to the hero's inventory. Make sure the object is "free". 298. Adjust hero attributes as necessary. 299. */  300.  struct obj * 301. addinv(obj) 302. struct obj *obj; 303. {  304.  	struct obj *otmp, *prev; 305.  306.  	if (obj->where != OBJ_FREE) 307. 	    panic("addinv: obj not free"); 308. 	obj->no_charge = 0;	/* not meaningful for invent */ 309.  310.  	addinv_core1(obj); 311. #ifndef GOLDOBJ 312. 	/* if handed gold, we're done */ 313. 	if (obj->oclass == COIN_CLASS) 314. 	    return obj; 315. #endif 316.  317.  	/* merge if possible; find end of chain in the process */ 318. 	for (prev = 0, otmp = invent; otmp; prev = otmp, otmp = otmp->nobj) 319. 	    if (merged(&otmp, &obj)) { 320. 		obj = otmp; 321. 		goto added; 322. 	    }  323.  	/* didn't merge, so insert into chain */ 324. 	if (flags.invlet_constant || !prev) { 325. 	    if (flags.invlet_constant) assigninvlet(obj); 326. 	    obj->nobj = invent;		/* insert at beginning */ 327. 	    invent = obj; 328. 	    if (flags.invlet_constant) reorder_invent; 329. 	} else { 330. 	    prev->nobj = obj;		/* insert at end */ 331. 	    obj->nobj = 0; 332. 	}  333.  	obj->where = OBJ_INVENT; 334.  335.  added: 336. 	addinv_core2(obj); 337. 	carry_obj_effects(obj);		/* carrying affects the obj */ 338. 	update_inventory; 339. 	return(obj); 340. }  341.   342.  /*  343.   * Some objects are affected by being carried. 344.  * Make those adjustments here. Called _after_ the object 345.  * has been added to the hero's or monster's inventory, 346.  * and after hero's intrinsics have been updated. 347.  */  348.  void 349. carry_obj_effects(obj) 350. struct obj *obj; 351. {  352.  	/* Cursed figurines can spontaneously transform 353. 	   when carried. */ 354.  	if (obj->otyp == FIGURINE) { 355. 		if (obj->cursed  356.  	    	    && obj->corpsenm != NON_PM  357.  	    	    && !dead_species(obj->corpsenm,TRUE)) { 358. 			attach_fig_transform_timeout(obj); 359. 		    }  360.  	}  361.  }  362.   363.  #endif /* OVL1 */ 364. #ifdef OVLB 365.  366.  /* Add an item to the inventory unless we're fumbling or it refuses to be  367. * held (via touch_artifact), and give a message. 368.  * If there aren't any free inventory slots, we'll drop it instead. 369.  * If both success and failure messages are NULL, then we're just doing the 370.  * fumbling/slot-limit checking for a silent grab. In any case, 371.  * touch_artifact will print its own messages if they are warranted. 372.  */  373.  struct obj * 374. hold_another_object(obj, drop_fmt, drop_arg, hold_msg) 375. struct obj *obj; 376. const char *drop_fmt, *drop_arg, *hold_msg; 377. {  378.  	char buf[BUFSZ]; 379.  380.  	if (!Blind) obj->dknown = 1;	/* maximize mergibility */ 381. 	if (obj->oartifact) { 382. 	    /* place_object may change these */ 383. 	    boolean crysknife = (obj->otyp == CRYSKNIFE); 384. 	    int oerode = obj->oerodeproof; 385. 	    boolean wasUpolyd = Upolyd; 386.  387.  	    /* in case touching this object turns out to be fatal */ 388. 	    place_object(obj, u.ux, u.uy); 389.  390.  	    if (!touch_artifact(obj, &youmonst)) { 391. 		obj_extract_self(obj);	/* remove it from the floor */ 392. 		dropy(obj);		/* now put it back again :-) */  393.  		return obj;  394.  	    } else if (wasUpolyd && !Upolyd) {  395.  		/* loose your grip if you revert your form */  396.  		if (drop_fmt) pline(drop_fmt, drop_arg);  397.  		obj_extract_self(obj);  398.  		dropy(obj);  399.  		return obj;  400.  	    }  401.  	    obj_extract_self(obj);  402.  	    if (crysknife) {  403.  		obj->otyp = CRYSKNIFE;  404.  		obj->oerodeproof = oerode;  405.  	    }  406.  	}  407.  	if (Fumbling) {  408.  	    if (drop_fmt) pline(drop_fmt, drop_arg);  409.  	    dropy(obj);  410.  	} else {  411.  	    long oquan = obj->quan;  412.  	    int prev_encumbr = near_capacity;	/* before addinv */  413.   414.  	    /* encumbrance only matters if it would now become worse  415.  	       than max( current_value, stressed ) */  416.  	    if (prev_encumbr < MOD_ENCUMBER) prev_encumbr = MOD_ENCUMBER;  417. /* addinv may redraw the entire inventory, overwriting 418. 	       drop_arg when it comes from something like doname */ 419. 	    if (drop_arg) drop_arg = strcpy(buf, drop_arg); 420.  421.  	    obj = addinv(obj); 422. 	    if (inv_cnt > 52  423.  		    || ((obj->otyp != LOADSTONE || !obj->cursed) 424. 			&& near_capacity > prev_encumbr)) { 425. 		if (drop_fmt) pline(drop_fmt, drop_arg); 426. 		/* undo any merge which took place */ 427. 		if (obj->quan > oquan) obj = splitobj(obj, oquan); 428. 		dropx(obj); 429. 	    } else { 430. 		if (flags.autoquiver && !uquiver && !obj->owornmask &&  431.  			(is_missile(obj) || 432. 			    ammo_and_launcher(obj, uwep) || 433. 			    ammo_and_launcher(obj, uswapwep))) 434. 		    setuqwep(obj); 435. 		if (hold_msg || drop_fmt) prinv(hold_msg, obj, oquan); 436. 	    }  437.  	}  438.  	return obj; 439. }  440.   441.  /* useup all of an item regardless of its quantity */ 442. void 443. useupall(obj) 444. struct obj *obj; 445. {  446.  	setnotworn(obj); 447. 	freeinv(obj); 448. 	obfree(obj, (struct obj *)0);	/* deletes contents also */ 449. }  450.   451.  void 452. useup(obj) 453. register struct obj *obj; 454. {  455.  	/*  Note:  This works correctly for containers because they */ 456. 	/*	   (containers) don't merge. */ 457.  	if (obj->quan > 1L) { 458. 		obj->in_use = FALSE;	/* no longer in use */ 459. 		obj->quan--; 460. 		obj->owt = weight(obj); 461. 		update_inventory; 462. 	} else { 463. 		useupall(obj); 464. 	}  465.  }  466.   467.  /* use one charge from an item and possibly incur shop debt for it */ 468. void 469. consume_obj_charge(obj, maybe_unpaid) 470. struct obj *obj; 471. boolean maybe_unpaid;	/* false if caller handles shop billing */ 472. {  473.  	if (maybe_unpaid) check_unpaid(obj); 474. 	obj->spe -= 1; 475. 	if (obj->known) update_inventory; 476. }  477.   478.  #endif /* OVLB */ 479. #ifdef OVL3 480.  481.  /*  482.  Adjust hero's attributes as if this object was being removed from the 483. hero's inventory. This should only be called from freeinv and 484. where we are polymorphing an object already in the hero's inventory. 485.  486.  Should think of a better name...  487. */ 488.  void 489. freeinv_core(obj) 490. struct obj *obj; 491. {  492.  	if (obj->oclass == COIN_CLASS) { 493. #ifndef GOLDOBJ 494. 		u.ugold -= obj->quan; 495. 		obj->in_use = FALSE; 496. #endif 497. 		flags.botl = 1; 498. 		return; 499. 	} else if (obj->otyp == AMULET_OF_YENDOR) { 500. 		if (!u.uhave.amulet) impossible("don't have amulet?"); 501. 		u.uhave.amulet = 0; 502. 	} else if (obj->otyp == CANDELABRUM_OF_INVOCATION) { 503. 		if (!u.uhave.menorah) impossible("don't have candelabrum?"); 504. 		u.uhave.menorah = 0; 505. 	} else if (obj->otyp == BELL_OF_OPENING) { 506. 		if (!u.uhave.bell) impossible("don't have silver bell?"); 507. 		u.uhave.bell = 0; 508. 	} else if (obj->otyp == SPE_BOOK_OF_THE_DEAD) { 509. 		if (!u.uhave.book) impossible("don't have the book?"); 510. 		u.uhave.book = 0; 511. 	} else if (obj->oartifact) { 512. 		if (is_quest_artifact(obj)) { 513. 		    if (!u.uhave.questart) 514. 			impossible("don't have quest artifact?"); 515. 		    u.uhave.questart = 0; 516. 		}  517.  		set_artifact_intrinsic(obj, 0, W_ART); 518. 	}  519.   520.  	if (obj->otyp == LOADSTONE) { 521. 		curse(obj); 522. 	} else if (confers_luck(obj)) { 523. 		set_moreluck; 524. 		flags.botl = 1; 525. 	} else if (obj->otyp == FIGURINE && obj->timed) { 526. 		(void) stop_timer(FIG_TRANSFORM, (genericptr_t) obj); 527. 	}  528.  }  529.   530.  /* remove an object from the hero's inventory */ 531. void 532. freeinv(obj) 533. register struct obj *obj; 534. {  535.  	extract_nobj(obj, &invent); 536. 	freeinv_core(obj); 537. 	update_inventory; 538. }  539.   540.  void 541. delallobj(x, y)  542. int x, y; 543. { 544.  	struct obj *otmp, *otmp2; 545.  546.  	for (otmp = level.objects[x][y]; otmp; otmp = otmp2) { 547. 		if (otmp == uball) 548. 			unpunish; 549. 		/* after unpunish, or might get deallocated chain */ 550. 		otmp2 = otmp->nexthere; 551. 		if (otmp == uchain) 552. 			continue; 553. 		delobj(otmp); 554. 	}  555.  }  556.   557.  #endif /* OVL3 */ 558. #ifdef OVL2 559.  560.  /* destroy object in fobj chain (if unpaid, it remains on the bill) */ 561. void 562. delobj(obj) 563. register struct obj *obj; 564. {  565.  	boolean update_map; 566.  567.  	if (obj->otyp == AMULET_OF_YENDOR ||  568.  			obj->otyp == CANDELABRUM_OF_INVOCATION ||  569.  			obj->otyp == BELL_OF_OPENING ||  570.  			obj->otyp == SPE_BOOK_OF_THE_DEAD) { 571. 		/* player might be doing something stupid, but we  572. * can't guarantee that. assume special artifacts 573. 		 * are indestructible via drawbridges, and exploding 574. 		 * chests, and golem creation, and ...  575. */ 576.  		return; 577. 	}  578.  	update_map = (obj->where == OBJ_FLOOR); 579. 	obj_extract_self(obj); 580. 	if (update_map) newsym(obj->ox, obj->oy); 581. 	obfree(obj, (struct obj *) 0);	/* frees contents also */ 582. }  583.   584.  #endif /* OVL2 */ 585. #ifdef OVL0 586.  587.  struct obj * 588. sobj_at(n,x,y) 589. register int n, x, y;  590. { 591.  	register struct obj *otmp; 592.  593.  	for(otmp = level.objects[x][y]; otmp; otmp = otmp->nexthere) 594. 		if(otmp->otyp == n)  595. return(otmp); 596. 	return((struct obj *)0); 597. }  598.   599.  #endif /* OVL0 */ 600. #ifdef OVLB 601.  602.  struct obj * 603. carrying(type) 604. register int type; 605. {  606.  	register struct obj *otmp; 607.  608.  	for(otmp = invent; otmp; otmp = otmp->nobj) 609. 		if(otmp->otyp == type) 610. 			return(otmp); 611. 	return((struct obj *) 0); 612. }  613.   614.  const char * 615. currency(amount) 616. long amount; 617. {  618.  	if (amount == 1L) return "zorkmid"; 619. 	else return "zorkmids"; 620. }  621.   622.  boolean 623. have_lizard 624. {  625.  	register struct obj *otmp; 626.  627.  	for(otmp = invent; otmp; otmp = otmp->nobj) 628. 		if(otmp->otyp == CORPSE && otmp->corpsenm == PM_LIZARD) 629. 			return(TRUE); 630. 	return(FALSE); 631. }  632.   633.  struct obj * 634. o_on(id, objchn) 635. unsigned int id; 636. register struct obj *objchn; 637. {  638.  	struct obj *temp; 639.  640.  	while(objchn) { 641. 		if(objchn->o_id == id) return(objchn); 642. 		if (Has_contents(objchn) && (temp = o_on(id,objchn->cobj))) 643. 			return temp; 644. 		objchn = objchn->nobj; 645. 	}  646.  	return((struct obj *) 0); 647. }  648.   649.  boolean 650. obj_here(obj, x, y)  651. register struct obj *obj; 652. int x, y;  653. { 654.  	register struct obj *otmp; 655.  656.  	for(otmp = level.objects[x][y]; otmp; otmp = otmp->nexthere) 657. 		if(obj == otmp) return(TRUE); 658. 	return(FALSE); 659. }  660.   661.  #endif /* OVLB */ 662. #ifdef OVL2 663.  664.  struct obj * 665. g_at(x,y) 666. register int x, y;  667. { 668.  	register struct obj *obj = level.objects[x][y]; 669. 	while(obj) { 670. 	    if (obj->oclass == COIN_CLASS) return obj; 671. 	    obj = obj->nexthere; 672. 	}  673.  	return((struct obj *)0); 674. }  675.   676.  #endif /* OVL2 */ 677. #ifdef OVLB 678. #ifndef GOLDOBJ 679. /* Make a gold object from the hero's gold. */ 680.  struct obj * 681. mkgoldobj(q) 682. register long q;  683. { 684.  	register struct obj *otmp; 685.  686.  	otmp = mksobj(GOLD_PIECE, FALSE, FALSE); 687. 	u.ugold -= q;  688. otmp->quan = q; 689. otmp->owt = weight(otmp); 690. 	flags.botl = 1; 691. 	return(otmp); 692. }  693.  #endif 694. #endif /* OVLB */ 695. #ifdef OVL1 696.  697.  STATIC_OVL void 698. compactify(buf) 699. register char *buf; 700. /* compact a string of inventory letters by dashing runs of letters */ 701. {  702.  	register int i1 = 1, i2 = 1; 703. 	register char ilet, ilet1, ilet2; 704.  705.  	ilet2 = buf[0]; 706. 	ilet1 = buf[1]; 707. 	buf[++i2] = buf[++i1]; 708. 	ilet = buf[i1]; 709. 	while(ilet) { 710. 		if(ilet == ilet1+1) { 711. 			if(ilet1 == ilet2+1) 712. 				buf[i2 - 1] = ilet1 = '-'; 713. 			else if(ilet2 == '-') { 714. 				buf[i2 - 1] = ++ilet1; 715. 				buf[i2] = buf[++i1]; 716. 				ilet = buf[i1]; 717. 				continue; 718. 			}  719.  		}  720.  		ilet2 = ilet1; 721. 		ilet1 = ilet; 722. 		buf[++i2] = buf[++i1]; 723. 		ilet = buf[i1]; 724. 	}  725.  }  726.   727.  /* match the prompt for either 'T' or 'R' command */ 728. STATIC_OVL boolean 729. taking_off(action) 730. const char *action; 731. {  732.      return !strcmp(action, "take off") || !strcmp(action, "remove"); 733. }  734.   735.  /* match the prompt for either 'W' or 'P' command */ 736. STATIC_OVL boolean 737. putting_on(action) 738. const char *action; 739. {  740.      return !strcmp(action, "wear") || !strcmp(action, "put on"); 741. }  742.   743.  /*  744.   * getobj returns: 745.  *	struct obj *xxx:	object to do something with. 746.  *	(struct obj *) 0	error return: no object. 747.  *	&zeroobj		explicitly no object (as in w-). 748. #ifdef GOLDOBJ 749. !!!! test if gold can be used in unusual ways (eaten etc.) 750. !!!! may be able to remove "usegold" 751. #endif 752.  */  753.  struct obj * 754. getobj(let,word) 755. register const char *let,*word; 756. {  757.  	register struct obj *otmp; 758. 	register char ilet; 759. 	char buf[BUFSZ], qbuf[QBUFSZ]; 760. 	char lets[BUFSZ], altlets[BUFSZ], *ap; 761. 	register int foo = 0; 762. 	register char *bp = buf; 763. 	xchar allowcnt = 0;	/* 0, 1 or 2 */ 764. #ifndef GOLDOBJ 765. 	boolean allowgold = FALSE;	/* can't use gold because they don't have any */ 766. #endif 767. 	boolean usegold = FALSE;	/* can't use gold because its illegal */ 768. 	boolean allowall = FALSE; 769. 	boolean allownone = FALSE; 770. 	boolean useboulder = FALSE; 771. 	xchar foox = 0; 772. 	long cnt; 773. 	boolean prezero = FALSE; 774. 	long dummymask; 775.  776.  	if(*let == ALLOW_COUNT) let++, allowcnt = 1; 777. #ifndef GOLDOBJ 778. 	if(*let == COIN_CLASS) let++, 779. 		usegold = TRUE, allowgold = (u.ugold ? TRUE : FALSE); 780. #else 781. 	if(*let == COIN_CLASS) let++, usegold = TRUE; 782. #endif 783.  784.  	/* Equivalent of an "ugly check" for gold */ 785. 	if (usegold && !strcmp(word, "eat") &&  786.  	    (!metallivorous(youmonst.data) 787. 	     || youmonst.data == &mons[PM_RUST_MONSTER])) 788. #ifndef GOLDOBJ 789. 		usegold = allowgold = FALSE; 790. #else 791. 		usegold = FALSE; 792. #endif 793.  794.  	if(*let == ALL_CLASSES) let++, allowall = TRUE; 795. 	if(*let == ALLOW_NONE) let++, allownone = TRUE; 796. 	/* "ugly check" for reading fortune cookies, part 1 */ 797. 	/* The normal 'ugly check' keeps the object on the inventory list. 798. 	 * We don't want to do that for shirts/cookies, so the check for 799. 	 * them is handled a bit differently (and also requires that we set  800.  	 * allowall in the caller) 801. 	 */  802.  	if(allowall && !strcmp(word, "read")) allowall = FALSE; 803.  804.  	/* another ugly check: show boulders (not statues) */ 805. 	if(*let == WEAPON_CLASS &&  806.  	   !strcmp(word, "throw") && throws_rocks(youmonst.data)) 807. 	    useboulder = TRUE; 808.  809.  	if(allownone) *bp++ = '-'; 810. #ifndef GOLDOBJ 811. 	if(allowgold) *bp++ = def_oc_syms[COIN_CLASS]; 812. #endif 813. 	if(bp > buf && bp[-1] == '-') *bp++ = ' '; 814. 	ap = altlets; 815.  816.  	ilet = 'a'; 817. 	for (otmp = invent; otmp; otmp = otmp->nobj) { 818. 	    if (!flags.invlet_constant) 819. #ifdef GOLDOBJ 820. 		if (otmp->invlet != GOLD_SYM) /* don't reassign this */ 821. #endif 822. 		otmp->invlet = ilet;	/* reassign */ 823. 	    if (!*let || index(let, otmp->oclass)  824.  #ifdef GOLDOBJ  825.  		|| (usegold && otmp->invlet == GOLD_SYM)  826.  #endif  827.  		|| (useboulder && otmp->otyp == BOULDER)  828.  		) { 829. 		register int otyp = otmp->otyp; 830. 		bp[foo++] = otmp->invlet; 831.  832.  		/* ugly check: remove inappropriate things */ 833. 		if ((taking_off(word) && 834. 		    (!(otmp->owornmask & (W_ARMOR | W_RING | W_AMUL | W_TOOL))  835.  		     || (otmp==uarm && uarmc)  836.  #ifdef TOURIST  837.  		     || (otmp==uarmu && (uarm || uarmc))  838.  #endif  839.  		    ))  840.  		|| (putting_on(word) && 841. 		     (otmp->owornmask & (W_ARMOR | W_RING | W_AMUL | W_TOOL)))  842.  							/* already worn */  843.  #if 0	/* 3.4.1 -- include currently wielded weapon among the choices */  844.  		|| (!strcmp(word, "wield") && 845. 		    (otmp->owornmask & W_WEP))  846.  #endif  847.  		|| (!strcmp(word, "ready") && 848. 		    (otmp == uwep || (otmp == uswapwep && u.twoweap)))  849.  		    ) { 850. 			foo--; 851. 			foox++; 852. 		}  853.   854.  		/* Second ugly check; unlike the first it won't trigger an  855. * "else" in "you don't have anything else to ___". 856. 		 */  857.  		else if ((putting_on(word) && 858. 		    ((otmp->oclass == FOOD_CLASS && otmp->otyp != MEAT_RING) ||  859.  		    (otmp->oclass == TOOL_CLASS && 860. 		     otyp != BLINDFOLD && otyp != TOWEL && otyp != LENSES)))  861.  		|| (!strcmp(word, "wield") && 862. 		    (otmp->oclass == TOOL_CLASS && !is_weptool(otmp)))  863.  		|| (!strcmp(word, "eat") && !is_edible(otmp))  864.  		|| (!strcmp(word, "sacrifice") && 865. 		    (otyp != CORPSE &&  866.  		     otyp != AMULET_OF_YENDOR && otyp != FAKE_AMULET_OF_YENDOR))  867.  		|| (!strcmp(word, "write with") && 868. 		    (otmp->oclass == TOOL_CLASS &&  869.  		     otyp != MAGIC_MARKER && otyp != TOWEL))  870.  		|| (!strcmp(word, "tin") && 871. 		    (otyp != CORPSE || !tinnable(otmp)))  872.  		|| (!strcmp(word, "rub") && 873. 		    ((otmp->oclass == TOOL_CLASS && 874. 		      otyp != OIL_LAMP && otyp != MAGIC_LAMP && 875. 		      otyp != BRASS_LANTERN) ||  876.  		     (otmp->oclass == GEM_CLASS && !is_graystone(otmp))))  877.  		|| (!strncmp(word, "rub on the stone", 16) && 878. 		    *let == GEM_CLASS &&	/* using known touchstone */ 879. 		    otmp->dknown && objects[otyp].oc_name_known)  880.  		|| ((!strcmp(word, "use or apply") ||  881.  			!strcmp(word, "untrap with")) && 882. 		     /* Picks, axes, pole-weapons, bullwhips */ 883. 		    ((otmp->oclass == WEAPON_CLASS && !is_pick(otmp) && 884. 		      !is_axe(otmp) && !is_pole(otmp) && otyp != BULLWHIP) ||  885.  		     (otmp->oclass == POTION_CLASS && 886. 		     /* only applicable potion is oil, and it will only 887. 			be offered as a choice when already discovered */ 888. 		     (otyp != POT_OIL || !otmp->dknown ||  889.  		      !objects[POT_OIL].oc_name_known)) ||  890.  		     (otmp->oclass == FOOD_CLASS && 891. 		      otyp != CREAM_PIE && otyp != EUCALYPTUS_LEAF) ||  892.  		     (otmp->oclass == GEM_CLASS && !is_graystone(otmp))))  893.  		|| (!strcmp(word, "invoke") && 894. 		    (!otmp->oartifact && !objects[otyp].oc_unique &&  895.  		     (otyp != FAKE_AMULET_OF_YENDOR || otmp->known) &&  896.  		     otyp != CRYSTAL_BALL &&	/* #invoke synonym for apply */  897.  		   /* note: presenting the possibility of invoking non-artifact  898.  		      mirrors and/or lamps is a simply a cruel deception... */  899.  		     otyp != MIRROR && otyp != MAGIC_LAMP &&  900.  		     (otyp != OIL_LAMP ||	/* don't list known oil lamp */ 901. 		      (otmp->dknown && objects[OIL_LAMP].oc_name_known))))  902.  		|| (!strcmp(word, "untrap with") && 903. 		    (otmp->oclass == TOOL_CLASS && otyp != CAN_OF_GREASE))  904.  		|| (!strcmp(word, "charge") && !is_chargeable(otmp))  905.  		    ) 906. 			foo--; 907. 		/* ugly check for unworn armor that can't be worn */ 908. 		else if (putting_on(word) && *let == ARMOR_CLASS &&  909.  			 !canwearobj(otmp, &dummymask, FALSE)) { 910. 			foo--; 911. 			allowall = TRUE; 912. 			*ap++ = otmp->invlet; 913. 		}  914.  	    } else { 915.  916.  		/* "ugly check" for reading fortune cookies, part 2 */ 917. 		if ((!strcmp(word, "read") && 918. 		    (otmp->otyp == FORTUNE_COOKIE  919.  #ifdef TOURIST  920.  			|| otmp->otyp == T_SHIRT  921.  #endif  922.  		    ))) 923. 			allowall = TRUE; 924. 	    }  925.   926.  	    if(ilet == 'z') ilet = 'A'; else ilet++; 927. 	}  928.  	bp[foo] = 0; 929. 	if(foo == 0 && bp > buf && bp[-1] == ' ') *--bp = 0; 930. 	Strcpy(lets, bp);	/* necessary since we destroy buf */ 931. 	if(foo > 5)			/* compactify string */ 932. 		compactify(bp); 933. 	*ap = '\0'; 934.  935.  #ifndef GOLDOBJ 936. 	if(!foo && !allowall && !allowgold && !allownone) { 937. #else 938. 	if(!foo && !allowall && !allownone) { 939. #endif 940. 		You("don't have anything %sto %s.",  941.  			foox ? "else " : "", word); 942. 		return((struct obj *)0); 943. 	}  944.  	for { 945. 		cnt = 0; 946. 		if (allowcnt == 2) allowcnt = 1;  /* abort previous count */ 947. 		if(!buf[0]) { 948. 			Sprintf(qbuf, "What do you want to %s? [*]", word); 949. 		} else { 950. 			Sprintf(qbuf, "What do you want to %s? [%s or ?*]",  951.  				word, buf); 952. 		}  953.  #ifdef REDO 954. 		if (in_doagain) 955. 		    ilet = readchar; 956. 		else 957. #endif 958. 		    ilet = yn_function(qbuf, (char *)0, '\0'); 959. 		if(ilet == '0') prezero = TRUE; 960. 		while(digit(ilet) && allowcnt) { 961. #ifdef REDO 962. 			if (ilet != '?' && ilet != '*')	savech(ilet); 963. #endif 964. 			cnt = 10*cnt + (ilet - '0'); 965. 			allowcnt = 2;	/* signal presence of cnt */ 966. 			ilet = readchar; 967. 		}  968.  		if(digit(ilet)) { 969. 			pline("No count allowed with this command."); 970. 			continue; 971. 		}  972.  		if(index(quitchars,ilet)) { 973. 		    if(flags.verbose) 974. 			pline(Never_mind); 975. 		    return((struct obj *)0); 976. 		}  977.  		if(ilet == '-') { 978. 			return(allownone ? &zeroobj : (struct obj *) 0); 979. 		}  980.  		if(ilet == def_oc_syms[COIN_CLASS]) { 981. 			if (!usegold) { 982. 			    if (!strncmp(word, "rub on ", 7)) { 983. 				/* the dangers of building sentences... */ 984.  				You("cannot rub gold%s.", word + 3); 985. 			    } else { 986. 				You("cannot %s gold.", word); 987. 			    }  988.  			    return(struct obj *)0; 989. #ifndef GOLDOBJ 990. 			} else if (!allowgold) { 991. 				You("are not carrying any gold."); 992. 				return(struct obj *)0; 993. #endif 994. 			}  995.  			if(cnt == 0 && prezero) return((struct obj *)0); 996. 			/* Historic note: early Nethack had a bug which was 997. 			 * first reported for Larn, where trying to drop 2^32-n 998. 			 * gold pieces was allowed, and did interesting things 999. 			 * to your money supply. The LRS is the tax bureau 1000. 			 * from Larn. 1001. 			 */ 1002. 			if(cnt < 0) { 1003. 	pline_The("LRS would be very interested to know you have that much."); 1004. 				return(struct obj *)0; 1005. 			} 1006.  1007. #ifndef GOLDOBJ 1008. 			if(!(allowcnt == 2 && cnt < u.ugold)) 1009. 				cnt = u.ugold; 1010. 			return(mkgoldobj(cnt)); 1011. #endif 1012. 		} 1013. 		if(ilet == '?' || ilet == '*') { 1014. 		   char *allowed_choices = (ilet == '?') ? lets : (char *)0; 1015. 		   long ctmp = 0; 1016. 1017. 		    if (ilet == '?' && !*lets && *altlets) 1018. 			allowed_choices = altlets; 1019. 		   ilet = display_pickinv(allowed_choices, TRUE,  1020. 					   allowcnt ? &ctmp : (long *)0); 1021. 		   if(!ilet) continue; 1022. 		   if (allowcnt && ctmp >= 0) { 1023. 			cnt = ctmp; 1024. 			if (!cnt) prezero = TRUE; 1025. 			allowcnt = 2; 1026. 		   }  1027. 		    if(ilet == '\033') { 1028. 			if(flags.verbose) 1029. 			   pline(Never_mind); 1030. 			return((struct obj *)0); 1031. 		   }  1032. 		    /* they typed a letter (not a space) at the prompt */ 1033. 		} 1034. 		if(allowcnt == 2 && !strcmp(word,"throw")) { 1035. 		   /* permit counts for throwing gold, but don't accept 1036. 		    * counts for other things since the throw code will 1037. 		    * split off a single item anyway */ 1038. #ifdef GOLDOBJ 1039. 		   if (ilet != def_oc_syms[COIN_CLASS]) 1040. #endif 1041. 			allowcnt = 1; 1042. 		   if(cnt == 0 && prezero) return((struct obj *)0); 1043. 		   if(cnt > 1) { 1044. 			You("can only throw one item at a time."); 1045. 			continue; 1046. 		   }  1047. 		}  1048. #ifdef GOLDOBJ 1049. 		flags.botl = 1; /* May have changed the amount of money */ 1050. #endif 1051. #ifdef REDO 1052. 		savech(ilet); 1053. #endif 1054. 		for (otmp = invent; otmp; otmp = otmp->nobj) 1055. 			if (otmp->invlet == ilet) break; 1056. 		if(!otmp) { 1057. 			You("don't have that object."); 1058. #ifdef REDO 1059. 			if (in_doagain) return((struct obj *) 0); 1060. #endif 1061. 			continue; 1062. 		} else if (cnt < 0 || otmp->quan < cnt) { 1063. 			You("don't have that many! You have only %ld.",  1064. 			    otmp->quan); 1065. #ifdef REDO 1066. 			if (in_doagain) return((struct obj *) 0); 1067. #endif 1068. 			continue; 1069. 		} 1070. 		break; 1071. 	} 1072. 	if(!allowall && let && !index(let,otmp->oclass)  1073. #ifdef GOLDOBJ  1074. 	   && !(usegold && otmp->oclass == COIN_CLASS)  1075. #endif  1076. 	   ) { 1077. 		silly_thing(word, otmp); 1078. 		return((struct obj *)0); 1079. 	} 1080. 	if(allowcnt == 2) {	/* cnt given */ 1081. 	   if(cnt == 0) return (struct obj *)0; 1082. 	   if(cnt != otmp->quan) { 1083. 		/* don't split a stack of cursed loadstones */ 1084. 		if (otmp->otyp == LOADSTONE && otmp->cursed) 1085. 		   /* kludge for canletgo's can't-drop-this message */ 1086. 		   otmp->corpsenm = (int) cnt; 1087. 		else 1088. 		   otmp = splitobj(otmp, cnt); 1089. 	   }  1090. 	}  1091. 	return(otmp); 1092. } 1093.  1094. void 1095. silly_thing(word, otmp) 1096. const char *word; 1097. struct obj *otmp; 1098. { 1099. 	const char *s1, *s2, *s3, *what; 1100. 	int ocls = otmp->oclass, otyp = otmp->otyp; 1101. 1102. 	s1 = s2 = s3 = 0; 1103. 	/* check for attempted use of accessory commands ('P','R') on armor 1104. 	  and for corresponding armor commands ('W','T') on accessories */ 1105. 	if (ocls == ARMOR_CLASS) { 1106. 	   if (!strcmp(word, "put on")) 1107. 		s1 = "W", s2 = "wear", s3 = ""; 1108. 	   else if (!strcmp(word, "remove")) 1109. 		s1 = "T", s2 = "take", s3 = " off"; 1110. 	} else if ((ocls == RING_CLASS || otyp == MEAT_RING) || 1111. 		ocls == AMULET_CLASS ||  1112. 		(otyp == BLINDFOLD || otyp == TOWEL || otyp == LENSES)) { 1113. 	   if (!strcmp(word, "wear")) 1114. 		s1 = "P", s2 = "put", s3 = " on"; 1115. 	   else if (!strcmp(word, "take off")) 1116. 		s1 = "R", s2 = "remove", s3 = ""; 1117. 	} 1118. 	if (s1) { 1119. 	   what = "that"; 1120. 	   /* quantity for armor and accessory objects is always 1, 1121. 	      but some things should be referred to as plural */ 1122. 	   if (otyp == LENSES || is_gloves(otmp) || is_boots(otmp)) 1123. 		what = "those"; 1124. 	   pline("Use the '%s' command to %s %s%s.", s1, s2, what, s3); 1125. 	} else { 1126. 	   pline(silly_thing_to, word); 1127. 	} 1128. }  1129.  1130. #endif /* OVL1 */ 1131. #ifdef OVLB 1132. 1133. STATIC_PTR int 1134. ckvalidcat(otmp) 1135. register struct obj *otmp; 1136. { 1137. 	/* use allow_category from pickup.c */ 1138. 	return((int)allow_category(otmp)); 1139. } 1140.  1141. STATIC_PTR int 1142. ckunpaid(otmp) 1143. register struct obj *otmp; 1144. { 1145. 	return((int)(otmp->unpaid)); 1146. } 1147.  1148. boolean 1149. wearing_armor 1150. { 1151. 	return((boolean)(uarm || uarmc || uarmf || uarmg || uarmh || uarms 1152. #ifdef TOURIST 1153. 		|| uarmu 1154. #endif 1155. 		)); 1156. }  1157.  1158. boolean 1159. is_worn(otmp) 1160. register struct obj *otmp; 1161. { 1162.     return((boolean)(!!(otmp->owornmask & (W_ARMOR | W_RING | W_AMUL | W_TOOL | 1163. #ifdef STEED 1164. 			W_SADDLE | 1165. #endif 1166. 			W_WEP | W_SWAPWEP | W_QUIVER)))); 1167. } 1168.  1169. static NEARDATA const char removeables[] = 1170. 	{ ARMOR_CLASS, WEAPON_CLASS, RING_CLASS, AMULET_CLASS, TOOL_CLASS, 0 }; 1171. 1172. /* interactive version of getobj - used for Drop, Identify and */ 1173. /* Takeoff (A). Return the number of times fn was called successfully */ 1174. /* If combo is TRUE, we just use this to get a category list */ 1175. int 1176. ggetobj(word, fn, mx, combo, resultflags) 1177. const char *word; 1178. int FDECL((*fn),(OBJ_P)), mx; 1179. boolean combo;		/* combination menu flag */ 1180. unsigned *resultflags; 1181. { 1182. 	int FDECL((*ckfn),(OBJ_P)) = (int FDECL((*),(OBJ_P))) 0; 1183. 	boolean FDECL((*filter),(OBJ_P)) = (boolean FDECL((*),(OBJ_P))) 0; 1184. 	boolean takeoff, ident, allflag, m_seen; 1185. 	int itemcount; 1186. #ifndef GOLDOBJ 1187. 	int oletct, iletct, allowgold, unpaid, oc_of_sym; 1188. #else 1189. 	int oletct, iletct, unpaid, oc_of_sym; 1190. #endif 1191. 	char sym, *ip, olets[MAXOCLASSES+5], ilets[MAXOCLASSES+5]; 1192. 	char extra_removeables[3+1];	/* uwep,uswapwep,uquiver */ 1193. 	char buf[BUFSZ], qbuf[QBUFSZ]; 1194. 1195. 	if (resultflags) *resultflags = 0; 1196. #ifndef GOLDOBJ 1197. 	allowgold = (u.ugold && !strcmp(word, "drop")) ? 1 : 0; 1198. #endif 1199. 	takeoff = ident = allflag = m_seen = FALSE; 1200. #ifndef GOLDOBJ 1201. 	if(!invent && !allowgold){ 1202. #else 1203. 	if(!invent){ 1204. #endif 1205. 		You("have nothing to %s.", word); 1206. 		return(0); 1207. 	} 1208. 	add_valid_menu_class(0);	/* reset */ 1209. 	if (taking_off(word)) { 1210. 	   takeoff = TRUE; 1211. 	   filter = is_worn; 1212. 	} else if (!strcmp(word, "identify")) { 1213. 	   ident = TRUE; 1214. 	   filter = not_fully_identified; 1215. 	} 1216.  1217. 	iletct = collect_obj_classes(ilets, invent,  1218. 				     	FALSE,  1219. #ifndef GOLDOBJ  1220. 					(allowgold != 0),  1221. #endif  1222. 					filter, &itemcount); 1223. 	unpaid = count_unpaid(invent); 1224. 1225. 	if (ident && !iletct) { 1226. 	   return -1;		/* no further identifications */ 1227. 	} else if (!takeoff && (unpaid || invent)) { 1228. 	   ilets[iletct++] = ' '; 1229. 	   if (unpaid) ilets[iletct++] = 'u'; 1230. 	   if (count_buc(invent, BUC_BLESSED))  ilets[iletct++] = 'B'; 1231. 	   if (count_buc(invent, BUC_UNCURSED)) ilets[iletct++] = 'U'; 1232. 	   if (count_buc(invent, BUC_CURSED))   ilets[iletct++] = 'C'; 1233. 	   if (count_buc(invent, BUC_UNKNOWN))  ilets[iletct++] = 'X'; 1234. 	   if (invent) ilets[iletct++] = 'a'; 1235. 	} else if (takeoff && invent) { 1236. 	   ilets[iletct++] = ' '; 1237. 	} 1238. 	ilets[iletct++] = 'i'; 1239. 	if (!combo) 1240. 	   ilets[iletct++] = 'm';	/* allow menu presentation on request */ 1241. 	ilets[iletct] = '\0'; 1242. 1243. 	for  { 1244. 	   Sprintf(qbuf,"What kinds of thing do you want to %s? [%s]",  1245. 		    word, ilets); 1246. 	   getlin(qbuf, buf); 1247. 	   if (buf[0] == '\033') return(0); 1248. 	   if (index(buf, 'i')) { 1249. 		if (display_inventory((char *)0, TRUE) == '\033') return 0; 1250. 	   } else 1251. 		break; 1252. 	} 1253.  1254. 	extra_removeables[0] = '\0'; 1255. 	if (takeoff) { 1256. 	   /* arbitrary types of items can be placed in the weapon slots 1257. 	      [any duplicate entries in extra_removeables[] won't matter] */ 1258. 	   if (uwep) (void)strkitten(extra_removeables, uwep->oclass); 1259. 	   if (uswapwep) (void)strkitten(extra_removeables, uswapwep->oclass); 1260. 	   if (uquiver) (void)strkitten(extra_removeables, uquiver->oclass); 1261. 	} 1262.  1263. 	ip = buf; 1264. 	olets[oletct = 0] = '\0'; 1265. 	while ((sym = *ip++) != '\0') { 1266. 	   if (sym == ' ') continue; 1267. 	   oc_of_sym = def_char_to_objclass(sym); 1268. 	   if (takeoff && oc_of_sym != MAXOCLASSES) { 1269. 		if (index(extra_removeables, oc_of_sym)) { 1270. 		   ;	/* skip rest of takeoff checks */ 1271. 		} else if (!index(removeables, oc_of_sym)) { 1272. 		   pline("Not applicable."); 1273. 		   return 0; 1274. 		} else if (oc_of_sym == ARMOR_CLASS && !wearing_armor) { 1275. 		   You("are not wearing any armor."); 1276. 		   return 0; 1277. 		} else if (oc_of_sym == WEAPON_CLASS && 1278. 			!uwep && !uswapwep && !uquiver) { 1279. 		   You("are not wielding anything."); 1280. 		   return 0; 1281. 		} else if (oc_of_sym == RING_CLASS && !uright && !uleft) { 1282. 		   You("are not wearing rings."); 1283. 		   return 0; 1284. 		} else if (oc_of_sym == AMULET_CLASS && !uamul) { 1285. 		   You("are not wearing an amulet."); 1286. 		   return 0; 1287. 		} else if (oc_of_sym == TOOL_CLASS && !ublindf) { 1288. 		   You("are not wearing a blindfold."); 1289. 		   return 0; 1290. 		} 1291. 	    }  1292.  1293. 	    if (oc_of_sym == COIN_CLASS && !combo) { 1294. #ifndef GOLDOBJ 1295. 		if (allowgold == 1) 1296. 		   (*fn)(mkgoldobj(u.ugold)); 1297. 		else if (!u.ugold) 1298. 		   You("have no gold."); 1299. 		allowgold = 2; 1300. #else 1301. 		flags.botl = 1; 1302. #endif 1303. 	   } else if (sym == 'a') { 1304. 		allflag = TRUE; 1305. 	   } else if (sym == 'A') { 1306. 		/* same as the default */ ; 1307. 	   } else if (sym == 'u') { 1308. 		add_valid_menu_class('u'); 1309. 		ckfn = ckunpaid; 1310. 	   } else if (sym == 'B') { 1311. 	   	add_valid_menu_class('B'); 1312. 	   	ckfn = ckvalidcat; 1313. 	   } else if (sym == 'U') { 1314. 	   	add_valid_menu_class('U'); 1315. 	   	ckfn = ckvalidcat; 1316. 	   } else if (sym == 'C') { 1317. 	   	add_valid_menu_class('C'); 1318. 		ckfn = ckvalidcat; 1319. 	   } else if (sym == 'X') { 1320. 	   	add_valid_menu_class('X'); 1321. 		ckfn = ckvalidcat; 1322. 	   } else if (sym == 'm') { 1323. 		m_seen = TRUE; 1324. 	   } else if (oc_of_sym == MAXOCLASSES) { 1325. 		You("don't have any %c's.", sym); 1326. 	   } else if (oc_of_sym != VENOM_CLASS) {	/* suppress venom */ 1327. 		if (!index(olets, oc_of_sym)) { 1328. 		   add_valid_menu_class(oc_of_sym); 1329. 		   olets[oletct++] = oc_of_sym; 1330. 		   olets[oletct] = 0; 1331. 		} 1332. 	    }  1333. 	}  1334.  1335. 	if (m_seen) 1336. 	   return (allflag || (!oletct && ckfn != ckunpaid)) ? -2 : -3; 1337. 	else if (flags.menu_style != MENU_TRADITIONAL && combo && !allflag) 1338. 	   return 0; 1339. #ifndef GOLDOBJ 1340. 	else if (allowgold == 2 && !oletct) 1341. 	   return 1;	/* you dropped gold (or at least tried to) */ 1342. 	else { 1343. #else 1344. 	else /*!!!! if (allowgold == 2 && !oletct) 1345. 	   !!!! return 1;	 you dropped gold (or at least tried to) 1346.            !!!! test gold dropping 1347. 	else*/ { 1348. #endif 1349. 	   int cnt = askchain(&invent, olets, allflag, fn, ckfn, mx, word); 1350. 	   /*  1351. 	     * askchain has already finished the job in this case 1352. 	    * so set a special flag to convey that back to the caller 1353. 	    * so that it won't continue processing. 1354. 	    * Fix for bug C331-1 reported by Irina Rempt-Drijfhout. 1355. 	    */  1356. 	    if (combo && allflag && resultflags) 1357. 		*resultflags |= ALL_FINISHED; 1358. 	   return cnt; 1359. 	} 1360. }  1361.  1362. /*  1363.  * Walk through the chain starting at objchn and ask for all objects 1364. * with olet in olets (if nonNULL) and satisfying ckfn (if nonnull) 1365. * whether the action in question (i.e., fn) has to be performed. 1366. * If allflag then no questions are asked. Max gives the max nr of 1367. * objects to be treated. Return the number of objects treated. 1368. */  1369. int 1370. askchain(objchn, olets, allflag, fn, ckfn, mx, word) 1371. struct obj **objchn; 1372. register int allflag, mx; 1373. register const char *olets, *word;	/* olets is an Obj Class char array */ 1374. register int FDECL((*fn),(OBJ_P)), FDECL((*ckfn),(OBJ_P)); 1375. { 1376. 	struct obj *otmp, *otmp2, *otmpo; 1377. 	register char sym, ilet; 1378. 	register int cnt = 0, dud = 0, tmp; 1379. 	boolean takeoff, nodot, ident, ininv; 1380. 	char qbuf[QBUFSZ]; 1381. 1382. 	takeoff = taking_off(word); 1383. 	ident = !strcmp(word, "identify"); 1384. 	nodot = (!strcmp(word, "nodot") || !strcmp(word, "drop") || 1385. 		 ident || takeoff); 1386. 	ininv = (*objchn == invent); 1387. 	/* Changed so the askchain is interrogated in the order specified. 1388. 	 * For example, if a person specifies =/ then first all rings will be 1389. * asked about followed by all wands -dgk 1390. 	 */ 1391. nextclass: 1392. 	ilet = 'a'-1; 1393. 	if (*objchn && (*objchn)->oclass == COIN_CLASS) 1394. 		ilet--;		/* extra iteration */ 1395. 	for (otmp = *objchn; otmp; otmp = otmp2) { 1396. 		if(ilet == 'z') ilet = 'A'; else ilet++; 1397. 		otmp2 = otmp->nobj; 1398. 		if (olets && *olets && otmp->oclass != *olets) continue; 1399. 		if (takeoff && !is_worn(otmp)) continue; 1400. 		if (ident && !not_fully_identified(otmp)) continue; 1401. 		if (ckfn && !(*ckfn)(otmp)) continue; 1402. 		if (!allflag) { 1403. 			Strcpy(qbuf, !ininv ? doname(otmp) : 1404. 				xprname(otmp, (char *)0, ilet, !nodot, 0L, 0L)); 1405. 			Strcat(qbuf, "?"); 1406. 			sym = (takeoff || ident || otmp->quan < 2L) ? 1407. 				nyaq(qbuf) : nyNaq(qbuf); 1408. 		} 1409. 		else	sym = 'y'; 1410. 1411. 		otmpo = otmp; 1412. 		if (sym == '#') { 1413. 		 /* Number was entered; split the object unless it corresponds 1414. 		   to 'none' or 'all'. 2 special cases: cursed loadstones and 1415. 		   welded weapons (eg, multiple daggers) will remain as merged 1416. 		   unit; done to avoid splitting an object that won't be  1417. droppable (even if we're picking up rather than dropping). 1418. 		 */  1419. 		    if (!yn_number) 1420. 			sym = 'n'; 1421. 		   else { 1422. 			sym = 'y'; 1423. 			if (yn_number < otmp->quan && !welded(otmp) && 1424. 			    (!otmp->cursed || otmp->otyp != LOADSTONE)) { 1425. 			   otmp = splitobj(otmp, yn_number); 1426. 			} 1427. 		    }  1428. 		}  1429. 		switch(sym){ 1430. 		case 'a': 1431. 			allflag = 1; 1432. 		case 'y': 1433. 			tmp = (*fn)(otmp); 1434. 			if(tmp < 0) { 1435. 			   if (otmp != otmpo) { 1436. 				/* split occurred, merge again */ 1437. 				(void) merged(&otmpo, &otmp); 1438. 			   }  1439. 			    goto ret; 1440. 			} 1441. 			cnt += tmp; 1442. 			if(--mx == 0) goto ret; 1443. 		case 'n': 1444. 			if(nodot) dud++; 1445. 		default: 1446. 			break; 1447. 		case 'q': 1448. 			/* special case for seffects */ 1449. 			if (ident) cnt = -1; 1450. 			goto ret; 1451. 		} 1452. 	}  1453. 	if (olets && *olets && *++olets) 1454. 		goto nextclass; 1455. 	if(!takeoff && (dud || cnt)) pline("That was all."); 1456. 	else if(!dud && !cnt) pline("No applicable objects."); 1457. ret: 1458. 	return(cnt); 1459. } 1460.  1461.  1462. /*  1463.  *	Object identification routines: 1464. */  1465.  1466. /* make an object actually be identified; no display updating */ 1467. void 1468. fully_identify_obj(otmp) 1469. struct obj *otmp; 1470. { 1471.     makeknown(otmp->otyp); 1472.    if (otmp->oartifact) discover_artifact((xchar)otmp->oartifact); 1473.    otmp->known = otmp->dknown = otmp->bknown = otmp->rknown = 1; 1474.    if (otmp->otyp == EGG && otmp->corpsenm != NON_PM) 1475. 	learn_egg_type(otmp->corpsenm); 1476. } 1477.  1478. /* ggetobj callback routine; identify an object and give immediate feedback */ 1479. int 1480. identify(otmp) 1481. struct obj *otmp; 1482. { 1483.     fully_identify_obj(otmp); 1484.    prinv((char *)0, otmp, 0L); 1485.    return 1; 1486. } 1487.  1488. /* menu of unidentified objects; select and identify up to id_limit of them */ 1489. STATIC_OVL void 1490. menu_identify(id_limit) 1491. int id_limit; 1492. { 1493.     menu_item *pick_list; 1494.    int n, i, first = 1; 1495.    char buf[BUFSZ]; 1496.    /* assumptions:  id_limit > 0 and at least one unID'd item is present */ 1497. 1498.     while (id_limit) { 1499. 	Sprintf(buf, "What would you like to identify %s?", 1500. 		first ? "first" : "next"); 1501. 	n = query_objlist(buf, invent, SIGNAL_NOMENU|USE_INVLET|INVORDER_SORT, 1502. 		&pick_list, PICK_ANY, not_fully_identified); 1503. 1504. 	if (n > 0) { 1505. 	   if (n > id_limit) n = id_limit; 1506. 	   for (i = 0; i < n; i++, id_limit--) 1507. 		(void) identify(pick_list[i].item.a_obj); 1508. 	   free((genericptr_t) pick_list); 1509. 	   mark_synch; /* Before we loop to pop open another menu */ 1510. 	} else { 1511. 	   if (n < 0) pline("That was all."); 1512. 	   id_limit = 0; /* Stop now */ 1513. 	} 1514. 	first = 0; 1515.    }  1516. }  1517.  1518. /* dialog with user to identify a given number of items; 0 means all */ 1519. void 1520. identify_pack(id_limit) 1521. int id_limit; 1522. { 1523.     struct obj *obj, *the_obj; 1524.    int n, unid_cnt; 1525. 1526.     unid_cnt = 0; 1527.    the_obj = 0;		/* if unid_cnt ends up 1, this will be it */ 1528.    for (obj = invent; obj; obj = obj->nobj) 1529. 	if (not_fully_identified(obj)) ++unid_cnt, the_obj = obj; 1530. 1531.     if (!unid_cnt) { 1532. 	You("have already identified all of your possessions."); 1533.    } else if (!id_limit) { 1534. 	/* identify everything */ 1535. 	if (unid_cnt == 1) { 1536. 	   (void) identify(the_obj); 1537. 	} else { 1538. 1539. 	    /* TODO:  use fully_identify_obj and cornline/menu/whatever here */ 1540. 	   for (obj = invent; obj; obj = obj->nobj) 1541. 		if (not_fully_identified(obj)) (void) identify(obj); 1542. 1543. 	}  1544.     } else { 1545. 	/* identify up to `id_limit' items */ 1546. 	n = 0; 1547. 	if (flags.menu_style == MENU_TRADITIONAL) 1548. 	   do { 1549. 		n = ggetobj("identify", identify, id_limit, FALSE, (unsigned *)0); 1550. 		if (n < 0) break; /* quit or no eligible items */ 1551. 	   } while ((id_limit -= n) > 0); 1552. 	if (n == 0 || n < -1) 1553. 	   menu_identify(id_limit); 1554.    }  1555.     update_inventory; 1556. } 1557.  1558. #endif /* OVLB */ 1559. #ifdef OVL2 1560. 1561. STATIC_OVL char 1562. obj_to_let(obj)	/* should of course only be called for things in invent */ 1563. register struct obj *obj; 1564. { 1565. #ifndef GOLDOBJ 1566. 	if (obj->oclass == COIN_CLASS) 1567. 		return GOLD_SYM; 1568. #endif 1569. 	if (!flags.invlet_constant) { 1570. 		obj->invlet = NOINVSYM; 1571. 		reassign; 1572. 	} 1573. 	return obj->invlet; 1574. } 1575.  1576. /*  1577.  * Print the indicated quantity of the given object. If quan == 0L then use 1578. * the current quantity. 1579. */  1580. void 1581. prinv(prefix, obj, quan) 1582. const char *prefix; 1583. register struct obj *obj; 1584. long quan; 1585. { 1586. 	if (!prefix) prefix = ""; 1587. 	pline("%s%s%s", 1588. 	      prefix, *prefix ? " " : "",  1589. 	      xprname(obj, (char *)0, obj_to_let(obj), TRUE, 0L, quan)); 1590. } 1591.  1592. #endif /* OVL2 */ 1593. #ifdef OVL1 1594. 1595. char * 1596. xprname(obj, txt, let, dot, cost, quan) 1597. struct obj *obj; 1598. const char *txt;	/* text to print instead of obj */ 1599. char let;		/* inventory letter */ 1600. boolean dot;		/* append period; (dot && cost => Iu) */ 1601. long cost;		/* cost (for inventory of unpaid or expended items) */ 1602. long quan;		/* if non-0, print this quantity, not obj->quan */ 1603. { 1604. #ifdef LINT	/* handle static char li[BUFSZ]; */ 1605.    char li[BUFSZ]; 1606. #else 1607.    static char li[BUFSZ]; 1608. #endif 1609.    boolean use_invlet = flags.invlet_constant && let != CONTAINED_SYM; 1610.    long savequan = 0; 1611. 1612.     if (quan && obj) { 1613. 	savequan = obj->quan; 1614. 	obj->quan = quan; 1615.    }  1616.  1617.     /*  1618.      * If let is: 1619.     *	*  Then obj == null and we are printing a total amount. 1620.     *	>  Then the object is contained and doesn't have an inventory letter. 1621.     */  1622.     if (cost != 0 || let == '*') { 1623. 	/* if dot is true, we're doing Iu, otherwise Ix */ 1624. 	Sprintf(li, "%c - %-45s %6ld %s", 1625. 		(dot && use_invlet ? obj->invlet : let), 1626. 		(txt ? txt : doname(obj)), cost, currency(cost)); 1627. #ifndef GOLDOBJ 1628.    } else if (obj && obj->oclass == COIN_CLASS) { 1629. 	Sprintf(li, "%ld gold piece%s%s", obj->quan, plur(obj->quan), 1630. 		(dot ? "." : "")); 1631. #endif 1632.    } else { 1633. 	/* ordinary inventory display or pickup message */ 1634. 	Sprintf(li, "%c - %s%s", 1635. 		(use_invlet ? obj->invlet : let), 1636. 		(txt ? txt : doname(obj)), (dot ? "." : "")); 1637.     }  1638.     if (savequan) obj->quan = savequan; 1639. 1640.     return li; 1641. } 1642.  1643. #endif /* OVL1 */ 1644. #ifdef OVLB 1645. 1646. /* the 'i' command */ 1647. int 1648. ddoinv 1649. { 1650. 	(void) display_inventory((char *)0, FALSE); 1651. 	return 0; 1652. } 1653.  1654. /*  1655.  * find_unpaid 1656. *  1657.  * Scan the given list of objects. If last_found is NULL, return the first 1658. * unpaid object found. If last_found is not NULL, then skip over unpaid 1659. * objects until last_found is reached, then set last_found to NULL so the 1660. * next unpaid object is returned. This routine recursively follows 1661. * containers. 1662. */  1663. STATIC_OVL struct obj * 1664. find_unpaid(list, last_found) 1665.    struct obj *list, **last_found; 1666. { 1667.     struct obj *obj; 1668. 1669.     while (list) { 1670. 	if (list->unpaid) { 1671. 	   if (*last_found) { 1672. 		/* still looking for previous unpaid object */ 1673. 		if (list == *last_found) 1674. 		   *last_found = (struct obj *) 0; 1675. 	   } else 1676. 		return (*last_found = list); 1677. 	} 1678. 	if (Has_contents(list)) { 1679. 	   if ((obj = find_unpaid(list->cobj, last_found)) != 0) 1680. 		return obj; 1681. 	} 1682. 	list = list->nobj; 1683.    }  1684.     return (struct obj *) 0; 1685. } 1686.  1687. /*  1688.  * Internal function used by display_inventory and getobj that can display 1689. * inventory and return a count as well as a letter. If out_cnt is not null, 1690. * any count returned from the menu selection is placed here. 1691. */  1692. static char 1693. display_pickinv(lets, want_reply, out_cnt) 1694. register const char *lets; 1695. boolean want_reply; 1696. long* out_cnt; 1697. { 1698. 	struct obj *otmp; 1699. 	char ilet, ret; 1700. 	char *invlet = flags.inv_order; 1701. 	int n, classcount; 1702. 	winid win;				/* windows being used */ 1703. 	static winid local_win = WIN_ERR;	/* window for partial menus */ 1704. 	anything any; 1705. 	menu_item *selected; 1706. 1707. 	/* overriden by global flag */ 1708. 	if (flags.perm_invent) { 1709. 	   win = (lets && *lets) ? local_win : WIN_INVEN; 1710. 	   /* create the first time used */ 1711. 	   if (win == WIN_ERR) 1712. 		win = local_win = create_nhwindow(NHW_MENU); 1713. 	} else 1714. 	   win = WIN_INVEN; 1715. 1716. 	/*  1717. 	Exit early if no inventory -- but keep going if we are doing 1718. 	a permanent inventory update. We need to keep going so the 1719. 	permanent inventory window updates itself to remove the last 1720. 	item(s) dropped. One down side: the addition of the exception 1721. 	for permanent inventory window updates _can_ pop the window 1722. 	up when it's not displayed -- even if it's empty -- because we 1723. don't know at this level if its up or not. This may not be 1724. an issue if empty checks are done before hand and the call 1725. 	to here is short circuited away. 1726. 	*/ 1727. 	if (!invent && !(flags.perm_invent && !lets && !want_reply)) { 1728. #ifndef GOLDOBJ 1729. 	   pline("Not carrying anything%s.", u.ugold ? " except gold" : ""); 1730. #else 1731. 	   pline("Not carrying anything."); 1732. #endif 1733. 	   return 0; 1734. 	} 1735.  1736. 	/* oxymoron? temporarily assign permanent inventory letters */ 1737. 	if (!flags.invlet_constant) reassign; 1738. 1739. 	if (lets && strlen(lets) == 1) { 1740. 	   /* when only one item of interest, use pline instead of menus; 1741. 	      we actually use a fake message-line menu in order to allow 1742. 	      the user to perform selection at the --More-- prompt for tty */ 1743. 	   ret = '\0'; 1744. 	   for (otmp = invent; otmp; otmp = otmp->nobj) { 1745. 		if (otmp->invlet == lets[0]) { 1746. 		   ret = message_menu(lets[0],  1747. 			  want_reply ? PICK_ONE : PICK_NONE,  1748. 			  xprname(otmp, (char *)0, lets[0], TRUE, 0L, 0L)); 1749. 		   if (out_cnt) *out_cnt = -1L;	/* select all */ 1750. 		   break; 1751. 		} 1752. 	    }  1753. 	    return ret; 1754. 	} 1755.  1756. 	start_menu(win); 1757. nextclass: 1758. 	classcount = 0; 1759. 	any.a_void = 0;		/* set all bits to zero */ 1760. 	for(otmp = invent; otmp; otmp = otmp->nobj) { 1761. 		ilet = otmp->invlet; 1762. 		if(!lets || !*lets || index(lets, ilet)) { 1763. 			if (!flags.sortpack || otmp->oclass == *invlet) { 1764. 			   if (flags.sortpack && !classcount) { 1765. 				any.a_void = 0;		/* zero */ 1766. 				add_menu(win, NO_GLYPH, &any, 0, 0, iflags.menu_headings, 1767. 				    let_to_name(*invlet, FALSE), MENU_UNSELECTED); 1768. 				classcount++; 1769. 			   }  1770. 			    any.a_char = ilet; 1771. 			   add_menu(win, obj_to_glyph(otmp),  1772. 					&any, ilet, 0, ATR_NONE, doname(otmp),  1773. 					MENU_UNSELECTED); 1774. 			} 1775. 		}  1776. 	}  1777. 	if (flags.sortpack) { 1778. 		if (*++invlet) goto nextclass; 1779. #ifdef WIZARD 1780. 		if (--invlet != venom_inv) { 1781. 			invlet = venom_inv; 1782. 			goto nextclass; 1783. 		} 1784. #endif 1785. 	} 1786. 	end_menu(win, (char *) 0); 1787. 1788. 	n = select_menu(win, want_reply ? PICK_ONE : PICK_NONE, &selected); 1789. 	if (n > 0) { 1790. 	   ret = selected[0].item.a_char; 1791. 	   if (out_cnt) *out_cnt = selected[0].count; 1792. 	   free((genericptr_t)selected); 1793. 	} else 1794. 	   ret = !n ? '\0' : '\033';	/* cancelled */ 1795. 1796. 	return ret; 1797. } 1798.  1799. /*  1800.  * If lets == NULL or "", list all objects in the inventory. Otherwise, 1801. * list all objects with object classes that match the order in lets. 1802. *  1803.  * Returns the letter identifier of a selected item, or 0 if nothing 1804. * was selected. 1805. */  1806. char 1807. display_inventory(lets, want_reply) 1808. register const char *lets; 1809. boolean want_reply; 1810. { 1811. 	return display_pickinv(lets, want_reply, (long *)0); 1812. } 1813.  1814. /*  1815.  * Returns the number of unpaid items within the given list. This includes 1816. * contained objects. 1817. */  1818. int 1819. count_unpaid(list) 1820.    struct obj *list; 1821. { 1822.     int count = 0; 1823. 1824.     while (list) { 1825. 	if (list->unpaid) count++; 1826. 	if (Has_contents(list)) 1827. 	   count += count_unpaid(list->cobj); 1828. 	list = list->nobj; 1829.    }  1830.     return count; 1831. } 1832.  1833. /*  1834.  * Returns the number of items with b/u/c/unknown within the given list. 1835. * This does NOT include contained objects. 1836. */  1837. int 1838. count_buc(list, type) 1839.    struct obj *list; 1840.    int type; 1841. { 1842.     int count = 0; 1843. 1844.     while (list) { 1845. 	if (Role_if(PM_PRIEST)) list->bknown = TRUE; 1846. 	switch(type) { 1847. 	   case BUC_BLESSED: 1848. 		if (list->oclass != COIN_CLASS && list->bknown && list->blessed) 1849. 		   count++; 1850. 		break; 1851. 	   case BUC_CURSED: 1852. 		if (list->oclass != COIN_CLASS && list->bknown && list->cursed) 1853. 		   count++; 1854. 		break; 1855. 	   case BUC_UNCURSED: 1856. 		if (list->oclass != COIN_CLASS && 1857. 			list->bknown && !list->blessed && !list->cursed) 1858. 		   count++; 1859. 		break; 1860. 	   case BUC_UNKNOWN: 1861. 		if (list->oclass != COIN_CLASS && !list->bknown) 1862. 		   count++; 1863. 		break; 1864. 	   default: 1865. 		impossible("need count of curse status %d?", type); 1866. 		return 0; 1867. 	} 1868. 	list = list->nobj; 1869.    }  1870.     return count; 1871. } 1872.  1873. STATIC_OVL void 1874. dounpaid 1875. { 1876.     winid win; 1877.    struct obj *otmp, *marker; 1878.    register char ilet; 1879.    char *invlet = flags.inv_order; 1880.    int classcount, count, num_so_far; 1881.    int save_unpaid = 0;	/* lint init */ 1882.    long cost, totcost; 1883. 1884.     count = count_unpaid(invent); 1885. 1886.     if (count == 1) { 1887. 	marker = (struct obj *) 0; 1888. 	otmp = find_unpaid(invent, &marker); 1889. 1890. 	/* see if the unpaid item is in the top level inventory */ 1891. 	for (marker = invent; marker; marker = marker->nobj) 1892. 	   if (marker == otmp) break; 1893. 1894. 	pline("%s", xprname(otmp, distant_name(otmp, doname), 1895. 			   marker ? otmp->invlet : CONTAINED_SYM, 1896. 			   TRUE, unpaid_cost(otmp), 0L)); 1897. 	return; 1898.    }  1899.  1900.     win = create_nhwindow(NHW_MENU); 1901.    cost = totcost = 0; 1902.    num_so_far = 0;	/* count of # printed so far */ 1903.    if (!flags.invlet_constant) reassign; 1904. 1905.     do { 1906. 	classcount = 0; 1907. 	for (otmp = invent; otmp; otmp = otmp->nobj) { 1908. 	   ilet = otmp->invlet; 1909. 	   if (otmp->unpaid) { 1910. 		if (!flags.sortpack || otmp->oclass == *invlet) { 1911. 		   if (flags.sortpack && !classcount) { 1912. 			putstr(win, 0, let_to_name(*invlet, TRUE)); 1913. 			classcount++; 1914. 		   }  1915.  1916. 		    totcost += cost = unpaid_cost(otmp); 1917. 		   /* suppress "(unpaid)" suffix */ 1918. 		   save_unpaid = otmp->unpaid; 1919. 		   otmp->unpaid = 0; 1920. 		   putstr(win, 0, xprname(otmp, distant_name(otmp, doname), 1921. 					  ilet, TRUE, cost, 0L)); 1922. 		   otmp->unpaid = save_unpaid; 1923. 		   num_so_far++; 1924. 		} 1925. 	    }  1926. 	}  1927.     } while (flags.sortpack && (*++invlet)); 1928. 1929.     if (count > num_so_far) { 1930. 	/* something unpaid is contained */ 1931. 	if (flags.sortpack) 1932. 	   putstr(win, 0, let_to_name(CONTAINED_SYM, TRUE)); 1933. 	/* 1934. 	 * Search through the container objects in the inventory for 1935. 	 * unpaid items. The top level inventory items have already 1936. 	 * been listed. 1937. 	 */ 1938. 	for (otmp = invent; otmp; otmp = otmp->nobj) { 1939. 	   if (Has_contents(otmp)) { 1940. 		marker = (struct obj *) 0;	/* haven't found any */ 1941. 		while (find_unpaid(otmp->cobj, &marker)) { 1942. 		   totcost += cost = unpaid_cost(marker); 1943. 		   save_unpaid = marker->unpaid; 1944. 		   marker->unpaid = 0;    /* suppress "(unpaid)" suffix */ 1945. 		   putstr(win, 0,  1946. 			   xprname(marker, distant_name(marker, doname), 1947. 				  CONTAINED_SYM, TRUE, cost, 0L)); 1948. 		   marker->unpaid = save_unpaid; 1949. 		} 1950. 	    }  1951. 	}  1952.     }  1953.  1954.     putstr(win, 0, ""); 1955.    putstr(win, 0, xprname((struct obj *)0, "Total:", '*', FALSE, totcost, 0L)); 1956.    display_nhwindow(win, FALSE); 1957.    destroy_nhwindow(win); 1958. } 1959.  1960.  1961. /* query objlist callback: return TRUE if obj type matches "this_type" */ 1962. static int this_type; 1963. 1964. STATIC_OVL boolean 1965. this_type_only(obj) 1966.    struct obj *obj; 1967. { 1968.     return (obj->oclass == this_type); 1969. } 1970.  1971. /* the 'I' command */ 1972. int 1973. dotypeinv 1974. { 1975. 	char c = '\0'; 1976. 	int n, i = 0; 1977. 	char *extra_types, types[BUFSZ]; 1978. 	int class_count, oclass, unpaid_count, itemcount; 1979. 	boolean billx = *u.ushops && doinvbill(0); 1980. 	menu_item *pick_list; 1981. 	boolean traditional = TRUE; 1982. 	const char *prompt = "What type of object do you want an inventory of?"; 1983. 1984. #ifndef GOLDOBJ 1985. 	if (!invent && !u.ugold && !billx) { 1986. #else 1987. 	if (!invent && !billx) { 1988. #endif 1989. 	   You("aren't carrying anything."); 1990. 	   return 0; 1991. 	} 1992. 	unpaid_count = count_unpaid(invent); 1993. 	if (flags.menu_style != MENU_TRADITIONAL) { 1994. 	   if (flags.menu_style == MENU_FULL ||  1995. 				flags.menu_style == MENU_PARTIAL) { 1996. 		traditional = FALSE; 1997. 		i = UNPAID_TYPES; 1998. 		if (billx) i |= BILLED_TYPES; 1999. 		n = query_category(prompt, invent, i, &pick_list, PICK_ONE); 2000. 		if (!n) return 0; 2001. 		this_type = c = pick_list[0].item.a_int; 2002. 		free((genericptr_t) pick_list); 2003. 	   }  2004. 	}  2005. 	if (traditional) { 2006. 	   /* collect a list of classes of objects carried, for use as a prompt */ 2007. 	   types[0] = 0; 2008. 	   class_count = collect_obj_classes(types, invent,  2009. 					      FALSE,  2010. #ifndef GOLDOBJ  2011. 					      (u.ugold != 0),  2012. #endif  2013. 					      (boolean FDECL((*),(OBJ_P))) 0, &itemcount); 2014. 	   if (unpaid_count) { 2015. 		Strcat(types, "u"); 2016. 		class_count++; 2017. 	   }  2018. 	    if (billx) { 2019. 		Strcat(types, "x"); 2020. 		class_count++; 2021. 	   }  2022. 	    /* add everything not already included; user won't see these */ 2023. 	   extra_types = eos(types); 2024. 	   *extra_types++ = '\033'; 2025. 	   if (!unpaid_count) *extra_types++ = 'u'; 2026. 	   if (!billx) *extra_types++ = 'x'; 2027. 	   *extra_types = '\0';	/* for index */ 2028. 	   for (i = 0; i < MAXOCLASSES; i++) 2029. 		if (!index(types, def_oc_syms[i])) { 2030. 		   *extra_types++ = def_oc_syms[i]; 2031. 		   *extra_types = '\0'; 2032. 		} 2033.  2034. 	    if(class_count > 1) { 2035. 		c = yn_function(prompt, types, '\0'); 2036. #ifdef REDO 2037. 		savech(c); 2038. #endif 2039. 		if(c == '\0') { 2040. 			clear_nhwindow(WIN_MESSAGE); 2041. 			return 0; 2042. 		} 2043. 	    } else { 2044. 		/* only one thing to itemize */ 2045. 		if (unpaid_count) 2046. 		   c = 'u'; 2047. 		else if (billx) 2048. 		   c = 'x'; 2049. 		else 2050. 		   c = types[0]; 2051. 	   }  2052. 	}  2053. 	if (c == 'x') { 2054. 	   if (billx) 2055. 		(void) doinvbill(1); 2056. 	   else 2057. 		pline("No used-up objects on your shopping bill."); 2058. 	   return 0; 2059. 	} 2060. 	if (c == 'u') { 2061. 	   if (unpaid_count) 2062. 		dounpaid; 2063. 	   else 2064. 		You("are not carrying any unpaid objects."); 2065. 	   return 0; 2066. 	} 2067. 	if (traditional) { 2068. 	   oclass = def_char_to_objclass(c); /* change to object class */ 2069. 	   if (oclass == COIN_CLASS) { 2070. 		return doprgold; 2071. 	   } else if (index(types, c) > index(types, '\033')) { 2072. 		You("have no such objects."); 2073. 		return 0; 2074. 	   }  2075. 	    this_type = oclass; 2076. 	} 2077. 	if (query_objlist((char *) 0, invent, 2078. 		   (flags.invlet_constant ? USE_INVLET : 0)|INVORDER_SORT, 2079. 		   &pick_list, PICK_NONE, this_type_only) > 0) 2080. 	   free((genericptr_t)pick_list); 2081. 	return 0; 2082. } 2083.  2084. /* return a string describing the dungeon feature at  if there 2085.   is one worth mentioning at that location; otherwise null */ 2086. const char * 2087. dfeature_at(x, y, buf) 2088. int x, y; 2089. char *buf; 2090. { 2091. 	struct rm *lev = &levl[x][y]; 2092. 	int ltyp = lev->typ, cmap = -1; 2093. 	const char *dfeature = 0; 2094. 	static char altbuf[BUFSZ]; 2095. 2096. 	if (IS_DOOR(ltyp)) { 2097. 	   switch (lev->doormask) { 2098. 	   case D_NODOOR:	cmap = S_ndoor; break;	/* "doorway" */ 2099. 	   case D_ISOPEN:	cmap = S_vodoor; break;	/* "open door" */ 2100. 	   case D_BROKEN:	dfeature = "broken door"; break; 2101. 	   default:	cmap = S_vcdoor; break;	/* "closed door" */ 2102. 	   }  2103. 	    /* override door description for open drawbridge */ 2104. 	   if (is_drawbridge_wall(x, y) >= 0) 2105. 		dfeature = "open drawbridge portcullis", cmap = -1; 2106. 	} else if (IS_FOUNTAIN(ltyp)) 2107. 	   cmap = S_fountain;				/* "fountain" */ 2108. 	else if (IS_THRONE(ltyp)) 2109. 	   cmap = S_throne;				/* "opulent throne" */ 2110. 	else if (is_lava(x,y)) 2111. 	   cmap = S_lava;				/* "molten lava" */ 2112. 	else if (is_ice(x,y)) 2113. 	   cmap = S_ice;				/* "ice" */ 2114. 	else if (is_pool(x,y)) 2115. 	   dfeature = "pool of water"; 2116. #ifdef SINKS 2117. 	else if (IS_SINK(ltyp)) 2118. 	   cmap = S_sink;				/* "sink" */ 2119. #endif 2120. 	else if (IS_ALTAR(ltyp)) { 2121. 	   Sprintf(altbuf, "altar to %s (%s)", a_gname,  2122. 		    align_str(Amask2align(lev->altarmask & ~AM_SHRINE))); 2123. 	   dfeature = altbuf; 2124. 	} else if ((x == xupstair && y == yupstair) || 2125. 		 (x == sstairs.sx && y == sstairs.sy && sstairs.up)) 2126. 	   cmap = S_upstair;				/* "staircase up" */ 2127. 	else if ((x == xdnstair && y == ydnstair) || 2128. 		 (x == sstairs.sx && y == sstairs.sy && !sstairs.up)) 2129. 	   cmap = S_dnstair;				/* "staircase down" */ 2130. 	else if (x == xupladder && y == yupladder) 2131. 	   cmap = S_upladder;				/* "ladder up" */ 2132. 	else if (x == xdnladder && y == ydnladder) 2133. 	   cmap = S_dnladder;				/* "ladder down" */ 2134. 	else if (ltyp == DRAWBRIDGE_DOWN) 2135. 	   cmap = S_vodbridge;			/* "lowered drawbridge" */ 2136. 	else if (ltyp == DBWALL) 2137. 	   cmap = S_vcdbridge;			/* "raised drawbridge" */ 2138. 	else if (IS_GRAVE(ltyp)) 2139. 	   cmap = S_grave;				/* "grave" */ 2140. 	else if (ltyp == TREE) 2141. 	   cmap = S_tree;				/* "tree" */ 2142. 	else if (ltyp == IRONBARS) 2143. 	   dfeature = "set of iron bars"; 2144. 2145. 	if (cmap >= 0) dfeature = defsyms[cmap].explanation; 2146. 	if (dfeature) Strcpy(buf, dfeature); 2147. 	return dfeature; 2148. } 2149.  2150. /* look at what is here; if there are many objects (5 or more), 2151.   don't show them unless obj_cnt is 0 */ 2152. int 2153. look_here(obj_cnt, picked_some) 2154. int obj_cnt;	/* obj_cnt > 0 implies that autopickup is in progess */ 2155. boolean picked_some; 2156. { 2157. 	struct obj *otmp; 2158. 	struct trap *trap; 2159. 	const char *verb = Blind ? "feel" : "see"; 2160. 	const char *dfeature = (char *)0; 2161. 	char fbuf[BUFSZ], fbuf2[BUFSZ]; 2162. 	winid tmpwin; 2163. 	boolean skip_objects = (obj_cnt >= 5), felt_cockatrice = FALSE; 2164. 2165. 	if (u.uswallow && u.ustuck) { 2166. 	   struct monst *mtmp = u.ustuck; 2167. 	   Sprintf(fbuf, "Contents of %s %s",  2168. 		s_suffix(mon_nam(mtmp)), mbodypart(mtmp, STOMACH)); 2169. 	   /* Skip "Contents of " by using fbuf index 12 */ 2170. 	   You("%s to %s what is lying in %s.",  2171. 		Blind ? "try" : "look around", verb, &fbuf[12]); 2172. 	   otmp = mtmp->minvent; 2173. 	   if (otmp) { 2174. 		for (otmp; otmp = otmp->nobj) { 2175. 			/* If swallower is an animal, it should have become stone but... */ 2176. 			if (otmp->otyp == CORPSE) feel_cockatrice(otmp, FALSE); 2177. 		} 2178. 		if (Blind) Strcpy(fbuf, "You feel"); 2179. 		Strcat(fbuf,":"); 2180. 	   	(void) display_minventory(mtmp, MINV_ALL, fbuf); 2181. 	   } else { 2182. 		You("%s no objects here.", verb); 2183. 	   }  2184. 	    return(!!Blind); 2185. 	} 2186. 	if (!skip_objects && (trap = t_at(u.ux,u.uy)) && trap->tseen) 2187. 		There("is %s here.", 2188. 			an(defsyms[trap_to_defsym(trap->ttyp)].explanation)); 2189. 2190. 	otmp = level.objects[u.ux][u.uy]; 2191. 	dfeature = dfeature_at(u.ux, u.uy, fbuf2); 2192. 	if (dfeature && !strcmp(dfeature, "pool of water") && Underwater) 2193. 		dfeature = 0; 2194. 2195. 	if (Blind) { 2196. 		boolean drift = Is_airlevel(&u.uz) || Is_waterlevel(&u.uz); 2197. 		if (dfeature && !strncmp(dfeature, "altar ", 6)) { 2198. 		   /* don't say "altar" twice, dfeature has more info */ 2199. 		   You("try to feel what is here."); 2200. 		} else { 2201. 		   You("try to feel what is %s%s.",  2202. 			drift ? "floating here" : "lying here on the ",  2203. 			drift ? ""		: surface(u.ux, u.uy)); 2204. 		} 2205. 		if (dfeature && !drift && !strcmp(dfeature, surface(u.ux,u.uy))) 2206. 			dfeature = 0;		/* ice already identifed */ 2207. 		if (!can_reach_floor) { 2208. 			pline("But you can't reach it!"); 2209. 			return(0); 2210. 		} 2211. 	}  2212.  2213. 	if (dfeature) 2214. 		Sprintf(fbuf, "There is %s here.", an(dfeature)); 2215. 2216. 	if (!otmp || is_lava(u.ux,u.uy) || (is_pool(u.ux,u.uy) && !Underwater)) { 2217. 		if (dfeature) pline(fbuf); 2218. 		read_engr_at(u.ux, u.uy); /* Eric Backus */ 2219. 		if (!skip_objects && (Blind || !dfeature)) 2220. 		   You("%s no objects here.", verb); 2221. 		return(!!Blind); 2222. 	} 2223. 	/* we know there is something here */ 2224. 2225. 	if (skip_objects) { 2226. 	   if (dfeature) pline(fbuf); 2227. 	   read_engr_at(u.ux, u.uy); /* Eric Backus */ 2228. 	   There("are %s%s objects here.",  2229. 		  (obj_cnt <= 10) ? "several" : "many",  2230. 		  picked_some ? " more" : ""); 2231. 	} else if (!otmp->nexthere) { 2232. 	   /* only one object */ 2233. 	   if (dfeature) pline(fbuf); 2234. 	   read_engr_at(u.ux, u.uy); /* Eric Backus */ 2235. #ifdef INVISIBLE_OBJECTS 2236. 	   if (otmp->oinvis && !See_invisible) verb = "feel"; 2237. #endif 2238. 	   You("%s here %s.", verb, doname(otmp)); 2239. 	   if (otmp->otyp == CORPSE) feel_cockatrice(otmp, FALSE); 2240. 	} else { 2241. 	   display_nhwindow(WIN_MESSAGE, FALSE); 2242. 	   tmpwin = create_nhwindow(NHW_MENU); 2243. 	   if(dfeature) { 2244. 		putstr(tmpwin, 0, fbuf); 2245. 		putstr(tmpwin, 0, ""); 2246. 	   }  2247. 	    putstr(tmpwin, 0, Blind ? "Things that you feel here:" :  2248. 				      "Things that are here:"); 2249. 	   for (otmp; otmp = otmp->nexthere) { 2250. 		if (otmp->otyp == CORPSE && will_feel_cockatrice(otmp, FALSE)) { 2251. 			char buf[BUFSZ]; 2252. 			felt_cockatrice = TRUE; 2253. 			Strcpy(buf, doname(otmp)); 2254. 			Strcat(buf, "..."); 2255. 			putstr(tmpwin, 0, buf); 2256. 			break; 2257. 		} 2258. 		putstr(tmpwin, 0, doname(otmp)); 2259. 	   }  2260. 	    display_nhwindow(tmpwin, TRUE); 2261. 	   destroy_nhwindow(tmpwin); 2262. 	   if (felt_cockatrice) feel_cockatrice(otmp, FALSE); 2263. 	   read_engr_at(u.ux, u.uy); /* Eric Backus */ 2264. 	} 2265. 	return(!!Blind); 2266. } 2267.  2268. /* explicilty look at what is here, including all objects */ 2269. int 2270. dolook 2271. { 2272. 	return look_here(0, FALSE); 2273. } 2274.  2275. boolean 2276. will_feel_cockatrice(otmp, force_touch) 2277. struct obj *otmp; 2278. boolean force_touch; 2279. { 2280. 	if ((Blind || force_touch) && !uarmg && !Stone_resistance &&  2281. 		(otmp->otyp == CORPSE && touch_petrifies(&mons[otmp->corpsenm]))) 2282. 			return TRUE; 2283. 	return FALSE; 2284. } 2285.  2286. void 2287. feel_cockatrice(otmp, force_touch) 2288. struct obj *otmp; 2289. boolean force_touch; 2290. { 2291. 	char kbuf[BUFSZ]; 2292. 2293. 	if (will_feel_cockatrice(otmp, force_touch)) { 2294. 	   if(poly_when_stoned(youmonst.data)) 2295. 			You("touched the %s corpse with your bare %s.", 2296. 				mons[otmp->corpsenm].mname, makeplural(body_part(HAND))); 2297. 	   else 2298. 			pline("Touching the %s corpse is a fatal mistake...", 2299. 				mons[otmp->corpsenm].mname); 2300. 		Sprintf(kbuf, "%s corpse", an(mons[otmp->corpsenm].mname)); 2301. 		instapetrify(kbuf); 2302. 	} 2303. }  2304.  2305. #endif /* OVLB */ 2306. #ifdef OVL1 2307. 2308. void 2309. stackobj(obj) 2310. struct obj *obj; 2311. { 2312. 	struct obj *otmp; 2313. 2314. 	for(otmp = level.objects[obj->ox][obj->oy]; otmp; otmp = otmp->nexthere) 2315. 		if(otmp != obj && merged(&obj,&otmp)) 2316. 			break; 2317. 	return; 2318. } 2319.  2320. STATIC_OVL boolean 2321. mergable(otmp, obj)	/* returns TRUE if obj & otmp can be merged */ 2322. 	register struct obj *otmp, *obj; 2323. { 2324. 	if (obj->otyp != otmp->otyp) return FALSE; 2325. #ifdef GOLDOBJ 2326. 	/* coins of the same kind will always merge */ 2327. 	if (obj->oclass == COIN_CLASS) return TRUE; 2328. #endif 2329. 	if (obj->unpaid != otmp->unpaid || 2330. 	    obj->spe != otmp->spe || obj->dknown != otmp->dknown ||  2331. 	    (obj->bknown != otmp->bknown && !Role_if(PM_PRIEST)) ||  2332. 	    obj->cursed != otmp->cursed || obj->blessed != otmp->blessed ||  2333. 	    obj->no_charge != otmp->no_charge ||  2334. 	    obj->obroken != otmp->obroken ||  2335. 	    obj->otrapped != otmp->otrapped ||  2336. 	    obj->lamplit != otmp->lamplit ||  2337. #ifdef INVISIBLE_OBJECTS  2338. 		obj->oinvis != otmp->oinvis ||  2339. #endif  2340. 	    obj->greased != otmp->greased ||  2341. 	    obj->oeroded != otmp->oeroded ||  2342. 	    obj->oeroded2 != otmp->oeroded2 ||  2343. 	    obj->bypass != otmp->bypass) 2344. 	   return(FALSE); 2345. 2346. 	if ((obj->oclass==WEAPON_CLASS || obj->oclass==ARMOR_CLASS) &&  2347. 	    (obj->oerodeproof!=otmp->oerodeproof || obj->rknown!=otmp->rknown)) 2348. 	   return FALSE; 2349. 2350. 	if (obj->oclass == FOOD_CLASS && (obj->oeaten != otmp->oeaten || 2351. 					 obj->orotten != otmp->orotten)) 2352. 	   return(FALSE); 2353. 2354. 	if (obj->otyp == CORPSE || obj->otyp == EGG || obj->otyp == TIN) { 2355. 		if (obj->corpsenm != otmp->corpsenm) 2356. 				return FALSE; 2357. 	} 2358.  2359. 	/* hatching eggs don't merge; ditto for revivable corpses */ 2360. 	if ((obj->otyp == EGG && (obj->timed || otmp->timed)) || 2361. 	    (obj->otyp == CORPSE && otmp->corpsenm >= LOW_PM && 2362. 		is_reviver(&mons[otmp->corpsenm]))) 2363. 	   return FALSE; 2364. 2365. 	/* allow candle merging only if their ages are close */ 2366. 	/* see begin_burn for a reference for the magic "25" */ 2367. 	if (Is_candle(obj) && obj->age/25 != otmp->age/25) 2368. 	   return(FALSE); 2369. 2370. 	/* burning potions of oil never merge */ 2371. 	if (obj->otyp == POT_OIL && obj->lamplit) 2372. 	   return FALSE; 2373. 2374. 	/* don't merge surcharged item with base-cost item */ 2375. 	if (obj->unpaid && !same_price(obj, otmp)) 2376. 	   return FALSE; 2377. 2378. 	/* if they have names, make sure they're the same */ 2379. 	if ( (obj->onamelth != otmp->onamelth && 2380. 		((obj->onamelth && otmp->onamelth) || obj->otyp == CORPSE) 2381. 	    ) ||  2382. 	    (obj->onamelth && otmp->onamelth && 2383. 		   strncmp(ONAME(obj), ONAME(otmp), (int)obj->onamelth))) 2384. 		return FALSE; 2385. 2386. 	/* for the moment, any additional information is incompatible */ 2387. 	if (obj->oxlth || otmp->oxlth) return FALSE; 2388. 2389. 	if(obj->oartifact != otmp->oartifact) return FALSE; 2390. 2391. 	if(obj->known == otmp->known ||  2392. 		!objects[otmp->otyp].oc_uses_known) { 2393. 		return((boolean)(objects[obj->otyp].oc_merge)); 2394. 	} else return(FALSE); 2395. } 2396.  2397. int 2398. doprgold 2399. { 2400. 	/* the messages used to refer to "carrying gold", but that didn't  2401. take containers into account */ 2402. #ifndef GOLDOBJ 2403. 	if(!u.ugold) 2404. 	   Your("wallet is empty."); 2405. 	else 2406. 	   Your("wallet contains %ld gold piece%s.", u.ugold, plur(u.ugold)); 2407. #else 2408.        long umoney = money_cnt(invent); 2409. 	if(!umoney) 2410. 	   Your("wallet is empty."); 2411. 	else 2412. 	   Your("wallet contains %ld %s.", umoney, currency(umoney)); 2413. #endif 2414. 	shopper_financial_report; 2415. 	return 0; 2416. } 2417.  2418. #endif /* OVL1 */ 2419. #ifdef OVLB 2420. 2421. int 2422. doprwep 2423. { 2424.     if (!uwep) { 2425. 	You("are empty %s.", body_part(HANDED)); 2426.    } else { 2427. 	prinv((char *)0, uwep, 0L); 2428. 	if (u.twoweap) prinv((char *)0, uswapwep, 0L); 2429.    }  2430.     return 0; 2431. } 2432.  2433. int 2434. doprarm 2435. { 2436. 	if(!wearing_armor) 2437. 		You("are not wearing any armor."); 2438. 	else { 2439. #ifdef TOURIST 2440. 		char lets[8]; 2441. #else 2442. 		char lets[7]; 2443. #endif 2444. 		register int ct = 0; 2445. 2446. #ifdef TOURIST 2447. 		if(uarmu) lets[ct++] = obj_to_let(uarmu); 2448. #endif 2449. 		if(uarm) lets[ct++] = obj_to_let(uarm); 2450. 		if(uarmc) lets[ct++] = obj_to_let(uarmc); 2451. 		if(uarmh) lets[ct++] = obj_to_let(uarmh); 2452. 		if(uarms) lets[ct++] = obj_to_let(uarms); 2453. 		if(uarmg) lets[ct++] = obj_to_let(uarmg); 2454. 		if(uarmf) lets[ct++] = obj_to_let(uarmf); 2455. 		lets[ct] = 0; 2456. 		(void) display_inventory(lets, FALSE); 2457. 	} 2458. 	return 0; 2459. } 2460.  2461. int 2462. doprring 2463. { 2464. 	if(!uleft && !uright) 2465. 		You("are not wearing any rings."); 2466. 	else { 2467. 		char lets[3]; 2468. 		register int ct = 0; 2469. 2470. 		if(uleft) lets[ct++] = obj_to_let(uleft); 2471. 		if(uright) lets[ct++] = obj_to_let(uright); 2472. 		lets[ct] = 0; 2473. 		(void) display_inventory(lets, FALSE); 2474. 	} 2475. 	return 0; 2476. } 2477.  2478. int 2479. dopramulet 2480. { 2481. 	if (!uamul) 2482. 		You("are not wearing an amulet."); 2483. 	else 2484. 		prinv((char *)0, uamul, 0L); 2485. 	return 0; 2486. } 2487.  2488. STATIC_OVL boolean 2489. tool_in_use(obj) 2490. struct obj *obj; 2491. { 2492. 	if ((obj->owornmask & (W_TOOL  2493. #ifdef STEED  2494. 			| W_SADDLE  2495. #endif  2496. 			)) != 0L) return TRUE; 2497. 	if (obj->oclass != TOOL_CLASS) return FALSE; 2498. 	return (boolean)(obj == uwep || obj->lamplit || 2499. 				(obj->otyp == LEASH && obj->leashmon)); 2500. } 2501.  2502. int 2503. doprtool 2504. { 2505. 	struct obj *otmp; 2506. 	int ct = 0; 2507. 	char lets[52+1]; 2508. 2509. 	for (otmp = invent; otmp; otmp = otmp->nobj) 2510. 	   if (tool_in_use(otmp)) 2511. 		lets[ct++] = obj_to_let(otmp); 2512. 	lets[ct] = '\0'; 2513. 	if (!ct) You("are not using any tools."); 2514. 	else (void) display_inventory(lets, FALSE); 2515. 	return 0; 2516. } 2517.  2518. /* '*' command; combines the ')' + '[' + '=' + '"' + '(' commands;  2519.    show inventory of all currently wielded, worn, or used objects */  2520. int  2521. doprinuse  2522. {  2523. 	struct obj *otmp;  2524. 	int ct = 0;  2525. 	char lets[52+1];  2526.  2527. 	for (otmp = invent; otmp; otmp = otmp->nobj)  2528. 	    if (is_worn(otmp) || tool_in_use(otmp))  2529. 		lets[ct++] = obj_to_let(otmp);  2530. 	lets[ct] = '\0';  2531. 	if (!ct) You("are not wearing or wielding anything.");  2532. 	else (void) display_inventory(lets, FALSE);  2533. 	return 0;  2534. }  2535.  2536. /*  2537.  * uses up an object that's on the floor, charging for it as necessary  2538.  */  2539. void  2540. useupf(obj, numused)  2541. register struct obj *obj;  2542. long numused;  2543. {  2544. 	register struct obj *otmp;  2545. 	boolean at_u = (obj->ox == u.ux && obj->oy == u.uy); 2546. 2547. 	/* burn_floor_paper keeps an object pointer that it tries to  2548. * useupf multiple times, so obj must survive if plural */ 2549. 	if (obj->quan > numused) 2550. 		otmp = splitobj(obj, numused); 2551. 	else 2552. 		otmp = obj; 2553. 	if(costly_spot(otmp->ox, otmp->oy)) { 2554. 	   if(index(u.urooms, *in_rooms(otmp->ox, otmp->oy, 0))) 2555. 	       addtobill(otmp, FALSE, FALSE, FALSE); 2556. 	   else (void)stolen_value(otmp, otmp->ox, otmp->oy, FALSE, FALSE); 2557. 	} 2558. 	delobj(otmp); 2559. 	if (at_u && u.uundetected && hides_under(youmonst.data)) 2560. 	   u.uundetected = OBJ_AT(u.ux, u.uy); 2561. } 2562.  2563. #endif /* OVLB */ 2564. 2565.  2566. #ifdef OVL1 2567. 2568. /*  2569.  * Conversion from a class to a string for printing. 2570. * This must match the object class order. 2571. */  2572. STATIC_VAR NEARDATA const char *names[] = { 0, 2573. 	"Illegal objects", "Weapons", "Armor", "Rings", "Amulets", 2574. 	"Tools", "Comestibles", "Potions", "Scrolls", "Spellbooks", 2575. 	"Wands", "Coins", "Gems", "Boulders/Statues", "Iron balls", 2576. 	"Chains", "Venoms" 2577. }; 2578.  2579. static NEARDATA const char oth_symbols[] = { 2580. 	CONTAINED_SYM, 2581. 	'\0' 2582. };  2583.  2584. static NEARDATA const char *oth_names[] = { 2585. 	"Bagged/Boxed items" 2586. }; 2587.  2588. static NEARDATA char *invbuf = (char *)0; 2589. static NEARDATA unsigned invbufsiz = 0; 2590. 2591. char * 2592. let_to_name(let,unpaid) 2593. char let; 2594. boolean unpaid; 2595. { 2596. 	const char *class_name; 2597. 	const char *pos; 2598. 	int oclass = (let >= 1 && let < MAXOCLASSES) ? let : 0; 2599. 	unsigned len; 2600. 2601. 	if (oclass) 2602. 	   class_name = names[oclass]; 2603. 	else if ((pos = index(oth_symbols, let)) != 0) 2604. 	   class_name = oth_names[pos - oth_symbols]; 2605. 	else 2606. 	   class_name = names[0]; 2607. 2608. 	len = strlen(class_name) + (unpaid ? sizeof "unpaid_" : sizeof ""); 2609. 	if (len > invbufsiz) { 2610. 	   if (invbuf) free((genericptr_t)invbuf); 2611. 	   invbufsiz = len + 10; /* add slop to reduce incremental realloc */ 2612. 	   invbuf = (char *) alloc(invbufsiz); 2613. 	} 2614. 	if (unpaid) 2615. 	   Strcat(strcpy(invbuf, "Unpaid "), class_name); 2616. 	else 2617. 	   Strcpy(invbuf, class_name); 2618. 	return invbuf; 2619. } 2620.  2621. void 2622. free_invbuf 2623. { 2624. 	if (invbuf) free((genericptr_t)invbuf),  invbuf = (char *)0; 2625. 	invbufsiz = 0; 2626. } 2627.  2628. #endif /* OVL1 */ 2629. #ifdef OVLB 2630. 2631. void 2632. reassign 2633. { 2634. 	register int i;  2635. register struct obj *obj; 2636. 2637. 	for(obj = invent, i = 0; obj; obj = obj->nobj, i++) 2638. 		obj->invlet = (i < 26) ? ('a'+i) : ('A'+i-26); 2639. 	lastinvnr = i; 2640. } 2641.  2642. #endif /* OVLB */ 2643. #ifdef OVL1 2644. 2645. int 2646. doorganize	/* inventory organizer by Del Lamb */ 2647. { 2648. 	struct obj *obj, *otmp; 2649. 	register int ix, cur; 2650. 	register char let; 2651. 	char alphabet[52+1], buf[52+1]; 2652. 	char qbuf[QBUFSZ]; 2653. 	char allowall[2]; 2654. 	const char *adj_type; 2655. 2656. 	if (!flags.invlet_constant) reassign; 2657. 	/* get a pointer to the object the user wants to organize */ 2658. 	allowall[0] = ALL_CLASSES; allowall[1] = '\0'; 2659. 	if (!(obj = getobj(allowall,"adjust"))) return(0); 2660. 2661. 	/* initialize the list with all upper and lower case letters */ 2662. 	for (let = 'a', ix = 0; let <= 'z';) alphabet[ix++] = let++; 2663. 	for (let = 'A', ix = 26; let <= 'Z';) alphabet[ix++] = let++; 2664. 	alphabet[52] = 0; 2665. 2666. 	/* blank out all the letters currently in use in the inventory */ 2667. 	/* except those that will be merged with the selected object  */ 2668. 	for (otmp = invent; otmp; otmp = otmp->nobj) 2669. 		if (otmp != obj && !mergable(otmp,obj)) { 2670. 			if (otmp->invlet <= 'Z') 2671. 				alphabet[(otmp->invlet) - 'A' + 26] = ' '; 2672. 			else	alphabet[(otmp->invlet) - 'a']	   = ' '; 2673. 		} 2674.  2675. 	/* compact the list by removing all the blanks */ 2676. 	for (ix = cur = 0; ix <= 52; ix++) 2677. 		if (alphabet[ix] != ' ') buf[cur++] = alphabet[ix]; 2678. 2679. 	/* and by dashing runs of letters */ 2680. 	if(cur > 5) compactify(buf); 2681. 2682. 	/* get new letter to use as inventory letter */ 2683. 	for { 2684. 		Sprintf(qbuf, "Adjust letter to what [%s]?",buf); 2685. 		let = yn_function(qbuf, (char *)0, '\0'); 2686. 		if(index(quitchars,let)) { 2687. 			pline(Never_mind); 2688. 			return(0); 2689. 		} 2690. 		if (let == '@' || !letter(let)) 2691. 			pline("Select an inventory slot letter."); 2692. 		else 2693. 			break; 2694. 	} 2695.  2696. 	/* change the inventory and print the resulting item */ 2697. 	adj_type = "Moving:"; 2698. 2699. 	/*  2700. 	 * don't use freeinv/addinv to avoid double-touching artifacts, 2701. 	 * dousing lamps, losing luck, cursing loadstone, etc. 2702. 	 */ 2703. 	extract_nobj(obj, &invent); 2704. 2705. 	for (otmp = invent; otmp;) 2706. 		if (merged(&otmp,&obj)) { 2707. 			adj_type = "Merging:"; 2708. 			obj = otmp; 2709. 			otmp = otmp->nobj; 2710. 			extract_nobj(obj, &invent); 2711. 		} else { 2712. 			if (otmp->invlet == let) { 2713. 				adj_type = "Swapping:"; 2714. 				otmp->invlet = obj->invlet; 2715. 			} 2716. 			otmp = otmp->nobj; 2717. 		} 2718.  2719. 	/* inline addinv (assuming flags.invlet_constant and !merged) */ 2720. 	obj->invlet = let; 2721. 	obj->nobj = invent; /* insert at beginning */ 2722. 	obj->where = OBJ_INVENT; 2723. 	invent = obj; 2724. 	reorder_invent; 2725. 2726. 	prinv(adj_type, obj, 0L); 2727. 	update_inventory; 2728. 	return(0); 2729. } 2730.  2731. /* common to display_minventory and display_cinventory */ 2732. STATIC_OVL void 2733. invdisp_nothing(hdr, txt) 2734. const char *hdr, *txt; 2735. { 2736. 	winid win; 2737. 	anything any; 2738. 	menu_item *selected; 2739. 2740. 	any.a_void = 0; 2741. 	win = create_nhwindow(NHW_MENU); 2742. 	start_menu(win); 2743. 	add_menu(win, NO_GLYPH, &any, 0, 0, iflags.menu_headings, hdr, MENU_UNSELECTED); 2744. 	add_menu(win, NO_GLYPH, &any, 0, 0, ATR_NONE, "", MENU_UNSELECTED); 2745. 	add_menu(win, NO_GLYPH, &any, 0, 0, ATR_NONE, txt, MENU_UNSELECTED); 2746. 	end_menu(win, (char *)0); 2747. 	if (select_menu(win, PICK_NONE, &selected) > 0) 2748. 	   free((genericptr_t)selected); 2749. 	destroy_nhwindow(win); 2750. 	return; 2751. } 2752.  2753. /* query_objlist callback: return things that could possibly be worn/wielded */ 2754. STATIC_OVL boolean 2755. worn_wield_only(obj) 2756. struct obj *obj; 2757. { 2758.     return (obj->oclass == WEAPON_CLASS  2759. 		|| obj->oclass == ARMOR_CLASS  2760. 		|| obj->oclass == AMULET_CLASS  2761. 		|| obj->oclass == RING_CLASS  2762. 		|| obj->oclass == TOOL_CLASS); 2763. } 2764.  2765. /*  2766.  * Display a monster's inventory. 2767. * Returns a pointer to the object from the monster's inventory selected 2768. * or NULL if nothing was selected. 2769. *  2770.  * By default, only worn and wielded items are displayed. The caller 2771. * can pick one. Modifier flags are: 2772. *  2773.  *	MINV_NOLET	- nothing selectable 2774. *	MINV_ALL	- display all inventory 2775. */  2776. struct obj * 2777. display_minventory(mon, dflags, title) 2778. register struct monst *mon; 2779. int dflags; 2780. char *title; 2781. { 2782. 	struct obj *ret; 2783. #ifndef GOLDOBJ 2784. 	struct obj m_gold; 2785. #endif 2786. 	char tmp[QBUFSZ]; 2787. 	int n; 2788. menu_item *selected = 0; 2789. #ifndef GOLDOBJ 2790. 	int do_all = (dflags & MINV_ALL) != 0, 2791. 	   do_gold = (do_all && mon->mgold); 2792. #else 2793. 	int do_all = (dflags & MINV_ALL) != 0; 2794. #endif 2795. 2796. 	Sprintf(tmp,"%s %s:", s_suffix(noit_Monnam(mon)),  2797. 		do_all ? "possessions" : "armament"); 2798. 2799. #ifndef GOLDOBJ 2800. 	if (do_all ? (mon->minvent || mon->mgold) 2801. #else  2802. 	if (do_all ? (mon->minvent != 0) 2803. #endif 2804. 		  : (mon->misc_worn_check || MON_WEP(mon))) {  2805. 	    /* Fool the 'weapon in hand' routine into  2806. 	     * displaying 'weapon in claw', etc. properly.  2807. 	     */  2808. 	    youmonst.data = mon->data;  2809.  2810. #ifndef GOLDOBJ  2811. 	    if (do_gold) {  2812. 		/*  2813. 		 * Make temporary gold object and insert at the head of  2814. 		 * the mon's inventory.  We can get away with using a  2815. 		 * stack variable object because monsters don't carry  2816. 		 * gold in their inventory, so it won't merge.  2817. 		 */  2818. 		m_gold = zeroobj;  2819. 		m_gold.otyp = GOLD_PIECE;  m_gold.oclass = COIN_CLASS;  2820. 		m_gold.quan = mon->mgold;  m_gold.dknown = 1;  2821. 		m_gold.where = OBJ_FREE;  2822. 		/* we had better not merge and free this object... */  2823. 		if (add_to_minv(mon, &m_gold))  2824. 		    panic("display_minventory: static object freed."); 2825. 	   }  2826.  2827. #endif 2828. 	   n = query_objlist(title ? title : tmp, mon->minvent, INVORDER_SORT, &selected,  2829. 			(dflags & MINV_NOLET) ? PICK_NONE : PICK_ONE,  2830. 			do_all ? allow_all : worn_wield_only); 2831. 2832. #ifndef GOLDOBJ 2833. 	   if (do_gold) obj_extract_self(&m_gold); 2834. #endif 2835. 2836. 	    set_uasmon; 2837. 	} else { 2838. 	   invdisp_nothing(title ? title : tmp, "(none)"); 2839. 	   n = 0; 2840. 	} 2841.  2842. 	if (n > 0) { 2843. 	   ret = selected[0].item.a_obj; 2844. 	   free((genericptr_t)selected); 2845. #ifndef GOLDOBJ 2846. 	   /*  2847. 	     * Unfortunately, we can't return a pointer to our temporary 2848. 	    * gold object. We'll have to work out a scheme where this 2849. 	    * can happen. Maybe even put gold in the inventory list... 2850. */ 2851. 	    if (ret == &m_gold) ret = (struct obj *) 0; 2852. #endif 2853. 	} else 2854. 	   ret = (struct obj *) 0; 2855. 	return ret; 2856. } 2857.  2858. /*  2859.  * Display the contents of a container in inventory style. 2860. * Currently, this is only used for statues, via wand of probing. 2861. */  2862. struct obj * 2863. display_cinventory(obj) 2864. register struct obj *obj; 2865. { 2866. 	struct obj *ret; 2867. 	char tmp[QBUFSZ]; 2868. 	int n; 2869. menu_item *selected = 0; 2870. 2871. 	Sprintf(tmp,"Contents of %s:", doname(obj)); 2872. 2873. 	if (obj->cobj) { 2874. 	   n = query_objlist(tmp, obj->cobj, INVORDER_SORT, &selected,  2875. 			    PICK_NONE, allow_all); 2876. 	} else { 2877. 	   invdisp_nothing(tmp, "(empty)"); 2878. 	   n = 0; 2879. 	} 2880. 	if (n > 0) { 2881. 	   ret = selected[0].item.a_obj; 2882. 	   free((genericptr_t)selected); 2883. 	} else 2884. 	   ret = (struct obj *) 0; 2885. 	return ret; 2886. } 2887.  2888. /* query objlist callback: return TRUE if obj is at given location */ 2889. static coord only; 2890. 2891. STATIC_OVL boolean 2892. only_here(obj) 2893.    struct obj *obj; 2894. { 2895.     return (obj->ox == only.x && obj->oy == only.y); 2896. } 2897.  2898. /*  2899.  * Display a list of buried items in inventory style. Return a non-zero 2900. * value if there were items at that spot. 2901. *  2902.  * Currently, this is only used with a wand of probing zapped downwards. 2903. */  2904. int 2905. display_binventory(x, y, as_if_seen) 2906. int x, y; 2907. boolean as_if_seen; 2908. { 2909. 	struct obj *obj; 2910. 	menu_item *selected = 0; 2911. 	int n; 2912. 2913. 	/* count # of objects here */ 2914. 	for (n = 0, obj = level.buriedobjlist; obj; obj = obj->nobj) 2915. 	   if (obj->ox == x && obj->oy == y) { 2916. 		if (as_if_seen) obj->dknown = 1; 2917. 		n++; 2918. 	   }  2919.  2920. 	if (n) { 2921. 	   only.x = x;  2922. only.y = y; 2923. if (query_objlist("Things that are buried here:", 2924. 			     level.buriedobjlist, INVORDER_SORT, 2925. 			     &selected, PICK_NONE, only_here) > 0) 2926. 		free((genericptr_t)selected); 2927. 	   only.x = only.y = 0; 2928. 	} 2929. 	return n;  2930. } 2931.  2932. #endif /* OVL1 */ 2933. 2934. /*invent.c*/