hack.mon.c revision 1.3
1/*
2 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
3 */
4
5#ifndef lint
6static char rcsid[] = "$NetBSD: hack.mon.c,v 1.3 1995/03/23 08:30:57 cgd Exp $";
7#endif /* not lint */
8
9#include "hack.h"
10#include "hack.mfndpos.h"
11
12#ifndef NULL
13#define	NULL	(char *) 0
14#endif
15
16extern struct monst *makemon();
17extern struct obj *mkobj_at();
18
19int warnlevel;		/* used by movemon and dochugw */
20long lastwarntime;
21int lastwarnlev;
22char *warnings[] = {
23	"white", "pink", "red", "ruby", "purple", "black"
24};
25
26movemon()
27{
28	register struct monst *mtmp;
29	register int fr;
30
31	warnlevel = 0;
32
33	while(1) {
34		/* find a monster that we haven't treated yet */
35		/* note that mtmp or mtmp->nmon might get killed
36		   while mtmp moves, so we cannot just walk down the
37		   chain (even new monsters might get created!) */
38		for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
39			if(mtmp->mlstmv < moves) goto next_mon;
40		/* treated all monsters */
41		break;
42
43	next_mon:
44		mtmp->mlstmv = moves;
45
46		/* most monsters drown in pools */
47		{ boolean inpool, iseel;
48
49		  inpool = (levl[mtmp->mx][mtmp->my].typ == POOL);
50		  iseel = (mtmp->data->mlet == ';');
51		  if(inpool && !iseel) {
52			if(cansee(mtmp->mx,mtmp->my))
53			    pline("%s drowns.", Monnam(mtmp));
54			mondead(mtmp);
55			continue;
56		  }
57		/* but eels have a difficult time outside */
58		  if(iseel && !inpool) {
59			if(mtmp->mhp > 1) mtmp->mhp--;
60			mtmp->mflee = 1;
61			mtmp->mfleetim += 2;
62		  }
63		}
64		if(mtmp->mblinded && !--mtmp->mblinded)
65			mtmp->mcansee = 1;
66		if(mtmp->mfleetim && !--mtmp->mfleetim)
67			mtmp->mflee = 0;
68		if(mtmp->mimic) continue;
69		if(mtmp->mspeed != MSLOW || !(moves%2)){
70			/* continue if the monster died fighting */
71			fr = -1;
72			if(Conflict && cansee(mtmp->mx,mtmp->my)
73				&& (fr = fightm(mtmp)) == 2)
74				continue;
75			if(fr<0 && dochugw(mtmp))
76				continue;
77		}
78		if(mtmp->mspeed == MFAST && dochugw(mtmp))
79			continue;
80	}
81
82	warnlevel -= u.ulevel;
83	if(warnlevel >= SIZE(warnings))
84		warnlevel = SIZE(warnings)-1;
85	if(warnlevel >= 0)
86	if(warnlevel > lastwarnlev || moves > lastwarntime + 5){
87	    register char *rr;
88	    switch(Warning & (LEFT_RING | RIGHT_RING)){
89	    case LEFT_RING:
90		rr = "Your left ring glows";
91		break;
92	    case RIGHT_RING:
93		rr = "Your right ring glows";
94		break;
95	    case LEFT_RING | RIGHT_RING:
96		rr = "Both your rings glow";
97		break;
98	    default:
99		rr = "Your fingertips glow";
100		break;
101	    }
102	    pline("%s %s!", rr, warnings[warnlevel]);
103	    lastwarntime = moves;
104	    lastwarnlev = warnlevel;
105	}
106
107	dmonsfree();	/* remove all dead monsters */
108}
109
110justswld(mtmp,name)
111register struct monst *mtmp;
112char *name;
113{
114
115	mtmp->mx = u.ux;
116	mtmp->my = u.uy;
117	u.ustuck = mtmp;
118	pmon(mtmp);
119	kludge("%s swallows you!",name);
120	more();
121	seeoff(1);
122	u.uswallow = 1;
123	u.uswldtim = 0;
124	swallowed();
125}
126
127youswld(mtmp,dam,die,name)
128register struct monst *mtmp;
129register dam,die;
130char *name;
131{
132	if(mtmp != u.ustuck) return;
133	kludge("%s digests you!",name);
134	u.uhp -= dam;
135	if(u.uswldtim++ >= die){	/* a3 */
136		pline("It totally digests you!");
137		u.uhp = -1;
138	}
139	if(u.uhp < 1) done_in_by(mtmp);
140	/* flags.botlx = 1; */		/* should we show status line ? */
141}
142
143dochugw(mtmp) register struct monst *mtmp; {
144register x = mtmp->mx;
145register y = mtmp->my;
146register d = dochug(mtmp);
147register dd;
148	if(!d)		/* monster still alive */
149	if(Warning)
150	if(!mtmp->mpeaceful)
151	if(mtmp->data->mlevel > warnlevel)
152	if((dd = dist(mtmp->mx,mtmp->my)) < dist(x,y))
153	if(dd < 100)
154	if(!canseemon(mtmp))
155		warnlevel = mtmp->data->mlevel;
156	return(d);
157}
158
159/* returns 1 if monster died moving, 0 otherwise */
160dochug(mtmp)
161register struct monst *mtmp;
162{
163	register struct permonst *mdat;
164	register tmp, nearby, scared;
165
166	if(mtmp->cham && !rn2(6))
167		(void) newcham(mtmp, &mons[dlevel+14+rn2(CMNUM-14-dlevel)]);
168	mdat = mtmp->data;
169	if(mdat->mlevel < 0)
170		panic("bad monster %c (%d)",mdat->mlet,mdat->mlevel);
171
172	/* regenerate monsters */
173	if((!(moves%20) || strchr(MREGEN, mdat->mlet)) &&
174	    mtmp->mhp < mtmp->mhpmax)
175		mtmp->mhp++;
176
177	if(mtmp->mfroz) return(0); /* frozen monsters don't do anything */
178
179	if(mtmp->msleep) {
180		/* wake up, or get out of here. */
181		/* ettins are hard to surprise */
182		/* Nymphs and Leprechauns do not easily wake up */
183		if(cansee(mtmp->mx,mtmp->my) &&
184			(!Stealth || (mdat->mlet == 'e' && rn2(10))) &&
185			(!strchr("NL",mdat->mlet) || !rn2(50)) &&
186			(Aggravate_monster || strchr("d1", mdat->mlet)
187				|| (!rn2(7) && !mtmp->mimic)))
188			mtmp->msleep = 0;
189		else return(0);
190	}
191
192	/* not frozen or sleeping: wipe out texts written in the dust */
193	wipe_engr_at(mtmp->mx, mtmp->my, 1);
194
195	/* confused monsters get unconfused with small probability */
196	if(mtmp->mconf && !rn2(50)) mtmp->mconf = 0;
197
198	/* some monsters teleport */
199	if(mtmp->mflee && strchr("tNL", mdat->mlet) && !rn2(40)){
200		rloc(mtmp);
201		return(0);
202	}
203	if(mdat->mmove < rnd(6)) return(0);
204
205	/* fleeing monsters might regain courage */
206	if(mtmp->mflee && !mtmp->mfleetim
207	    && mtmp->mhp == mtmp->mhpmax && !rn2(25))
208		mtmp->mflee = 0;
209
210	nearby = (dist(mtmp->mx, mtmp->my) < 3);
211	scared = (nearby && (sengr_at("Elbereth", u.ux, u.uy) ||
212			sobj_at(SCR_SCARE_MONSTER, u.ux, u.uy)));
213	if(scared && !mtmp->mflee) {
214		mtmp->mflee = 1;
215		mtmp->mfleetim = (rn2(7) ? rnd(10) : rnd(100));
216	}
217
218	if(!nearby ||
219		mtmp->mflee ||
220		mtmp->mconf ||
221		(mtmp->minvis && !rn2(3)) ||
222		(strchr("BIuy", mdat->mlet) && !rn2(4)) ||
223		(mdat->mlet == 'L' && !u.ugold && (mtmp->mgold || rn2(2))) ||
224		(!mtmp->mcansee && !rn2(4)) ||
225		mtmp->mpeaceful
226	   ) {
227		tmp = m_move(mtmp,0);	/* 2: monster died moving */
228		if(tmp == 2 || (tmp && mdat->mmove <= 12))
229			return(tmp == 2);
230	}
231
232	if(!strchr("Ea", mdat->mlet) && nearby &&
233	 !mtmp->mpeaceful && u.uhp > 0 && !scared) {
234		if(mhitu(mtmp))
235			return(1);	/* monster died (e.g. 'y' or 'F') */
236	}
237	/* extra movement for fast monsters */
238	if(mdat->mmove-12 > rnd(12)) tmp = m_move(mtmp,1);
239	return(tmp == 2);
240}
241
242m_move(mtmp,after)
243register struct monst *mtmp;
244{
245	register struct monst *mtmp2;
246	register nx,ny,omx,omy,appr,nearer,cnt,i,j;
247	xchar gx,gy,nix,niy,chcnt;
248	schar chi;
249	boolean likegold, likegems, likeobjs;
250	char msym = mtmp->data->mlet;
251	schar mmoved = 0;	/* not strictly nec.: chi >= 0 will do */
252	coord poss[9];
253	int info[9];
254
255	if(mtmp->mfroz || mtmp->msleep)
256		return(0);
257	if(mtmp->mtrapped) {
258		i = mintrap(mtmp);
259		if(i == 2) return(2);	/* he died */
260		if(i == 1) return(0);	/* still in trap, so didnt move */
261	}
262	if(mtmp->mhide && o_at(mtmp->mx,mtmp->my) && rn2(10))
263		return(0);		/* do not leave hiding place */
264
265#ifndef NOWORM
266	if(mtmp->wormno)
267		goto not_special;
268#endif NOWORM
269
270	/* my dog gets a special treatment */
271	if(mtmp->mtame) {
272		return( dog_move(mtmp, after) );
273	}
274
275	/* likewise for shopkeeper */
276	if(mtmp->isshk) {
277		mmoved = shk_move(mtmp);
278		if(mmoved >= 0)
279			goto postmov;
280		mmoved = 0;		/* follow player outside shop */
281	}
282
283	/* and for the guard */
284	if(mtmp->isgd) {
285		mmoved = gd_move();
286		goto postmov;
287	}
288
289/* teleport if that lies in our nature ('t') or when badly wounded ('1') */
290	if((msym == 't' && !rn2(5))
291	|| (msym == '1' && (mtmp->mhp < 7 || (!xdnstair && !rn2(5))
292		|| levl[u.ux][u.uy].typ == STAIRS))) {
293		if(mtmp->mhp < 7 || (msym == 't' && rn2(2)))
294			rloc(mtmp);
295		else
296			mnexto(mtmp);
297		mmoved = 1;
298		goto postmov;
299	}
300
301	/* spit fire ('D') or use a wand ('1') when appropriate */
302	if(strchr("D1", msym))
303		inrange(mtmp);
304
305	if(msym == 'U' && !mtmp->mcan && canseemon(mtmp) &&
306	    mtmp->mcansee && rn2(5)) {
307		if(!Confusion)
308			pline("%s's gaze has confused you!", Monnam(mtmp));
309		else
310			pline("You are getting more and more confused.");
311		if(rn2(3)) mtmp->mcan = 1;
312		Confusion += d(3,4);		/* timeout */
313	}
314not_special:
315	if(!mtmp->mflee && u.uswallow && u.ustuck != mtmp) return(1);
316	appr = 1;
317	if(mtmp->mflee) appr = -1;
318	if(mtmp->mconf || Invis ||  !mtmp->mcansee ||
319		(strchr("BIy", msym) && !rn2(3)))
320		appr = 0;
321	omx = mtmp->mx;
322	omy = mtmp->my;
323	gx = u.ux;
324	gy = u.uy;
325	if(msym == 'L' && appr == 1 && mtmp->mgold > u.ugold)
326		appr = -1;
327
328	/* random criterion for 'smell' or track finding ability
329	   should use mtmp->msmell or sth
330	 */
331	if(msym == '@' ||
332	  ('a' <= msym && msym <= 'z')) {
333	extern coord *gettrack();
334	register coord *cp;
335	schar mroom;
336		mroom = inroom(omx,omy);
337		if(mroom < 0 || mroom != inroom(u.ux,u.uy)){
338		    cp = gettrack(omx,omy);
339		    if(cp){
340			gx = cp->x;
341			gy = cp->y;
342		    }
343		}
344	}
345
346	/* look for gold or jewels nearby */
347	likegold = (strchr("LOD", msym) != NULL);
348	likegems = (strchr("ODu", msym) != NULL);
349	likeobjs = mtmp->mhide;
350#define	SRCHRADIUS	25
351	{ xchar mind = SRCHRADIUS;		/* not too far away */
352	  register int dd;
353	  if(likegold){
354		register struct gold *gold;
355		for(gold = fgold; gold; gold = gold->ngold)
356		  if((dd = DIST(omx,omy,gold->gx,gold->gy)) < mind){
357		    mind = dd;
358		    gx = gold->gx;
359		    gy = gold->gy;
360		}
361	  }
362	  if(likegems || likeobjs){
363		register struct obj *otmp;
364		for(otmp = fobj; otmp; otmp = otmp->nobj)
365		if(likeobjs || otmp->olet == GEM_SYM)
366		if(msym != 'u' ||
367			objects[otmp->otyp].g_val != 0)
368		if((dd = DIST(omx,omy,otmp->ox,otmp->oy)) < mind){
369		    mind = dd;
370		    gx = otmp->ox;
371		    gy = otmp->oy;
372		}
373	  }
374	  if(mind < SRCHRADIUS && appr == -1) {
375		if(dist(omx,omy) < 10) {
376		    gx = u.ux;
377		    gy = u.uy;
378		} else
379		    appr = 1;
380	  }
381	}
382	nix = omx;
383	niy = omy;
384	cnt = mfndpos(mtmp,poss,info,
385		msym == 'u' ? NOTONL :
386		(msym == '@' || msym == '1') ? (ALLOW_SSM | ALLOW_TRAPS) :
387		strchr(UNDEAD, msym) ? NOGARLIC : ALLOW_TRAPS);
388		/* ALLOW_ROCK for some monsters ? */
389	chcnt = 0;
390	chi = -1;
391	for(i=0; i<cnt; i++) {
392		nx = poss[i].x;
393		ny = poss[i].y;
394		for(j=0; j<MTSZ && j<cnt-1; j++)
395			if(nx == mtmp->mtrack[j].x && ny == mtmp->mtrack[j].y)
396				if(rn2(4*(cnt-j))) goto nxti;
397#ifdef STUPID
398		/* some stupid compilers think that this is too complicated */
399		{ int d1 = DIST(nx,ny,gx,gy);
400		  int d2 = DIST(nix,niy,gx,gy);
401		  nearer = (d1 < d2);
402		}
403#else
404		nearer = (DIST(nx,ny,gx,gy) < DIST(nix,niy,gx,gy));
405#endif STUPID
406		if((appr == 1 && nearer) || (appr == -1 && !nearer) ||
407			!mmoved ||
408			(!appr && !rn2(++chcnt))){
409			nix = nx;
410			niy = ny;
411			chi = i;
412			mmoved = 1;
413		}
414	nxti:	;
415	}
416	if(mmoved){
417		if(info[chi] & ALLOW_M){
418			mtmp2 = m_at(nix,niy);
419			if(hitmm(mtmp,mtmp2) == 1 && rn2(4) &&
420			  hitmm(mtmp2,mtmp) == 2) return(2);
421			return(0);
422		}
423		if(info[chi] & ALLOW_U){
424		  (void) hitu(mtmp, d(mtmp->data->damn, mtmp->data->damd)+1);
425		  return(0);
426		}
427		mtmp->mx = nix;
428		mtmp->my = niy;
429		for(j=MTSZ-1; j>0; j--) mtmp->mtrack[j] = mtmp->mtrack[j-1];
430		mtmp->mtrack[0].x = omx;
431		mtmp->mtrack[0].y = omy;
432#ifndef NOWORM
433		if(mtmp->wormno) worm_move(mtmp);
434#endif NOWORM
435	} else {
436		if(msym == 'u' && rn2(2)){
437			rloc(mtmp);
438			return(0);
439		}
440#ifndef NOWORM
441		if(mtmp->wormno) worm_nomove(mtmp);
442#endif NOWORM
443	}
444postmov:
445	if(mmoved == 1) {
446		if(mintrap(mtmp) == 2)	/* he died */
447			return(2);
448		if(likegold) mpickgold(mtmp);
449		if(likegems) mpickgems(mtmp);
450		if(mtmp->mhide) mtmp->mundetected = 1;
451	}
452	pmon(mtmp);
453	return(mmoved);
454}
455
456mpickgold(mtmp) register struct monst *mtmp; {
457register struct gold *gold;
458	while(gold = g_at(mtmp->mx, mtmp->my)){
459		mtmp->mgold += gold->amount;
460		freegold(gold);
461		if(levl[mtmp->mx][mtmp->my].scrsym == '$')
462			newsym(mtmp->mx, mtmp->my);
463	}
464}
465
466mpickgems(mtmp) register struct monst *mtmp; {
467register struct obj *otmp;
468	for(otmp = fobj; otmp; otmp = otmp->nobj)
469	if(otmp->olet == GEM_SYM)
470	if(otmp->ox == mtmp->mx && otmp->oy == mtmp->my)
471	if(mtmp->data->mlet != 'u' || objects[otmp->otyp].g_val != 0){
472		freeobj(otmp);
473		mpickobj(mtmp, otmp);
474		if(levl[mtmp->mx][mtmp->my].scrsym == GEM_SYM)
475			newsym(mtmp->mx, mtmp->my);	/* %% */
476		return;	/* pick only one object */
477	}
478}
479
480/* return number of acceptable neighbour positions */
481mfndpos(mon,poss,info,flag)
482register struct monst *mon;
483coord poss[9];
484int info[9], flag;
485{
486	register int x,y,nx,ny,cnt = 0,ntyp;
487	register struct monst *mtmp;
488	int nowtyp;
489	boolean pool;
490
491	x = mon->mx;
492	y = mon->my;
493	nowtyp = levl[x][y].typ;
494
495	pool = (mon->data->mlet == ';');
496nexttry:	/* eels prefer the water, but if there is no water nearby,
497		   they will crawl over land */
498	if(mon->mconf) {
499		flag |= ALLOW_ALL;
500		flag &= ~NOTONL;
501	}
502	for(nx = x-1; nx <= x+1; nx++) for(ny = y-1; ny <= y+1; ny++)
503	if(nx != x || ny != y) if(isok(nx,ny))
504	if(!IS_ROCK(ntyp = levl[nx][ny].typ))
505	if(!(nx != x && ny != y && (nowtyp == DOOR || ntyp == DOOR)))
506	if((ntyp == POOL) == pool) {
507		info[cnt] = 0;
508		if(nx == u.ux && ny == u.uy){
509			if(!(flag & ALLOW_U)) continue;
510			info[cnt] = ALLOW_U;
511		} else if(mtmp = m_at(nx,ny)){
512			if(!(flag & ALLOW_M)) continue;
513			info[cnt] = ALLOW_M;
514			if(mtmp->mtame){
515				if(!(flag & ALLOW_TM)) continue;
516				info[cnt] |= ALLOW_TM;
517			}
518		}
519		if(sobj_at(CLOVE_OF_GARLIC, nx, ny)) {
520			if(flag & NOGARLIC) continue;
521			info[cnt] |= NOGARLIC;
522		}
523		if(sobj_at(SCR_SCARE_MONSTER, nx, ny) ||
524		   (!mon->mpeaceful && sengr_at("Elbereth", nx, ny))) {
525			if(!(flag & ALLOW_SSM)) continue;
526			info[cnt] |= ALLOW_SSM;
527		}
528		if(sobj_at(ENORMOUS_ROCK, nx, ny)) {
529			if(!(flag & ALLOW_ROCK)) continue;
530			info[cnt] |= ALLOW_ROCK;
531		}
532		if(!Invis && online(nx,ny)){
533			if(flag & NOTONL) continue;
534			info[cnt] |= NOTONL;
535		}
536		/* we cannot avoid traps of an unknown kind */
537		{ register struct trap *ttmp = t_at(nx, ny);
538		  register int tt;
539			if(ttmp) {
540				tt = 1 << ttmp->ttyp;
541				if(mon->mtrapseen & tt){
542					if(!(flag & tt)) continue;
543					info[cnt] |= tt;
544				}
545			}
546		}
547		poss[cnt].x = nx;
548		poss[cnt].y = ny;
549		cnt++;
550	}
551	if(!cnt && pool && nowtyp != POOL) {
552		pool = FALSE;
553		goto nexttry;
554	}
555	return(cnt);
556}
557
558dist(x,y) int x,y; {
559	return((x-u.ux)*(x-u.ux) + (y-u.uy)*(y-u.uy));
560}
561
562poisoned(string, pname)
563register char *string, *pname;
564{
565	register int i;
566
567	if(Blind) pline("It was poisoned.");
568	else pline("The %s was poisoned!",string);
569	if(Poison_resistance) {
570		pline("The poison doesn't seem to affect you.");
571		return;
572	}
573	i = rn2(10);
574	if(i == 0) {
575		u.uhp = -1;
576		pline("I am afraid the poison was deadly ...");
577	} else if(i <= 5) {
578		losestr(rn1(3,3));
579	} else {
580		losehp(rn1(10,6), pname);
581	}
582	if(u.uhp < 1) {
583		killer = pname;
584		done("died");
585	}
586}
587
588mondead(mtmp)
589register struct monst *mtmp;
590{
591	relobj(mtmp,1);
592	unpmon(mtmp);
593	relmon(mtmp);
594	unstuck(mtmp);
595	if(mtmp->isshk) shkdead(mtmp);
596	if(mtmp->isgd) gddead();
597#ifndef NOWORM
598	if(mtmp->wormno) wormdead(mtmp);
599#endif NOWORM
600	monfree(mtmp);
601}
602
603/* called when monster is moved to larger structure */
604replmon(mtmp,mtmp2)
605register struct monst *mtmp, *mtmp2;
606{
607	relmon(mtmp);
608	monfree(mtmp);
609	mtmp2->nmon = fmon;
610	fmon = mtmp2;
611	if(u.ustuck == mtmp) u.ustuck = mtmp2;
612	if(mtmp2->isshk) replshk(mtmp,mtmp2);
613	if(mtmp2->isgd) replgd(mtmp,mtmp2);
614}
615
616relmon(mon)
617register struct monst *mon;
618{
619	register struct monst *mtmp;
620
621	if(mon == fmon) fmon = fmon->nmon;
622	else {
623		for(mtmp = fmon; mtmp->nmon != mon; mtmp = mtmp->nmon) ;
624		mtmp->nmon = mon->nmon;
625	}
626}
627
628/* we do not free monsters immediately, in order to have their name
629   available shortly after their demise */
630struct monst *fdmon;	/* chain of dead monsters, need not to be saved */
631
632monfree(mtmp) register struct monst *mtmp; {
633	mtmp->nmon = fdmon;
634	fdmon = mtmp;
635}
636
637dmonsfree(){
638register struct monst *mtmp;
639	while(mtmp = fdmon){
640		fdmon = mtmp->nmon;
641		free((char *) mtmp);
642	}
643}
644
645unstuck(mtmp)
646register struct monst *mtmp;
647{
648	if(u.ustuck == mtmp) {
649		if(u.uswallow){
650			u.ux = mtmp->mx;
651			u.uy = mtmp->my;
652			u.uswallow = 0;
653			setsee();
654			docrt();
655		}
656		u.ustuck = 0;
657	}
658}
659
660killed(mtmp)
661register struct monst *mtmp;
662{
663#ifdef lint
664#define	NEW_SCORING
665#endif lint
666	register int tmp,tmp2,nk,x,y;
667	register struct permonst *mdat;
668	extern long newuexp();
669
670	if(mtmp->cham) mtmp->data = PM_CHAMELEON;
671	mdat = mtmp->data;
672	if(Blind) pline("You destroy it!");
673	else {
674		pline("You destroy %s!",
675			mtmp->mtame ? amonnam(mtmp, "poor") : monnam(mtmp));
676	}
677	if(u.umconf) {
678		if(!Blind) pline("Your hands stop glowing blue.");
679		u.umconf = 0;
680	}
681
682	/* count killed monsters */
683#define	MAXMONNO	100
684	nk = 1;		      /* in case we cannot find it in mons */
685	tmp = mdat - mons;    /* index in mons array (if not 'd', '@', ...) */
686	if(tmp >= 0 && tmp < CMNUM+2) {
687	    extern char fut_geno[];
688	    u.nr_killed[tmp]++;
689	    if((nk = u.nr_killed[tmp]) > MAXMONNO &&
690		!strchr(fut_geno, mdat->mlet))
691		    charcat(fut_geno,  mdat->mlet);
692	}
693
694	/* punish bad behaviour */
695	if(mdat->mlet == '@') Telepat = 0, u.uluck -= 2;
696	if(mtmp->mpeaceful || mtmp->mtame) u.uluck--;
697	if(mdat->mlet == 'u') u.uluck -= 5;
698	if((int)u.uluck < LUCKMIN) u.uluck = LUCKMIN;
699
700	/* give experience points */
701	tmp = 1 + mdat->mlevel * mdat->mlevel;
702	if(mdat->ac < 3) tmp += 2*(7 - mdat->ac);
703	if(strchr("AcsSDXaeRTVWU&In:P", mdat->mlet))
704		tmp += 2*mdat->mlevel;
705	if(strchr("DeV&P",mdat->mlet)) tmp += (7*mdat->mlevel);
706	if(mdat->mlevel > 6) tmp += 50;
707	if(mdat->mlet == ';') tmp += 1000;
708
709#ifdef NEW_SCORING
710	/* ------- recent addition: make nr of points decrease
711		   when this is not the first of this kind */
712	{ int ul = u.ulevel;
713	  int ml = mdat->mlevel;
714
715	if(ul < 14)    /* points are given based on present and future level */
716	    for(tmp2 = 0; !tmp2 || ul + tmp2 <= ml; tmp2++)
717		if(u.uexp + 1 + (tmp + ((tmp2 <= 0) ? 0 : 4<<(tmp2-1)))/nk
718		    >= 10*pow((unsigned)(ul-1)))
719			if(++ul == 14) break;
720
721	tmp2 = ml - ul -1;
722	tmp = (tmp + ((tmp2 < 0) ? 0 : 4<<tmp2))/nk;
723	if(!tmp) tmp = 1;
724	}
725	/* note: ul is not necessarily the future value of u.ulevel */
726	/* ------- end of recent valuation change ------- */
727#endif NEW_SCORING
728
729	more_experienced(tmp,0);
730	flags.botl = 1;
731	while(u.ulevel < 14 && u.uexp >= newuexp()){
732		pline("Welcome to experience level %u.", ++u.ulevel);
733		tmp = rnd(10);
734		if(tmp < 3) tmp = rnd(10);
735		u.uhpmax += tmp;
736		u.uhp += tmp;
737		flags.botl = 1;
738	}
739
740	/* dispose of monster and make cadaver */
741	x = mtmp->mx;	y = mtmp->my;
742	mondead(mtmp);
743	tmp = mdat->mlet;
744	if(tmp == 'm') { /* he killed a minotaur, give him a wand of digging */
745			/* note: the dead minotaur will be on top of it! */
746		mksobj_at(WAN_DIGGING, x, y);
747		/* if(cansee(x,y)) atl(x,y,fobj->olet); */
748		stackobj(fobj);
749	} else
750#ifndef NOWORM
751	if(tmp == 'w') {
752		mksobj_at(WORM_TOOTH, x, y);
753		stackobj(fobj);
754	} else
755#endif	NOWORM
756	if(!letter(tmp) || (!strchr("mw", tmp) && !rn2(3))) tmp = 0;
757
758	if(ACCESSIBLE(levl[x][y].typ))	/* might be mimic in wall or dead eel*/
759	    if(x != u.ux || y != u.uy)	/* might be here after swallowed */
760		if(strchr("NTVm&",mdat->mlet) || rn2(5)) {
761		register struct obj *obj2 = mkobj_at(tmp,x,y);
762		if(cansee(x,y))
763			atl(x,y,obj2->olet);
764		stackobj(obj2);
765	}
766}
767
768kludge(str,arg)
769register char *str,*arg;
770{
771	if(Blind) {
772		if(*str == '%') pline(str,"It");
773		else pline(str,"it");
774	} else pline(str,arg);
775}
776
777rescham()	/* force all chameleons to become normal */
778{
779	register struct monst *mtmp;
780
781	for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
782		if(mtmp->cham) {
783			mtmp->cham = 0;
784			(void) newcham(mtmp, PM_CHAMELEON);
785		}
786}
787
788newcham(mtmp,mdat)	/* make a chameleon look like a new monster */
789			/* returns 1 if the monster actually changed */
790register struct monst *mtmp;
791register struct permonst *mdat;
792{
793	register mhp, hpn, hpd;
794
795	if(mdat == mtmp->data) return(0);	/* still the same monster */
796#ifndef NOWORM
797	if(mtmp->wormno) wormdead(mtmp);	/* throw tail away */
798#endif NOWORM
799	if (u.ustuck == mtmp) {
800		if (u.uswallow) {
801			u.uswallow = 0;
802			u.uswldtim = 0;
803			mnexto (mtmp);
804			docrt ();
805			prme ();
806		}
807		u.ustuck = 0;
808	}
809	hpn = mtmp->mhp;
810	hpd = (mtmp->data->mlevel)*8;
811	if(!hpd) hpd = 4;
812	mtmp->data = mdat;
813	mhp = (mdat->mlevel)*8;
814	/* new hp: same fraction of max as before */
815	mtmp->mhp = 2 + (hpn*mhp)/hpd;
816	hpn = mtmp->mhpmax;
817	mtmp->mhpmax = 2 + (hpn*mhp)/hpd;
818	mtmp->minvis = (mdat->mlet == 'I') ? 1 : 0;
819#ifndef NOWORM
820	if(mdat->mlet == 'w' && getwn(mtmp)) initworm(mtmp);
821			/* perhaps we should clear mtmp->mtame here? */
822#endif NOWORM
823	unpmon(mtmp);	/* necessary for 'I' and to force pmon */
824	pmon(mtmp);
825	return(1);
826}
827
828mnexto(mtmp)	/* Make monster mtmp next to you (if possible) */
829struct monst *mtmp;
830{
831	extern coord enexto();
832	coord mm;
833	mm = enexto(u.ux, u.uy);
834	mtmp->mx = mm.x;
835	mtmp->my = mm.y;
836	pmon(mtmp);
837}
838
839ishuman(mtmp) register struct monst *mtmp; {
840	return(mtmp->data->mlet == '@');
841}
842
843setmangry(mtmp) register struct monst *mtmp; {
844	if(!mtmp->mpeaceful) return;
845	if(mtmp->mtame) return;
846	mtmp->mpeaceful = 0;
847	if(ishuman(mtmp)) pline("%s gets angry!", Monnam(mtmp));
848}
849
850/* not one hundred procent correct: now a snake may hide under an
851   invisible object */
852canseemon(mtmp)
853register struct monst *mtmp;
854{
855	return((!mtmp->minvis || See_invisible)
856		&& (!mtmp->mhide || !o_at(mtmp->mx,mtmp->my))
857		&& cansee(mtmp->mx, mtmp->my));
858}
859