games/battlestar/command4.c

   1 /*      @(#)com4.c      8.2 (Berkeley) 4/28/95                  */
   2 /*      $NetBSD: command4.c,v 1.3 2005/07/01 06:04:54 jmc Exp $ */
   3
   4 /*
   5  * Copyright (c) 1983, 1993
   6  *      The Regents of the University of California.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. Neither the name of the University nor the names of its contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include "extern.h"
  34
  35 int
  36 take(unsigned int from[])
  37 {
  38         int     firstnumber, heavy, bulky, value;
  39
  40         firstnumber = wordnumber;
  41         if (wordnumber < wordcount && wordvalue[wordnumber + 1] == OFF) {
  42                 wordnumber++;
  43                 wordvalue[wordnumber] = TAKEOFF;
  44                 wordtype[wordnumber] = VERB;
  45                 return (cypher());
  46         } else {
  47                 wordnumber++;
  48                 while (wordnumber <= wordcount && wordtype[wordnumber] ==
  49                     OBJECT) {
  50                         value = wordvalue[wordnumber];
  51                         printf("%s:\n", objsht[value]);
  52                         heavy = (carrying + objwt[value]) <= WEIGHT;
  53                         bulky = (encumber + objcumber[value]) <= CUMBER;
  54                         if ((testbit(from, value) || wiz || tempwiz) &&
  55                             heavy && bulky && !testbit(inven, value)) {
  56                                 setbit(inven, value);
  57                                 carrying += objwt[value];
  58                                 encumber += objcumber[value];
  59                                 ourtime++;
  60                                 if (testbit(from, value))
  61                                         printf("Taken.\n");
  62                                 else
  63                                         printf("Zap! Taken from thin air.\n");
  64                                 clearbit(from, value);
  65                                 if (value == MEDALION)
  66                                         win--;
  67                         } else if (testbit(inven, value))
  68                                 printf("You're already holding %s%s.\n",
  69                                     A_OR_AN_OR_BLANK(value),
  70                                     objsht[value]);
  71                         else if (!testbit(from, value))
  72                                 printf("I don't see any %s around here.\n",
  73                                     objsht[value]);
  74                         else if (!heavy)
  75                                 printf("The %s %stoo heavy.\n", objsht[value],
  76                                     IS_OR_ARE(value));
  77                         else
  78                                 printf("The %s %stoo cumbersome to hold.\n",
  79                                     objsht[value], IS_OR_ARE(value));
  80                         if (wordnumber < wordcount - 1 &&
  81                             wordvalue[++wordnumber] == AND)
  82                                 wordnumber++;
  83                         else
  84                                 return (firstnumber);
  85                 }
  86         }
  87         /* special cases with their own return()'s */
  88
  89         if (wordnumber <= wordcount && wordtype[wordnumber] == NOUNS)
  90                 switch (wordvalue[wordnumber]) {
  91
  92                 case SWORD:
  93                         if (testbit(from, SWORD)) {
  94                                 wordtype[wordnumber--] = OBJECT;
  95                                 return (take(from));
  96                         }
  97                         if (testbit(from, TWO_HANDED)) {
  98                                 wordvalue[wordnumber] = TWO_HANDED;
  99                                 wordtype[wordnumber--] = OBJECT;
 100                                 return (take(from));
 101                         }
 102                         wordvalue[wordnumber] = BROAD;
 103                         wordtype[wordnumber--] = OBJECT;
 104                         return (take(from));
 105
 106                 case BODY:
 107                         if (testbit(from, MAID)) {
 108                                 wordvalue[wordnumber] = MAID;
 109                                 wordtype[wordnumber--] = OBJECT;
 110                                 return (take(from));
 111                         } else if (testbit(from, DEADWOOD)) {
 112                                 wordvalue[wordnumber] = DEADWOOD;
 113                                 wordtype[wordnumber--] = OBJECT;
 114                                 return (take(from));
 115                         } else if (testbit(from, DEADNATIVE)) {
 116                                 wordvalue[wordnumber] = DEADNATIVE;
 117                                 wordtype[wordnumber--] = OBJECT;
 118                                 return (take(from));
 119                         } else {
 120                                 if (testbit(from, DEADGOD)) {
 121                                         wordvalue[wordnumber] = DEADGOD;
 122                                         wordtype[wordnumber--] = OBJECT;
 123                                         return (take(from));
 124                                 } else {
 125                                         wordvalue[wordnumber] = DEADTIME;
 126                                         wordtype[wordnumber--] = OBJECT;
 127                                         return (take(from));
 128                                 }
 129                         }
 130                         break;
 131
 132                 case AMULET:
 133                         if (testbit(location[position].objects, AMULET)) {
 134                                 printf("The amulet is warm to the touch, and ");
 135                                 puts("its beauty catches your breath.");
 136                                 printf("A mist falls over your eyes, but ");
 137                                 puts("then it is gone.  Sounds seem clearer");
 138                                 printf("and sharper but far away as if in a ");
 139                                 puts("dream.  The sound of purling water");
 140                                 printf("reaches you from afar.  The mist ");
 141                                 printf("falls again, and your heart leaps in ");
 142                                 puts("horror.");
 143                                 printf("The gold freezes your hands and ");
 144                                 puts("fathomless darkness engulfs your soul.");
 145                         }
 146                         wordtype[wordnumber--] = OBJECT;
 147                         return (take(from));
 148
 149                 case MEDALION:
 150                         if (testbit(location[position].objects, MEDALION)) {
 151                                 printf("The medallion is warm, and it ");
 152                                 printf("rekindles your spirit with the ");
 153                                 puts("warmth of life.");
 154                                 printf("Your amulet begins to glow as the ");
 155                                 printf("medallion is brought near to it, ");
 156                                 printf("and together\nthey radiate.\n");
 157                         }
 158                         wordtype[wordnumber--] = OBJECT;
 159                         return (take(from));
 160
 161                 case TALISMAN:
 162                         if (testbit(location[position].objects, TALISMAN)) {
 163                                 printf("The talisman is cold to the touch, ");
 164                                 puts("and it sends a chill down your spine.");
 165                         }
 166                         wordtype[wordnumber--] = OBJECT;
 167                         return (take(from));
 168
 169                 case NORMGOD:
 170                         if (testbit(location[position].objects, BATHGOD) &&
 171                             (testbit(wear, AMULET) || testbit(inven, AMULET))) {
 172                                 printf("She offers a delicate hand, and you ");
 173                                 puts("help her out of the sparkling springs.");
 174                                 printf("Water droplets like liquid silver ");
 175                                 printf("bedew her golden skin, but when ");
 176                                 puts("they part");
 177                                 printf("from her, they fall as teardrops.  ");
 178                                 puts("She wraps a single cloth around her and");
 179                                 printf("ties it at the waist.  Around her ");
 180                                 puts("neck hangs a golden amulet.");
 181                                 printf("She bids you to follow her, and ");
 182                                 puts("walks away.");
 183                                 pleasure++;
 184                                 followgod = ourtime;
 185                                 clearbit(location[position].objects, BATHGOD);
 186                         } else
 187                                 if (!testbit(location[position].objects,
 188                                     BATHGOD)) {
 189                                         printf("You're in no position to ");
 190                                         puts("take her.");
 191                                 } else
 192                                         puts("She moves away from you.");
 193                         break;
 194
 195                 default:
 196                         puts("It doesn't seem to work.");
 197                 }
 198         else
 199                 puts("You've got to be kidding.");
 200         return (firstnumber);
 201 }
 202
 203 int
 204 throw(const char *name)
 205 {
 206         unsigned int     n;
 207         int     deposit = 0;
 208         int     first, value;
 209
 210         first = wordnumber;
 211         if (drop(name) != -1) {
 212                 switch (wordvalue[wordnumber]) {
 213
 214                 case AHEAD:
 215                         deposit = ahead;
 216                         break;
 217
 218                 case BACK:
 219                         deposit = back;
 220                         break;
 221
 222                 case LEFT:
 223                         deposit = left;
 224                         break;
 225
 226                 case RIGHT:
 227                         deposit = right;
 228                         break;
 229
 230                 case UP:
 231                         deposit = location[position].up *
 232                             (location[position].access || position == FINAL);
 233                         break;
 234
 235                 case DOWN:
 236                         deposit = location[position].down;
 237                         break;
 238                 }
 239                 wordnumber = first + 1;
 240                 while (wordnumber <= wordcount) {
 241                         value = wordvalue[wordnumber];
 242                         if (deposit &&
 243                             testbit(location[position].objects, value)) {
 244                                 clearbit(location[position].objects, value);
 245                                 if (value != GRENADE)
 246                                         setbit(location[deposit].objects,
 247                                             value);
 248                                 else {
 249                                         printf("A thundering explosion ");
 250                                         printf("nearby sends up a cloud of ");
 251                                         puts("smoke and shrapnel.");
 252                                         for (n = 0; n < NUMOFWORDS; n++)
 253                                                 location[deposit].objects[n] =
 254                                                     0;
 255                                         setbit(location[deposit].objects, CHAR);
 256                                 }
 257                                 if (value == ROPE && position == FINAL)
 258                                         location[position].access = 1;
 259                                 switch (deposit) {
 260                                 case 189:
 261                                 case 231:
 262                                         puts("The stone door is unhinged.");
 263                                         location[189].north = 231;
 264                                         location[231].south = 189;
 265                                         break;
 266                                 case 30:
 267                                         puts("The wooden door is blown open.");
 268                                         location[30].west = 25;
 269                                         break;
 270                                 case 31:
 271                                         puts("The door is not damaged.");
 272                                 }
 273                         } else
 274                                 if (value == GRENADE &&
 275                                     testbit(location[position].objects,
 276                                     value)) {
 277                                         printf("You are blown into shreds ");
 278                                         puts("when your grenade explodes.");
 279                                         die();
 280                                 }
 281                         if (wordnumber < wordcount - 1 &&
 282                             wordvalue[++wordnumber] == AND)
 283                                 wordnumber++;
 284                         else
 285                                 return (first);
 286                 }
 287                 return (first);
 288         }
 289         return (first);
 290 }
 291
 292 int
 293 drop(const char *name)
 294 {
 295
 296         int     firstnumber, value;
 297
 298         firstnumber = wordnumber;
 299         wordnumber++;
 300         while (wordnumber <= wordcount &&
 301             (wordtype[wordnumber] == OBJECT || wordtype[wordnumber] == NOUNS)) {
 302                 value = wordvalue[wordnumber];
 303                 if (value == BODY) {    /* special case */
 304                         wordtype[wordnumber] = OBJECT;
 305                         if (testbit(inven, MAID) ||
 306                             testbit(location[position].objects, MAID))
 307                                 value = MAID;
 308                         else if (testbit(inven, DEADWOOD) ||
 309                             testbit(location[position].objects, DEADWOOD))
 310                                 value = DEADWOOD;
 311                         else if (testbit(inven, DEADGOD) ||
 312                             testbit(location[position].objects, DEADGOD))
 313                                 value = DEADGOD;
 314                         else if (testbit(inven, DEADTIME) ||
 315                             testbit(location[position].objects, DEADTIME))
 316                                 value = DEADTIME;
 317                         else if (testbit(inven, DEADNATIVE) ||
 318                             testbit(location[position].objects, DEADNATIVE))
 319                                 value = DEADNATIVE;
 320                 }
 321                 if (wordtype[wordnumber] == NOUNS && value == DOOR) {
 322                         if (*name == 'K')
 323                                 puts("You hurt your foot.");
 324                         else
 325                                 puts("You're not holding a door.");
 326                 } else if (objsht[value] == NULL) {
 327                         if (*name == 'K')
 328                                 puts("That's not for kicking!");
 329                         else
 330                                 puts("You don't have that.");
 331                 } else {
 332                         printf("%s:\n", objsht[value]);
 333                         if (testbit(inven, value)) {
 334                                 clearbit(inven, value);
 335                                 carrying -= objwt[value];
 336                                 encumber -= objcumber[value];
 337                                 if (value == BOMB) {
 338                                         printf("The bomb explodes.  A ");
 339                                         printf("blinding white light and ");
 340                                         printf("immense concussion ");
 341                                         puts("obliterate us.");
 342                                         die();
 343                                 }
 344                                 if (value != AMULET && value != MEDALION &&
 345                                     value != TALISMAN)
 346                                         setbit(location[position].objects,
 347                                             value);
 348                                 else
 349                                         tempwiz = 0;
 350                                 ourtime++;
 351                                 if (*name == 'K')
 352                                         puts("Drop kicked.");
 353                                 else
 354                                         printf("%s.\n", name);
 355                         } else {
 356                                 if (*name != 'K') {
 357                                         printf("You aren't holding the %s.\n",
 358                                             objsht[value]);
 359                                         if (testbit(location[position].objects,
 360                                             value)) {
 361                                                 if (*name == 'T')
 362                                                         puts("Kicked instead.");
 363                                                 else if (*name == 'G')
 364                                                         puts("Given anyway.");
 365                                         }
 366                                 } else if (testbit(location[position].objects,
 367                                     value))
 368                                         puts("Kicked.");
 369                                 else if (testbit(wear, value))
 370                                         puts("Not while it's being worn.");
 371                                 else
 372                                         puts("Not found.");
 373                         }
 374                 }
 375                 if (wordnumber < wordcount - 1 &&
 376                     wordvalue[++wordnumber] == AND)
 377                         wordnumber++;
 378                 else
 379                         return (firstnumber);
 380         }
 381         puts("Do what?");
 382         return (-1);
 383 }
 384
 385 int
 386 takeoff(void)
 387 {
 388         wordnumber = take(wear);
 389         return (drop("Dropped"));
 390 }
 391
 392 int
 393 puton(void)
 394 {
 395         wordnumber = take(location[position].objects);
 396         return (wearit());
 397 }
 398
 399 int
 400 eat(void)
 401 {
 402         int     firstnumber, value;
 403
 404         firstnumber = wordnumber;
 405         wordnumber++;
 406         while (wordnumber <= wordcount) {
 407                 value = wordvalue[wordnumber];
 408                 if (wordtype[wordnumber] != OBJECT || objsht[value] == NULL)
 409                         value = -2;
 410                 switch (value) {
 411
 412                 case -2:
 413                         puts("You can't eat that!");
 414                         return (firstnumber);
 415
 416                 case -1:
 417                         puts("Eat what?");
 418                         return (firstnumber);
 419
 420                 default:
 421                         printf("You can't eat %s%s!\n",
 422                             A_OR_AN_OR_BLANK(value), objsht[value]);
 423                         return (firstnumber);
 424
 425                 case PAPAYAS:
 426                 case PINEAPPLE:
 427                 case KIWI:
 428                 case COCONUTS:  /* eatable things */
 429                 case MANGO:
 430
 431                         printf("%s:\n", objsht[value]);
 432                         if (testbit(inven, value) &&
 433                             ourtime > ate - CYCLE &&
 434                             testbit(inven, KNIFE)) {
 435                                 clearbit(inven, value);
 436                                 carrying -= objwt[value];
 437                                 encumber -= objcumber[value];
 438                                 ate = max(ourtime, ate) + CYCLE / 3;
 439                                 snooze += CYCLE / 10;
 440                                 ourtime++;
 441                                 printf("Eaten.  You can explore a little ");
 442                                 puts("longer now.");
 443                         } else if (!testbit(inven, value)) {
 444                                 printf("You aren't holding the %s.\n",
 445                                     objsht[value]);
 446                         } else if (!testbit(inven, KNIFE))
 447                                 puts("You need a knife.");
 448                         else
 449                                 puts("You're stuffed.");
 450                         if (wordnumber < wordcount - 1 &&
 451                             wordvalue[++wordnumber] == AND)
 452                                 wordnumber++;
 453                         else
 454                                 return (firstnumber);
 455                 }               /* end switch */
 456         }                       /* end while */
 457         return (firstnumber);
 458 }