Source:Steed.c

Below is the full text to src/steed.c from NetHack 3.4.3. To link to a particular line, write [[steed.c#line123 ]], for example. 1.   /*	SCCS Id: @(#)steed.c	3.4	2003/01/10	*/ 2.   /* Copyright (c) Kevin Hugo, 1998-1999. */ 3.    /* NetHack may be freely redistributed. See license for details. */ 4.

5.   #include "hack.h"  6. 7.    8.    #ifdef STEED 9.    10.   /* Monsters that might be ridden */ 11.  static NEARDATA const char steeds[] = { 12.  	S_QUADRUPED, S_UNICORN, S_ANGEL, S_CENTAUR, S_DRAGON, S_JABBERWOCK, '\0' 13.  };  14.    15.   STATIC_DCL boolean FDECL(landing_spot, (coord *, int, int)); 16.   17.   /* caller has decided that hero can't reach something while mounted */ 18.  void 19.  rider_cant_reach 20.  {  21.        You("aren't skilled enough to reach from %s.", y_monnam(u.usteed)); 22.  }  23.    24.   /*** Putting the saddle on ***/ 25.   26.   /* Can this monster wear a saddle? */ 27.   boolean 28.  can_saddle(mtmp) 29.  	struct monst *mtmp; 30.  {  31.   	struct permonst *ptr = mtmp->data; 32.   33.   	return (index(steeds, ptr->mlet) && (ptr->msize >= MZ_MEDIUM) &&  34.   			(!humanoid(ptr) || ptr->mlet == S_CENTAUR) &&  35.   			!amorphous(ptr) && !noncorporeal(ptr) &&  36.   			!is_whirly(ptr) && !unsolid(ptr)); 37.  }  38.    39.    40.   int 41.  use_saddle(otmp) 42.  	struct obj *otmp; 43.  {  44.   	struct monst *mtmp; 45.  	struct permonst *ptr; 46.  	int chance; 47.  	const char *s; 48.   49.    50.   	/* Can you use it? */ 51.   	if (nohands(youmonst.data)) { 52.  		You("have no hands!");	/* not `body_part(HAND)' */ 53.  		return 0; 54.  	} else if (!freehand) { 55.  		You("have no free %s.", body_part(HAND)); 56.  		return 0; 57.  	}  58.    59.   	/* Select an animal */ 60.  	if (u.uswallow || Underwater || !getdir((char *)0)) { 61.  	    pline(Never_mind); 62.  	    return 0; 63.  	}  64.   	if (!u.dx && !u.dy) { 65.  	    pline("Saddle yourself?  Very funny..."); 66.  	    return 0; 67.  	}  68.   	if (!isok(u.ux+u.dx, u.uy+u.dy) ||  69.   			!(mtmp = m_at(u.ux+u.dx, u.uy+u.dy)) ||  70.   			!canspotmon(mtmp)) { 71.  	    pline("I see nobody there."); 72.  	    return 1; 73.  	}  74.    75.   	/* Is this a valid monster? */ 76.   	if (mtmp->misc_worn_check & W_SADDLE ||  77.   			which_armor(mtmp, W_SADDLE)) { 78.  	    pline("%s doesn't need another one.", Monnam(mtmp)); 79.  	    return 1; 80.  	}  81.   	ptr = mtmp->data; 82.  	if (touch_petrifies(ptr) && !uarmg && !Stone_resistance) { 83.  	    char kbuf[BUFSZ]; 84.   85.   	    You("touch %s.", mon_nam(mtmp)); 86.   	    if (!(poly_when_stoned(youmonst.data) && polymon(PM_STONE_GOLEM))) { 87.  		Sprintf(kbuf, "attempting to saddle %s", an(mtmp->data->mname)); 88.  		instapetrify(kbuf); 89.   	    }  90.   	}  91.   	if (ptr == &mons[PM_INCUBUS] || ptr == &mons[PM_SUCCUBUS]) { 92.  	    pline("Shame on you!"); 93.  	    exercise(A_WIS, FALSE); 94.  	    return 1; 95.  	}  96.   	if (mtmp->isminion || mtmp->isshk || mtmp->ispriest ||  97.   			mtmp->isgd || mtmp->iswiz) { 98.  	    pline("I think %s would mind.", mon_nam(mtmp)); 99.  	    return 1; 100. 	}  101.  	if (!can_saddle(mtmp)) { 102. 		You_cant("saddle such a creature."); 103. 		return 1; 104. 	}  105.   106.  	/* Calculate your chance */ 107. 	chance = ACURR(A_DEX) + ACURR(A_CHA)/2 + 2*mtmp->mtame; 108. 	chance += u.ulevel * (mtmp->mtame ? 20 : 5); 109. 	if (!mtmp->mtame) chance -= 10*mtmp->m_lev; 110. 	if (Role_if(PM_KNIGHT)) 111. 	    chance += 20; 112. 	switch (P_SKILL(P_RIDING)) { 113. 	case P_ISRESTRICTED: 114. 	case P_UNSKILLED: 115. 	default: 116. 	    chance -= 20;	break; 117. 	case P_BASIC: 118. 	    break; 119. 	case P_SKILLED: 120. 	    chance += 15;	break; 121. 	case P_EXPERT: 122. 	    chance += 30;	break; 123. 	}  124.  	if (Confusion || Fumbling || Glib) 125. 	    chance -= 20; 126. 	else if (uarmg &&  127.  		(s = OBJ_DESCR(objects[uarmg->otyp])) != (char *)0 &&  128.  		!strncmp(s, "riding ", 7)) 129. 	    /* Bonus for wearing "riding" (but not fumbling) gloves */ 130. 	    chance += 10; 131. 	else if (uarmf &&  132.  		(s = OBJ_DESCR(objects[uarmf->otyp])) != (char *)0 &&  133.  		!strncmp(s, "riding ", 7)) 134. 	    /* ... or for "riding boots" */ 135. 	    chance += 10; 136. 	if (otmp->cursed) 137. 	    chance -= 50; 138.  139.  	/* Make the attempt */ 140. 	if (rn2(100) < chance) { 141. 	    You("put the saddle on %s.", mon_nam(mtmp)); 142. 	    if (otmp->owornmask) remove_worn_item(otmp, FALSE); 143. 	    freeinv(otmp); 144. 	    /* mpickobj may free otmp it if merges, but we have already 145. 	       checked for a saddle above, so no merger should happen */ 146. 	    (void) mpickobj(mtmp, otmp); 147. 	    mtmp->misc_worn_check |= W_SADDLE; 148. 	    otmp->owornmask = W_SADDLE; 149. 	    otmp->leashmon = mtmp->m_id; 150. 	    update_mon_intrinsics(mtmp, otmp, TRUE, FALSE); 151. 	} else 152. 	    pline("%s resists!", Monnam(mtmp)); 153. 	return 1; 154. }  155.   156.   157.  /*** Riding the monster ***/ 158.  159.  /* Can we ride this monster? Caller should also check can_saddle */ 160. boolean 161. can_ride(mtmp) 162. 	struct monst *mtmp; 163. {  164.  	return (mtmp->mtame && humanoid(youmonst.data) &&  165.  			!verysmall(youmonst.data) && !bigmonst(youmonst.data) &&  166.  			(!Underwater || is_swimmer(mtmp->data))); 167. }  168.   169.   170.  int 171. doride 172. {  173.  	boolean forcemount = FALSE; 174.  175.  	if (u.usteed) 176. 	    dismount_steed(DISMOUNT_BYCHOICE); 177. 	else if (getdir((char *)0) && isok(u.ux+u.dx, u.uy+u.dy)) { 178. #ifdef WIZARD 179. 	if (wizard && yn("Force the mount to succeed?") == 'y') 180. 		forcemount = TRUE; 181. #endif 182. 	    return (mount_steed(m_at(u.ux+u.dx, u.uy+u.dy), forcemount)); 183. 	} else 184. 	    return 0; 185. 	return 1; 186. }  187.   188.   189.  /* Start riding, with the given monster */ 190. boolean 191. mount_steed(mtmp, force) 192. 	struct monst *mtmp;	/* The animal */ 193. 	boolean force;		/* Quietly force this animal */ 194. {  195.  	struct obj *otmp; 196. 	char buf[BUFSZ]; 197. 	struct permonst *ptr; 198.  199.  	/* Sanity checks */ 200. 	if (u.usteed) { 201. 	    You("are already riding %s.", mon_nam(u.usteed)); 202. 	    return (FALSE); 203. 	}  204.   205.  	/* Is the player in the right form? */ 206.  	if (Hallucination && !force) { 207. 	    pline("Maybe you should find a designated driver."); 208. 	    return (FALSE); 209. 	}  210.  	/* While riding Wounded_legs refers to the steed's,  211. * not the hero's legs. 212. 	 * That opens up a potential abuse where the player 213. 	 * can mount a steed, then dismount immediately to  214. * heal leg damage, because leg damage is always 215. 	 * healed upon dismount (Wounded_legs context switch). 216. 	 * By preventing a hero with Wounded_legs from 217. 	 * mounting a steed, the potential for abuse is  218. * minimized, if not eliminated altogether. 219. 	 */  220.  	if (Wounded_legs) { 221. 	    Your("%s are in no shape for riding.", makeplural(body_part(LEG))); 222. #ifdef WIZARD 223. 	    if (force && wizard && yn("Heal your legs?") == 'y') 224. 		HWounded_legs = EWounded_legs = 0; 225. 	    else 226. #endif 227. 	    return (FALSE); 228. 	}  229.   230.  	if (Upolyd && (!humanoid(youmonst.data) || verysmall(youmonst.data) || 231. 			bigmonst(youmonst.data) || slithy(youmonst.data))) { 232. 	    You("won't fit on a saddle."); 233. 	    return (FALSE); 234. 	}  235.  	if(!force && (near_capacity > SLT_ENCUMBER)) { 236. 	    You_cant("do that while carrying so much stuff."); 237. 	    return (FALSE); 238. 	}  239.   240.  	/* Can the player reach and see the monster? */ 241.  	if (!mtmp || (!force && ((Blind && !Blind_telepat) ||  242.  		mtmp->mundetected ||  243.  		mtmp->m_ap_type == M_AP_FURNITURE ||  244.  		mtmp->m_ap_type == M_AP_OBJECT))) { 245. 	    pline("I see nobody there."); 246. 	    return (FALSE); 247. 	}  248.  	if (u.uswallow || u.ustuck || u.utrap || Punished ||  249.  	    !test_move(u.ux, u.uy, mtmp->mx-u.ux, mtmp->my-u.uy, TEST_MOVE)) { 250. 	    if (Punished || !(u.uswallow || u.ustuck || u.utrap)) 251. 		You("are unable to swing your %s over.", body_part(LEG)); 252. 	    else 253. 		You("are stuck here for now."); 254. 	    return (FALSE); 255. 	}  256.   257.  	/* Is this a valid monster? */ 258.  	otmp = which_armor(mtmp, W_SADDLE); 259. 	if (!otmp) { 260. 	    pline("%s is not saddled.", Monnam(mtmp)); 261. 	    return (FALSE); 262. 	}  263.  	ptr = mtmp->data; 264. 	if (touch_petrifies(ptr) && !Stone_resistance) { 265. 	    char kbuf[BUFSZ]; 266.  267.  	    You("touch %s.", mon_nam(mtmp)); 268. 	    Sprintf(kbuf, "attempting to ride %s", an(mtmp->data->mname)); 269. 	    instapetrify(kbuf); 270. 	}  271.  	if (!mtmp->mtame || mtmp->isminion) { 272. 	    pline("I think %s would mind.", mon_nam(mtmp)); 273. 	    return (FALSE); 274. 	}  275.  	if (mtmp->mtrapped) { 276. 	    struct trap *t = t_at(mtmp->mx, mtmp->my); 277.  278.  	    You_cant("mount %s while %s's trapped in %s.",  279.  		     mon_nam(mtmp), mhe(mtmp),  280.  		     an(defsyms[trap_to_defsym(t->ttyp)].explanation)); 281. 	    return (FALSE); 282. 	}  283.   284.  	if (!force && !Role_if(PM_KNIGHT) && !(--mtmp->mtame)) { 285. 	    /* no longer tame */ 286. 	    newsym(mtmp->mx, mtmp->my); 287. 	    pline("%s resists%s!", Monnam(mtmp),  288.  		  mtmp->mleashed ? " and its leash comes off" : ""); 289. 	    if (mtmp->mleashed) m_unleash(mtmp, FALSE); 290. 	    return (FALSE); 291. 	}  292.  	if (!force && Underwater && !is_swimmer(ptr)) { 293. 	    You_cant("ride that creature while under water."); 294. 	    return (FALSE); 295. 	}  296.  	if (!can_saddle(mtmp) || !can_ride(mtmp)) { 297. 	    You_cant("ride such a creature."); 298. 	    return (0); 299. 	}  300.   301.  	/* Is the player impaired? */ 302.  	if (!force && !is_floater(ptr) && !is_flyer(ptr) &&  303.  			Levitation && !Lev_at_will) { 304. 	    You("cannot reach %s.", mon_nam(mtmp)); 305. 	    return (FALSE); 306. 	}  307.  	if (!force && uarm && is_metallic(uarm) &&  308.  			greatest_erosion(uarm)) { 309. 	    Your("%s armor is too stiff to be able to mount %s.",  310.  			uarm->oeroded ? "rusty" : "corroded",  311.  			mon_nam(mtmp)); 312. 	    return (FALSE); 313. 	}  314.  	if (!force && (Confusion || Fumbling || Glib || Wounded_legs || 315. 		otmp->cursed || (u.ulevel+mtmp->mtame < rnd(MAXULEV/2+5)))) { 316. 	    if (Levitation) { 317. 		pline("%s slips away from you.", Monnam(mtmp)); 318. 		return FALSE; 319. 	    }  320.  	    You("slip while trying to get on %s.", mon_nam(mtmp)); 321.  322.  	    Sprintf(buf, "slipped while mounting %s",  323.  		    /* "a saddled mumak" or "a saddled pony called Dobbin" */  324.  		    x_monnam(mtmp, ARTICLE_A, (char *)0, 325. 			SUPPRESS_IT|SUPPRESS_INVISIBLE|SUPPRESS_HALLUCINATION, 326. 			     TRUE)); 327. 	    losehp(rn1(5,10), buf, NO_KILLER_PREFIX); 328. 	    return (FALSE); 329. 	}  330.   331.  	/* Success */ 332. 	if (!force) { 333. 	    if (Levitation && !is_floater(ptr) && !is_flyer(ptr)) 334. 	    	/* Must have Lev_at_will at this point */ 335. 	    	pline("%s magically floats up!", Monnam(mtmp)); 336. 	    You("mount %s.", mon_nam(mtmp)); 337. 	}  338.  	/* setuwep handles polearms differently when you're mounted */ 339. 	if (uwep && is_pole(uwep)) unweapon = FALSE; 340. 	u.usteed = mtmp; 341. 	remove_monster(mtmp->mx, mtmp->my); 342. 	teleds(mtmp->mx, mtmp->my, TRUE); 343. 	return (TRUE); 344. }  345.   346.   347.  /* You and your steed have moved */ 348. void 349. exercise_steed 350. {  351.  	if (!u.usteed) 352. 		return; 353.  354.  	/* It takes many turns of riding to exercise skill */ 355. 	if (u.urideturns++ >= 100) { 356. 	    u.urideturns = 0; 357. 	    use_skill(P_RIDING, 1); 358. 	}  359.  	return; 360. }  361.   362.   363.  /* The player kicks or whips the steed */ 364. void 365. kick_steed 366. {  367.  	char He[4]; 368. 	if (!u.usteed) 369. 	    return; 370.  371.  	/* [ALI] Various effects of kicking sleeping/paralyzed steeds */ 372. 	if (u.usteed->msleeping || !u.usteed->mcanmove) { 373. 	    /* We assume a message has just been output of the form 374. 	     * "You kick ." 375. 	     */  376.  	    Strcpy(He, mhe(u.usteed)); 377. 	    *He = highc(*He); 378. 	    if ((u.usteed->mcanmove || u.usteed->mfrozen) && !rn2(2)) { 379. 		if (u.usteed->mcanmove) 380. 		    u.usteed->msleeping = 0; 381. 		else if (u.usteed->mfrozen > 2) 382. 		    u.usteed->mfrozen -= 2; 383. 		else { 384. 		    u.usteed->mfrozen = 0; 385. 		    u.usteed->mcanmove = 1; 386. 		}  387.  		if (u.usteed->msleeping || !u.usteed->mcanmove) 388. 		    pline("%s stirs.", He); 389. 		else 390. 		    pline("%s rouses %sself!", He, mhim(u.usteed)); 391. 	    } else 392. 		pline("%s does not respond.", He); 393. 	    return; 394. 	}  395.   396.  	/* Make the steed less tame and check if it resists */ 397. 	if (u.usteed->mtame) u.usteed->mtame--; 398. 	if (!u.usteed->mtame && u.usteed->mleashed) m_unleash(u.usteed, TRUE); 399. 	if (!u.usteed->mtame || (u.ulevel+u.usteed->mtame < rnd(MAXULEV/2+5))) { 400. 	    newsym(u.usteed->mx, u.usteed->my); 401. 	    dismount_steed(DISMOUNT_THROWN); 402. 	    return; 403. 	}  404.   405.  	pline("%s gallops!", Monnam(u.usteed)); 406. 	u.ugallop += rn1(20, 30); 407. 	return; 408. }  409.   410.  /*  411.   * Try to find a dismount point adjacent to the steed's location. 412.  * If all else fails, try enexto. Use enexto as a last resort because 413.  * enexto chooses its point randomly, possibly even outside the 414.  * room's walls, which is not what we want. 415.  * Adapted from mail daemon code. 416.  */  417.  STATIC_OVL boolean 418. landing_spot(spot, reason, forceit) 419. coord *spot;	/* landing position (we fill it in) */ 420. int reason; 421. int forceit; 422. {  423.      int i = 0, x, y, distance, min_distance = -1; 424.     boolean found = FALSE; 425.     struct trap *t; 426.  427.      /* avoid known traps (i == 0) and boulders, but allow them as a backup */ 428.     if (reason != DISMOUNT_BYCHOICE || Stunned || Confusion || Fumbling) i = 1; 429.     for (!found && i < 2; ++i) { 430. 	for (x = u.ux-1; x <= u.ux+1; x++) 431. 	    for (y = u.uy-1; y <= u.uy+1; y++) { 432. 		if (!isok(x, y) || (x == u.ux && y == u.uy)) continue; 433.  434.  		if (ACCESSIBLE(levl[x][y].typ) &&  435.  			    !MON_AT(x,y) && !closed_door(x,y)) { 436. 		    distance = distu(x,y); 437. 		    if (min_distance < 0 || distance < min_distance ||  438.  			    (distance == min_distance && rn2(2))) { 439. 			if (i > 0 || (((t = t_at(x, y)) == 0 || !t->tseen) && 440. 				      (!sobj_at(BOULDER, x, y) ||  441.  				       throws_rocks(youmonst.data)))) { 442. 			    spot->x = x;  443. spot->y = y; 444. min_distance = distance; 445. 			    found = TRUE; 446. 			}  447.  		    }  448.  		}  449.  	    }  450.      }  451.   452.      /* If we didn't find a good spot and forceit is on, try enexto. */ 453.      if (forceit && min_distance < 0 &&  454.  		!enexto(spot, u.ux, u.uy, youmonst.data)) 455. 	return FALSE; 456.  457.      return found; 458. }  459.   460.  /* Stop riding the current steed */ 461. void 462. dismount_steed(reason) 463. 	int reason;		/* Player was thrown off etc. */ 464. {  465.  	struct monst *mtmp; 466. 	struct obj *otmp; 467. 	coord cc; 468. 	const char *verb = "fall"; 469. 	boolean repair_leg_damage = TRUE; 470. 	unsigned save_utrap = u.utrap; 471. 	boolean have_spot = landing_spot(&cc,reason,0); 472. 	  473.  	mtmp = u.usteed;		/* make a copy of steed pointer */ 474. 	/* Sanity check */ 475. 	if (!mtmp)		/* Just return silently */ 476. 	    return; 477.  478.  	/* Check the reason for dismounting */ 479. 	otmp = which_armor(mtmp, W_SADDLE); 480. 	switch (reason) { 481. 	    case DISMOUNT_THROWN: 482. 		verb = "are thrown"; 483. 	    case DISMOUNT_FELL: 484. 		You("%s off of %s!", verb, mon_nam(mtmp)); 485. 		if (!have_spot) have_spot = landing_spot(&cc,reason,1); 486. 		losehp(rn1(10,10), "riding accident", KILLED_BY_AN); 487. 		set_wounded_legs(BOTH_SIDES, (int)HWounded_legs + rn1(5,5)); 488. 		repair_leg_damage = FALSE; 489. 		break; 490. 	    case DISMOUNT_POLY: 491. 		You("can no longer ride %s.", mon_nam(u.usteed)); 492. 		if (!have_spot) have_spot = landing_spot(&cc,reason,1); 493. 		break; 494. 	    case DISMOUNT_ENGULFED: 495. 		/* caller displays message */ 496. 		break; 497. 	    case DISMOUNT_BONES: 498. 		/* hero has just died... */ 499.  		break; 500. 	    case DISMOUNT_GENERIC: 501. 		/* no messages, just make it so */ 502. 		break; 503. 	    case DISMOUNT_BYCHOICE: 504. 	    default: 505. 		if (otmp && otmp->cursed) { 506. 		    You("can't.  The saddle %s cursed.",  507.  			otmp->bknown ? "is" : "seems to be"); 508. 		    otmp->bknown = TRUE; 509. 		    return; 510. 		}  511.  		if (!have_spot) { 512. 		    You("can't. There isn't anywhere for you to stand."); 513. 		    return; 514. 		}  515.  		if (!mtmp->mnamelth) { 516. 			pline("You've been through the dungeon on %s with no name.",  517.  				an(mtmp->data->mname)); 518. 			if (Hallucination) 519. 				pline("It felt good to get out of the rain."); 520. 		} else 521. 			You("dismount %s.", mon_nam(mtmp)); 522. 	}  523.  	/* While riding these refer to the steed's legs 524. 	 * so after dismounting they refer to the player's  525. * legs once again. 526. 	 */  527.  	if (repair_leg_damage) HWounded_legs = EWounded_legs = 0; 528.  529.  	/* Release the steed and saddle */ 530. 	u.usteed = 0; 531. 	u.ugallop = 0L; 532.  533.  	/* Set player and steed's position. Try moving the player first 534. 	   unless we're in the midst of creating a bones file. */ 535.  	if (reason == DISMOUNT_BONES) { 536. 	    /* move the steed to an adjacent square */ 537. 	    if (enexto(&cc, u.ux, u.uy, mtmp->data)) 538. 		rloc_to(mtmp, cc.x, cc.y); 539. 	    else	/* evidently no room nearby; move steed elsewhere */ 540. 		(void) rloc(mtmp, FALSE); 541. 	    return; 542. 	}  543.  	if (!DEADMONSTER(mtmp)) { 544. 	    place_monster(mtmp, u.ux, u.uy); 545. 	    if (!u.uswallow && !u.ustuck && have_spot) { 546. 		struct permonst *mdat = mtmp->data; 547.  548.  		/* The steed may drop into water/lava */ 549. 		if (!is_flyer(mdat) && !is_floater(mdat) && !is_clinger(mdat)) { 550. 		    if (is_pool(u.ux, u.uy)) { 551. 			if (!Underwater) 552. 			    pline("%s falls into the %s!", Monnam(mtmp),  553.  							surface(u.ux, u.uy)); 554. 			if (!is_swimmer(mdat) && !amphibious(mdat)) { 555. 			    killed(mtmp); 556. 			    adjalign(-1); 557. 			}  558.  		    } else if (is_lava(u.ux, u.uy)) { 559. 			pline("%s is pulled into the lava!", Monnam(mtmp)); 560. 			if (!likes_lava(mdat)) { 561. 			    killed(mtmp); 562. 			    adjalign(-1); 563. 			}  564.  		    }  565.  		}  566.  	    /* Steed dismounting consists of two steps: being moved to another 567. 	     * square, and descending to the floor. We have functions to do 568. * each of these activities, but they're normally called 569. 	     * individually and include an attempt to look at or pick up the 570. 	     * objects on the floor: 571. 	     * teleds --> spoteffects --> pickup 572. 	     * float_down --> pickup 573. 	     * We use this kludge to make sure there is only one such attempt. 574. 	     *  575.  	     * Clearly this is not the best way to do it. A full fix would 576. 	     * involve having these functions not call pickup at all, instead 577. 	     * calling them first and calling pickup afterwards. But it 578. * would take a lot of work to keep this change from having any 579. 	     * unforseen side effects (for instance, you would no longer be  580.  	     * able to walk onto a square with a hole, and autopickup before  581.  	     * falling into the hole). 582. 	     */  583.  		/* [ALI] No need to move the player if the steed died. */ 584.  		if (!DEADMONSTER(mtmp)) { 585. 		    /* Keep steed here, move the player to cc; 586. 		     * teleds clears u.utrap 587. 		     */  588.  		    in_steed_dismounting = TRUE; 589. 		    teleds(cc.x, cc.y, TRUE); 590. 		    in_steed_dismounting = FALSE; 591.  592.  		    /* Put your steed in your trap */ 593. 		    if (save_utrap) 594. 			(void) mintrap(mtmp); 595. 		}  596.  	    /* Couldn't... try placing the steed */ 597. 	    } else if (enexto(&cc, u.ux, u.uy, mtmp->data)) { 598. 		/* Keep player here, move the steed to cc */ 599. 		rloc_to(mtmp, cc.x, cc.y); 600. 		/* Player stays put */ 601. 	    /* Otherwise, kill the steed */ 602. 	    } else { 603. 		killed(mtmp); 604. 		adjalign(-1); 605. 	    }  606.  	}  607.   608.  	/* Return the player to the floor */ 609. 	if (reason != DISMOUNT_ENGULFED) { 610. 	    in_steed_dismounting = TRUE; 611. 	    (void) float_down(0L, W_SADDLE); 612. 	    in_steed_dismounting = FALSE; 613. 	    flags.botl = 1; 614. 	    (void)encumber_msg; 615. 	    vision_full_recalc = 1; 616. 	} else 617. 	    flags.botl = 1; 618. 	/* polearms behave differently when not mounted */ 619. 	if (uwep && is_pole(uwep)) unweapon = TRUE; 620. 	return; 621. }  622.   623.  void 624. place_monster(mon, x, y)  625. struct monst *mon; 626. int x, y;  627. { 628.      if (mon == u.usteed ||  629.  	    /* special case is for convoluted vault guard handling */  630.  	    (DEADMONSTER(mon) && !(mon->isgd && x == 0 && y == 0))) { 631. 	impossible("placing %s onto map?",  632.  		   (mon == u.usteed) ? "steed" : "defunct monster"); 633. 	return; 634.     }  635.      mon->mx = x, mon->my = y;  636. level.monsters[x][y] = mon; 637. }  638.   639.  #endif /* STEED */ 640.  641.  /*steed.c*/