2.11BSD#431 - /usr/src/games/hack/hack.apply.c

   1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2: /* hack.apply.c - version 1.0.3 */
   3: 
   4: #include    "hack.h"
   5: #include    "def.edog.h"
   6: #include    "def.mkroom.h"
   7: extern struct monst *bchit();
   8: extern struct obj *addinv();
   9: extern struct trap *maketrap();
  10: extern int (*occupation)();
  11: extern char *occtxt;
  12: extern char quitchars[];
  13: extern char pl_character[];
  14: 
  15: doapply() {
  16:     register struct obj *obj;
  17:     register int res = 1;
  18: 
  19:     obj = getobj("(", "use or apply");
  20:     if(!obj) return(0);
  21: 
  22:     switch(obj->otyp){
  23:     case EXPENSIVE_CAMERA:
  24:         use_camera(obj); break;
  25:     case ICE_BOX:
  26:         use_ice_box(obj); break;
  27:     case PICK_AXE:
  28:         res = use_pick_axe(obj);
  29:         break;
  30: 
  31:     case MAGIC_WHISTLE:
  32:         if(pl_character[0] == 'W' || u.ulevel > 9) {
  33:             use_magic_whistle(obj);
  34:             break;
  35:         }
  36:         /* fall into next case */
  37:     case WHISTLE:
  38:         use_whistle(obj);
  39:         break;
  40: 
  41:     case CAN_OPENER:
  42:         if(!carrying(TIN)) {
  43:             pline("You have no can to open.");
  44:             goto xit;
  45:         }
  46:         pline("You cannot open a tin without eating its contents.");
  47:         pline("In order to eat, use the 'e' command.");
  48:         if(obj != uwep)
  49:     pline("Opening the tin will be much easier if you wield the can-opener.");
  50:         goto xit;
  51: 
  52:     default:
  53:         pline("Sorry, I don't know how to use that.");
  54:     xit:
  55:         nomul(0);
  56:         return(0);
  57:     }
  58:     nomul(0);
  59:     return(res);
  60: }
  61: 
  62: /* ARGSUSED */
  63: static
  64: use_camera(obj) /* register */ struct obj *obj; {
  65: register struct monst *mtmp;
  66:     if(!getdir(1)){     /* ask: in what direction? */
  67:         flags.move = multi = 0;
  68:         return;
  69:     }
  70:     if(u.uswallow) {
  71:         pline("You take a picture of %s's stomach.", monnam(u.ustuck));
  72:         return;
  73:     }
  74:     if(u.dz) {
  75:         pline("You take a picture of the %s.",
  76:             (u.dz > 0) ? "floor" : "ceiling");
  77:         return;
  78:     }
  79:     if(mtmp = bchit(u.dx, u.dy, COLNO, '!')) {
  80:         if(mtmp->msleep){
  81:             mtmp->msleep = 0;
  82:             pline("The flash awakens %s.", monnam(mtmp)); /* a3 */
  83:         } else
  84:         if(mtmp->data->mlet != 'y')
  85:         if(mtmp->mcansee || mtmp->mblinded){
  86:             register int tmp = dist(mtmp->mx,mtmp->my);
  87:             register int tmp2;
  88:             if(cansee(mtmp->mx,mtmp->my))
  89:               pline("%s is blinded by the flash!", Monnam(mtmp));
  90:             setmangry(mtmp);
  91:             if(tmp < 9 && !mtmp->isshk && rn2(4)) {
  92:                 mtmp->mflee = 1;
  93:                 if(rn2(4)) mtmp->mfleetim = rnd(100);
  94:             }
  95:             if(tmp < 3) mtmp->mcansee  = mtmp->mblinded = 0;
  96:             else {
  97:                 tmp2 = mtmp->mblinded;
  98:                 tmp2 += rnd(1 + 50/tmp);
  99:                 if(tmp2 > 127) tmp2 = 127;
 100:                 mtmp->mblinded = tmp2;
 101:                 mtmp->mcansee = 0;
 102:             }
 103:         }
 104:     }
 105: }
 106: 
 107: static
 108: struct obj *current_ice_box;    /* a local variable of use_ice_box, to be
 109: 				used by its local procedures in/ck_ice_box */
 110: static
 111: in_ice_box(obj) register struct obj *obj; {
 112:     if(obj == current_ice_box ||
 113:         (Punished && (obj == uball || obj == uchain))){
 114:         pline("You must be kidding.");
 115:         return(0);
 116:     }
 117:     if(obj->owornmask & (W_ARMOR | W_RING)) {
 118:         pline("You cannot refrigerate something you are wearing.");
 119:         return(0);
 120:     }
 121:     if(obj->owt + current_ice_box->owt > 70) {
 122:         pline("It won't fit.");
 123:         return(1);  /* be careful! */
 124:     }
 125:     if(obj == uwep) {
 126:         if(uwep->cursed) {
 127:             pline("Your weapon is welded to your hand!");
 128:             return(0);
 129:         }
 130:         setuwep((struct obj *) 0);
 131:     }
 132:     current_ice_box->owt += obj->owt;
 133:     freeinv(obj);
 134:     obj->o_cnt_id = current_ice_box->o_id;
 135:     obj->nobj = fcobj;
 136:     fcobj = obj;
 137:     obj->age = moves - obj->age;    /* actual age */
 138:     return(1);
 139: }
 140: 
 141: /*
 142:   KLUDGE	-- pointer to static function passed around
 143: 		-- not allowed in overlay scheme
 144: static
 145: */
 146: ck_ice_box(obj) register struct obj *obj; {
 147:     return(obj->o_cnt_id == current_ice_box->o_id);
 148: }
 149: 
 150: /*
 151:   KLUDGE	-- pointer to static function passed around
 152: 		-- not allowed in overlay scheme
 153: static
 154: */
 155: out_ice_box(obj) register struct obj *obj; {
 156: register struct obj *otmp;
 157:     if(obj == fcobj) fcobj = fcobj->nobj;
 158:     else {
 159:         for(otmp = fcobj; otmp->nobj != obj; otmp = otmp->nobj)
 160:             if(!otmp->nobj) panic("out_ice_box");
 161:         otmp->nobj = obj->nobj;
 162:     }
 163:     current_ice_box->owt -= obj->owt;
 164:     obj->age = moves - obj->age;    /* simulated point of time */
 165:     (void) addinv(obj);
 166: }
 167: 
 168: static
 169: use_ice_box(obj) register struct obj *obj; {
 170: register int cnt = 0;
 171: register struct obj *otmp;
 172:     current_ice_box = obj;  /* for use by in/out_ice_box */
 173:     for(otmp = fcobj; otmp; otmp = otmp->nobj)
 174:         if(otmp->o_cnt_id == obj->o_id)
 175:             cnt++;
 176:     if(!cnt) pline("Your ice-box is empty.");
 177:     else {
 178:         pline("Do you want to take something out of the ice-box? [yn] ");
 179:         if(readchar() == 'y')
 180:         if(askchain(fcobj, (char *) 0, 0, out_ice_box, ck_ice_box, 0))
 181:             return;
 182:         pline("That was all. Do you wish to put something in? [yn] ");
 183:         if(readchar() != 'y') return;
 184:     }
 185:     /* call getobj: 0: allow cnt; #: allow all types; %: expect food */
 186:     otmp = getobj("0#%", "put in");
 187:     if(!otmp || !in_ice_box(otmp))
 188:         flags.move = multi = 0;
 189: }
 190: 
 191: static
 192: struct monst *
 193: bchit(ddx,ddy,range,sym) register int ddx,ddy,range; char sym; {
 194:     register struct monst *mtmp = (struct monst *) 0;
 195:     register int bchx = u.ux, bchy = u.uy;
 196: 
 197:     if(sym) Tmp_at(-1, sym);    /* open call */
 198:     while(range--) {
 199:         bchx += ddx;
 200:         bchy += ddy;
 201:         if(mtmp = m_at(bchx,bchy))
 202:             break;
 203:         if(!ZAP_POS(levl[bchx][bchy].typ)) {
 204:             bchx -= ddx;
 205:             bchy -= ddy;
 206:             break;
 207:         }
 208:         if(sym) Tmp_at(bchx, bchy);
 209:     }
 210:     if(sym) Tmp_at(-1, -1);
 211:     return(mtmp);
 212: }
 213: 
 214: /* ARGSUSED */
 215: static
 216: use_whistle(obj) struct obj *obj; {
 217: register struct monst *mtmp = fmon;
 218:     pline("You produce a high whistling sound.");
 219:     while(mtmp) {
 220:         if(dist(mtmp->mx,mtmp->my) < u.ulevel*20) {
 221:             if(mtmp->msleep)
 222:                 mtmp->msleep = 0;
 223:             if(mtmp->mtame)
 224:                 EDOG(mtmp)->whistletime = moves;
 225:         }
 226:         mtmp = mtmp->nmon;
 227:     }
 228: }
 229: 
 230: /* ARGSUSED */
 231: static
 232: use_magic_whistle(obj) struct obj *obj; {
 233: register struct monst *mtmp = fmon;
 234:     pline("You produce a strange whistling sound.");
 235:     while(mtmp) {
 236:         if(mtmp->mtame) mnexto(mtmp);
 237:         mtmp = mtmp->nmon;
 238:     }
 239: }
 240: 
 241: static int dig_effort;  /* effort expended on current pos */
 242: static uchar dig_level;
 243: static coord dig_pos;
 244: static boolean dig_down;
 245: 
 246: /*
 247:   KLUDGE	-- pointer to static function passed around
 248: 		-- not allowed in overlay scheme
 249: static
 250: */
 251: dig() {
 252:     register struct rm *lev;
 253:     register dpx = dig_pos.x, dpy = dig_pos.y;
 254: 
 255:     /* perhaps a nymph stole his pick-axe while he was busy digging */
 256:     /* or perhaps he teleported away */
 257:     if(u.uswallow || !uwep || uwep->otyp != PICK_AXE ||
 258:         dig_level != dlevel ||
 259:         ((dig_down && (dpx != u.ux || dpy != u.uy)) ||
 260:          (!dig_down && dist(dpx,dpy) > 2)))
 261:         return(0);
 262: 
 263:     dig_effort += 10 + abon() + uwep->spe + rn2(5);
 264:     if(dig_down) {
 265:         if(!xdnstair) {
 266:             pline("The floor here seems too hard to dig in.");
 267:             return(0);
 268:         }
 269:         if(dig_effort > 250) {
 270:             dighole();
 271:             return(0);  /* done with digging */
 272:         }
 273:         if(dig_effort > 50) {
 274:             register struct trap *ttmp = t_at(dpx,dpy);
 275: 
 276:             if(!ttmp) {
 277:                 ttmp = maketrap(dpx,dpy,PIT);
 278:                 ttmp->tseen = 1;
 279:                 pline("You have dug a pit.");
 280:                 u.utrap = rn1(4,2);
 281:                 u.utraptype = TT_PIT;
 282:                 return(0);
 283:             }
 284:         }
 285:     } else
 286:     if(dig_effort > 100) {
 287:         register char *digtxt;
 288:         register struct obj *obj;
 289: 
 290:         lev = &levl[dpx][dpy];
 291:         if(obj = sobj_at(ENORMOUS_ROCK, dpx, dpy)) {
 292:             fracture_rock(obj);
 293:             digtxt = "The rock falls apart.";
 294:         } else if(!lev->typ || lev->typ == SCORR) {
 295:             lev->typ = CORR;
 296:             digtxt = "You succeeded in cutting away some rock.";
 297:         } else if(lev->typ == HWALL || lev->typ == VWALL
 298:                         || lev->typ == SDOOR) {
 299:             lev->typ = xdnstair ? DOOR : ROOM;
 300:             digtxt = "You just made an opening in the wall.";
 301:         } else
 302:           digtxt = "Now what exactly was it that you were digging in?";
 303:         mnewsym(dpx, dpy);
 304:         prl(dpx, dpy);
 305:         pline(digtxt);      /* after mnewsym & prl */
 306:         return(0);
 307:     } else {
 308:         if(IS_WALL(levl[dpx][dpy].typ)) {
 309:             register int rno = inroom(dpx,dpy);
 310: 
 311:             if(rno >= 0 && rooms[rno].rtype >= 8) {
 312:               pline("This wall seems too hard to dig into.");
 313:               return(0);
 314:             }
 315:         }
 316:         pline("You hit the rock with all your might.");
 317:     }
 318:     return(1);
 319: }
 320: 
 321: /* When will hole be finished? Very rough indication used by shopkeeper. */
 322: holetime() {
 323:     return( (occupation == dig) ? (250 - dig_effort)/20 : -1);
 324: }
 325: 
 326: dighole()
 327: {
 328:     register struct trap *ttmp = t_at(u.ux, u.uy);
 329: 
 330:     if(!xdnstair) {
 331:         pline("The floor here seems too hard to dig in.");
 332:     } else {
 333:         if(ttmp)
 334:             ttmp->ttyp = TRAPDOOR;
 335:         else
 336:             ttmp = maketrap(u.ux, u.uy, TRAPDOOR);
 337:         ttmp->tseen = 1;
 338:         pline("You've made a hole in the floor.");
 339:         if(!u.ustuck) {
 340:             if(inshop())
 341:                 shopdig(1);
 342:             pline("You fall through ...");
 343:             if(u.utraptype == TT_PIT) {
 344:                 u.utrap = 0;
 345:                 u.utraptype = 0;
 346:             }
 347:             goto_level(dlevel+1, FALSE);
 348:         }
 349:     }
 350: }
 351: 
 352: static
 353: use_pick_axe(obj)
 354: struct obj *obj;
 355: {
 356:     char dirsyms[12];
 357:     extern char sdir[];
 358:     register char *dsp = dirsyms, *sdp = sdir;
 359:     register struct monst *mtmp;
 360:     register struct rm *lev;
 361:     register int rx, ry, res = 0;
 362: 
 363:     if(obj != uwep) {
 364:         if(uwep && uwep->cursed) {
 365:             /* Andreas Bormann - ihnp4!decvax!mcvax!unido!ab */
 366:             pline("Since your weapon is welded to your hand,");
 367:             pline("you cannot use that pick-axe.");
 368:             return(0);
 369:         }
 370:         pline("You now wield %s.", doname(obj));
 371:         setuwep(obj);
 372:         res = 1;
 373:     }
 374:     while(*sdp) {
 375:         (void) movecmd(*sdp);   /* sets u.dx and u.dy and u.dz */
 376:         rx = u.ux + u.dx;
 377:         ry = u.uy + u.dy;
 378:         if(u.dz > 0 || (u.dz == 0 && isok(rx, ry) &&
 379:             (IS_ROCK(levl[rx][ry].typ)
 380:             || sobj_at(ENORMOUS_ROCK, rx, ry))))
 381:             *dsp++ = *sdp;
 382:         sdp++;
 383:     }
 384:     *dsp = 0;
 385:     pline("In what direction do you want to dig? [%s] ", dirsyms);
 386:     if(!getdir(0))      /* no txt */
 387:         return(res);
 388:     if(u.uswallow && attack(u.ustuck)) /* return(1) */;
 389:     else
 390:     if(u.dz < 0)
 391:         pline("You cannot reach the ceiling.");
 392:     else
 393:     if(u.dz == 0) {
 394:         if(Confusion)
 395:             confdir();
 396:         rx = u.ux + u.dx;
 397:         ry = u.uy + u.dy;
 398:         if((mtmp = m_at(rx, ry)) && attack(mtmp))
 399:             return(1);
 400:         if(!isok(rx, ry)) {
 401:             pline("Clash!");
 402:             return(1);
 403:         }
 404:         lev = &levl[rx][ry];
 405:         if(lev->typ == DOOR)
 406:             pline("Your %s against the door.",
 407:                 aobjnam(obj, "clang"));
 408:         else if(!IS_ROCK(lev->typ)
 409:              && !sobj_at(ENORMOUS_ROCK, rx, ry)) {
 410:             /* ACCESSIBLE or POOL */
 411:             pline("You swing your %s through thin air.",
 412:                 aobjnam(obj, (char *) 0));
 413:         } else {
 414:             if(dig_pos.x != rx || dig_pos.y != ry
 415:                 || dig_level != dlevel || dig_down) {
 416:                 dig_down = FALSE;
 417:                 dig_pos.x = rx;
 418:                 dig_pos.y = ry;
 419:                 dig_level = dlevel;
 420:                 dig_effort = 0;
 421:                 pline("You start digging.");
 422:             } else
 423:                 pline("You continue digging.");
 424:             occupation = dig;
 425:             occtxt = "digging";
 426:         }
 427:     } else if(Levitation) {
 428:         pline("You cannot reach the floor.");
 429:     } else {
 430:         if(dig_pos.x != u.ux || dig_pos.y != u.uy
 431:             || dig_level != dlevel || !dig_down) {
 432:             dig_down = TRUE;
 433:             dig_pos.x = u.ux;
 434:             dig_pos.y = u.uy;
 435:             dig_level = dlevel;
 436:             dig_effort = 0;
 437:             pline("You start digging in the floor.");
 438:             if(inshop())
 439:                 shopdig(0);
 440:         } else
 441:             pline("You continue digging in the floor.");
 442:         occupation = dig;
 443:         occtxt = "digging";
 444:     }
 445:     return(1);
 446: }

Defined functions

Defined variables