1 /* $NetBSD: main.c,v 1.5 1996/05/21 21:53:09 mrg Exp $ */ 2 3 /*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * The game adventure was originally written in Fortran by Will Crowther 8 * and Don Woods. It was later translated to C and enhanced by Jim 9 * Gillogly. This code is derived from software contributed to Berkeley 10 * by Jim Gillogly at The Rand Corporation. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the University of 23 * California, Berkeley and its contributors. 24 * 4. Neither the name of the University nor the names of its contributors 25 * may be used to endorse or promote products derived from this software 26 * without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 29 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 30 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 31 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 32 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 33 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 34 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 35 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 37 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 38 * SUCH DAMAGE. 39 */ 40 41 #ifndef lint 42 static char copyright[] = 43 "@(#) Copyright (c) 1991, 1993\n\ 44 The Regents of the University of California. All rights reserved.\n"; 45 #endif /* not lint */ 46 47 #ifndef lint 48 #if 0 49 static char sccsid[] = "@(#)main.c 8.1 (Berkeley) 6/2/93"; 50 #else 51 static char rcsid[] = "$NetBSD: main.c,v 1.5 1996/05/21 21:53:09 mrg Exp $"; 52 #endif 53 #endif /* not lint */ 54 55 /* Re-coding of advent in C: main program */ 56 57 #include <sys/file.h> 58 #include <signal.h> 59 #include <stdio.h> 60 #include "hdr.h" 61 62 main(argc,argv) 63 int argc; 64 char **argv; 65 { 66 register int i; 67 int rval,ll; 68 struct text *kk; 69 extern trapdel(); 70 71 egid = getegid(); 72 setegid(getgid()); 73 74 init(); /* Initialize everything */ 75 signal(SIGINT,trapdel); 76 77 if (argc > 1) /* Restore file specified */ 78 { /* Restart is label 8305 (Fortran) */ 79 i = restore(argv[1]); /* See what we've got */ 80 switch(i) 81 { 82 case 0: /* The restore worked fine */ 83 yea=Start(0); 84 k=null; 85 unlink(argv[1]);/* Don't re-use the save */ 86 goto l8; /* Get where we're going */ 87 case 1: /* Couldn't open it */ 88 exit(0); /* So give up */ 89 case 2: /* Oops -- file was altered */ 90 rspeak(202); /* You dissolve */ 91 exit(0); /* File could be non-adventure */ 92 } /* So don't unlink it. */ 93 } 94 95 startup(); /* prepare for a user */ 96 97 for (;;) /* main command loop (label 2) */ 98 { if (newloc<9 && newloc!=0 && closng) 99 { rspeak(130); /* if closing leave only by */ 100 newloc=loc; /* main office */ 101 if (!panic) clock2=15; 102 panic=TRUE; 103 } 104 105 rval=fdwarf(); /* dwarf stuff */ 106 if (rval==99) die(99); 107 108 l2000: if (loc==0) die(99); /* label 2000 */ 109 kk = &stext[loc]; 110 if ((abb[loc]%abbnum)==0 || kk->seekadr==0) 111 kk = <ext[loc]; 112 if (!forced(loc) && dark(0)) 113 { if (wzdark && pct(35)) 114 { die(90); 115 goto l2000; 116 } 117 kk = &rtext[16]; 118 } 119 l2001: if (toting(bear)) rspeak(141); /* 2001 */ 120 speak(kk); 121 k=1; 122 if (forced(loc)) 123 goto l8; 124 if (loc==33 && pct(25)&&!closng) rspeak(8); 125 if (!dark(0)) 126 { abb[loc]++; 127 for (i=atloc[loc]; i!=0; i=linkx[i]) /*2004 */ 128 { obj=i; 129 if (obj>100) obj -= 100; 130 if (obj==steps && toting(nugget)) continue; 131 if (prop[obj]<0) 132 { if (closed) continue; 133 prop[obj]=0; 134 if (obj==rug||obj==chain) 135 prop[obj]=1; 136 tally--; 137 if (tally==tally2 && tally != 0) 138 if (limit>35) limit=35; 139 } 140 ll = prop[obj]; /* 2006 */ 141 if (obj==steps && loc==fixed[steps]) 142 ll = 1; 143 pspeak(obj, ll); 144 } /* 2008 */ 145 goto l2012; 146 l2009: k=54; /* 2009 */ 147 l2010: spk=k; 148 l2011: rspeak(spk); 149 } 150 l2012: verb=0; /* 2012 */ 151 obj=0; 152 l2600: checkhints(); /* to 2600-2602 */ 153 if (closed) 154 { if (prop[oyster]<0 && toting(oyster)) 155 pspeak(oyster,1); 156 for (i=1; i<100; i++) 157 if (toting(i)&&prop[i]<0) /*2604 */ 158 prop[i] = -1-prop[i]; 159 } 160 wzdark=dark(0); /* 2605 */ 161 if (knfloc>0 && knfloc!=loc) knfloc=1; 162 getin(&wd1,&wd2); 163 if (delhit) /* user typed a DEL */ 164 { delhit=0; /* reset counter */ 165 copystr("quit",wd1); /* pretend he's quitting*/ 166 *wd2=0; 167 } 168 l2608: if ((foobar = -foobar)>0) foobar=0; /* 2608 */ 169 /* should check here for "magic mode" */ 170 turns++; 171 if (demo && turns>=SHORT) done(1); /* to 13000 */ 172 173 if (verb==say && *wd2!=0) verb=0; 174 if (verb==say) 175 goto l4090; 176 if (tally==0 && loc>=15 && loc!=33) clock1--; 177 if (clock1==0) 178 { closing(); /* to 10000 */ 179 goto l19999; 180 } 181 if (clock1<0) clock2--; 182 if (clock2==0) 183 { caveclose(); /* to 11000 */ 184 continue; /* back to 2 */ 185 } 186 if (prop[lamp]==1) limit--; 187 if (limit<=30 && here(batter) && prop[batter]==0 188 && here(lamp)) 189 { rspeak(188); /* 12000 */ 190 prop[batter]=1; 191 if (toting(batter)) drop(batter,loc); 192 limit=limit+2500; 193 lmwarn=FALSE; 194 goto l19999; 195 } 196 if (limit==0) 197 { limit = -1; /* 12400 */ 198 prop[lamp]=0; 199 rspeak(184); 200 goto l19999; 201 } 202 if (limit<0&&loc<=8) 203 { rspeak(185); /* 12600 */ 204 gaveup=TRUE; 205 done(2); /* to 20000 */ 206 } 207 if (limit<=30) 208 { if (lmwarn|| !here(lamp)) goto l19999; /*12200*/ 209 lmwarn=TRUE; 210 spk=187; 211 if (place[batter]==0) spk=183; 212 if (prop[batter]==1) spk=189; 213 rspeak(spk); 214 } 215 l19999: k=43; 216 if (liqloc(loc)==water) k=70; 217 if (weq(wd1,"enter") && 218 (weq(wd2,"strea")||weq(wd2,"water"))) 219 goto l2010; 220 if (weq(wd1,"enter") && *wd2!=0) goto l2800; 221 if ((!weq(wd1,"water")&&!weq(wd1,"oil")) 222 || (!weq(wd2,"plant")&&!weq(wd2,"door"))) 223 goto l2610; 224 if (at(vocab(wd2,1))) copystr("pour",wd2); 225 226 l2610: if (weq(wd1,"west")) 227 if (++iwest==10) rspeak(17); 228 l2630: i=vocab(wd1,-1); 229 if (i== -1) 230 { spk=60; /* 3000 */ 231 if (pct(20)) spk=61; 232 if (pct(20)) spk=13; 233 rspeak(spk); 234 goto l2600; 235 } 236 k=i%1000; 237 kq=i/1000+1; 238 switch(kq) 239 { case 1: goto l8; 240 case 2: goto l5000; 241 case 3: goto l4000; 242 case 4: goto l2010; 243 default: 244 printf("Error 22\n"); 245 exit(0); 246 } 247 248 l8: 249 switch(march()) 250 { case 2: continue; /* i.e. goto l2 */ 251 case 99: 252 switch(die(99)) 253 { case 2000: goto l2000; 254 default: bug(111); 255 } 256 default: bug(110); 257 } 258 259 l2800: copystr(wd2,wd1); 260 *wd2=0; 261 goto l2610; 262 263 l4000: verb=k; 264 spk=actspk[verb]; 265 if (*wd2!=0 && verb!=say) goto l2800; 266 if (verb==say) obj= *wd2; 267 if (obj!=0) goto l4090; 268 l4080: 269 switch(verb) 270 { case 1: /* take = 8010 */ 271 if (atloc[loc]==0||linkx[atloc[loc]]!=0) goto l8000; 272 for (i=1; i<=5; i++) 273 if (dloc[i]==loc&&dflag>=2) goto l8000; 274 obj=atloc[loc]; 275 goto l9010; 276 case 2: case 3: case 9: /* 8000 : drop,say,wave */ 277 case 10: case 16: case 17: /* calm,rub,toss */ 278 case 19: case 21: case 28: /* find,feed,break */ 279 case 29: /* wake */ 280 l8000: printf("%s what?\n",wd1); 281 obj=0; 282 goto l2600; 283 case 4: case 6: /* 8040 open,lock */ 284 spk=28; 285 if (here(clam)) obj=clam; 286 if (here(oyster)) obj=oyster; 287 if (at(door)) obj=door; 288 if (at(grate)) obj=grate; 289 if (obj!=0 && here(chain)) goto l8000; 290 if (here(chain)) obj=chain; 291 if (obj==0) goto l2011; 292 goto l9040; 293 case 5: goto l2009; /* nothing */ 294 case 7: goto l9070; /* on */ 295 case 8: goto l9080; /* off */ 296 case 11: goto l8000; /* walk */ 297 case 12: goto l9120; /* kill */ 298 case 13: goto l9130; /* pour */ 299 case 14: /* eat: 8140 */ 300 if (!here(food)) goto l8000; 301 l8142: dstroy(food); 302 spk=72; 303 goto l2011; 304 case 15: goto l9150; /* drink */ 305 case 18: /* quit: 8180 */ 306 gaveup=yes(22,54,54); 307 if (gaveup) done(2); /* 8185 */ 308 goto l2012; 309 case 20: /* invent=8200 */ 310 spk=98; 311 for (i=1; i<=100; i++) 312 { if (i!=bear && toting(i)) 313 { if (spk==98) rspeak(99); 314 blklin=FALSE; 315 pspeak(i,-1); 316 blklin=TRUE; 317 spk=0; 318 } 319 } 320 if (toting(bear)) spk=141; 321 goto l2011; 322 case 22: goto l9220; /* fill */ 323 case 23: goto l9230; /* blast */ 324 case 24: /* score: 8240 */ 325 scorng=TRUE; 326 printf("If you were to quit now, you would score"); 327 printf(" %d out of a possible ",score()); 328 printf("%d.",mxscor); 329 scorng=FALSE; 330 gaveup=yes(143,54,54); 331 if (gaveup) done(2); 332 goto l2012; 333 case 25: /* foo: 8250 */ 334 k=vocab(wd1,3); 335 spk=42; 336 if (foobar==1-k) goto l8252; 337 if (foobar!=0) spk=151; 338 goto l2011; 339 l8252: foobar=k; 340 if (k!=4) goto l2009; 341 foobar=0; 342 if (place[eggs]==plac[eggs] 343 ||(toting(eggs)&&loc==plac[eggs])) goto l2011; 344 if (place[eggs]==0&&place[troll]==0&&prop[troll]==0) 345 prop[troll]=1; 346 k=2; 347 if (here(eggs)) k=1; 348 if (loc==plac[eggs]) k=0; 349 move(eggs,plac[eggs]); 350 pspeak(eggs,k); 351 goto l2012; 352 case 26: /* brief=8260 */ 353 spk=156; 354 abbnum=10000; 355 detail=3; 356 goto l2011; 357 case 27: /* read=8270 */ 358 if (here(magzin)) obj=magzin; 359 if (here(tablet)) obj=obj*100+tablet; 360 if (here(messag)) obj=obj*100+messag; 361 if (closed&&toting(oyster)) obj=oyster; 362 if (obj>100||obj==0||dark(0)) goto l8000; 363 goto l9270; 364 case 30: /* suspend=8300 */ 365 spk=201; 366 if (demo) goto l2011; 367 printf("I can suspend your adventure for you so"); 368 printf(" you can resume later, but\n"); 369 printf("you will have to wait at least"); 370 printf(" %d minutes before continuing.",latncy); 371 if (!yes(200,54,54)) goto l2012; 372 datime(&saved,&savet); 373 ciao(argv[0]); /* Do we quit? */ 374 continue; /* Maybe not */ 375 case 31: /* hours=8310 */ 376 printf("Colossal cave is closed 9am-5pm Mon "); 377 printf("through Fri except holidays.\n"); 378 goto l2012; 379 default: bug(23); 380 } 381 382 l4090: 383 switch(verb) 384 { case 1: /* take = 9010 */ 385 l9010: switch(trtake()) 386 { case 2011: goto l2011; 387 case 9220: goto l9220; 388 case 2009: goto l2009; 389 case 2012: goto l2012; 390 default: bug(102); 391 } 392 l9020: case 2: /* drop = 9020 */ 393 switch(trdrop()) 394 { case 2011: goto l2011; 395 case 19000: done(3); 396 case 2012: goto l2012; 397 default: bug(105); 398 } 399 l9030: case 3: 400 switch(trsay()) 401 { case 2012: goto l2012; 402 case 2630: goto l2630; 403 default: bug(107); 404 } 405 l9040: case 4: case 6: /* open, close */ 406 switch(tropen()) 407 { case 2011: goto l2011; 408 case 2010: goto l2010; 409 default: bug(106); 410 } 411 case 5: goto l2009; /* nothing */ 412 case 7: /* on 9070 */ 413 l9070: if (!here(lamp)) goto l2011; 414 spk=184; 415 if (limit<0) goto l2011; 416 prop[lamp]=1; 417 rspeak(39); 418 if (wzdark) goto l2000; 419 goto l2012; 420 421 case 8: /* off */ 422 l9080: if (!here(lamp)) goto l2011; 423 prop[lamp]=0; 424 rspeak(40); 425 if (dark(0)) rspeak(16); 426 goto l2012; 427 428 case 9: /* wave */ 429 if ((!toting(obj))&&(obj!=rod||!toting(rod2))) 430 spk=29; 431 if (obj!=rod||!at(fissur)||!toting(obj)||closng) 432 goto l2011; 433 prop[fissur]=1-prop[fissur]; 434 pspeak(fissur,2-prop[fissur]); 435 goto l2012; 436 case 10: case 11: case 18: /* calm, walk, quit */ 437 case 24: case 25: case 26: /* score, foo, brief */ 438 case 30: case 31: /* suspend, hours */ 439 goto l2011; 440 l9120: case 12: /* kill */ 441 switch(trkill()) 442 { case 8000: goto l8000; 443 case 8: goto l8; 444 case 2011: goto l2011; 445 case 2608: goto l2608; 446 case 19000: done(3); 447 default: bug(112); 448 } 449 l9130: case 13: /* pour */ 450 if (obj==bottle||obj==0) obj=liq(0); 451 if (obj==0) goto l8000; 452 if (!toting(obj)) goto l2011; 453 spk=78; 454 if (obj!=oil&&obj!=water) goto l2011; 455 prop[bottle]=1; 456 place[obj]=0; 457 spk=77; 458 if (!(at(plant)||at(door))) goto l2011; 459 if (at(door)) 460 { prop[door]=0; /* 9132 */ 461 if (obj==oil) prop[door]=1; 462 spk=113+prop[door]; 463 goto l2011; 464 } 465 spk=112; 466 if (obj!=water) goto l2011; 467 pspeak(plant,prop[plant]+1); 468 prop[plant]=(prop[plant]+2)% 6; 469 prop[plant2]=prop[plant]/2; 470 k=null; 471 goto l8; 472 case 14: /* 9140 - eat */ 473 if (obj==food) goto l8142; 474 if (obj==bird||obj==snake||obj==clam||obj==oyster 475 ||obj==dwarf||obj==dragon||obj==troll 476 ||obj==bear) spk=71; 477 goto l2011; 478 l9150: case 15: /* 9150 - drink */ 479 if (obj==0&&liqloc(loc)!=water&&(liq(0)!=water 480 ||!here(bottle))) goto l8000; 481 if (obj!=0&&obj!=water) spk=110; 482 if (spk==110||liq(0)!=water||!here(bottle)) 483 goto l2011; 484 prop[bottle]=1; 485 place[water]=0; 486 spk=74; 487 goto l2011; 488 case 16: /* 9160: rub */ 489 if (obj!=lamp) spk=76; 490 goto l2011; 491 case 17: /* 9170: throw */ 492 switch(trtoss()) 493 { case 2011: goto l2011; 494 case 9020: goto l9020; 495 case 9120: goto l9120; 496 case 8: goto l8; 497 case 9210: goto l9210; 498 default: bug(113); 499 } 500 case 19: case 20: /* 9190: find, invent */ 501 if (at(obj)||(liq(0)==obj&&at(bottle)) 502 ||k==liqloc(loc)) spk=94; 503 for (i=1; i<=5; i++) 504 if (dloc[i]==loc&&dflag>=2&&obj==dwarf) 505 spk=94; 506 if (closed) spk=138; 507 if (toting(obj)) spk=24; 508 goto l2011; 509 l9210: case 21: /* feed */ 510 switch(trfeed()) 511 { case 2011: goto l2011; 512 default: bug(114); 513 } 514 l9220: case 22: /* fill */ 515 switch(trfill()) 516 { case 2011: goto l2011; 517 case 8000: goto l8000; 518 case 9020: goto l9020; 519 default: bug(115); 520 } 521 l9230: case 23: /* blast */ 522 if (prop[rod2]<0||!closed) goto l2011; 523 bonus=133; 524 if (loc==115) bonus=134; 525 if (here(rod2)) bonus=135; 526 rspeak(bonus); 527 done(2); 528 l9270: case 27: /* read */ 529 if (dark(0)) goto l5190; 530 if (obj==magzin) spk=190; 531 if (obj==tablet) spk=196; 532 if (obj==messag) spk=191; 533 if (obj==oyster&&hinted[2]&&toting(oyster)) spk=194; 534 if (obj!=oyster||hinted[2]||!toting(oyster) 535 ||!closed) goto l2011; 536 hinted[2]=yes(192,193,54); 537 goto l2012; 538 l9280: case 28: /* break */ 539 if (obj==mirror) spk=148; 540 if (obj==vase&&prop[vase]==0) 541 { spk=198; 542 if (toting(vase)) drop(vase,loc); 543 prop[vase]=2; 544 fixed[vase]= -1; 545 goto l2011; 546 } 547 if (obj!=mirror||!closed) goto l2011; 548 rspeak(197); 549 done(3); 550 551 l9290: case 29: /* wake */ 552 if (obj!=dwarf||!closed) goto l2011; 553 rspeak(199); 554 done(3); 555 556 default: bug(24); 557 } 558 559 l5000: 560 obj=k; 561 if (fixed[k]!=loc && !here(k)) goto l5100; 562 l5010: if (*wd2!=0) goto l2800; 563 if (verb!=0) goto l4090; 564 printf("What do you want to do with the %s?\n",wd1); 565 goto l2600; 566 l5100: if (k!=grate) goto l5110; 567 if (loc==1||loc==4||loc==7) k=dprssn; 568 if (loc>9&&loc<15) k=entrnc; 569 if (k!=grate) goto l8; 570 l5110: if (k!=dwarf) goto l5120; 571 for (i=1; i<=5; i++) 572 if (dloc[i]==loc&&dflag>=2) goto l5010; 573 l5120: if ((liq(0)==k&&here(bottle))||k==liqloc(loc)) goto l5010; 574 if (obj!=plant||!at(plant2)||prop[plant2]==0) goto l5130; 575 obj=plant2; 576 goto l5010; 577 l5130: if (obj!=knife||knfloc!=loc) goto l5140; 578 knfloc = -1; 579 spk=116; 580 goto l2011; 581 l5140: if (obj!=rod||!here(rod2)) goto l5190; 582 obj=rod2; 583 goto l5010; 584 l5190: if ((verb==find||verb==invent)&&*wd2==0) goto l5010; 585 printf("I see no %s here\n",wd1); 586 goto l2012; 587 } 588 } 589