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Source:NetHack 2.3e/mon.c

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Below is the full text to mon.c from the source code of NetHack 2.3e. To link to a particular line, write [[NetHack 2.3e/mon.c#line123]], for example.

Warning! This is the source code from an old release. For the latest release, see Source code

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1.    /*	SCCS Id: @(#)mon.c	2.3	87/12/12
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    
4.    #include "hack.h"
5.    #include "mfndpos.h"
6.    extern struct monst *makemon(), *mkmon_at();
7.    extern struct trap *maketrap();
8.    extern struct obj *mkobj_at(), *mksobj_at();
9.    extern char *hcolor();
10.   #ifdef KAA
11.   extern boolean	stoned;
12.   extern char mlarge[];
13.   #endif
14.   #ifdef RPH
15.   extern struct obj *mk_named_obj_at();
16.   #endif
17.   
18.   int warnlevel;		/* used by movemon and dochugw */
19.   long lastwarntime;
20.   int lastwarnlev;
21.   char	*warnings[] = {	"white", "pink", "red", "ruby", "purple", "black"  };
22.   
23.   movemon()
24.   {
25.   	register struct monst *mtmp;
26.   	register int fr;
27.   
28.   	warnlevel = 0;
29.   
30.   	while(1) {
31.   		/* find a monster that we haven't treated yet */
32.   		/* note that mtmp or mtmp->nmon might get killed
33.   		   while mtmp moves, so we cannot just walk down the
34.   		   chain (even new monsters might get created!) */
35.   		for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
36.   			if(mtmp->mlstmv < moves) goto next_mon;
37.   		/* treated all monsters */
38.   		break;
39.   
40.   	next_mon:
41.   		mtmp->mlstmv = moves;
42.   
43.   		/* most monsters drown in pools */
44.   		{ boolean inpool,infountain,iseel,isgremlin;
45.   		  extern struct permonst pm_gremlin;
46.   
47.   		  inpool = (levl[mtmp->mx][mtmp->my].typ == POOL);
48.   		  iseel = (mtmp->data->mlet == ';');
49.   		  isgremlin = (mtmp->data->mlet == 'G' && mtmp->isgremlin);
50.   		  infountain = (levl[mtmp->mx][mtmp->my].typ == FOUNTAIN);
51.   		  if((inpool || infountain) && isgremlin && rn2(3)) {
52.   			coord mm;
53.   			enexto(&mm, mtmp->mx, mtmp->my);
54.   			if(cansee(mtmp->mx,mtmp->my) && 
55.   			   makemon(PM_GREMLIN, mm.x, mm.y))
56.   				pline("%s multiplies.", Monnam(mtmp));
57.   			if (infountain) dryup();
58.   		  }
59.   		  if(inpool && !iseel && !isgremlin) {
60.   			if(cansee(mtmp->mx,mtmp->my))
61.   			    pline("%s drowns.", Monnam(mtmp));
62.   			mondead(mtmp);
63.   			continue;
64.   		  }
65.   		/* but eels have a difficult time outside */
66.   		  if(iseel && !inpool) {
67.   			if(mtmp->mhp > 1) mtmp->mhp--;
68.   			mtmp->mflee = 1;
69.   			mtmp->mfleetim += 2;
70.   		  }
71.   		}
72.   		if(mtmp->mblinded && !--mtmp->mblinded)
73.   			mtmp->mcansee = 1;
74.   		if(mtmp->mfleetim && !--mtmp->mfleetim)
75.   			mtmp->mflee = 0;
76.   #ifdef HARD
77.   		/* unwatched mimics and piercers may hide again  [MRS] */
78.   		if(restrap(mtmp))	continue;
79.   #endif
80.   		if(mtmp->mimic) continue;
81.   		if(mtmp->mspeed != MSLOW || !(moves%2)){
82.   			/* continue if the monster died fighting */
83.   			fr = -1;
84.   			if(Conflict && cansee(mtmp->mx,mtmp->my)
85.   				&& (fr = fightm(mtmp)) == 2)
86.   				continue;
87.   #ifdef STOOGES
88.   			if((mtmp->isstooge) && cansee(mtmp->mx,mtmp->my)
89.   				&& (fr = fightm(mtmp)) == 2)
90.   				continue;
91.   #endif
92.     			if(fr<0 && dochugw(mtmp))
93.   				continue;
94.   		}
95.   		if(mtmp->mspeed == MFAST && dochugw(mtmp))
96.   			continue;
97.   	}
98.   
99.   	warnlevel -= u.ulevel;
100.  	if(warnlevel >= SIZE(warnings))
101.  		warnlevel = SIZE(warnings)-1;
102.  	if(warnlevel >= 0)
103.  	if(warnlevel > lastwarnlev || moves > lastwarntime + 5){
104.  	    register char *rr;
105.  	    switch((int) (Warning & (LEFT_RING | RIGHT_RING))){
106.  	    case LEFT_RING:
107.  		rr = "Your left ring glows";
108.  		break;
109.  	    case RIGHT_RING:
110.  		rr = "Your right ring glows";
111.  		break;
112.  	    case LEFT_RING | RIGHT_RING:
113.  		rr = "Both your rings glow";
114.  		break;
115.  	    default:
116.  		rr = "Your fingertips glow";
117.  		break;
118.  	    }
119.  	    pline("%s %s!", rr, Hallucination ? hcolor() : warnings[warnlevel]);
120.  	    lastwarntime = moves;
121.  	    lastwarnlev = warnlevel;
122.  	}
123.  
124.  	dmonsfree();	/* remove all dead monsters */
125.  }
126.  
127.  justswld(mtmp,name)
128.  register struct monst *mtmp;
129.  char *name;
130.  {
131.  
132.  	mtmp->mx = u.ux;
133.  	mtmp->my = u.uy;
134.  	u.ustuck = mtmp;
135.  	pmon(mtmp);
136.  	kludge("%s swallows you!",name);
137.  	more();
138.  	seeoff(1);
139.  	u.uswallow = 1;
140.  	u.uswldtim = 0;
141.  	swallowed();
142.  }
143.  
144.  youswld(mtmp,dam,die,name)
145.  register struct monst *mtmp;
146.  register dam,die;
147.  char *name;
148.  {
149.  	if(mtmp != u.ustuck) return;
150.  	kludge("%s digests you!",name);
151.  	u.uhp -= dam;
152.  	if(u.uswldtim++ >= die){	/* a3 */
153.  		pline("It totally digests you!");
154.  		u.uhp = -1;
155.  	}
156.  	if(u.uhp < 1) done_in_by(mtmp);
157.  	/* flags.botlx = 1;		/* should we show status line ? */
158.  }
159.  
160.  #ifdef ROCKMOLE
161.  meatgold(mtmp) register struct monst *mtmp; {
162.  register struct gold *gold;
163.  register int pile;
164.  register struct obj *otmp;
165.  #ifdef KJSMODS
166.  	if(dlevel < 4) return;
167.  #endif
168.  	/* Eats gold if it is there */
169.  	while(gold = g_at(mtmp->mx, mtmp->my)){
170.  		freegold(gold);
171.  		/* Left behind a pile? */
172.  		pile = rnd(25);
173.  		if(pile < 3) mksobj_at(ROCK, mtmp->mx, mtmp->my);
174.  		newsym(mtmp->mx, mtmp->my);
175.  	}
176.  	/* Eats armor if it is there */
177.  	otmp = o_at(mtmp->mx,mtmp->my);
178.  	if((otmp) && (otmp->otyp >= PLATE_MAIL) && (otmp->otyp <= RING_MAIL)){
179.  		freeobj(otmp);
180.  		/* Left behind a pile? */
181.  		pile = rnd(25);
182.  		if(pile < 3)  mksobj_at(ROCK, mtmp->mx, mtmp->my);
183.  		newsym(mtmp->mx, mtmp->my);
184.  	}
185.  }
186.  #endif /* ROCKMOLE /**/
187.  
188.  mpickgold(mtmp) register struct monst *mtmp; {
189.  register struct gold *gold;
190.  	while(gold = g_at(mtmp->mx, mtmp->my)){
191.  		mtmp->mgold += gold->amount;
192.  		freegold(gold);
193.  		if(levl[mtmp->mx][mtmp->my].scrsym == GOLD_SYM)
194.  			newsym(mtmp->mx, mtmp->my);
195.  	}
196.  }
197.  
198.  /* Now includes giants which pick up enormous rocks.  KAA */
199.  mpickgems(mtmp) register struct monst *mtmp; {
200.  register struct obj *otmp;
201.  	for(otmp = fobj; otmp; otmp = otmp->nobj)
202.  	  if(otmp->olet ==
203.  #ifdef KAA
204.  			   (mtmp->data->mlet=='9' ? ROCK_SYM : GEM_SYM))
205.  #else
206.  			   GEM_SYM)
207.  #endif
208.  	    if(otmp->ox == mtmp->mx && otmp->oy == mtmp->my)
209.  	      if(mtmp->data->mlet != 'u' || objects[otmp->otyp].g_val != 0){
210.  		freeobj(otmp);
211.  		mpickobj(mtmp, otmp);
212.  #ifndef KAA
213.  		if(levl[mtmp->mx][mtmp->my].scrsym == GEM_SYM)
214.  #endif
215.  			newsym(mtmp->mx, mtmp->my);	/* %% */
216.  		return;	/* pick only one object */
217.  	      }
218.  }
219.  
220.  /* return number of acceptable neighbour positions */
221.  mfndpos(mon,poss,info,flag)
222.  register struct monst *mon;
223.  coord poss[9];
224.  long info[9], flag;
225.  {
226.  	register int x,y,nx,ny,cnt = 0,ntyp;
227.  	register struct monst *mtmp;
228.  	int nowtyp;
229.  	boolean pool;
230.  
231.  	x = mon->mx;
232.  	y = mon->my;
233.  	nowtyp = levl[x][y].typ;
234.  
235.  	pool = (mon->data->mlet == ';');
236.  nexttry:	/* eels prefer the water, but if there is no water nearby,
237.  		   they will crawl over land */
238.  	if(mon->mconf) {
239.  		flag |= ALLOW_ALL;
240.  		flag &= ~NOTONL;
241.  	}
242.  	for(nx = x-1; nx <= x+1; nx++) for(ny = y-1; ny <= y+1; ny++)
243.  	if(nx != x || ny != y) if(isok(nx,ny))
244.  #ifdef ROCKMOLE
245.  	if(!IS_ROCK(ntyp = levl[nx][ny].typ) || (flag & ALLOW_WALL))
246.  #else
247.  	if(!IS_ROCK(ntyp = levl[nx][ny].typ))
248.  #endif
249.  	if(!(nx != x && ny != y && (nowtyp == DOOR || ntyp == DOOR)))
250.  	if((ntyp == POOL) == pool) {
251.  		info[cnt] = 0;
252.  		if(nx == u.ux && ny == u.uy){
253.  			if(!(flag & ALLOW_U)) continue;
254.  			info[cnt] = ALLOW_U;
255.  		} else if(mtmp = m_at(nx,ny)){
256.  			if(!(flag & ALLOW_M)) continue;
257.  			info[cnt] = ALLOW_M;
258.  			if(mtmp->mtame){
259.  				if(!(flag & ALLOW_TM)) continue;
260.  				info[cnt] |= ALLOW_TM;
261.  			}
262.  		}
263.  		if(sobj_at(CLOVE_OF_GARLIC, nx, ny)) {
264.  			if(flag & NOGARLIC) continue;
265.  			info[cnt] |= NOGARLIC;
266.  		}
267.  		if(sobj_at(SCR_SCARE_MONSTER, nx, ny) ||
268.  		   (!mon->mpeaceful && sengr_at("Elbereth", nx, ny))) {
269.  			if(!(flag & ALLOW_SSM)) continue;
270.  			info[cnt] |= ALLOW_SSM;
271.  		}
272.  		if(sobj_at(ENORMOUS_ROCK, nx, ny)) {
273.  			if(!(flag & ALLOW_ROCK)) continue;
274.  			info[cnt] |= ALLOW_ROCK;
275.  		}
276.  		if(!Invis && online(nx,ny)){
277.  			if(flag & NOTONL) continue;
278.  			info[cnt] |= NOTONL;
279.  		}
280.  		/* we cannot avoid traps of an unknown kind */
281.  		{ register struct trap *ttmp = t_at(nx, ny);
282.  		  register long tt;
283.  			if(ttmp) {
284.  /*				tt = 1L << ttmp->ttyp;*/
285.  /* why don't we just have code look like what it's supposed to do? then it
286.  /* might start working for every case. try this instead: -sac */
287.  				tt = (ttmp->ttyp < TRAPNUM && ttmp->ttyp > 0);
288.  				/* below if added by GAN 02/06/87 to avoid
289.  				 * traps out of range
290.  				 */
291.  				if(!(tt & ALLOW_TRAPS))  {
292.  					impossible("A monster looked at a very strange trap of type %d.", ttmp->ttyp);
293.  					continue;
294.  				}
295.  				if(mon->mtrapseen & tt){
296.  					if(!(flag & tt)) continue;
297.  					info[cnt] |= tt;
298.  				}
299.  			}
300.  		}
301.  		poss[cnt].x = nx;
302.  		poss[cnt].y = ny;
303.  		cnt++;
304.  	}
305.  	if(!cnt && pool && nowtyp != POOL) {
306.  		pool = FALSE;
307.  		goto nexttry;
308.  	}
309.  	return(cnt);
310.  }
311.  
312.  dist(x,y) int x,y; {
313.  	return((x-u.ux)*(x-u.ux) + (y-u.uy)*(y-u.uy));
314.  }
315.  
316.  poisoned(string, pname)
317.  register char *string, *pname;
318.  {
319.  	register i, plural;
320.  
321.  	plural = (string[strlen(string) - 1] == 's')? 1 : 0;
322.  	if(Blind) {
323.  		if (plural)	pline("They were poisoned.");
324.  		else		pline("It was poisoned.");
325.  	} else	{
326.  		if (plural)	pline("The %s were poisoned!", string);
327.  		else		pline("The %s was poisoned!", string);
328.  	}
329.  
330.  	if(Poison_resistance) {
331.  		pline("The poison doesn't seem to affect you.");
332.  		return;
333.  	}
334.  	i = rn2(10);
335.  	if(i == 0) {
336.  		u.uhp = -1;
337.  		pline("I am afraid the poison was deadly ...");
338.  	} else if(i <= 5) {
339.  		losestr(rn1(3,3));
340.  	} else {
341.  		losehp(rn1(10,6), pname);
342.  	}
343.  	if(u.uhp < 1) {
344.  		killer = pname;
345.  		done("died");
346.  	}
347.  }
348.  
349.  mondead(mtmp)
350.  register struct monst *mtmp;
351.  {
352.  	relobj(mtmp,1);
353.  	unpmon(mtmp);
354.  	relmon(mtmp);
355.  	unstuck(mtmp);
356.  #ifdef KOPS
357.         if(mtmp->data->mlet == 'K' &&
358.            !strcmp(mtmp->data->mname,"Keystone Kop")) {
359.  	   /* When a Kop dies, he probably comes back. */
360.  	   switch(rnd(3)) {
361.  
362.  		case 1:	     /* returns near the stairs */
363.  			mkmon_at('K',xdnstair,ydnstair);
364.  			break;
365.  		case 2:	     /* randomly */
366.  			mkmon_at('K',0,0);
367.  			break;
368.  		default:
369.  			break;
370.  	   }
371.  	  }
372.  #endif
373.  	if(mtmp->isshk) shkdead(mtmp);
374.  	if(mtmp->isgd) gddead();
375.  #ifndef NOWORM
376.  	if(mtmp->wormno) wormdead(mtmp);
377.  #endif
378.  #ifdef HARD
379.  	if(mtmp->data->mlet == '1') wizdead(mtmp);
380.  #endif
381.  	monfree(mtmp);
382.  }
383.  
384.  /* called when monster is moved to larger structure */
385.  replmon(mtmp,mtmp2)
386.  register struct monst *mtmp, *mtmp2;
387.  {
388.  	relmon(mtmp);
389.  	monfree(mtmp);
390.  	mtmp2->nmon = fmon;
391.  	fmon = mtmp2;
392.  	if(u.ustuck == mtmp) u.ustuck = mtmp2;
393.  	if(mtmp2->isshk) replshk(mtmp,mtmp2);
394.  	if(mtmp2->isgd) replgd(mtmp,mtmp2);
395.  }
396.  
397.  relmon(mon)
398.  register struct monst *mon;
399.  {
400.  	register struct monst *mtmp;
401.  
402.  	if (fmon == 0)  panic ("relmon: no fmon available.");
403.  
404.  	if(mon == fmon) fmon = fmon->nmon;
405.  	else {
406.  		for(mtmp = fmon; mtmp && mtmp->nmon != mon; mtmp = mtmp->nmon) ;
407.  		mtmp->nmon = mon->nmon;
408.  	}
409.  }
410.  
411.  /* we do not free monsters immediately, in order to have their name
412.     available shortly after their demise */
413.  struct monst *fdmon;	/* chain of dead monsters, need not to be saved */
414.  
415.  monfree(mtmp) register struct monst *mtmp; {
416.  	mtmp->nmon = fdmon;
417.  	fdmon = mtmp;
418.  }
419.  
420.  dmonsfree(){
421.  register struct monst *mtmp;
422.  	while(mtmp = fdmon){
423.  		fdmon = mtmp->nmon;
424.  		free((char *) mtmp);
425.  	}
426.  }
427.  
428.  unstuck(mtmp)
429.  register struct monst *mtmp;
430.  {
431.  	if(u.ustuck == mtmp) {
432.  		if(u.uswallow){
433.  			u.ux = mtmp->mx;
434.  			u.uy = mtmp->my;
435.  			u.uswallow = 0;
436.  			setsee();
437.  			docrt();
438.  		}
439.  		u.ustuck = 0;
440.  	}
441.  }
442.  
443.  killed(mtmp)
444.  register struct monst *mtmp;
445.  {
446.  	xkilled(mtmp, 1);
447.  }
448.  
449.  xkilled(mtmp, dest)
450.  register struct monst *mtmp;
451.  int	dest;
452.  /* Dest=1, normal; dest=0, don't print message; dest=2, don't drop corpse
453.     either; dest=3, message but no corpse */
454.  {
455.  #ifdef LINT
456.  #define	NEW_SCORING
457.  #endif
458.  	register int tmp,tmp2,nk,x,y;
459.  	register struct permonst *mdat = mtmp->data;
460.  	extern long newuexp();
461.  #ifdef RPH
462.  	int old_nlth;
463.  	char old_name[BUFSZ];
464.  #endif
465.  
466.  	if(mtmp->cham) mdat = PM_CHAMELEON;
467.  	if (dest & 1) {
468.  	    if(Blind) pline("You destroy it!");
469.  	    else {
470.  		pline("You destroy %s!",
471.  			mtmp->mtame ? amonnam(mtmp, "poor") : monnam(mtmp));
472.  	    }
473.  	}
474.  	if(u.umconf) {
475.  		if(!Blind)
476.  		{
477.  			pline("Your hands stop glowing %s.",
478.  			Hallucination ? hcolor() : "blue");
479.  		}
480.  		u.umconf = 0;
481.  	}
482.  
483.  	/* count killed monsters */
484.  #define	MAXMONNO	100
485.  	nk = 1;		      /* in case we cannot find it in mons */
486.  	tmp = mdat - mons;    /* index in mons array (if not 'd', '@', ...) */
487.  	if(tmp >= 0 && tmp < CMNUM+2) {
488.  	    extern char fut_geno[];
489.  	    u.nr_killed[tmp]++;
490.  	    if((nk = u.nr_killed[tmp]) > MAXMONNO &&
491.  #ifdef HARD
492.  # ifdef KOPS
493.  		!index("KkO&", mdat->mlet) &&
494.  # else
495.  		!index("kO&", mdat->mlet) &&
496.  # endif
497.  #endif
498.  		!index(fut_geno, mdat->mlet))
499.  		    charcat(fut_geno,  mdat->mlet);
500.  	}
501.  
502.  	/* punish bad behaviour */
503.  	if(mdat->mlet == '@') {
504.  		HTelepat = 0;
505.  		change_luck(-2);
506.  	}
507.  	if(mtmp->mpeaceful || mtmp->mtame)	change_luck(-1);
508.  	if(mdat->mlet == 'u')			change_luck(-5);
509.  
510.  	/* give experience points */
511.  	tmp = 1 + mdat->mlevel * mdat->mlevel;
512.  	if(mdat->ac < 3) tmp += 2*(7 - mdat->ac);
513.  	if(index("AcsSDXaeRTVWU&In:P389",mdat->mlet)) tmp += 2*mdat->mlevel;
514.  	if(index("DeV&P",mdat->mlet)) tmp += (7*mdat->mlevel);
515.  	if(mdat->mlevel > 6) tmp += 50;
516.  	if(mdat->mlet == ';') tmp += 1000;
517.  
518.  #ifdef NEW_SCORING
519.  	/* ------- recent addition: make nr of points decrease
520.  		   when this is not the first of this kind */
521.  	{ int ul = u.ulevel;
522.  	  int ml = mdat->mlevel;
523.  
524.  	if(ul < 14)    /* points are given based on present and future level */
525.  	    for(tmp2 = 0; !tmp2 || ul + tmp2 <= ml; tmp2++)
526.  		if(u.uexp + 1 + (tmp + ((tmp2 <= 0) ? 0 : 4<<(tmp2-1)))/nk
527.  		    >= 10*pow((unsigned)(ul-1)))
528.  			if(++ul == 14) break;
529.  
530.  	tmp2 = ml - ul -1;
531.  	tmp = (tmp + ((tmp2 < 0) ? 0 : 4<<tmp2))/nk;
532.  	if(!tmp) tmp = 1;
533.  	}
534.  	/* note: ul is not necessarily the future value of u.ulevel */
535.  	/* ------- end of recent valuation change ------- */
536.  #endif /* NEW_SCORING /**/
537.  
538.  	more_experienced(tmp,0);
539.  	flags.botl = 1;
540.  	while(u.ulevel < 14 && u.uexp >= newuexp()){
541.  #ifdef RPH
542.  		/* make experience gaining simiar to d&d, whereby you */
543.  		/* can at most go up by one level at a time, extra expr */
544.  		/* possibly helping you along. Afterall, how much real */
545.  		/* experience does one get shooting a wand of death at */
546.  		/* a dragon created w/ a poymorph?? */
547.  		u.ulevel++;
548.  		if (u.uexp >= newuexp())
549.  		    u.uexp = newuexp() - 1;
550.  		pline("Welcome to experience level %u.", u.ulevel);
551.  #else
552.  		pline("Welcome to experience level %u.", ++u.ulevel);
553.  #endif
554.  		tmp = rnd(10);
555.  		if(tmp < 3) tmp = rnd(10);
556.  		u.uhpmax += tmp;
557.  		u.uhp += tmp;
558.  #ifdef SPELLS
559.  		tmp = rnd(u.ulevel/2+1) + 1;	/* M. Stephenson */
560.  		u.uenmax += tmp;
561.  		u.uen += tmp;
562.  #endif
563.  		flags.botl = 1;
564.  	}
565.  
566.  	/* dispose of monster and make cadaver */
567.  	x = mtmp->mx;	y = mtmp->my;
568.  #ifdef RPH
569.  	old_nlth = mtmp->mnamelth;
570.  	if (old_nlth > 0)  (void) strcpy (old_name, NAME(mtmp));
571.  #endif
572.  	if (mdat->mlet == '&' && mtmp->isdjinni) { /* no djinni corpse */
573.  		mondead(mtmp);
574.  		return;
575.  	}
576.  	if (mdat->mlet == 'G' && mtmp->isgremlin) { /* no gremlin corpse */
577.  		mondead(mtmp);
578.  		return;
579.  	}
580.  	mondead(mtmp);
581.  	tmp = mdat->mlet;
582.  	if(tmp == 'm') { /* he killed a minotaur, give him a wand of digging */
583.  			/* note: the dead minotaur will be on top of it! */
584.  		mksobj_at(WAN_DIGGING, x, y);
585.  		/* if(cansee(x,y)) atl(x,y,fobj->olet); */
586.  		stackobj(fobj);
587.  	} else
588.  #ifndef NOWORM
589.  	if(tmp == 'w') {
590.  		mksobj_at(WORM_TOOTH, x, y);
591.  		stackobj(fobj);
592.  	} else
593.  #endif
594.  #ifdef KJSMODS
595.  	if(tmp == 'N') { 
596.  		mksobj_at(POT_OBJECT_DETECTION, x, y);
597.  		stackobj(fobj);
598.  	} else
599.  #endif
600.  #ifdef SAC
601.  	if(tmp == '3') {
602.  		; /* don't do anything special- keep it from failing on */
603.  		  /* call to letter(tmp) */
604.  	} else
605.  #endif /* SAC */
606.  #ifdef KAA
607.  	if(tmp == '&') (void) mkobj_at(0, x, y);
608.  	else
609.  	if(stoned == FALSE && (!letter(tmp) || (!index("9&1", tmp) && !rn2(3)))) tmp = 0;
610.  	    if(dest & 2) {
611.  		newsym(x,y);
612.  		return;
613.  	    }
614.  #else
615.  	if(!letter(tmp) || (!index("mw", tmp) && !rn2(3))) tmp = 0;
616.  #endif
617.  	tmp2 = rn2(5);
618.  #ifdef KJSMODS
619.  	/* if a kobold or a giant rat does not become treasure, do
620.  	 *  not make a corpse. */
621.  # ifdef KOPS
622.  	if(mdat->mlet == 'K'
623.  	   && !strcmp(mdat->mname,"kobold") && tmp) tmp2 = 0;
624.  # endif
625.  # ifdef ROCKMOLE
626.  	if((mdat->mlet == 'r' && dlevel < 4) && tmp) tmp2 = 0;
627.  # endif
628.  #endif
629.  	if(!ACCESSIBLE(levl[x][y].typ)) {
630.  	    /* might be mimic in wall or dead eel*/
631.   	    newsym(x,y);
632.  	} else if(x != u.ux || y != u.uy) {
633.  		/* might be here after swallowed */
634.  #ifdef KAA
635.  		if(stoned) {
636.  			register int typetmp;
637.  			if(index(mlarge, tmp))	typetmp = ENORMOUS_ROCK;
638.  			else			typetmp = ROCK;
639.  			mksobj_at(typetmp, x, y);
640.  			if(cansee(x,y))
641.  			    atl(x, y, Hallucination ? rndobjsym() :
642.  				      objects[typetmp].oc_olet);
643.  		} else
644.  #endif
645.  		if(index("NTVm&w",mdat->mlet) || tmp2) {
646.  #ifndef RPH
647.  			register struct obj *obj2 = mkobj_at(tmp,x,y);
648.  #else
649.  			register struct obj *obj2;
650.  			if (letter(tmp))
651.  			    obj2 = mk_named_obj_at(tmp, x, y,
652.  						   old_name, old_nlth);
653.  # ifdef KOPS
654.  			else if (mdat->mlet == 'K')
655.  			    obj2 = mksobj_at((rn2(2) ? CLUB : 
656.  				   (rn2(2)) ? WHISTLE : BADGE), x, y);
657.  # endif
658.  			else
659.  			    obj2 = mkobj_at(tmp,x,y);
660.  #endif   /* RPH /**/
661.  			if(cansee(x,y))
662.  			    atl(x, y, Hallucination ? rndobjsym() : obj2->olet);
663.  			stackobj(obj2);
664.  		}
665.  	}
666.  }
667.  
668.  kludge(str,arg)
669.  register char *str,*arg;
670.  {
671.  	if(Blind) {
672.  		if(*str == '%') pline(str,"It");
673.  		else pline(str,"it");
674.  	} else pline(str,arg);
675.  }
676.  
677.  rescham()	/* force all chameleons to become normal */
678.  {
679.  	register struct monst *mtmp;
680.  
681.  	for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
682.  		if(mtmp->cham) {
683.  			mtmp->cham = 0;
684.  			(void) newcham(mtmp, PM_CHAMELEON);
685.  		}
686.  }
687.  
688.  #ifdef DGKMOD
689.  /* Let the chameleons change again -dgk */
690.  restartcham()
691.  {
692.  	register struct monst *mtmp;
693.  
694.  	for (mtmp = fmon; mtmp; mtmp = mtmp->nmon)
695.  		if (mtmp->data->mlet == ':') 
696.  			mtmp->cham = 1;
697.  }
698.  #endif
699.  
700.  newcham(mtmp,mdat)	/* make a chameleon look like a new monster */
701.  			/* returns 1 if the monster actually changed */
702.  register struct monst *mtmp;
703.  register struct permonst *mdat;
704.  {
705.  	register mhp, hpn, hpd;
706.  
707.  #ifdef RPH
708.  	/* mdat = 0 -> caller wants a random monster shape */
709.  	if (mdat == 0) {
710.  	    /* ie. minimum shape is mons[15], minimum random range */
711.  	    /* is 3, and randomness tails off as you descend into the */
712.  	    /* depths max shape is mons[CMNUM-1] */
713.  	mdat = &mons[CMNUM-1-rn2((CMNUM-17) - (CMNUM-20)*dlevel/MAXLEVEL)];
714.  	}
715.  #endif	
716.    	if(mdat == mtmp->data) return(0);	/* still the same monster */
717.  #ifndef NOWORM
718.  	if(mtmp->wormno) wormdead(mtmp);	/* throw tail away */
719.  #endif
720.  	hpn = mtmp->mhp;
721.  	hpd = (mtmp->data->mlevel)*8;	if(!hpd) hpd = 4;
722.  	mhp = (mdat->mlevel)*8;		if(!mhp) mhp = 4;
723.  
724.  	/* new hp: same fraction of max as before */
725.  	mtmp->mhp = (hpn*mhp)/hpd;
726.  	if (mhp > hpd && mtmp->mhp < hpn) mtmp->mhp = 127;
727.  /* Not totally foolproof.  A 2HD monster with 80 HP that changes into a 6HD
728.     monster that really should have 240 and actually should have 127, the
729.     maximum possible, will wind up having 113.  */
730.  	if (!mtmp->mhp) mtmp->mhp = 1;
731.  /* Unlikely but not impossible; a 1HD creature with 1HP that changes into a
732.     0HD creature will require this statement */
733.  	mtmp->data = mdat;
734.  /* and the same for maximum hit points */
735.  	hpn = mtmp->mhpmax;
736.  	mtmp->mhpmax = (hpn*mhp)/hpd;
737.  	if (mhp > hpd && mtmp->mhpmax < hpn) mtmp->mhp = 127;
738.  	if (!mtmp->mhp) mtmp->mhp = 1;
739.  
740.  	mtmp->minvis = (mdat->mlet == 'I') ? 1 : 0;
741.  	/* only snakes and scorpions can hide under things -dgk */
742.  	/* also generated by GAN */
743.  	mtmp->mhide = (mdat->mlet == 'S' || mdat->mlet == 's') ? 1 : 0;
744.  	if (!mtmp->mhide) mtmp->mundetected = 0;
745.  #ifndef NOWORM
746.  	if(mdat->mlet == 'w' && getwn(mtmp)) initworm(mtmp);
747.  			/* perhaps we should clear mtmp->mtame here? */
748.  #endif
749.  	unpmon(mtmp);	/* necessary for 'I' and to force pmon */
750.  	pmon(mtmp);
751.  	return(1);
752.  }
753.  
754.  mnexto(mtmp)	/* Make monster mtmp next to you (if possible) */
755.  struct monst *mtmp;
756.  {
757.  	coord mm;
758.  	enexto(&mm, u.ux, u.uy);
759.  	mtmp->mx = mm.x;
760.  	mtmp->my = mm.y;
761.  	pmon(mtmp);
762.  }
763.  
764.  ishuman(mtmp) register struct monst *mtmp; {
765.  	return(mtmp->data->mlet == '@');
766.  }
767.  
768.  setmangry(mtmp) register struct monst *mtmp; {
769.  	if(!mtmp->mpeaceful) return;
770.  	if(mtmp->mtame) return;
771.  	mtmp->mpeaceful = 0;
772.  	if(ishuman(mtmp)) pline("%s gets angry!", Monnam(mtmp));
773.  }
774.  
775.  /* not one hundred procent correct: now a snake may hide under an
776.     invisible object */
777.  canseemon(mtmp)
778.  register struct monst *mtmp;
779.  {
780.  	return((!mtmp->minvis || See_invisible)
781.  		&& (!mtmp->mhide || !o_at(mtmp->mx,mtmp->my))
782.  		&& cansee(mtmp->mx, mtmp->my));
783.  }
784.  
785.  disturb(mtmp)		/* awaken monsters while in the same room.
786.  			 * return a 1 if they have been woken.
787.  			 */
788.  register struct monst *mtmp;
789.  {
790.  	/* wake up, or get out of here. */
791.  	/* ettins are hard to surprise */
792.  	/* Nymphs and Leprechauns do not easily wake up */
793.  	if(cansee(mtmp->mx,mtmp->my) &&
794.  		(!Stealth || (mtmp->data->mlet == 'e' && rn2(10))) &&
795.  		(!index("NL",mtmp->data->mlet) || !rn2(50)) &&
796.  #ifdef RPH
797.  		(Aggravate_monster || index("8d1", mtmp->data->mlet)
798.  #else
799.  		(Aggravate_monster || index("d1", mtmp->data->mlet)
800.  #endif
801.  			|| (!rn2(7) && !mtmp->mimic))) {
802.  		mtmp->msleep = 0;
803.  		return(1);
804.  	}
805.  	if(Hallucination) pmon(mtmp);
806.  	return(0);
807.  }
808.  
809.  #ifdef HARD
810.  restrap(mtmp)		/* unwatched mimics and piercers may hide again,
811.  			 * if so, a 1 is returned.
812.  			 */
813.  register struct monst *mtmp;
814.  {
815.  	if(mtmp->data->mlet == 'M' && !mtmp->mimic && !mtmp->cham
816.  	   && !mtmp->mcan && !cansee(mtmp->mx, mtmp->my)
817.  	   && !rn2(3)) {
818.  		mtmp->mimic = 1;
819.  		mtmp->mappearance = (levl[mtmp->mx][mtmp->my].typ == DOOR) ? DOOR_SYM : GOLD_SYM;
820.  		return(1);
821.  	   }
822.  
823.  	if(mtmp->data->mlet == 'p' && !mtmp->cham
824.  	   && !mtmp->mcan && !cansee(mtmp->mx, mtmp->my)
825.  	   && !rn2(3))  {
826.  
827.  		if(levl[mtmp->mx][mtmp->my].typ == ROOM)  {
828.  
829.  			maketrap(mtmp->mx, mtmp->my, PIERC);
830.  			mondead(mtmp);
831.  			return(1);
832.  		}
833.  	   }
834.  	return(0);
835.  }
836.  #endif

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