xref: /original-bsd/games/adventure/main.c (revision 62734ea8)
1 /*      Re-coding of advent in C: main program                          */
2 
3 #include "hdr.h"
4 
5 static char sccsid[] = "	main.c	4.1	82/05/11	";
6 
7 int	datfd = -1;
8 main(argc,argv)
9 int argc;
10 char **argv;
11 {       register int i;
12 	int rval,ll;
13 	struct text *kk;
14 	extern trapdel();
15 	static reenter;
16 	if ((datfd = getcmd(argv[0])) < 0) {
17 		write(2, "No adventure just now\n", 22);
18 		exit(1);
19 	}
20 	reenter++;
21 	setuid(getuid());
22 	switch (setup) {
23 	case 0:
24 		init(argv[0]);          /* set up initial variables     */
25 		/* NOTREACHED */
26 	case 1:
27 		startup();		/* prepare for a user           */
28 		signal(2,trapdel);
29 		break;
30 	case -1:	                /* restarting game : 8305       */
31 		yea=start(0);
32 		setup=3;
33 		k=null;
34 		goto l8;
35 	default:
36 		printf("Your forged file dissappears in a puff of greasy black smoke! (poof)\n");
37 		unlink(argv[0]);
38 		exit(1);
39 	}
40 
41 	for (;;)                        /* main command loop (label 2)  */
42 	{       if (newloc<9 && newloc!=0 && closng)
43 		{       rspeak(130);    /* if closing leave only by     */
44 			newloc=loc;     /*      main office             */
45 			if (!panic) clock2=15;
46 			panic=TRUE;
47 		}
48 
49 		rval=fdwarf();          /* dwarf stuff                  */
50 		if (rval==99) die(99);
51 
52 	l2000:  if (loc==0) die(99);    /* label 2000                   */
53 		kk = &stext[loc];
54 		if ((abb[loc]%abbnum)==0 || kk->seekadr==0)
55 			kk = &ltext[loc];
56 		if (!forced(loc) && dark(0))
57 		{       if (wzdark && pct(35))
58 			{       die(90);
59 				goto l2000;
60 			}
61 			kk = &rtext[16];
62 		}
63 	l2001:  if (toting(bear)) rspeak(141);  /* 2001                 */
64 		speak(kk);
65 		k=1;
66 		if (forced(loc))
67 			goto l8;
68 		if (loc==33 && pct(25)&&!closng) rspeak(8);
69 		if (!dark(0))
70 		{       abb[loc]++;
71 			for (i=atloc[loc]; i!=0; i=link[i])     /*2004  */
72 			{       obj=i;
73 				if (obj>100) obj -= 100;
74 				if (obj==steps && toting(nugget)) continue;
75 				if (prop[obj]<0)
76 				{       if (closed) continue;
77 					prop[obj]=0;
78 					if (obj==rug||obj==chain)
79 						prop[obj]=1;
80 					tally--;
81 					if (tally==tally2 && tally != 0)
82 						if (limit>35) limit=35;
83 				}
84 				kk=(struct text *) prop[obj];	/* 2006		*/
85 				if (obj==steps && loc==fixed[steps])kk=(struct text *)1;
86 				pspeak(obj,kk);
87 			}                                       /* 2008 */
88 			goto l2012;
89 	l2009:          k=54;                   /* 2009                 */
90 	l2010:          spk=k;
91 	l2011:          rspeak(spk);
92 		}
93 	l2012:  verb=0;                         /* 2012                 */
94 		obj=0;
95 	l2600:	checkhints();                   /* to 2600-2602         */
96 		if (closed)
97 		{       if (prop[oyster]<0 && toting(oyster))
98 				pspeak(oyster,1);
99 			for (i=1; i<100; i++)
100 				if (toting(i)&&prop[i]<0)       /*2604  */
101 					prop[i] = -1-prop[i];
102 		}
103 		wzdark=dark(0);                 /* 2605                 */
104 		if (knfloc>0 && knfloc!=loc) knfloc=1;
105 		getin(&wd1,&wd2);
106 		if (delhit)                     /* user typed a DEL     */
107 		{       delhit=0;               /* reset counter        */
108 			copystr("quit",wd1);    /* pretend he's quitting*/
109 			*wd2=0;
110 		}
111 	l2608:  if ((foobar = -foobar)>0) foobar=0;     /* 2608         */
112 		/* should check here for "magic mode"                   */
113 		turns++;
114 		if (demo && turns>=SHORT) done(1);      /* to 13000     */
115 
116 		if (verb==say && *wd2!=0) verb=0;
117 		if (verb==say)
118 			goto l4090;
119 		if (tally==0 && loc>=15 && loc!=33) clock1--;
120 		if (clock1==0)
121 		{       closing();                      /* to 10000     */
122 			goto l19999;
123 		}
124 		if (clock1<0) clock2--;
125 		if (clock2==0)
126 		{       caveclose();            /* to 11000             */
127 			continue;               /* back to 2            */
128 		}
129 		if (prop[lamp]==1) limit--;
130 		if (limit<=30 && here(batter) && prop[batter]==0
131 			&& here(lamp))
132 		{       rspeak(188);            /* 12000                */
133 			prop[batter]=1;
134 			if (toting(batter)) drop(batter,loc);
135 			limit=limit+2500;
136 			lmwarn=FALSE;
137 			goto l19999;
138 		}
139 		if (limit==0)
140 		{       limit = -1;             /* 12400                */
141 			prop[lamp]=0;
142 			rspeak(184);
143 			goto l19999;
144 		}
145 		if (limit<0&&loc<=8)
146 		{       rspeak(185);            /* 12600                */
147 			gaveup=TRUE;
148 			done(2);                /* to 20000             */
149 		}
150 		if (limit<=30)
151 		{       if (lmwarn|| !here(lamp)) goto l19999;  /*12200*/
152 			lmwarn=TRUE;
153 			spk=187;
154 			if (place[batter]==0) spk=183;
155 			if (prop[batter]==1) spk=189;
156 			rspeak(spk);
157 		}
158 	l19999: k=43;
159 		if (liqloc(loc)==water) k=70;
160 		if (weq(wd1,"enter") &&
161 		    (weq(wd2,"strea")||weq(wd2,"water")))
162 			goto l2010;
163 		if (weq(wd1,"enter") && *wd2!=0) goto l2800;
164 		if ((!weq(wd1,"water")&&!weq(wd1,"oil"))
165 		    || (!weq(wd2,"plant")&&!weq(wd2,"door")))
166 			goto l2610;
167 		if (at(vocab(wd2,1))) copystr("pour",wd2);
168 	l2610:  if (weq(wd1,"west"))
169 			if (++iwest==10) rspeak(17);
170 	l2630:  i=vocab(wd1,-1);
171 		if (i== -1)
172 		{       spk=60;                 /* 3000         */
173 			if (pct(20)) spk=61;
174 			if (pct(20)) spk=13;
175 			rspeak(spk);
176 			goto l2600;
177 		}
178 		k=i%1000;
179 		kq=i/1000+1;
180 		switch(kq)
181 		{   case 1: goto l8;
182 		    case 2: goto l5000;
183 		    case 3: goto l4000;
184 		    case 4: goto l2010;
185 		    default:
186 			printf("Error 22\n");
187 			exit(0);
188 		}
189 
190 	l8:
191 		switch(march())
192 		{   case 2: continue;           /* i.e. goto l2         */
193 		    case 99:
194 			switch(die(99))
195 			{   case 2000: goto l2000;
196 			    default: bug(111);
197 			}
198 		    default: bug(110);
199 		}
200 
201 	l2800:  copystr(wd2,wd1);
202 		*wd2=0;
203 		goto l2610;
204 
205 	l4000:  verb=k;
206 		spk=actspk[verb];
207 		if (*wd2!=0 && verb!=say) goto l2800;
208 		if (verb==say) obj= *wd2;
209 		if (obj!=0) goto l4090;
210 	l4080:
211 		switch(verb)
212 		{   case 1:                     /* take = 8010          */
213 			if (atloc[loc]==0||link[atloc[loc]]!=0) goto l8000;
214 			for (i=1; i<=5; i++)
215 				if (dloc[i]==loc&&dflag>=2) goto l8000;
216 			obj=atloc[loc];
217 			goto l9010;
218 		    case 2: case 3: case 9:     /* 8000 : drop,say,wave */
219 		    case 10: case 16: case 17:  /* calm,rub,toss        */
220 		    case 19: case 21: case 28:  /* find,feed,break      */
221 		    case 29:                    /* wake                 */
222 		l8000:  printf("%s what?\n",wd1);
223 			obj=0;
224 			goto l2600;
225 		    case 4: case 6:             /* 8040 open,lock       */
226 			spk=28;
227 			if (here(clam)) obj=clam;
228 			if (here(oyster)) obj=oyster;
229 			if (at(door)) obj=door;
230 			if (at(grate)) obj=grate;
231 			if (obj!=0 && here(chain)) goto l8000;
232 			if (here(chain)) obj=chain;
233 			if (obj==0) goto l2011;
234 			goto l9040;
235 		    case 5: goto l2009;         /* nothing              */
236 		    case 7: goto l9070;         /* on                   */
237 		    case 8: goto l9080;         /* off                  */
238 		    case 11: goto l8000;        /* walk                 */
239 		    case 12: goto l9120;        /* kill                 */
240 		    case 13: goto l9130;        /* pour                 */
241 		    case 14:                    /* eat: 8140            */
242 			if (!here(food)) goto l8000;
243 		l8142:  dstroy(food);
244 			spk=72;
245 			goto l2011;
246 		    case 15: goto l9150;        /* drink                */
247 		    case 18:                    /* quit: 8180           */
248 			gaveup=yes(22,54,54);
249 			if (gaveup) done(2);    /* 8185                 */
250 			goto l2012;
251 		    case 20:                    /* invent=8200          */
252 			spk=98;
253 			for (i=1; i<=100; i++)
254 			{       if (i!=bear && toting(i))
255 				{       if (spk==98) rspeak(99);
256 					blklin=FALSE;
257 					pspeak(i,-1);
258 					blklin=TRUE;
259 					spk=0;
260 				}
261 			}
262 			if (toting(bear)) spk=141;
263 			goto l2011;
264 		    case 22: goto l9220;        /* fill                 */
265 		    case 23: goto l9230;        /* blast                */
266 		    case 24:                    /* score: 8240          */
267 			scorng=TRUE;
268 			printf("If you were to quit now, you would score");
269 			printf(" %d out of a possible ",score());
270 			printf("%d.",mxscor);
271 			scorng=FALSE;
272 			gaveup=yes(143,54,54);
273 			if (gaveup) done(2);
274 			goto l2012;
275 		    case 25:                    /* foo: 8250            */
276 			k=vocab(wd1,3);
277 			spk=42;
278 			if (foobar==1-k) goto l8252;
279 			if (foobar!=0) spk=151;
280 			goto l2011;
281 		l8252:  foobar=k;
282 			if (k!=4) goto l2009;
283 			foobar=0;
284 			if (place[eggs]==plac[eggs]
285 				||(toting(eggs)&&loc==plac[eggs])) goto l2011;
286 			if (place[eggs]==0&&place[troll]==0&&prop[troll]==0)
287 				prop[troll]=1;
288 			k=2;
289 			if (here(eggs)) k=1;
290 			if (loc==plac[eggs]) k=0;
291 			move(eggs,plac[eggs]);
292 			pspeak(eggs,k);
293 			goto l2012;
294 		    case 26:                    /* brief=8260           */
295 			spk=156;
296 			abbnum=10000;
297 			detail=3;
298 			goto l2011;
299 		    case 27:                    /* read=8270            */
300 			if (here(magzin)) obj=magzin;
301 			if (here(tablet)) obj=obj*100+tablet;
302 			if (here(messag)) obj=obj*100+messag;
303 			if (closed&&toting(oyster)) obj=oyster;
304 			if (obj>100||obj==0||dark(0)) goto l8000;
305 			goto l9270;
306 		    case 30:                    /* suspend=8300         */
307 			spk=201;
308 			if (demo) goto l2011;
309 			printf("I can suspend your adventure for you so");
310 			printf(" you can resume later, but\n");
311 			printf("you will have to wait at least");
312 			printf(" %d minutes before continuing.",latncy);
313 			if (!yes(200,54,54)) goto l2012;
314 			datime(&saved,&savet);
315 			setup = -1;
316 			ciao(argv[0]);
317 			continue;
318 		    case 31:                    /* hours=8310           */
319 			printf("Colossal cave is closed 9am-5pm Mon ");
320 			printf("through Fri except holidays.\n");
321 			goto l2012;
322 		    default: bug(23);
323 		}
324 
325 	l4090:
326 		switch(verb)
327 		{   case 1:                     /* take = 9010          */
328 	l9010:          switch(trtake())
329 			{   case 2011: goto l2011;
330 			    case 9220: goto l9220;
331 			    case 2009: goto l2009;
332 			    case 2012: goto l2012;
333 			    default: bug(102);
334 			}
335 	l9020:      case 2:                     /* drop = 9020          */
336 			switch(trdrop())
337 			{   case 2011: goto l2011;
338 			    case 19000: done(3);
339 			    case 2012: goto l2012;
340 			    default: bug(105);
341 			}
342 	l9030:      case 3:
343 			switch(trsay())
344 			{   case 2012: goto l2012;
345 			    case 2630: goto l2630;
346 			    default: bug(107);
347 			}
348 	l9040:      case 4:  case 6:            /* open, close          */
349 			switch(tropen())
350 			{   case 2011: goto l2011;
351 			    case 2010: goto l2010;
352 			    default: bug(106);
353 			}
354 		    case 5: goto l2009;         /* nothing              */
355 		    case 7:                     /* on   9070            */
356 	l9070:          if (!here(lamp))  goto l2011;
357 			spk=184;
358 			if (limit<0) goto l2011;
359 			prop[lamp]=1;
360 			rspeak(39);
361 			if (wzdark) goto l2000;
362 			goto l2012;
363 
364 		    case 8:                     /* off                  */
365 	l9080:          if (!here(lamp)) goto l2011;
366 			prop[lamp]=0;
367 			rspeak(40);
368 			if (dark(0)) rspeak(16);
369 			goto l2012;
370 
371 		    case 9:                     /* wave                 */
372 			if ((!toting(obj))&&(obj!=rod||!toting(rod2)))
373 				spk=29;
374 			if (obj!=rod||!at(fissur)||!toting(obj)||closng)
375 				goto l2011;
376 			prop[fissur]=1-prop[fissur];
377 			pspeak(fissur,2-prop[fissur]);
378 			goto l2012;
379 		    case 10: case 11: case 18:  /* calm, walk, quit     */
380 		    case 24: case 25: case 26:  /* score, foo, brief    */
381 		    case 30: case 31:           /* suspend, hours       */
382 			     goto l2011;
383 	l9120:      case 12:                    /* kill                 */
384 			switch(trkill())
385 			{   case 8000: goto l8000;
386 			    case 8: goto l8;
387 			    case 2011: goto l2011;
388 			    case 2608: goto l2608;
389 			    case 19000: done(3);
390 			    default: bug(112);
391 			}
392 	l9130:      case 13:                    /* pour                 */
393 			if (obj==bottle||obj==0) obj=liq(0);
394 			if (obj==0) goto l8000;
395 			if (!toting(obj)) goto l2011;
396 			spk=78;
397 			if (obj!=oil&&obj!=water) goto l2011;
398 			prop[bottle]=1;
399 			place[obj]=0;
400 			spk=77;
401 			if (!(at(plant)||at(door))) goto l2011;
402 			if (at(door))
403 			{       prop[door]=0;   /* 9132                 */
404 				if (obj==oil) prop[door]=1;
405 				spk=113+prop[door];
406 				goto l2011;
407 			}
408 			spk=112;
409 			if (obj!=water) goto l2011;
410 			pspeak(plant,prop[plant]+1);
411 			prop[plant]=(prop[plant]+2)% 6;
412 			prop[plant2]=prop[plant]/2;
413 			k=null;
414 			goto l8;
415 		    case 14:                    /* 9140 - eat           */
416 			if (obj==food) goto l8142;
417 			if (obj==bird||obj==snake||obj==clam||obj==oyster
418 			    ||obj==dwarf||obj==dragon||obj==troll
419 			    ||obj==bear) spk=71;
420 			goto l2011;
421 	l9150:      case 15:                    /* 9150 - drink         */
422 			if (obj==0&&liqloc(loc)!=water&&(liq(0)!=water
423 				||!here(bottle))) goto l8000;
424 			if (obj!=0&&obj!=water) spk=110;
425 			if (spk==110||liq(0)!=water||!here(bottle))
426 				goto l2011;
427 			prop[bottle]=1;
428 			place[water]=0;
429 			spk=74;
430 			goto l2011;
431 		    case 16:                    /* 9160: rub            */
432 			if (obj!=lamp) spk=76;
433 			goto l2011;
434 		    case 17:                    /* 9170: throw          */
435 			switch(trtoss())
436 			{   case 2011: goto l2011;
437 			    case 9020: goto l9020;
438 			    case 9120: goto l9120;
439 			    case 8: goto l8;
440 			    case 9210: goto l9210;
441 			    default: bug(113);
442 			}
443 		    case 19: case 20:           /* 9190: find, invent   */
444 			if (at(obj)||(liq(0)==obj&&at(bottle))
445 				||k==liqloc(loc)) spk=94;
446 			for (i=1; i<=5; i++)
447 				if (dloc[i]==loc&&dflag>=2&&obj==dwarf)
448 					spk=94;
449 			if (closed) spk=138;
450 			if (toting(obj)) spk=24;
451 			goto l2011;
452 	l9210:      case 21:                    /* feed                 */
453 			switch(trfeed())
454 			{   case 2011: goto l2011;
455 			    default: bug(114);
456 			}
457 	l9220:      case 22:                    /* fill                 */
458 			switch(trfill())
459 			{   case 2011: goto l2011;
460 			    case 8000: goto l8000;
461 			    case 9020: goto l9020;
462 			    default: bug(115);
463 			}
464 	l9230:      case 23:                    /* blast                */
465 			if (prop[rod2]<0||!closed) goto l2011;
466 			bonus=133;
467 			if (loc==115) bonus=134;
468 			if (here(rod2)) bonus=135;
469 			rspeak(bonus);
470 			done(2);
471 	l9270:      case 27:                    /* read                 */
472 			if (dark(0)) goto l5190;
473 			if (obj==magzin) spk=190;
474 			if (obj==tablet) spk=196;
475 			if (obj==messag) spk=191;
476 			if (obj==oyster&&hinted[2]&&toting(oyster)) spk=194;
477 			if (obj!=oyster||hinted[2]||!toting(oyster)
478 				||!closed) goto l2011;
479 			hinted[2]=yes(192,193,54);
480 			goto l2012;
481 	l9280:      case 28:                    /* break                */
482 			if (obj==mirror) spk=148;
483 			if (obj==vase&&prop[vase]==0)
484 			{       spk=198;
485 				if (toting(vase)) drop(vase,loc);
486 				prop[vase]=2;
487 				fixed[vase]= -1;
488 				goto l2011;
489 			}
490 			if (obj!=mirror||!closed) goto l2011;
491 			rspeak(197);
492 			done(3);
493 
494 	l9290:      case 29:                    /* wake                 */
495 			if (obj!=dwarf||!closed) goto l2011;
496 			rspeak(199);
497 			done(3);
498 
499 		    default: bug(24);
500 		}
501 
502 	l5000:
503 		obj=k;
504 		if (fixed[k]!=loc && !here(k)) goto l5100;
505 	l5010:  if (*wd2!=0) goto l2800;
506 		if (verb!=0) goto l4090;
507 		printf("What do you want to do with the %s?\n",wd1);
508 		goto l2600;
509 	l5100:  if (k!=grate) goto l5110;
510 		if (loc==1||loc==4||loc==7) k=dprssn;
511 		if (loc>9&&loc<15) k=entrnc;
512 		if (k!=grate) goto l8;
513 	l5110:  if (k!=dwarf) goto l5120;
514 		for (i=1; i<=5; i++)
515 			if (dloc[i]==loc&&dflag>=2) goto l5010;
516 	l5120:  if ((liq(0)==k&&here(bottle))||k==liqloc(loc)) goto l5010;
517 		if (obj!=plant||!at(plant2)||prop[plant2]==0) goto l5130;
518 		obj=plant2;
519 		goto l5010;
520 	l5130:  if (obj!=knife||knfloc!=loc) goto l5140;
521 		knfloc = -1;
522 		spk=116;
523 		goto l2011;
524 	l5140:  if (obj!=rod||!here(rod2)) goto l5190;
525 		obj=rod2;
526 		goto l5010;
527 	l5190:  if ((verb==find||verb==invent)&&*wd2==0) goto l5010;
528 		printf("I see no %s here\n",wd1);
529 		goto l2012;
530 	}
531 }
532 
533