Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83 (MC840302); site mcvax.UUCP
Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!godot!harvard!seismo!mcvax!play
From: play@mcvax.UUCP (funhouse)
Newsgroups: net.sources
Subject: Hack sources (part 5 of 15)
Message-ID: <6247@mcvax.UUCP>
Date: Mon, 17-Dec-84 19:31:40 EST
Article-I.D.: mcvax.6247
Posted: Mon Dec 17 19:31:40 1984
Date-Received: Wed, 19-Dec-84 02:14:18 EST
Organization: CWI, Amsterdam
Lines: 1310

# This is part 5 (of 15) of the Hack sources. Send complaints to
# mcvax!play .
# This is a shell archive.  Remove anything before this line, then
# unpack it by saving it in a file and typing "sh file".  (Files
# unpacked will be owned by you and have default permissions.)
#
# This archive contains:
# hack.do_name.c hack.do_wear.c hack.dog.c hack.eat.c

echo x - hack.do_name.c
cat > "hack.do_name.c" << '//E*O*F hack.do_name.c//'
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */

#include "hack.h"
#include <stdio.h>

coord
getpos(force,goal) int force; char *goal; {
register cx,cy,i,c;
extern char sdir[];		/* defined in hack.c */
extern schar xdir[], ydir[];	/* idem */
extern char *visctrl();		/* see below */
coord cc;
	pline("(For instructions type a ?)");
	cx = u.ux;
	cy = u.uy;
	curs(cx,cy+2);
	while((c = readchar()) != '.'){
		for(i=0; i<8; i++) if(sdir[i] == c){
			if(1 <= cx + xdir[i] && cx + xdir[i] <= COLNO)
				cx += xdir[i];
			if(0 <= cy + ydir[i] && cy + ydir[i] <= ROWNO-1)
				cy += ydir[i];
			goto nxtc;
		}
		if(c == '?'){
			pline("Use [hjkl] to move the cursor to %s.", goal);
			pline("Type a . when you are at the right place.");
		} else {
			pline("unknown direction: '%s' (%s)",
				visctrl(c),
				force ? "use hjkl or ." : "aborted");
			if(force) goto nxtc;
			cc.x = -1;
			cc.y = 0;
			return(cc);
		}
	nxtc:	;
		curs(cx,cy+2);
	}
	cc.x = cx;
	cc.y = cy;
	return(cc);
}

do_mname(){
char buf[BUFSZ];
coord cc;
register int cx,cy,lth,i;
register struct monst *mtmp, *mtmp2;
extern char *lmonnam();
	cc = getpos(0, "the monster you want to name");
	cx = cc.x;
	cy = cc.y;
	if(cx < 0) return(0);
	mtmp = m_at(cx,cy);
	if(!mtmp){
	    if(cx == u.ux && cy == u.uy){
		extern char plname[];
		pline("This ugly monster is called %s and cannot be renamed.",
		    plname);
	    } else	pline("There is no monster there.");
	    return(1);
	}
	if(mtmp->mimic){
	    pline("I see no monster there.");
	    return(1);
	}
	if(!cansee(cx,cy)) {
	    pline("I cannot see a monster there.");
	    return(1);
	}
	pline("What do you want to call %s? ", lmonnam(mtmp));
	getlin(buf);
	clrlin();
	if(!*buf) return(1);
	lth = strlen(buf)+1;
	if(lth > 63){
		buf[62] = 0;
		lth = 63;
	}
	mtmp2 = newmonst(mtmp->mxlth + lth);
	*mtmp2 = *mtmp;
	for(i=0; i<mtmp->mxlth; i++)
		((char *) mtmp2->mextra)[i] = ((char *) mtmp->mextra)[i];
	mtmp2->mnamelth = lth;
	(void) strcpy(NAME(mtmp2), buf);
	replmon(mtmp,mtmp2);
	if(mtmp2->isshk) setshk();	/* redefine shopkeeper and bill */
	if(mtmp2->isgd) setgd( /* mtmp2 */ );
	return(1);
}

/*
 * This routine changes the address of  obj . Be careful not to call it
 * when there might be pointers around in unknown places. For now: only
 * when  obj  is in the inventory.
 */
do_oname(obj) register struct obj *obj; {
register struct obj *otmp, *otmp2;
register lth;
char buf[BUFSZ];
	pline("What do you want to name %s? ", doname(obj));
	getlin(buf);
	clrlin();
	if(!*buf) return;
	lth = strlen(buf)+1;
	if(lth > 63){
		buf[62] = 0;
		lth = 63;
	}
	otmp2 = newobj(lth);
	*otmp2 = *obj;
	otmp2->onamelth = lth;
	(void) strcpy(ONAME(otmp2), buf);

	setworn((struct obj *) 0, obj->owornmask);
	setworn(otmp2, otmp2->owornmask);

	/* do freeinv(obj); etc. by hand in order to preserve
	   the position of this object in the inventory */
	if(obj == invent) invent = otmp2;
	else for(otmp = invent; ; otmp = otmp->nobj){
		if(!otmp)
			panic("Do_oname: cannot find obj.");
		if(otmp->nobj == obj){
			otmp->nobj = otmp2;
			break;
		}
	}
	/* obfree(obj, otmp2);	/* now unnecessary: no pointers on bill */
	free((char *) obj);	/* let us hope nobody else saved a pointer */
}

ddocall()
{
	register struct obj *obj;

	pline("Do you want to name an individual object? [yn] ");
	if(readchar() == 'y'){
		obj = getobj("#", "name");
		if(obj) do_oname(obj);
	} else {
		obj = getobj("?!=/", "call");
		if(obj) docall(obj);
	}
	return(0);
}

docall(obj)
register struct obj *obj;
{
	char buf[BUFSZ];
	register char **str1;
	extern char *xname();
	register char *str = xname(obj);

	pline("Call %s %s: ", index(vowels,*str) ? "an" : "a", str);
	getlin(buf);
	clrlin();
	if(!*buf) return;
	str = newstring(strlen(buf)+1);
	(void) strcpy(str,buf);
	str1 = &(objects[obj->otyp].oc_uname);
	if(*str1) free(*str1);
	*str1 = str;
}

char *
xmonnam(mtmp, vb) register struct monst *mtmp; int vb; {
static char buf[BUFSZ];		/* %% */
extern char *shkname();
	if(mtmp->mnamelth && !vb) return(NAME(mtmp));
	switch(mtmp->data->mlet) {
	case ' ':
		(void) sprintf(buf, "%s's ghost", (char *) mtmp->mextra);
		break;
	case '@':
		if(mtmp->isshk) {
			(void) strcpy(buf, shkname());
			break;
		}
		/* fall into next case */
	default:
		(void) sprintf(buf, "the %s%s",
			mtmp->minvis ? "invisible " : "",
			mtmp->data->mname);
	}
	if(vb && mtmp->mnamelth) {
		(void) strcat(buf, " called ");
		(void) strcat(buf, NAME(mtmp));
	}
	return(buf);
}

char *
lmonnam(mtmp) register struct monst *mtmp; {
	return(xmonnam(mtmp, 1));
}

char *
monnam(mtmp) register struct monst *mtmp; {
	return(xmonnam(mtmp, 0));
}

char *
Monnam(mtmp) register struct monst *mtmp; {
register char *bp = monnam(mtmp);
	if('a' <= *bp && *bp <= 'z') *bp += ('A' - 'a');
	return(bp);
}

char *
amonnam(mtmp,adj)
register struct monst *mtmp;
register char *adj;
{
	register char *bp = monnam(mtmp);
	static char buf[BUFSZ];		/* %% */

	if(!strncmp(bp, "the ", 4)) bp += 4;
	(void) sprintf(buf, "the %s %s", adj, bp);
	return(buf);
}

char *
Amonnam(mtmp, adj)
register struct monst *mtmp;
register char *adj;
{
	register char *bp = amonnam(mtmp,adj);

	*bp = 'T';
	return(bp);
}

char *
Xmonnam(mtmp) register struct monst *mtmp; {
register char *bp = Monnam(mtmp);
	if(!strncmp(bp, "The ", 4)) {
		bp += 2;
		*bp = 'A';
	}
	return(bp);
}

char *
visctrl(c)
char c;
{
static char ccc[3];
	if(c < 040) {
		ccc[0] = '^';
		ccc[1] = c + 0100;
		ccc[2] = 0;
	} else {
		ccc[0] = c;
		ccc[1] = 0;
	}
	return(ccc);
}
//E*O*F hack.do_name.c//

echo x - hack.do_wear.c
cat > "hack.do_wear.c" << '//E*O*F hack.do_wear.c//'
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */

#include "hack.h"
#include <stdio.h>
extern char *nomovemsg;

off_msg(otmp) register struct obj *otmp; {
	pline("You were wearing %s.", doname(otmp));
}

doremarm() {
	register struct obj *otmp;
	if(!uarm && !uarmh && !uarms && !uarmg) {
		pline("Not wearing any armor.");
		return(0);
	}
	otmp = (!uarmh && !uarms && !uarmg) ? uarm :
		(!uarms && !uarm && !uarmg) ? uarmh :
		(!uarmh && !uarm && !uarmg) ? uarms :
		(!uarmh && !uarm && !uarms) ? uarmg :
		getobj("[", "take off");
	if(!otmp) return(0);
	if(!(otmp->owornmask & (W_ARMOR - W_ARM2))) {
		pline("You can't take that off.");
		return(0);
	}
	(void) armoroff(otmp);
	return(1);
}

doremring() {
	if(!uleft && !uright){
		pline("Not wearing any ring.");
		return(0);
	}
	if(!uleft)
		return(dorr(uright));
	if(!uright)
		return(dorr(uleft));
	if(uleft && uright) while(1) {
		pline("What ring, Right or Left? ");
		switch(readchar()) {
		case ' ':
		case '\n':
		case '\033':
			return(0);
		case 'l':
		case 'L':
			return(dorr(uleft));
		case 'r':
		case 'R':
			return(dorr(uright));
		}
	}
	/* NOTREACHED */
#ifdef lint
	return(0);
#endif lint
}

dorr(otmp) register struct obj *otmp; {
	if(cursed(otmp)) return(0);
	ringoff(otmp);
	off_msg(otmp);
	return(1);
}

cursed(otmp) register struct obj *otmp; {
	if(otmp->cursed){
		pline("You can't. It appears to be cursed.");
		return(1);
	}
	return(0);
}

armoroff(otmp) register struct obj *otmp; {
register int delay = -objects[otmp->otyp].oc_delay;
	if(cursed(otmp)) return(0);
	setworn((struct obj *) 0, otmp->owornmask & W_ARMOR);
	if(delay) {
		nomul(delay);
		switch(otmp->otyp) {
		case HELMET:
			nomovemsg = "You finished taking off your helmet.";
			break;
		case PAIR_OF_GLOVES:
			nomovemsg = "You finished taking off your gloves";
			break;
		default:
			nomovemsg = "You finished taking off your suit.";
		}
	} else {
		off_msg(otmp);
	}
	return(1);
}

doweararm() {
	register struct obj *otmp;
	register int delay;
	register int err = 0;
	long mask = 0;

	otmp = getobj("[", "wear");
	if(!otmp) return(0);
	if(otmp->owornmask & W_ARMOR) {
		pline("You are already wearing that!");
		return(0);
	}
	if(otmp->otyp == HELMET){
		if(uarmh) {
			pline("You are already wearing a helmet.");
			err++;
		} else
			mask = W_ARMH;
	} else if(otmp->otyp == SHIELD){
		if(uarms) pline("You are already wearing a shield."), err++;
		if(uwep && uwep->otyp == TWO_HANDED_SWORD)
	pline("You cannot wear a shield and wield a two-handed sword."), err++;
		if(!err) mask = W_ARMS;
	} else if(otmp->otyp == PAIR_OF_GLOVES){
		if(uarmg) pline("You are already wearing gloves."); else
		if(uwep && uwep->cursed)
			pline("You cannot wear gloves over your weapon.");
		else mask = W_ARMG;
	} else {
		if(uarm) {
			if(otmp->otyp != ELVEN_CLOAK || uarm2) {
				pline("You are already wearing some armor.");
				err++;
			}
		}
		if(!err) mask = W_ARM;
	}
	if(err) return(0);
	setworn(otmp, mask);
	if(otmp == uwep)
		setuwep((struct obj *) 0);
	delay = -objects[otmp->otyp].oc_delay;
	if(delay){
		nomul(delay);
		nomovemsg = "You finished your dressing manoeuvre.";
	}
	otmp->known = 1;
	return(1);
}

dowearring() {
	register struct obj *otmp;
	long mask = 0;
	long oldprop;

	if(uleft && uright){
		pline("There are no more ring-fingers to fill.");
		return(0);
	}
	otmp = getobj("=", "wear");
	if(!otmp) return(0);
	if(otmp->owornmask & W_RING) {
		pline("You are already wearing that!");
		return(0);
	}
	if(otmp == uleft || otmp == uright) {
		pline("You are already wearing that.");
		return(0);
	}
	if(uleft) mask = RIGHT_RING;
	else if(uright) mask = LEFT_RING;
	else do {
 		pline("What ring-finger, Right or Left? ");
		switch(readchar()){
		case 'l':
		case 'L':
			mask = LEFT_RING;
			break;
		case 'r':
		case 'R':
			mask = RIGHT_RING;
			break;
		case ' ':
		case '\n':
		case '\033':
			return(0);
		}
	} while(!mask);
	setworn(otmp, mask);
	if(otmp == uwep)
		setuwep((struct obj *) 0);
	oldprop = u.uprops[PROP(otmp->otyp)].p_flgs;
	u.uprops[PROP(otmp->otyp)].p_flgs |= mask;
	switch(otmp->otyp){
	case RIN_LEVITATION:
		if(!oldprop) float_up();
		break;
	case RIN_PROTECTION_FROM_SHAPE_CHANGERS:
		rescham();
		break;
	case RIN_GAIN_STRENGTH:
		u.ustr += otmp->spe;
		u.ustrmax += otmp->spe;
		flags.botl=1;
		break;
	case RIN_INCREASE_DAMAGE:
		u.udaminc += otmp->spe;
		break;
	}
	prinv(otmp);
	return(1);
}

ringoff(obj)
register struct obj *obj;
{
register unsigned mask;
	mask = obj->owornmask & W_RING;
	setworn((struct obj *) 0, obj->owornmask);
	if(!(u.uprops[PROP(obj->otyp)].p_flgs & mask)){
		pline("Strange... I didnt know you had that ring.");
		impossible();
	}
	u.uprops[PROP(obj->otyp)].p_flgs &= ~mask;
	switch(obj->otyp) {
	case RIN_LEVITATION:
		if(!Levitation) {	/* no longer floating */
			float_down();
		}
		break;
	case RIN_GAIN_STRENGTH:
		u.ustr -= obj->spe;
		u.ustrmax -= obj->spe;
		flags.botl = 1;
		break;
	case RIN_INCREASE_DAMAGE:
		u.udaminc -= obj->spe;
		break;
	}
}

find_ac(){
register int uac = 10;
	if(uarm) uac -= uarm->spe;
	if(uarm2) uac -= uarm2->spe;
	if(uarmh) uac -= uarmh->spe;
	if(uarms) uac -= uarms->spe;
	if(uarmg) uac -= uarmg->spe;
	if(uleft && uleft->otyp == RIN_PROTECTION) uac -= uleft->spe;
	if(uright && uright->otyp == RIN_PROTECTION) uac -= uright->spe;
	if(uac != u.uac){
		u.uac = uac;
		flags.botl = 1;
	}
}

glibr(){
register struct obj *otmp;
int xfl = 0;
	if(!uarmg) if(uleft || uright) {
		/* Note: at present also cursed rings fall off */
		pline("Your %s off your fingers.",
			(uleft && uright) ? "rings slip" : "ring slips");
		xfl++;
		if(otmp = uleft){
			ringoff(uleft);
			dropx(otmp);
		}
		if(otmp = uright){
			ringoff(uright);
			dropx(otmp);
		}
	}
	if(otmp = uwep){
		/* Note: at present also cursed weapons fall */
		setuwep((struct obj *) 0);
		dropx(otmp);
		pline("Your weapon %sslips from your hands.",
			xfl ? "also " : "");
	}
}

struct obj *
some_armor(){
register struct obj *otmph = uarm;
	if(uarmh && (!otmph || !rn2(4))) otmph = uarmh;
	if(uarmg && (!otmph || !rn2(4))) otmph = uarmg;
	if(uarms && (!otmph || !rn2(4))) otmph = uarms;
	return(otmph);
}

corrode_armor(){
register struct obj *otmph = some_armor();
	if(otmph){
		if(otmph->rustfree ||
		   otmph->otyp == ELVEN_CLOAK ||
		   otmph->otyp == LEATHER_ARMOR ||
		   otmph->otyp == STUDDED_LEATHER_ARMOR) {
			pline("Your %s not affected!",
				aobjnam(otmph, "are"));
			return;
		}
		pline("Your %s!", aobjnam(otmph, "corrode"));
		otmph->spe--;
	}
}
//E*O*F hack.do_wear.c//

echo x - hack.dog.c
cat > "hack.dog.c" << '//E*O*F hack.dog.c//'
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */

#include	"hack.h"
#include	"hack.mfndpos.h"
extern char POISONOUS[];
extern struct monst *makemon();
#include "def.edog.h"

struct permonst li_dog =
	{ "little dog", 'd',2,18,6,1,6,sizeof(struct edog) };
struct permonst dog =
	{ "dog", 'd',4,16,5,1,6,sizeof(struct edog) };
struct permonst la_dog =
	{ "large dog", 'd',6,15,4,2,4,sizeof(struct edog) };


makedog(){
register struct monst *mtmp = makemon(&li_dog,u.ux,u.uy);
	if(!mtmp) return; /* dogs were genocided */
	initedog(mtmp);
}

initedog(mtmp) register struct monst *mtmp; {
	mtmp->mtame = mtmp->mpeaceful = 1;
	EDOG(mtmp)->hungrytime = 1000 + moves;
	EDOG(mtmp)->eattime = 0;
	EDOG(mtmp)->droptime = 0;
	EDOG(mtmp)->dropdist = 10000;
	EDOG(mtmp)->apport = 10;
	EDOG(mtmp)->whistletime = 0;
}

/* attach the monsters that went down (or up) together with @ */
struct monst *mydogs = 0;
struct monst *fallen_down = 0;	/* monsters that fell through a trapdoor */

losedogs(){
register struct monst *mtmp;
	while(mtmp = mydogs){
		mydogs = mtmp->nmon;
		mtmp->nmon = fmon;
		fmon = mtmp;
		mnexto(mtmp);
	}
	while(mtmp = fallen_down){
		fallen_down = mtmp->nmon;
		mtmp->nmon = fmon;
		fmon = mtmp;
		rloc(mtmp);
	}
}

keepdogs(){
register struct monst *mtmp;
	for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) if(mtmp->mtame) {
		if(dist(mtmp->mx,mtmp->my) > 2) {
			mtmp->mtame = 0;	/* dog becomes wild */
			mtmp->mpeaceful = 0;
			continue;
		}
		relmon(mtmp);
		mtmp->nmon = mydogs;
		mydogs = mtmp;
		unpmon(mtmp);
		keepdogs();	/* we destroyed the link, so use recursion */
		return;		/* (admittedly somewhat primitive) */
	}
}

fall_down(mtmp) register struct monst *mtmp; {
	relmon(mtmp);
	mtmp->nmon = fallen_down;
	fallen_down = mtmp;
	unpmon(mtmp);
	mtmp->mtame = 0;
}

/* return quality of food; the lower the better */
#define	DOGFOOD	0
#define	CADAVER	1
#define	ACCFOOD	2
#define	MANFOOD	3
#define	APPORT	4
#define	POISON	5
#define	UNDEF	6
dogfood(obj) register struct obj *obj; {
	switch(obj->olet) {
	case FOOD_SYM:
	    return(
		(obj->otyp == TRIPE_RATION) ? DOGFOOD :
		(obj->otyp < CARROT) ? ACCFOOD :
		(obj->otyp < CORPSE) ? MANFOOD :
		(index(POISONOUS, obj->spe) || obj->age + 50 <= moves ||
		    obj->otyp == DEAD_COCKATRICE)
			? POISON : CADAVER
	    );
	default:
	    if(!obj->cursed) return(APPORT);
	    /* fall into next case */
	case BALL_SYM:
	case CHAIN_SYM:
	case ROCK_SYM:
	    return(UNDEF);
	}
}

/* return 0 (no move), 1 (move) or 2 (dead) */
dog_move(mtmp, after) register struct monst *mtmp; {
register int nx,ny,omx,omy,appr,nearer,j;
int udist,chi,i,whappr;
register struct monst *mtmp2;
register struct permonst *mdat = mtmp->data;
register struct edog *edog = EDOG(mtmp);
struct obj *obj;
struct gen *trap;
xchar cnt,chcnt,nix,niy;
schar dogroom,uroom;
xchar gx,gy,gtyp,otyp;	/* current goal */
coord poss[9];
int info[9];
#define GDIST(x,y) ((x-gx)*(x-gx) + (y-gy)*(y-gy))
#define DDIST(x,y) ((x-omx)*(x-omx) + (y-omy)*(y-omy))

	if(moves <= edog->eattime) return(0);	/* dog is still eating */
	omx = mtmp->mx;
	omy = mtmp->my;
	whappr = (moves - EDOG(mtmp)->whistletime < 5);
	if(moves > edog->hungrytime + 500 && !mtmp->mconf){
		mtmp->mconf = 1;
		mtmp->orig_hp /= 3;
		if(mtmp->mhp > mtmp->orig_hp)
			mtmp->mhp = mtmp->orig_hp;
		if(cansee(omx,omy))
			pline("%s is confused from hunger", Monnam(mtmp));
		else	pline("You feel worried about your %s.", monnam(mtmp));
	} else
	if(moves > edog->hungrytime + 750 || mtmp->mhp < 1){
		if(cansee(omx,omy))
			pline("%s dies from hunger", Monnam(mtmp));
		else
		pline("You have a sad feeling for a moment, then it passes");
		mondied(mtmp);
		return(2);
	}
	dogroom = inroom(omx,omy);
	uroom = inroom(u.ux,u.uy);
	udist = dist(omx,omy);

	/* if we are carrying sth then we drop it (perhaps near @) */
	/* Note: if apport == 1 then our behaviour is independent of udist */
	if(mtmp->minvent){
		if(!rn2(udist) || !rn2((int) edog->apport))
		if(rn2(10) < edog->apport){
			relobj(mtmp,0);
			if(edog->apport > 1) edog->apport--;
		}
	} else {
		if(obj = o_at(omx,omy)) if(!index("0_", obj->olet)){
		    if((otyp = dogfood(obj)) <= CADAVER){
			nix = omx;
			niy = omy;
			goto eatobj;
		    }
		    if(obj->owt < 10*mtmp->data->mlevel)
		    if(rn2(20) < edog->apport+3)
		    if(rn2(udist) || !rn2((int) edog->apport)){
			freeobj(obj);
			unpobj(obj);
			/* if(levl[omx][omy].scrsym == obj->olet)
				newsym(omx,omy); */
			mpickobj(mtmp,obj);
		    }
		}
	}

	/* first we look for food */
	gtyp = UNDEF;	/* no goal as yet */
#ifdef LINT
	gx = gy = 0;
#endif LINT
	for(obj = fobj; obj; obj = obj->nobj) {
		otyp = dogfood(obj);
		if(otyp > gtyp || otyp == UNDEF) continue;
		if(inroom(obj->ox,obj->oy) != dogroom) continue;
		if(otyp < MANFOOD &&
		 (dogroom >= 0 || DDIST(obj->ox,obj->oy) < 10)) {
			if(otyp < gtyp || (otyp == gtyp &&
				DDIST(obj->ox,obj->oy) < DDIST(gx,gy))){
				gx = obj->ox;
				gy = obj->oy;
				gtyp = otyp;
			}
		} else
		if(gtyp == UNDEF && dogroom >= 0 &&
		   uroom == dogroom &&
		   !mtmp->minvent && edog->apport > rn2(8)){
			gx = obj->ox;
			gy = obj->oy;
			gtyp = APPORT;
		}
	}
	if(gtyp == UNDEF ||
	  (gtyp != DOGFOOD && gtyp != APPORT && moves < edog->hungrytime)){
		if(dogroom < 0 || dogroom == uroom){
			gx = u.ux;
			gy = u.uy;
#ifndef QUEST
		} else {
			int tmp = rooms[dogroom].fdoor;
			    cnt = rooms[dogroom].doorct;

			gx = gy = FAR;	/* random, far away */
			while(cnt--){
			    if(dist(gx,gy) >
				dist(doors[tmp].x, doors[tmp].y)){
					gx = doors[tmp].x;
					gy = doors[tmp].y;
				}
				tmp++;
			}
			/* here gx == FAR e.g. when dog is in a vault */
			if(gx == FAR || (gx == omx && gy == omy)){
				gx = u.ux;
				gy = u.uy;
			}
#endif QUEST
		}
		appr = (udist >= 9) ? 1 : (mtmp->mflee) ? -1 : 0;
		if(after && udist <= 4 && gx == u.ux && gy == u.uy)
			return(0);
		if(udist > 1){
			if(levl[u.ux][u.uy].typ < ROOM || !rn2(4) ||
			   whappr ||
			   (mtmp->minvent && rn2((int) edog->apport)))
				appr = 1;
		}
		/* if you have dog food he'll follow you more closely */
		if(appr == 0){
			obj = invent;
			while(obj){
				if(obj->otyp == TRIPE_RATION){
					appr = 1;
					break;
				}
				obj = obj->nobj;
			}
		}
	} else	appr = 1;	/* gtyp != UNDEF */
	if(mtmp->mconf) appr = 0;
#ifdef TRACK
	if(gx == u.ux && gy == u.uy && (dogroom != uroom || dogroom < 0)){
	extern coord *gettrack();
	register coord *cp;
		cp = gettrack(omx,omy);
		if(cp){
			gx = cp->x;
			gy = cp->y;
		}
	}
#endif TRACK
	nix = omx;
	niy = omy;
	cnt = mfndpos(mtmp,poss,info,ALLOW_M | ALLOW_TRAPS);
	chcnt = 0;
	chi = -1;
	for(i=0; i<cnt; i++){
		nx = poss[i].x;
		ny = poss[i].y;
		if(info[i] & ALLOW_M){
			mtmp2 = m_at(nx,ny);
			if(mtmp2->data->mlevel >= mdat->mlevel+2 ||
			  mtmp2->data->mlet == 'c')
				continue;
			if(after) return(0); /* hit only once each move */

			if(hitmm(mtmp, mtmp2) == 1 && rn2(4) &&
			  mtmp2->mlstmv != moves &&
			  hitmm(mtmp2,mtmp) == 2) return(2);
			return(0);
		}

		/* dog avoids traps */
		/* but perhaps we have to pass a trap in order to follow @ */
		if((info[i] & ALLOW_TRAPS) && (trap = g_at(nx,ny,ftrap))){
			if(!(trap->gflag & SEEN) && rn2(40)) continue;
			if(rn2(10)) continue;
		}

		/* dog eschewes cursed objects */
		/* but likes dog food */
		obj = fobj;
		while(obj){
		    if(obj->ox != nx || obj->oy != ny)
			goto nextobj;
		    if(obj->cursed) goto nxti;
		    if(obj->olet == FOOD_SYM &&
			(otyp = dogfood(obj)) < MANFOOD &&
			(otyp < ACCFOOD || edog->hungrytime <= moves)){
			/* Note: our dog likes the food so much that he
			might eat it even when it conceals a cursed object */
			nix = nx;
			niy = ny;
			chi = i;
		     eatobj:
			edog->eattime = moves + objects[obj->otyp].oc_delay;
			edog->hungrytime =
				moves + 5*objects[obj->otyp].nutrition;
			mtmp->mconf = 0;
			if(cansee(nix,niy))
				pline("%s ate %s.", Monnam(mtmp), doname(obj));
			/* perhaps this was a reward */
			if(otyp != CADAVER)
			edog->apport += 200/(edog->dropdist+moves-edog->droptime);
			delobj(obj);
			goto newdogpos;
		    }
		nextobj:
		    obj = obj->nobj;
		}

		for(j=0; j<MTSZ && j<cnt-1; j++)
			if(nx == mtmp->mtrack[j].x && ny == mtmp->mtrack[j].y)
				if(rn2(4*(cnt-j))) goto nxti;

/* Some stupid C compilers cannot compute the whole expression at once. */
		nearer = GDIST(nx,ny);
		nearer -= GDIST(nix,niy);
		nearer *= appr;
		if((nearer == 0 && !rn2(++chcnt)) || nearer<0 ||
			(nearer > 0 && !whappr &&
				((omx == nix && omy == niy && !rn2(3))
				|| !rn2(12))
			)){
			nix = nx;
			niy = ny;
			if(nearer < 0) chcnt = 0;
			chi = i;
		}
	nxti:	;
	}
newdogpos:
	if(nix != omx || niy != omy){
		if(info[chi] & ALLOW_U){
			(void) hitu(mtmp, d(mdat->damn, mdat->damd)+1);
			return(0);
		}
		mtmp->mx = nix;
		mtmp->my = niy;
		for(j=MTSZ-1; j>0; j--) mtmp->mtrack[j] = mtmp->mtrack[j-1];
		mtmp->mtrack[0].x = omx;
		mtmp->mtrack[0].y = omy;
	}
	if(mintrap(mtmp) == 2)	/* he died */
		return(2);
	pmon(mtmp);
	return(1);
}

/* return roomnumber or -1 */
inroom(x,y) xchar x,y; {
#ifndef QUEST
	register struct mkroom *croom = &rooms[0];
	while(croom->hx >= 0){
		if(croom->hx >= x-1 && croom->lx <= x+1 &&
		   croom->hy >= y-1 && croom->ly <= y+1)
			return(croom - rooms);
		croom++;
	}
#endif QUEST
	return(-1);	/* not in room or on door */
}

tamedog(mtmp, obj)
register struct monst *mtmp;
register struct obj *obj;
{
register struct monst *mtmp2;
	if(mtmp->mtame ||
#ifndef NOWORM
		mtmp->wormno ||
#endif NOWORM
		mtmp->isshk || mtmp->isgd)
		return(0); /* no tame long worms? */
	if(obj) {
		if(dogfood(obj) >= MANFOOD) return(0);
		if(cansee(mtmp->mx,mtmp->my)){
			pline("%s devours the %s.", Monnam(mtmp),
				objects[obj->otyp].oc_name);
		}
		obfree(obj, (struct obj *) 0);
	}
	mtmp2 = newmonst(sizeof(struct edog) + mtmp->mnamelth);
	*mtmp2 = *mtmp;
	mtmp2->mxlth = sizeof(struct edog);
	if(mtmp->mnamelth) (void) strcpy(NAME(mtmp2), NAME(mtmp));
	initedog(mtmp2);
	replmon(mtmp,mtmp2);
	return(1);
}
//E*O*F hack.dog.c//

echo x - hack.eat.c
cat > "hack.eat.c" << '//E*O*F hack.eat.c//'
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */

#include	"hack.h"
char POISONOUS[] = "ADKSVabhks";
extern char *nomovemsg;
extern int (*afternmv)();

/* hunger texts used on bottom line (each 8 chars long) */
#define	SATIATED	0
#define NOT_HUNGRY	1
#define	HUNGRY		2
#define	WEAK		3
#define	FAINTING	4

char *hu_stat[5] = {
	"Satiated",
	"        ",
	"Hungry  ",
	"Weak    ",
	"Fainting"
};

init_uhunger(){
	u.uhunger = 900;
	u.uhs = NOT_HUNGRY;
}

struct { char *txt; int nut; } tintxts[] = {
	"It contains first quality peaches - what a surprise!",	40,
	"It contains salmon - not bad!",	60,
	"It contains apple juice - perhaps not what you hoped for.", 20,
	"It contains some nondescript substance, tasting awfully.", 500,
	"It contains rotten meat. You vomit.", -50,
	"It turns out to be empty.",	0
};

tinopen(){
#define	TTSZ	(sizeof(tintxts)/sizeof(tintxts[0]))
register int r = rn2(2*TTSZ);
	if(r < TTSZ){
	    pline(tintxts[r].txt);
	    lesshungry(tintxts[r].nut);
	    if(r == 1)	/* SALMON */ {
		Glib = rnd(15);
		pline("Eating salmon made your fingers very slippery.");
	    }
	} else {
	    pline("It contains spinach - this makes you feel like Popeye!");
	    lesshungry(600);
	    if(u.ustr < 118)
		u.ustr += rnd( ((u.ustr < 17) ? 19 : 118) - u.ustr);
	    if(u.ustr > u.ustrmax) u.ustrmax = u.ustr;
	    flags.botl = 1;
	}
}

Meatdone(){
	u.usym = '@';
	prme();
}

doeat(){
	register struct obj *otmp;
	register struct objclass *ftmp;
	register tmp;

	otmp = getobj("%", "eat");
	if(!otmp) return(0);
	if(otmp->otyp == TIN){
		if(uwep && (uwep->otyp == AXE || uwep->otyp == DAGGER ||
			    uwep->otyp == CRYSKNIFE)){
			pline("Using your %s you try to open the tin",
				aobjnam(uwep, (char *) 0));
			tmp = 3;
		} else {
			pline("It is not so easy to open this tin.");
			if(Glib) {
				pline("The tin slips out of your hands.");
				dropx(otmp);
				return(1);
			}
			tmp = 2 + rn2(1 + 500/((int)(u.ulevel + u.ustr)));
		}
		if(tmp > 50){
			nomul(-50);
			nomovemsg="You give up your attempt to open the tin.";
		} else {
			nomul(-tmp);
			nomovemsg = "You succeed in opening the tin.";
			afternmv = tinopen;
			useup(otmp);
		}
		return(1);
	}
	ftmp = &objects[otmp->otyp];
	if(otmp->otyp >= CORPSE && eatcorpse(otmp)) goto eatx;
	if(!rn2(7) && otmp->otyp != FORTUNE_COOKIE) {
		pline("Blecch!  Rotten food!");
		if(!rn2(4)) {
			pline("You feel rather light headed.");
			Confusion += d(2,4);
		} else if(!rn2(4)&& !Blind) {
			pline("Everything suddenly goes dark.");
			Blind = d(2,10);
			seeoff(0);
		} else if(!rn2(3)) {
			if(Blind)
			  pline("The world spins and you slap against the floor.");
			else
			  pline("The world spins and goes dark.");
			nomul(-rnd(10));
			nomovemsg = "You are conscious again.";
		}
		lesshungry(ftmp->nutrition / 4);
	} else {
		multi = -ftmp->oc_delay;
		if(u.uhunger >= 1500) {
			pline("You choke over your food.");
			pline("You die...");
			killer = ftmp->oc_name;
			done("choked");
		}
		switch(otmp->otyp){
		case FOOD_RATION:
			if(u.uhunger <= 200)
				pline("That food really hit the spot!");
			else if(u.uhunger <= 700)
				pline("That satiated your stomach!");
			else {
		pline("You're having a hard time getting all that food down.");
				multi -= 2;
			}
			lesshungry(ftmp->nutrition);
			if(multi < 0) nomovemsg = "You finished your meal.";
			break;
		case TRIPE_RATION:
			pline("Yak - dog food!");
			u.uexp++;
			u.urexp += 4;
			flags.botl = 1;
			if(rn2(2)){
				pline("You vomit.");
				lesshungry(-20);
			} else	lesshungry(ftmp->nutrition);
			break;
		default:
			if(otmp->otyp >= CORPSE)
			pline("That %s tasted terrible!",ftmp->oc_name);
			else
			pline("That %s was delicious!",ftmp->oc_name);
			lesshungry(ftmp->nutrition);
#ifdef QUEST
			if(otmp->otyp == CARROT && !Blind){
				u.uhorizon++;
				setsee();
				pline("Your vision improves.");
			}
#endif QUEST
			if(otmp->otyp == FORTUNE_COOKIE) {
			  if(Blind) {
			    pline("This cookie has a scrap of paper inside!");
			    pline("What a pity, that you cannot read it!");
			  } else
			    outrumor();
			}
			break;
		}
	}
eatx:
	if(multi<0 && !nomovemsg){
		static char msgbuf[BUFSZ];
		(void) sprintf(msgbuf, "You finished eating the %s.",
				ftmp->oc_name);
		nomovemsg = msgbuf;
	}
	useup(otmp);
	return(1);
}

lesshungry(num) register num; {
/* called after eating something (and after drinking fruit juice) */
	register int newhunger;

	newhunger = u.uhunger + num;
	if(u.uhunger <= 1000 && newhunger > 1000) {
		flags.botl = 1;
		u.uhs = SATIATED;
	} else if(u.uhunger <= 150 && newhunger > 150) {
		if(u.uhunger <= 50 && u.ustr < u.ustrmax) losestr(-1);
		flags.botl = 1;
		u.uhs = NOT_HUNGRY;
	} else if(u.uhunger <= 50 && newhunger > 50) {
		pline("You only feel hungry now.");
		if(u.ustr < u.ustrmax) losestr(-1);
		flags.botl = 1;
		u.uhs = HUNGRY;
	} else if(u.uhunger <= 0 && newhunger < 50) {
		pline("You feel weak now.");
		flags.botl = 1;
		u.uhs = WEAK;
	}
	u.uhunger = newhunger;
}

/* called in hack.main.c */
gethungry(){
	--u.uhunger;
	if((Regeneration || Hunger) && moves%2) u.uhunger--;
	if(u.uhunger <= 1000 && u.uhs == SATIATED) {
		u.uhs = NOT_HUNGRY;
		flags.botl = 1;
	} else if(u.uhunger <= 150 && u.uhs == NOT_HUNGRY) {
		pline("You are beginning to feel hungry.");
		u.uhs = HUNGRY;
		flags.botl = 1;
	} else if(u.uhunger <= 50 && u.uhs == HUNGRY) {
		pline("You are beginning to feel weak.");
		u.uhs = WEAK;
		losestr(1);
		flags.botl = 1;
	} else if(u.uhunger < 1 &&
		(u.uhs == WEAK || rn2(20-u.uhunger/10) >= 19)) {
		if(multi >= 0)	/* not fainted already */ {
			pline("You faint from lack of food.");
			nomul(-10+(u.uhunger/10));
		}
		if(u.uhs != FAINTING) {
			u.uhs = FAINTING;
			flags.botl = 1;
		}
	} else if(u.uhunger < -(int)(200 + 25*u.ulevel)) {
		pline("You die from starvation.");
		done("starved");
	}
}

/* returns 1 if some text was printed */
eatcorpse(otmp) register struct obj *otmp; {
register schar let = otmp->spe;
register tp = 0;
	if(moves > otmp->age + 50 + rn2(100)) {
		tp++;
		pline("Ulch -- that meat was tainted!");
		pline("You get very sick.");
		Sick = 10 + rn2(10);
		u.usick_cause = objects[otmp->otyp].oc_name;
	} else if(index(POISONOUS, let) && rn2(5)){
		tp++;
		pline("Ecch -- that must have been poisonous!");
		if(!Poison_resistance){
			losehp(rnd(15), "poisonous corpse");
			losestr(rnd(4));
		} else
			pline("You don't seem affected by the poison.");
	} else if(index("ELNOPQRUuxz", let) && rn2(5)){
		tp++;
		pline("You feel sick.");
		losehp(rnd(8), "cadaver");
	}
	switch(let) {
	case 'L':
	case 'N':
	case 't':
		Teleportation |= INTRINSIC;
		break;
	case 'W':
		pluslvl();
		break;
	case 'n':
		u.uhp = u.uhpmax;
		flags.botl = 1;
		/* fall into next case */
	case '@':
		pline("You cannibal! You will be sorry for this!");
		/* not tp++; */
		/* fall into next case */
	case 'd':
		Aggravate_monster |= INTRINSIC;
		break;
	case 'I':
		See_invisible |= INTRINSIC;
		if(!Invis) newsym(u.ux, u.uy);
		Invis += 50;
		/* fall into next case */
	case 'y':
#ifdef QUEST
		u.uhorizon++;
#endif QUEST
		/* fall into next case */
	case 'B':
		Confusion = 50;
		break;
	case 'D':
		Fire_resistance |= INTRINSIC;
		break;
	case 'E':
		Telepat |= INTRINSIC;
		break;
	case 'F':
	case 'Y':
		Cold_resistance |= INTRINSIC;
		break;
	case 'k':
	case 's':
		Poison_resistance |= INTRINSIC;
		break;
	case 'c':
		pline("You turn to stone.");
		killer = "dead cockatrice";
		done("died");
	case 'M':
	  pline("You cannot resist the temptation to mimic a treasure chest.");
	  tp++;
	  nomul(-30);
	  afternmv = Meatdone;
	  nomovemsg = "You now again prefer mimicking a human.";
	  u.usym = '$';
	  prme();
	  break;
	}
	return(tp);
}
//E*O*F hack.eat.c//

exit 0