Source:NetHack 2.3e/dog.c

Below is the full text to dog.c from the source code of NetHack 2.3e.

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1.    /*	SCCS Id: @(#)dog.c	2.3	88/03/29
2.    /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3.    
4.    #include	"hack.h"
5.    extern struct monst *makemon();
6.    #include "edog.h"
7.    #include "mkroom.h"
8.    
9.    #ifdef	DOGNAME
10.   char dogname[63];
11.   #endif	/* DOGNAME */
12.   
13.   struct permonst li_dog =
14.   	{ "little dog", 'd',2,18,6,0,1,6,sizeof(struct edog) };
15.   struct permonst dog =
16.   	{ "dog", 'd',4,16,5,0,1,6,sizeof(struct edog) };
17.   struct permonst la_dog =
18.   	{ "large dog", 'd',6,15,4,0,2,4,sizeof(struct edog) };
19.   
20.   struct monst *
21.   makedog(){
22.   register struct monst *mtmp = makemon(&li_dog,u.ux,u.uy);
23.   	if(!mtmp) return((struct monst *) 0); /* dogs were genocided */
24.   #ifdef	DOGNAME
25.   	if (dogname[0]) {
26.   		register struct monst *mtmp2;
27.   		mtmp->mnamelth = strlen(dogname);
28.   		mtmp2 = newmonst(sizeof(struct edog) + mtmp->mnamelth);
29.   		*mtmp2 = *mtmp;
30.   		strcpy(NAME(mtmp2), dogname);
31.   		replmon(mtmp, mtmp2);
32.   		mtmp = mtmp2;
33.   		dogname[0] = '\0';	/* name only first dog */
34.   	}
35.   #endif	/* DOGNAME */
36.   	initedog(mtmp);
37.   	return(mtmp);
38.   }
39.   
40.   initedog(mtmp) register struct monst *mtmp; {
41.   	mtmp->mtame = mtmp->mpeaceful = 1;
42.   #ifdef WALKIES
43.   	mtmp->mleashed = 0;
44.   #endif
45.   	EDOG(mtmp)->hungrytime = 1000 + moves;
46.   	EDOG(mtmp)->eattime = 0;
47.   	EDOG(mtmp)->droptime = 0;
48.   	EDOG(mtmp)->dropdist = 10000;
49.   	EDOG(mtmp)->apport = 10;
50.   	EDOG(mtmp)->whistletime = 0;
51.   }
52.   
53.   /* attach the monsters that went down (or up) together with @ */
54.   struct monst *mydogs = 0;
55.   struct monst *fallen_down = 0;	/* monsters that fell through a trapdoor */
56.   	/* they will appear on the next level @ goes to, even if he goes up! */
57.   
58.   losedogs(){
59.   register struct monst *mtmp;
60.   	while(mtmp = mydogs){
61.   		mydogs = mtmp->nmon;
62.   		mtmp->nmon = fmon;
63.   		fmon = mtmp;
64.   		mnexto(mtmp);
65.   	}
66.   	while(mtmp = fallen_down){
67.   		fallen_down = mtmp->nmon;
68.   		mtmp->nmon = fmon;
69.   #ifdef WALKIES
70.   		mtmp->mleashed = 0;
71.   #endif
72.   		fmon = mtmp;
73.   		rloc(mtmp);
74.   	}
75.   }
76.   
77.   keepdogs(){
78.   register struct monst *mtmp;
79.   	for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
80.   	    if(dist(mtmp->mx,mtmp->my) < 3 && follower(mtmp)
81.   		&& !mtmp->msleep && !mtmp->mfroz) {
82.   #ifdef DGKMOD
83.   		/* Bug "fix" for worm changing levels collapsing dungeon
84.   		 */
85.   		if (mtmp->data->mlet == 'w') {
86.   			if (canseemon(mtmp) || (Blind && Telepat))
87.   				pline("The worm can't fit down the stairwell!");
88.   #ifdef WALKIES
89.   			pline("The leash slides off the slimy worm!");
90.   			mtmp->mleashed = 0;
91.   #endif
92.   			continue;
93.   		}
94.   #endif
95.   		relmon(mtmp);
96.   		mtmp->nmon = mydogs;
97.   		mydogs = mtmp;
98.   		unpmon(mtmp);
99.   		keepdogs();	/* we destroyed the link, so use recursion */
100.  		return;		/* (admittedly somewhat primitive) */
101.  	}
102.  }
103.  
104.  fall_down(mtmp) register struct monst *mtmp; {
105.  	relmon(mtmp);
106.  	mtmp->nmon = fallen_down;
107.  	fallen_down = mtmp;
108.  #ifdef WALKIES
109.  	if (mtmp->mleashed)  {
110.  
111.  		pline("The leash comes off!");
112.  		mtmp->mleashed = 0;
113.  	}
114.  #endif
115.  	unpmon(mtmp);
116.  	mtmp->mtame = 0;
117.  }
118.  
119.  /* return quality of food; the lower the better */
120.  dogfood(obj) register struct obj *obj; {
121.  	switch(obj->olet) {
122.  	case FOOD_SYM:
123.  	    return(
124.  		(obj->otyp == TRIPE_RATION) ? DOGFOOD :
125.  		(obj->otyp < CARROT) ? ACCFOOD :
126.  		(obj->otyp < CORPSE) ? MANFOOD :
127.  		(poisonous(obj) || obj->age + 50 <= moves ||
128.  		    obj->otyp == DEAD_COCKATRICE)
129.  			? POISON : CADAVER
130.  	    );
131.  	default:
132.  	    if(!obj->cursed) return(APPORT);
133.  	    /* fall into next case */
134.  	case BALL_SYM:
135.  	case CHAIN_SYM:
136.  	case ROCK_SYM:
137.  	    return(UNDEF);
138.  	}
139.  }
140.  
141.  /* return roomnumber or -1 */
142.  inroom(x,y) xchar x,y; {
143.  #ifndef QUEST
144.  	register struct mkroom *croom = &rooms[0];
145.  	while(croom->hx >= 0){
146.  		if(croom->hx >= x-1 && croom->lx <= x+1 &&
147.  		   croom->hy >= y-1 && croom->ly <= y+1)
148.  			return(croom - rooms);
149.  		croom++;
150.  	}
151.  #endif
152.  	return(-1);	/* not in room or on door */
153.  }
154.  
155.  tamedog(mtmp, obj)
156.  register struct monst *mtmp;
157.  register struct obj *obj;
158.  {
159.  	register struct monst *mtmp2;
160.  
161.  	/* worst case, at least he'll be peaceful. */
162.  	mtmp->mpeaceful = 1;
163.  	if(flags.moonphase == FULL_MOON && night() && rn2(6))
164.  		return(0);
165.  
166.  	/* If we cannot tame him, at least he's no longer afraid. */
167.  	mtmp->mflee = 0;
168.  	mtmp->mfleetim = 0;
169.  	if(mtmp->mtame || mtmp->mfroz ||
170.  #ifndef NOWORM
171.  	   mtmp->wormno ||
172.  #endif
173.  	   mtmp->isshk || mtmp->isgd || index(" @12", mtmp->data->mlet))
174.  		return(0);			/* no tame long worms? */
175.  	if(obj) {
176.  		if(dogfood(obj) >= MANFOOD) return(0);
177.  		if(cansee(mtmp->mx,mtmp->my)){
178.  			pline("%s devours the %s.", Monnam(mtmp),
179.  				objects[obj->otyp].oc_name);
180.  		}
181.  		obfree(obj, (struct obj *) 0);
182.  	}
183.  	mtmp2 = newmonst(sizeof(struct edog) + mtmp->mnamelth);
184.  	*mtmp2 = *mtmp;
185.  	mtmp2->mxlth = sizeof(struct edog);
186.  	if(mtmp->mnamelth) (void) strcpy(NAME(mtmp2), NAME(mtmp));
187.  	initedog(mtmp2);
188.  	replmon(mtmp,mtmp2);
189.  	return(1);
190.  }