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hack.eat.c revision 1.2 
      1 /*
      2  * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
      3  */
      4 
      5 #ifndef lint
      6 static char rcsid[] = "$Id: hack.eat.c,v 1.2 1993/08/02 17:17:08 mycroft Exp $";
      7 #endif /* not lint */
      8 
      9 #include	"hack.h"
     10 char POISONOUS[] = "ADKSVabhks";
     11 extern char *nomovemsg;
     12 extern int (*afternmv)();
     13 extern int (*occupation)();
     14 extern char *occtxt;
     15 extern struct obj *splitobj(), *addinv();
     16 
     17 /* hunger texts used on bottom line (each 8 chars long) */
     18 #define	SATIATED	0
     19 #define NOT_HUNGRY	1
     20 #define	HUNGRY		2
     21 #define	WEAK		3
     22 #define	FAINTING	4
     23 #define FAINTED		5
     24 #define STARVED		6
     25 
     26 char *hu_stat[] = {
     27 	"Satiated",
     28 	"        ",
     29 	"Hungry  ",
     30 	"Weak    ",
     31 	"Fainting",
     32 	"Fainted ",
     33 	"Starved "
     34 };
     35 
     36 init_uhunger(){
     37 	u.uhunger = 900;
     38 	u.uhs = NOT_HUNGRY;
     39 }
     40 
     41 #define	TTSZ	SIZE(tintxts)
     42 struct { char *txt; int nut; } tintxts[] = {
     43 	"It contains first quality peaches - what a surprise!",	40,
     44 	"It contains salmon - not bad!",	60,
     45 	"It contains apple juice - perhaps not what you hoped for.", 20,
     46 	"It contains some nondescript substance, tasting awfully.", 500,
     47 	"It contains rotten meat. You vomit.", -50,
     48 	"It turns out to be empty.",	0
     49 };
     50 
     51 static struct {
     52 	struct obj *tin;
     53 	int usedtime, reqtime;
     54 } tin;
     55 
     56 opentin(){
     57 	register int r;
     58 
     59 	if(!carried(tin.tin))		/* perhaps it was stolen? */
     60 		return(0);		/* %% probably we should use tinoid */
     61 	if(tin.usedtime++ >= 50) {
     62 		pline("You give up your attempt to open the tin.");
     63 		return(0);
     64 	}
     65 	if(tin.usedtime < tin.reqtime)
     66 		return(1);		/* still busy */
     67 
     68 	pline("You succeed in opening the tin.");
     69 	useup(tin.tin);
     70 	r = rn2(2*TTSZ);
     71 	if(r < TTSZ){
     72 	    pline(tintxts[r].txt);
     73 	    lesshungry(tintxts[r].nut);
     74 	    if(r == 1)	/* SALMON */ {
     75 		Glib = rnd(15);
     76 		pline("Eating salmon made your fingers very slippery.");
     77 	    }
     78 	} else {
     79 	    pline("It contains spinach - this makes you feel like Popeye!");
     80 	    lesshungry(600);
     81 	    if(u.ustr < 118)
     82 		u.ustr += rnd( ((u.ustr < 17) ? 19 : 118) - u.ustr);
     83 	    if(u.ustr > u.ustrmax) u.ustrmax = u.ustr;
     84 	    flags.botl = 1;
     85 	}
     86 	return(0);
     87 }
     88 
     89 Meatdone(){
     90 	u.usym = '@';
     91 	prme();
     92 }
     93 
     94 doeat(){
     95 	register struct obj *otmp;
     96 	register struct objclass *ftmp;
     97 	register tmp;
     98 
     99 	/* Is there some food (probably a heavy corpse) here on the ground? */
    100 	if(!Levitation)
    101 	for(otmp = fobj; otmp; otmp = otmp->nobj) {
    102 		if(otmp->ox == u.ux && otmp->oy == u.uy &&
    103 		   otmp->olet == FOOD_SYM) {
    104 			pline("There %s %s here; eat %s? [ny] ",
    105 				(otmp->quan == 1) ? "is" : "are",
    106 				doname(otmp),
    107 				(otmp->quan == 1) ? "it" : "one");
    108 			if(readchar() == 'y') {
    109 				if(otmp->quan != 1)
    110 					(void) splitobj(otmp, 1);
    111 				freeobj(otmp);
    112 				otmp = addinv(otmp);
    113 				addtobill(otmp);
    114 				goto gotit;
    115 			}
    116 		}
    117 	}
    118 	otmp = getobj("%", "eat");
    119 	if(!otmp) return(0);
    120 gotit:
    121 	if(otmp->otyp == TIN){
    122 		if(uwep) {
    123 			switch(uwep->otyp) {
    124 			case CAN_OPENER:
    125 				tmp = 1;
    126 				break;
    127 			case DAGGER:
    128 			case CRYSKNIFE:
    129 				tmp = 3;
    130 				break;
    131 			case PICK_AXE:
    132 			case AXE:
    133 				tmp = 6;
    134 				break;
    135 			default:
    136 				goto no_opener;
    137 			}
    138 			pline("Using your %s you try to open the tin.",
    139 				aobjnam(uwep, (char *) 0));
    140 		} else {
    141 		no_opener:
    142 			pline("It is not so easy to open this tin.");
    143 			if(Glib) {
    144 				pline("The tin slips out of your hands.");
    145 				if(otmp->quan > 1) {
    146 					register struct obj *obj;
    147 					extern struct obj *splitobj();
    148 
    149 					obj = splitobj(otmp, 1);
    150 					if(otmp == uwep) setuwep(obj);
    151 				}
    152 				dropx(otmp);
    153 				return(1);
    154 			}
    155 			tmp = 10 + rn2(1 + 500/((int)(u.ulevel + u.ustr)));
    156 		}
    157 		tin.reqtime = tmp;
    158 		tin.usedtime = 0;
    159 		tin.tin = otmp;
    160 		occupation = opentin;
    161 		occtxt = "opening the tin";
    162 		return(1);
    163 	}
    164 	ftmp = &objects[otmp->otyp];
    165 	multi = -ftmp->oc_delay;
    166 	if(otmp->otyp >= CORPSE && eatcorpse(otmp)) goto eatx;
    167 	if(!rn2(7) && otmp->otyp != FORTUNE_COOKIE) {
    168 		pline("Blecch!  Rotten food!");
    169 		if(!rn2(4)) {
    170 			pline("You feel rather light headed.");
    171 			Confusion += d(2,4);
    172 		} else if(!rn2(4)&& !Blind) {
    173 			pline("Everything suddenly goes dark.");
    174 			Blind = d(2,10);
    175 			seeoff(0);
    176 		} else if(!rn2(3)) {
    177 			if(Blind)
    178 			  pline("The world spins and you slap against the floor.");
    179 			else
    180 			  pline("The world spins and goes dark.");
    181 			nomul(-rnd(10));
    182 			nomovemsg = "You are conscious again.";
    183 		}
    184 		lesshungry(ftmp->nutrition / 4);
    185 	} else {
    186 		if(u.uhunger >= 1500) {
    187 			pline("You choke over your food.");
    188 			pline("You die...");
    189 			killer = ftmp->oc_name;
    190 			done("choked");
    191 		}
    192 		switch(otmp->otyp){
    193 		case FOOD_RATION:
    194 			if(u.uhunger <= 200)
    195 				pline("That food really hit the spot!");
    196 			else if(u.uhunger <= 700)
    197 				pline("That satiated your stomach!");
    198 			else {
    199 	pline("You're having a hard time getting all that food down.");
    200 				multi -= 2;
    201 			}
    202 			lesshungry(ftmp->nutrition);
    203 			if(multi < 0) nomovemsg = "You finished your meal.";
    204 			break;
    205 		case TRIPE_RATION:
    206 			pline("Yak - dog food!");
    207 			more_experienced(1,0);
    208 			flags.botl = 1;
    209 			if(rn2(2)){
    210 				pline("You vomit.");
    211 				morehungry(20);
    212 				if(Sick) {
    213 					Sick = 0;	/* David Neves */
    214 					pline("What a relief!");
    215 				}
    216 			} else	lesshungry(ftmp->nutrition);
    217 			break;
    218 		default:
    219 			if(otmp->otyp >= CORPSE)
    220 			pline("That %s tasted terrible!",ftmp->oc_name);
    221 			else
    222 			pline("That %s was delicious!",ftmp->oc_name);
    223 			lesshungry(ftmp->nutrition);
    224 			if(otmp->otyp == DEAD_LIZARD && (Confusion > 2))
    225 				Confusion = 2;
    226 			else
    227 #ifdef QUEST
    228 			if(otmp->otyp == CARROT && !Blind){
    229 				u.uhorizon++;
    230 				setsee();
    231 				pline("Your vision improves.");
    232 			} else
    233 #endif QUEST
    234 			if(otmp->otyp == FORTUNE_COOKIE) {
    235 			  if(Blind) {
    236 			    pline("This cookie has a scrap of paper inside!");
    237 			    pline("What a pity, that you cannot read it!");
    238 			  } else
    239 			    outrumor();
    240 			} else
    241 			if(otmp->otyp == LUMP_OF_ROYAL_JELLY) {
    242 				/* This stuff seems to be VERY healthy! */
    243 				if(u.ustrmax < 118) u.ustrmax++;
    244 				if(u.ustr < u.ustrmax) u.ustr++;
    245 				u.uhp += rnd(20);
    246 				if(u.uhp > u.uhpmax) {
    247 					if(!rn2(17)) u.uhpmax++;
    248 					u.uhp = u.uhpmax;
    249 				}
    250 				heal_legs();
    251 			}
    252 			break;
    253 		}
    254 	}
    255 eatx:
    256 	if(multi<0 && !nomovemsg){
    257 		static char msgbuf[BUFSZ];
    258 		(void) sprintf(msgbuf, "You finished eating the %s.",
    259 				ftmp->oc_name);
    260 		nomovemsg = msgbuf;
    261 	}
    262 	useup(otmp);
    263 	return(1);
    264 }
    265 
    266 /* called in hack.main.c */
    267 gethungry(){
    268 	--u.uhunger;
    269 	if(moves % 2) {
    270 		if(Regeneration) u.uhunger--;
    271 		if(Hunger) u.uhunger--;
    272 		/* a3:  if(Hunger & LEFT_RING) u.uhunger--;
    273 			if(Hunger & RIGHT_RING) u.uhunger--;
    274 		   etc. */
    275 	}
    276 	if(moves % 20 == 0) {			/* jimt@asgb */
    277 		if(uleft) u.uhunger--;
    278 		if(uright) u.uhunger--;
    279 	}
    280 	newuhs(TRUE);
    281 }
    282 
    283 /* called after vomiting and after performing feats of magic */
    284 morehungry(num) register num; {
    285 	u.uhunger -= num;
    286 	newuhs(TRUE);
    287 }
    288 
    289 /* called after eating something (and after drinking fruit juice) */
    290 lesshungry(num) register num; {
    291 	u.uhunger += num;
    292 	newuhs(FALSE);
    293 }
    294 
    295 unfaint(){
    296 	u.uhs = FAINTING;
    297 	flags.botl = 1;
    298 }
    299 
    300 newuhs(incr) boolean incr; {
    301 	register int newhs, h = u.uhunger;
    302 
    303 	newhs = (h > 1000) ? SATIATED :
    304 		(h > 150) ? NOT_HUNGRY :
    305 		(h > 50) ? HUNGRY :
    306 		(h > 0) ? WEAK : FAINTING;
    307 
    308 	if(newhs == FAINTING) {
    309 		if(u.uhs == FAINTED)
    310 			newhs = FAINTED;
    311 		if(u.uhs <= WEAK || rn2(20-u.uhunger/10) >= 19) {
    312 			if(u.uhs != FAINTED && multi >= 0 /* %% */) {
    313 				pline("You faint from lack of food.");
    314 				nomul(-10+(u.uhunger/10));
    315 				nomovemsg = "You regain consciousness.";
    316 				afternmv = unfaint;
    317 				newhs = FAINTED;
    318 			}
    319 		} else
    320 		if(u.uhunger < -(int)(200 + 25*u.ulevel)) {
    321 			u.uhs = STARVED;
    322 			flags.botl = 1;
    323 			bot();
    324 			pline("You die from starvation.");
    325 			done("starved");
    326 		}
    327 	}
    328 
    329 	if(newhs != u.uhs) {
    330 		if(newhs >= WEAK && u.uhs < WEAK)
    331 			losestr(1);	/* this may kill you -- see below */
    332 		else
    333 		if(newhs < WEAK && u.uhs >= WEAK && u.ustr < u.ustrmax)
    334 			losestr(-1);
    335 		switch(newhs){
    336 		case HUNGRY:
    337 			pline((!incr) ? "You only feel hungry now." :
    338 			      (u.uhunger < 145) ? "You feel hungry." :
    339 				"You are beginning to feel hungry.");
    340 			break;
    341 		case WEAK:
    342 			pline((!incr) ? "You feel weak now." :
    343 			      (u.uhunger < 45) ? "You feel weak." :
    344 				"You are beginning to feel weak.");
    345 			break;
    346 		}
    347 		u.uhs = newhs;
    348 		flags.botl = 1;
    349 		if(u.uhp < 1) {
    350 			pline("You die from hunger and exhaustion.");
    351 			killer = "exhaustion";
    352 			done("starved");
    353 		}
    354 	}
    355 }
    356 
    357 #define	CORPSE_I_TO_C(otyp)	(char) ((otyp >= DEAD_ACID_BLOB)\
    358 		     ?  'a' + (otyp - DEAD_ACID_BLOB)\
    359 		     :	'@' + (otyp - DEAD_HUMAN))
    360 poisonous(otmp)
    361 register struct obj *otmp;
    362 {
    363 	return(index(POISONOUS, CORPSE_I_TO_C(otmp->otyp)) != 0);
    364 }
    365 
    366 /* returns 1 if some text was printed */
    367 eatcorpse(otmp) register struct obj *otmp; {
    368 register char let = CORPSE_I_TO_C(otmp->otyp);
    369 register tp = 0;
    370 	if(let != 'a' && moves > otmp->age + 50 + rn2(100)) {
    371 		tp++;
    372 		pline("Ulch -- that meat was tainted!");
    373 		pline("You get very sick.");
    374 		Sick = 10 + rn2(10);
    375 		u.usick_cause = objects[otmp->otyp].oc_name;
    376 	} else if(index(POISONOUS, let) && rn2(5)){
    377 		tp++;
    378 		pline("Ecch -- that must have been poisonous!");
    379 		if(!Poison_resistance){
    380 			losestr(rnd(4));
    381 			losehp(rnd(15), "poisonous corpse");
    382 		} else
    383 			pline("You don't seem affected by the poison.");
    384 	} else if(index("ELNOPQRUuxz", let) && rn2(5)){
    385 		tp++;
    386 		pline("You feel sick.");
    387 		losehp(rnd(8), "cadaver");
    388 	}
    389 	switch(let) {
    390 	case 'L':
    391 	case 'N':
    392 	case 't':
    393 		Teleportation |= INTRINSIC;
    394 		break;
    395 	case 'W':
    396 		pluslvl();
    397 		break;
    398 	case 'n':
    399 		u.uhp = u.uhpmax;
    400 		flags.botl = 1;
    401 		/* fall into next case */
    402 	case '@':
    403 		pline("You cannibal! You will be sorry for this!");
    404 		/* not tp++; */
    405 		/* fall into next case */
    406 	case 'd':
    407 		Aggravate_monster |= INTRINSIC;
    408 		break;
    409 	case 'I':
    410 		if(!Invis) {
    411 			Invis = 50+rn2(100);
    412 			if(!See_invisible)
    413 				newsym(u.ux, u.uy);
    414 		} else {
    415 			Invis |= INTRINSIC;
    416 			See_invisible |= INTRINSIC;
    417 		}
    418 		/* fall into next case */
    419 	case 'y':
    420 #ifdef QUEST
    421 		u.uhorizon++;
    422 #endif QUEST
    423 		/* fall into next case */
    424 	case 'B':
    425 		Confusion = 50;
    426 		break;
    427 	case 'D':
    428 		Fire_resistance |= INTRINSIC;
    429 		break;
    430 	case 'E':
    431 		Telepat |= INTRINSIC;
    432 		break;
    433 	case 'F':
    434 	case 'Y':
    435 		Cold_resistance |= INTRINSIC;
    436 		break;
    437 	case 'k':
    438 	case 's':
    439 		Poison_resistance |= INTRINSIC;
    440 		break;
    441 	case 'c':
    442 		pline("You turn to stone.");
    443 		killer = "dead cockatrice";
    444 		done("died");
    445 		/* NOTREACHED */
    446 	case 'a':
    447 	  if(Stoned) {
    448 	      pline("What a pity - you just destroyed a future piece of art!");
    449 	      tp++;
    450 	      Stoned = 0;
    451 	  }
    452 	  break;
    453 	case 'M':
    454 	  pline("You cannot resist the temptation to mimic a treasure chest.");
    455 	  tp++;
    456 	  nomul(-30);
    457 	  afternmv = Meatdone;
    458 	  nomovemsg = "You now again prefer mimicking a human.";
    459 	  u.usym = '$';
    460 	  prme();
    461 	  break;
    462 	}
    463 	return(tp);
    464 }
    465