Source:NetHack 2.2a/shk.c
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Below is the full text to shk.c from the source code of NetHack 2.2a. To link to a particular line, write [[NetHack 2.2a/shk.c#line123]], for example.
Warning! This is the source code from an old release. For the latest release, see Source code
Screenshots and source code from Hack are used under the CWI license.
1. /* SCCS Id: @(#)shk.c 2.1 87/08/23 2. /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3. 4. #include "hack.h" 5. #ifdef QUEST 6. int shlevel = 0; 7. struct monst *shopkeeper = 0; 8. struct obj *billobjs = 0; 9. obfree(obj,merge) register struct obj *obj, *merge; { 10. free((char *) obj); 11. } 12. inshop(){ return(0); } 13. addtobill(){} 14. subfrombill(){} 15. splitbill(){} 16. dopay(){ return(0); } 17. paybill(){} 18. doinvbill(){ return(0); } 19. shkdead(){} 20. shkcatch(){ return(0); } 21. shk_move(){ return(0); } 22. replshk(mtmp,mtmp2) struct monst *mtmp, *mtmp2; {} 23. char *shkname(){ return(""); } 24. 25. #else 26. #include "mfndpos.h" 27. #include "mkroom.h" 28. #include "eshk.h" 29. 30. #define ESHK(mon) ((struct eshk *)(&(mon->mextra[0]))) 31. #define NOTANGRY(mon) mon->mpeaceful 32. #define ANGRY(mon) !NOTANGRY(mon) 33. 34. extern char plname[], *xname(); 35. extern struct monst *makemon(); 36. extern struct obj *o_on(), *bp_to_obj(), 37. *carrying(); 38. 39. /* Descriptor of current shopkeeper. Note that the bill need not be 40. per-shopkeeper, since it is valid only when in a shop. */ 41. static struct monst *shopkeeper = 0; 42. static struct bill_x *bill; 43. static int shlevel = 0; /* level of this shopkeeper */ 44. struct obj *billobjs; /* objects on bill with bp->useup */ 45. /* only accessed here and by save & restore */ 46. static long int total; /* filled by addupbill() */ 47. static long int followmsg; /* last time of follow message */ 48. static setpaid(), findshk(), dopayobj(), getprice(), realhunger(); 49. 50. /* 51. invariants: obj->unpaid iff onbill(obj) [unless bp->useup] 52. obj->quan <= bp->bquan 53. */ 54. 55. char * 56. shkname(mtmp) /* called in do_name.c */ 57. register struct monst *mtmp; 58. { 59. return(ESHK(mtmp)->shknam); 60. } 61. 62. shkdead(mtmp) /* called in mon.c */ 63. register struct monst *mtmp; 64. { 65. register struct eshk *eshk = ESHK(mtmp); 66. 67. if(eshk->shoplevel == dlevel) 68. rooms[eshk->shoproom].rtype = OROOM; 69. if(mtmp == shopkeeper) { 70. setpaid(); 71. shopkeeper = 0; 72. bill = (struct bill_x *) -1000; /* dump core when referenced */ 73. } 74. } 75. 76. replshk(mtmp,mtmp2) 77. register struct monst *mtmp, *mtmp2; 78. { 79. if(mtmp == shopkeeper) { 80. shopkeeper = mtmp2; 81. bill = &(ESHK(shopkeeper)->bill[0]); 82. } 83. } 84. 85. static 86. setpaid(){ /* caller has checked that shopkeeper exists */ 87. /* either we paid or left the shop or he just died */ 88. register struct obj *obj; 89. register struct monst *mtmp; 90. for(obj = invent; obj; obj = obj->nobj) 91. obj->unpaid = 0; 92. for(obj = fobj; obj; obj = obj->nobj) 93. obj->unpaid = 0; 94. for(obj = fcobj; obj; obj = obj->nobj) 95. obj->unpaid = 0; 96. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 97. for(obj = mtmp->minvent; obj; obj = obj->nobj) 98. obj->unpaid = 0; 99. for(mtmp = fallen_down; mtmp; mtmp = mtmp->nmon) 100. for(obj = mtmp->minvent; obj; obj = obj->nobj) 101. obj->unpaid = 0; 102. while(obj = billobjs){ 103. billobjs = obj->nobj; 104. free((char *) obj); 105. } 106. ESHK(shopkeeper)->billct = 0; 107. } 108. 109. static 110. addupbill(){ /* delivers result in total */ 111. /* caller has checked that shopkeeper exists */ 112. register ct = ESHK(shopkeeper)->billct; 113. register struct bill_x *bp = bill; 114. total = 0; 115. while(ct--){ 116. total += bp->price * bp->bquan; 117. bp++; 118. } 119. } 120. 121. inshop(){ 122. register roomno = inroom(u.ux,u.uy); 123. 124. /* Did we just leave a shop? */ 125. if(u.uinshop && 126. (u.uinshop != roomno + 1 || shlevel != dlevel || !shopkeeper)) { 127. 128. /* This is part of the bugfix for shopkeepers not having their 129. * bill paid. As reported by ab@unido -dgk 130. * I made this standard due to the KOPS code below. -mrs 131. */ 132. if(shopkeeper) { 133. if(ESHK(shopkeeper)->billct) { 134. if(inroom(shopkeeper->mx, shopkeeper->my) 135. == u.uinshop - 1) /* ab@unido */ 136. pline("Somehow you escaped the shop without paying!"); 137. addupbill(); 138. pline("You stole for a total worth of %ld zorkmids.", 139. total); 140. ESHK(shopkeeper)->robbed += total; 141. setpaid(); 142. if((rooms[ESHK(shopkeeper)->shoproom].rtype == SHOPBASE) 143. == (rn2(3) == 0)) 144. ESHK(shopkeeper)->following = 1; 145. #ifdef KOPS 146. { /* Keystone Kops srt@ucla */ 147. coord mm; 148. register int cnt = dlevel + rnd(3); 149. /* Create a swarm near the staircase */ 150. pline("An alarm sounds throughout the dungeon!"); 151. pline("The Keystone Kops are after you!"); 152. mm.x = xdnstair; 153. mm.y = ydnstair; 154. while(cnt--) { 155. (void) enexto(&mm, mm.x, mm.y); 156. (void) mkmon_at('K', mm.x, mm.y); 157. } 158. /* Create a swarm near the shopkeeper */ 159. cnt = dlevel + rnd(3); 160. mm.x = shopkeeper->mx; 161. mm.y = shopkeeper->my; 162. while(cnt--) { 163. (void) enexto(&mm, mm.x, mm.y); 164. (void) mkmon_at('K', mm.x, mm.y); 165. } 166. } 167. #endif 168. } 169. shopkeeper = 0; 170. shlevel = 0; 171. } 172. u.uinshop = 0; 173. } 174. 175. /* Did we just enter a zoo of some kind? */ 176. if(roomno >= 0) { 177. register int rt = rooms[roomno].rtype; 178. register struct monst *mtmp; 179. if(rt == ZOO) { 180. pline("Welcome to David's treasure zoo!"); 181. } else 182. if(rt == SWAMP) { 183. pline("It looks rather muddy down here."); 184. } else 185. if(rt == COURT) { 186. pline("You are in an opulent throne room!"); 187. } else 188. if(rt == MORGUE) { 189. if(midnight()) 190. pline("Go away! Go away!"); 191. else 192. pline("You get an uncanny feeling ..."); 193. } else 194. rt = 0; 195. if(rt != 0) { 196. rooms[roomno].rtype = OROOM; 197. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 198. if(rt != ZOO || !rn2(3)) 199. mtmp->msleep = 0; 200. } 201. } 202. 203. /* Did we just enter a shop? */ 204. if(roomno >= 0 && rooms[roomno].rtype >= SHOPBASE) { 205. register int rt = rooms[roomno].rtype; 206. 207. if(shlevel != dlevel || !shopkeeper 208. || ESHK(shopkeeper)->shoproom != roomno) 209. findshk(roomno); 210. if(!shopkeeper) { 211. rooms[roomno].rtype = OROOM; 212. u.uinshop = 0; 213. } else if(!u.uinshop){ 214. if(!ESHK(shopkeeper)->visitct || 215. strncmp(ESHK(shopkeeper)->customer, plname, PL_NSIZ)){ 216. 217. /* He seems to be new here */ 218. ESHK(shopkeeper)->visitct = 0; 219. ESHK(shopkeeper)->following = 0; 220. (void) strncpy(ESHK(shopkeeper)->customer,plname,PL_NSIZ); 221. NOTANGRY(shopkeeper) = 1; 222. } 223. if(!ESHK(shopkeeper)->following) { 224. boolean box, pick; 225. 226. pline("Hello %s! Welcome%s to %s's %s!", 227. plname, 228. ESHK(shopkeeper)->visitct++ ? " again" : "", 229. shkname(shopkeeper), 230. shtypes[rt - SHOPBASE].name); 231. /* shtypes[rooms[ESHK(shopkeeper)->shoproom].rtype - SHOPBASE].name); 232. */ 233. box = carrying(ICE_BOX) != (struct obj *)0; 234. pick = carrying(PICK_AXE) != (struct obj *)0; 235. if(box || pick) { 236. if(dochug(shopkeeper)) { 237. u.uinshop = 0; /* he died moving */ 238. return(0); 239. } 240. pline("Will you please leave your %s outside?", 241. (box && pick) ? "box and pick-axe" : 242. box ? "box" : "pick-axe"); 243. } 244. } 245. u.uinshop = roomno + 1; 246. } 247. } 248. return(u.uinshop); 249. } 250. 251. static 252. findshk(roomno) 253. register roomno; 254. { 255. register struct monst *mtmp; 256. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 257. if(mtmp->isshk && ESHK(mtmp)->shoproom == roomno 258. && ESHK(mtmp)->shoplevel == dlevel) { 259. shopkeeper = mtmp; 260. bill = &(ESHK(shopkeeper)->bill[0]); 261. shlevel = dlevel; 262. if(ANGRY(shopkeeper) && 263. strncmp(ESHK(shopkeeper)->customer,plname,PL_NSIZ)) 264. NOTANGRY(shopkeeper) = 1; 265. /* billobjs = 0; -- this is wrong if we save in a shop */ 266. /* (and it is harmless to have too many things in billobjs) */ 267. return; 268. } 269. shopkeeper = 0; 270. shlevel = 0; 271. bill = (struct bill_x *) -1000; /* dump core when referenced */ 272. } 273. 274. static struct bill_x * 275. onbill(obj) register struct obj *obj; { 276. register struct bill_x *bp; 277. if(!shopkeeper) return(0); 278. for(bp = bill; bp < &bill[ESHK(shopkeeper)->billct]; bp++) 279. if(bp->bo_id == obj->o_id) { 280. if(!obj->unpaid) pline("onbill: paid obj on bill?"); 281. return(bp); 282. } 283. if(obj->unpaid) pline("onbill: unpaid obj not on bill?"); 284. return(0); 285. } 286. 287. /* called with two args on merge */ 288. obfree(obj,merge) register struct obj *obj, *merge; { 289. register struct bill_x *bp = onbill(obj); 290. register struct bill_x *bpm; 291. if(bp) { 292. if(!merge){ 293. bp->useup = 1; 294. obj->unpaid = 0; /* only for doinvbill */ 295. obj->nobj = billobjs; 296. billobjs = obj; 297. return; 298. } 299. bpm = onbill(merge); 300. if(!bpm){ 301. /* this used to be a rename */ 302. impossible("obfree: not on bill??"); 303. return; 304. } else { 305. /* this was a merger */ 306. bpm->bquan += bp->bquan; 307. ESHK(shopkeeper)->billct--; 308. *bp = bill[ESHK(shopkeeper)->billct]; 309. } 310. } 311. free((char *) obj); 312. } 313. 314. static 315. pay(tmp,shkp) 316. long tmp; 317. register struct monst *shkp; 318. { 319. long robbed = ESHK(shkp)->robbed; 320. 321. u.ugold -= tmp; 322. shkp->mgold += tmp; 323. flags.botl = 1; 324. if(robbed) { 325. robbed -= tmp; 326. if(robbed < 0) robbed = 0; 327. ESHK(shkp)->robbed = robbed; 328. } 329. } 330. 331. dopay(){ 332. long ltmp; 333. register struct bill_x *bp; 334. register struct monst *shkp; 335. int pass, tmp; 336. 337. multi = 0; 338. (void) inshop(); 339. for(shkp = fmon; shkp; shkp = shkp->nmon) 340. if(shkp->isshk && dist(shkp->mx,shkp->my) < 3) 341. break; 342. if(!shkp && u.uinshop && 343. inroom(shopkeeper->mx,shopkeeper->my) == ESHK(shopkeeper)->shoproom) 344. shkp = shopkeeper; 345. 346. if(!shkp) { 347. pline("There is nobody here to receive your payment."); 348. return(0); 349. } 350. ltmp = ESHK(shkp)->robbed; 351. if(shkp != shopkeeper && NOTANGRY(shkp)) { 352. if(!ltmp) { 353. pline("You do not owe %s anything.", monnam(shkp)); 354. } else 355. if(!u.ugold) { 356. pline("You have no money."); 357. } else { 358. long ugold = u.ugold; 359. 360. if(u.ugold > ltmp) { 361. pline("You give %s the %ld gold pieces %s asked for.", 362. monnam(shkp), ltmp, index("@CGHKLOQTVWZ&ehimt", shkp->data->mlet) 363. ? "he" : (index("nN", shkp->data->mlet) ? "she" : "it")); 364. pay(ltmp, shkp); 365. } else { 366. pline("You give %s all your gold.", monnam(shkp)); 367. pay(u.ugold, shkp); 368. } 369. if(ugold < ltmp/2) { 370. pline("Unfortunately, %s doesn't look satisfied.", 371. index("@CGHKLOQTVWZ&ehimt", shkp->data->mlet) 372. ? "he" : (index("nN", shkp->data->mlet) ? "she" : "it")); 373. } else { 374. ESHK(shkp)->robbed = 0; 375. ESHK(shkp)->following = 0; 376. if(ESHK(shkp)->shoplevel != dlevel) { 377. /* For convenience's sake, let him disappear */ 378. shkp->minvent = 0; /* %% */ 379. shkp->mgold = 0; 380. mondead(shkp); 381. } 382. } 383. } 384. return(1); 385. } 386. 387. if(!ESHK(shkp)->billct){ 388. pline("You do not owe %s anything.", monnam(shkp)); 389. if(!u.ugold){ 390. pline("Moreover, you have no money."); 391. return(1); 392. } 393. if(ESHK(shkp)->robbed){ 394. pline("But since %s shop has been robbed recently,", 395. index("@CGHKLOQTVWZ&ehimt", shkp->data->mlet) 396. ? "his" : (index("nN", shkp->data->mlet) ? "her" : "its")); 397. pline("you %srepay %s's expenses.", 398. (u.ugold < ESHK(shkp)->robbed) ? "partially " : "", 399. monnam(shkp)); 400. pay(min(u.ugold, ESHK(shkp)->robbed), shkp); 401. ESHK(shkp)->robbed = 0; 402. return(1); 403. } 404. if(ANGRY(shkp)){ 405. pline("But in order to appease %s,", 406. amonnam(shkp, "angry")); 407. if(u.ugold >= 1000){ 408. ltmp = 1000; 409. pline(" you give %s 1000 gold pieces.", 410. index("@CGHKLOQTVWZ&ehimt", shkp->data->mlet) 411. ? "him" : (index("nN", shkp->data->mlet) ? "her" : "it")); 412. } else { 413. ltmp = u.ugold; 414. pline(" you give %s all your money.", 415. index("@CGHKLOQTVWZ&ehimt", shkp->data->mlet) 416. ? "him" : (index("nN", shkp->data->mlet) ? "her" : "it")); 417. } 418. pay(ltmp, shkp); 419. if(strncmp(ESHK(shkp)->customer, plname, PL_NSIZ) 420. || rn2(3)){ 421. pline("%s calms down.", Monnam(shkp)); 422. NOTANGRY(shkp) = 1; 423. } else pline("%s is as angry as ever.", 424. Monnam(shkp)); 425. } 426. return(1); 427. } 428. if(shkp != shopkeeper) { 429. impossible("dopay: not to shopkeeper?"); 430. if(shopkeeper) setpaid(); 431. return(0); 432. } 433. for(pass = 0; pass <= 1; pass++) { 434. tmp = 0; 435. while(tmp < ESHK(shopkeeper)->billct) { 436. bp = &bill[tmp]; 437. if(!pass && !bp->useup) { 438. tmp++; 439. continue; 440. } 441. if(!dopayobj(bp)) return(1); 442. #ifdef MSDOS 443. *bp = bill[--ESHK(shopkeeper)->billct]; 444. #else 445. bill[tmp] = bill[--ESHK(shopkeeper)->billct]; 446. #endif /* MSDOS /**/ 447. } 448. } 449. pline("Thank you for shopping in %s's %s!", 450. shkname(shopkeeper), 451. shtypes[rooms[ESHK(shopkeeper)->shoproom].rtype - SHOPBASE].name); 452. NOTANGRY(shopkeeper) = 1; 453. return(1); 454. } 455. 456. /* return 1 if paid successfully */ 457. /* 0 if not enough money */ 458. /* -1 if object could not be found (but was paid) */ 459. static 460. dopayobj(bp) register struct bill_x *bp; { 461. register struct obj *obj; 462. long ltmp; 463. 464. /* find the object on one of the lists */ 465. obj = bp_to_obj(bp); 466. 467. if(!obj) { 468. impossible("Shopkeeper administration out of order."); 469. setpaid(); /* be nice to the player */ 470. return(0); 471. } 472. 473. if(!obj->unpaid && !bp->useup){ 474. impossible("Paid object on bill??"); 475. return(1); 476. } 477. obj->unpaid = 0; 478. ltmp = bp->price * bp->bquan; 479. if(ANGRY(shopkeeper)) ltmp += ltmp/3; 480. if(u.ugold < ltmp){ 481. pline("You don't have gold enough to pay %s.", 482. doname(obj)); 483. obj->unpaid = 1; 484. return(0); 485. } 486. pay(ltmp, shopkeeper); 487. pline("You bought %s for %ld gold piece%s.", 488. doname(obj), ltmp, plur(ltmp)); 489. if(bp->useup) { 490. register struct obj *otmp = billobjs; 491. if(obj == billobjs) 492. billobjs = obj->nobj; 493. else { 494. while(otmp && otmp->nobj != obj) otmp = otmp->nobj; 495. if(otmp) otmp->nobj = obj->nobj; 496. else pline("Error in shopkeeper administration."); 497. } 498. free((char *) obj); 499. } 500. return(1); 501. } 502. 503. /* routine called after dying (or quitting) with nonempty bill */ 504. paybill(){ 505. if(shlevel == dlevel && shopkeeper && ESHK(shopkeeper)->billct){ 506. addupbill(); 507. if(total > u.ugold){ 508. shopkeeper->mgold += u.ugold; 509. u.ugold = 0; 510. pline("%s comes and takes all your possessions.", 511. Monnam(shopkeeper)); 512. } else { 513. u.ugold -= total; 514. shopkeeper->mgold += total; 515. pline("%s comes and takes the %ld zorkmids you owed him.", 516. Monnam(shopkeeper), total); 517. } 518. setpaid(); /* in case we create bones */ 519. } 520. } 521. 522. /* find obj on one of the lists */ 523. struct obj * 524. bp_to_obj(bp) 525. register struct bill_x *bp; 526. { 527. register struct obj *obj; 528. register struct monst *mtmp; 529. register unsigned id = bp->bo_id; 530. 531. if(bp->useup) 532. obj = o_on(id, billobjs); 533. else if(!(obj = o_on(id, invent)) && 534. !(obj = o_on(id, fobj)) && 535. !(obj = o_on(id, fcobj))) { 536. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 537. if(obj = o_on(id, mtmp->minvent)) 538. break; 539. for(mtmp = fallen_down; mtmp; mtmp = mtmp->nmon) 540. if(obj = o_on(id, mtmp->minvent)) 541. break; 542. } 543. return(obj); 544. } 545. 546. /* called in hack.c when we pickup an object */ 547. addtobill(obj) register struct obj *obj; { 548. register struct bill_x *bp; 549. char buf[40]; 550. if(!inshop() || 551. (u.ux == ESHK(shopkeeper)->shk.x && u.uy == ESHK(shopkeeper)->shk.y) || 552. (u.ux == ESHK(shopkeeper)->shd.x && u.uy == ESHK(shopkeeper)->shd.y) || 553. onbill(obj) /* perhaps we threw it away earlier */ 554. ) return; 555. if(ESHK(shopkeeper)->billct == BILLSZ){ 556. pline("You got that for free!"); 557. return; 558. } 559. #ifdef DGKMOD 560. /* To recognize objects the showkeeper is not interested in. -dgk 561. */ 562. if (obj->no_charge) { 563. obj->no_charge = 0; 564. return; 565. } 566. #endif 567. bp = &bill[ESHK(shopkeeper)->billct]; 568. bp->bo_id = obj->o_id; 569. bp->bquan = obj->quan; 570. bp->useup = 0; 571. bp->price = getprice(obj); 572. strcpy(buf, "For you, "); 573. if (ANGRY(shopkeeper)) strcat(buf, "scum "); 574. else { 575. switch(rnd(4) + u.udemigod) { 576. case 1: strcat(buf, "good"); 577. break; 578. case 2: strcat(buf, "honored"); 579. break; 580. case 3: strcat(buf, "most gracious"); 581. break; 582. case 4: strcat(buf, "esteemed"); 583. break; 584. case 5: strcat(buf, "holy"); 585. break; 586. } 587. if(u.usym != '@') strcat(buf, " creature"); 588. else strcat(buf, (flags.female) ? " lady" : " sir"); 589. } 590. pline("%s; only %d %s %s.", buf, bp->price, 591. (bp->bquan > 1) ? "per" : "for this", 592. typename(obj->otyp)); 593. 594. ESHK(shopkeeper)->billct++; 595. obj->unpaid = 1; 596. } 597. 598. splitbill(obj,otmp) register struct obj *obj, *otmp; { 599. /* otmp has been split off from obj */ 600. register struct bill_x *bp; 601. register int tmp; 602. bp = onbill(obj); 603. if(!bp) { 604. impossible("splitbill: not on bill?"); 605. return; 606. } 607. if(bp->bquan < otmp->quan) { 608. impossible("Negative quantity on bill??"); 609. } 610. if(bp->bquan == otmp->quan) { 611. impossible("Zero quantity on bill??"); 612. } 613. bp->bquan -= otmp->quan; 614. 615. /* addtobill(otmp); */ 616. if(ESHK(shopkeeper)->billct == BILLSZ) otmp->unpaid = 0; 617. else { 618. tmp = bp->price; 619. bp = &bill[ESHK(shopkeeper)->billct]; 620. bp->bo_id = otmp->o_id; 621. bp->bquan = otmp->quan; 622. bp->useup = 0; 623. bp->price = tmp; 624. ESHK(shopkeeper)->billct++; 625. } 626. } 627. 628. subfrombill(obj) register struct obj *obj; { 629. long ltmp; 630. register int tmp; 631. register struct obj *otmp; 632. register struct bill_x *bp; 633. if(!inshop() || (u.ux == ESHK(shopkeeper)->shk.x && u.uy == ESHK(shopkeeper)->shk.y) || 634. (u.ux == ESHK(shopkeeper)->shd.x && u.uy == ESHK(shopkeeper)->shd.y)) 635. return; 636. if((bp = onbill(obj)) != 0){ 637. obj->unpaid = 0; 638. if(bp->bquan > obj->quan){ 639. otmp = newobj(0); 640. *otmp = *obj; 641. bp->bo_id = otmp->o_id = flags.ident++; 642. otmp->quan = (bp->bquan -= obj->quan); 643. otmp->owt = 0; /* superfluous */ 644. otmp->onamelth = 0; 645. bp->useup = 1; 646. otmp->nobj = billobjs; 647. billobjs = otmp; 648. return; 649. } 650. ESHK(shopkeeper)->billct--; 651. *bp = bill[ESHK(shopkeeper)->billct]; 652. return; 653. } 654. if(obj->unpaid){ 655. pline("%s didn't notice.", Monnam(shopkeeper)); 656. obj->unpaid = 0; 657. return; /* %% */ 658. } 659. /* he dropped something of his own - probably wants to sell it */ 660. if(shopkeeper->msleep || shopkeeper->mfroz || 661. inroom(shopkeeper->mx,shopkeeper->my) != ESHK(shopkeeper)->shoproom) 662. return; 663. if(ESHK(shopkeeper)->billct == BILLSZ 664. || !saleable(rooms[ESHK(shopkeeper)->shoproom].rtype-SHOPBASE, obj) 665. /* 666. ((tmp = shtypes[rooms[ESHK(shopkeeper)->shoproom].rtype-SHOPBASE].symb) && tmp != obj->olet) 667. */ 668. || index("_0", obj->olet)) { 669. pline("%s seems not interested.", Monnam(shopkeeper)); 670. #ifdef DGKMOD 671. obj->no_charge = 1; 672. #endif 673. return; 674. } 675. ltmp = getprice(obj) * obj->quan; 676. if(ANGRY(shopkeeper)) { 677. ltmp /= 3; 678. NOTANGRY(shopkeeper) = 1; 679. } else ltmp /= 2; 680. if(ESHK(shopkeeper)->robbed){ 681. if((ESHK(shopkeeper)->robbed -= ltmp) < 0) 682. ESHK(shopkeeper)->robbed = 0; 683. pline("Thank you for your contribution to restock this recently plundered shop."); 684. return; 685. } 686. if(ltmp > shopkeeper->mgold) 687. ltmp = shopkeeper->mgold; 688. pay(-ltmp, shopkeeper); 689. if(!ltmp) { 690. pline("%s gladly accepts %s but cannot pay you at present.", 691. Monnam(shopkeeper), doname(obj)); 692. #ifdef DGKMOD 693. obj->no_charge = 1; 694. #endif 695. } else 696. pline("You sold %s and got %ld gold piece%s.", doname(obj), ltmp, 697. plur(ltmp)); 698. } 699. 700. doinvbill(mode) 701. int mode; /* 0: deliver count 1: paged */ 702. { 703. register struct bill_x *bp; 704. register struct obj *obj; 705. long totused, thisused; 706. char buf[BUFSZ]; 707. 708. if(mode == 0) { 709. register int cnt = 0; 710. 711. if(shopkeeper) 712. for(bp = bill; bp - bill < ESHK(shopkeeper)->billct; bp++) 713. if(bp->useup || 714. ((obj = bp_to_obj(bp)) && obj->quan < bp->bquan)) 715. cnt++; 716. return(cnt); 717. } 718. 719. if(!shopkeeper) { 720. impossible("doinvbill: no shopkeeper?"); 721. return(0); 722. } 723. 724. set_pager(0); 725. if(page_line("Unpaid articles already used up:") || page_line("")) 726. goto quit; 727. 728. totused = 0; 729. for(bp = bill; bp - bill < ESHK(shopkeeper)->billct; bp++) { 730. obj = bp_to_obj(bp); 731. if(!obj) { 732. impossible("Bad shopkeeper administration."); 733. goto quit; 734. } 735. if(bp->useup || bp->bquan > obj->quan) { 736. register int cnt, oquan, uquan; 737. 738. oquan = obj->quan; 739. uquan = (bp->useup ? bp->bquan : bp->bquan - oquan); 740. thisused = bp->price * uquan; 741. totused += thisused; 742. obj->quan = uquan; /* cheat doname */ 743. (void) sprintf(buf, "x - %s", doname(obj)); 744. obj->quan = oquan; /* restore value */ 745. for(cnt = 0; buf[cnt]; cnt++); 746. while(cnt < 50) 747. buf[cnt++] = ' '; 748. (void) sprintf(&buf[cnt], " %5ld zorkmids", thisused); 749. if(page_line(buf)) 750. goto quit; 751. } 752. } 753. (void) sprintf(buf, "Total:%50ld zorkmids", totused); 754. if(page_line("") || page_line(buf)) 755. goto quit; 756. set_pager(1); 757. return(0); 758. quit: 759. set_pager(2); 760. return(0); 761. } 762. 763. static 764. getprice(obj) register struct obj *obj; { 765. register int tmp, ac; 766. switch(obj->olet){ 767. case AMULET_SYM: 768. tmp = rn1(1500, 3500); 769. break; 770. case TOOL_SYM: 771. switch(obj->otyp) { 772. case EXPENSIVE_CAMERA: tmp = rn1(400, 200); 773. break; 774. #ifdef MARKER 775. case MAGIC_MARKER: tmp = rn1(100,50); 776. break; 777. #endif 778. #ifdef WALKIES 779. case LEASH: tmp = rn1(40,20); 780. break; 781. #endif 782. #ifdef RPH 783. case BLINDFOLD: tmp = rn1(40,20); 784. break; 785. case MIRROR: tmp = rn1(80,40); 786. break; 787. #endif 788. case STETHOSCOPE: tmp = rn1(100,80); 789. break; 790. case CAN_OPENER: tmp = rn1(50,30); 791. break; 792. default: tmp = rn1(20,10); 793. break; 794. } 795. break; 796. case RING_SYM: 797. tmp = rn1(200,100); 798. break; 799. case WAND_SYM: 800. tmp = rn1(300,150); 801. break; 802. case SCROLL_SYM: 803. #ifdef MAIL 804. if(obj->otyp == SCR_MAIL) 805. tmp = rn1(5,5); 806. else 807. #endif 808. tmp = rn1(200,100); 809. break; 810. case POTION_SYM: 811. tmp = rn1(200,100); 812. break; 813. #ifdef SPELLS 814. case SPBOOK_SYM: 815. tmp = rn1(500,500); 816. break; 817. #endif 818. case FOOD_SYM: 819. 820. tmp = (2000+objects[obj->otyp].nutrition)/realhunger(); 821. tmp = rn1((tmp < 10) ? 10 : tmp, 822. objects[obj->otyp].nutrition/20 + 5); 823. break; 824. case GEM_SYM: 825. tmp = rn1(120,60); 826. break; 827. case ARMOR_SYM: 828. ac = ARM_BONUS(obj); 829. if(ac <= -10) /* probably impossible */ 830. ac = -9; 831. tmp = ac*ac+10*rn1(10+ac,10); 832. break; 833. case WEAPON_SYM: 834. if(obj->otyp < BOOMERANG) 835. tmp = rn1(4,2); 836. else if(obj->otyp == BOOMERANG || 837. obj->otyp == DAGGER || 838. obj->otyp == CLUB || 839. obj->otyp == SLING) 840. tmp = rn1(50,50); 841. else if(obj->otyp == KATANA) 842. tmp = rn1(700,800); 843. else if(obj->otyp == LONG_SWORD || 844. obj->otyp == TWO_HANDED_SWORD || 845. obj->otyp == BROAD_SWORD) 846. tmp = rn1(500,500); 847. else tmp = rn1(150,100); 848. break; 849. case CHAIN_SYM: 850. pline("Strange ..., carrying a chain?"); 851. case BALL_SYM: 852. tmp = 10; 853. break; 854. default: 855. tmp = 10000; 856. } 857. return(tmp); 858. } 859. 860. static 861. realhunger(){ /* not completely foolproof */ 862. register tmp = u.uhunger; 863. register struct obj *otmp = invent; 864. while(otmp){ 865. if(otmp->olet == FOOD_SYM && !otmp->unpaid) 866. tmp += objects[otmp->otyp].nutrition; 867. otmp = otmp->nobj; 868. } 869. return((tmp <= 0) ? 1 : tmp); 870. } 871. 872. shkcatch(obj) 873. register struct obj *obj; 874. { 875. register struct monst *shkp = shopkeeper; 876. 877. if(u.uinshop && shkp && !shkp->mfroz && !shkp->msleep && 878. u.dx && u.dy && 879. inroom(u.ux+u.dx, u.uy+u.dy) + 1 == u.uinshop && 880. shkp->mx == ESHK(shkp)->shk.x && shkp->my == ESHK(shkp)->shk.y && 881. u.ux == ESHK(shkp)->shd.x && u.uy == ESHK(shkp)->shd.y) { 882. pline("%s nimbly catches the %s.", Monnam(shkp), xname(obj)); 883. obj->nobj = shkp->minvent; 884. shkp->minvent = obj; 885. return(1); 886. } 887. return(0); 888. } 889. 890. /* 891. * shk_move: return 1: he moved 0: he didnt -1: let m_move do it 892. */ 893. shk_move(shkp) 894. register struct monst *shkp; 895. { 896. register struct monst *mtmp; 897. register struct permonst *mdat = shkp->data; 898. register xchar gx,gy,omx,omy,nx,ny,nix,niy; 899. register schar appr,i; 900. register int udist; 901. int z; 902. schar shkroom,chi,chcnt,cnt; 903. boolean uondoor, satdoor, avoid, badinv; 904. coord poss[9]; 905. long info[9]; 906. struct obj *ib = 0; 907. 908. omx = shkp->mx; 909. omy = shkp->my; 910. 911. if((udist = dist(omx,omy)) < 3) { 912. if(ANGRY(shkp)) { 913. (void) hitu(shkp, d(mdat->damn, mdat->damd)+1); 914. return(0); 915. } 916. if(ESHK(shkp)->following) { 917. if(strncmp(ESHK(shkp)->customer, plname, PL_NSIZ)){ 918. pline("Hello %s! I was looking for %s.", 919. plname, ESHK(shkp)->customer); 920. ESHK(shkp)->following = 0; 921. return(0); 922. } 923. if(!ESHK(shkp)->robbed) { /* impossible? */ 924. ESHK(shkp)->following = 0; 925. return(0); 926. } 927. if(moves > followmsg+4) { 928. pline("Hello %s! Didn't you forget to pay?", 929. plname); 930. followmsg = moves; 931. #ifdef HARD 932. if (!rn2(5)) { 933. pline ("%s doesn't like customers who don't pay.", Monnam(shkp)); 934. NOTANGRY(shkp) = 0; 935. } 936. #endif 937. } 938. if(udist < 2) 939. return(0); 940. } 941. } 942. 943. shkroom = inroom(omx,omy); 944. appr = 1; 945. gx = ESHK(shkp)->shk.x; 946. gy = ESHK(shkp)->shk.y; 947. satdoor = (gx == omx && gy == omy); 948. if(ESHK(shkp)->following || ((z = holetime()) >= 0 && z*z <= udist)){ 949. gx = u.ux; 950. gy = u.uy; 951. if(shkroom < 0 || shkroom != inroom(u.ux,u.uy)) 952. if(udist > 4) 953. return(-1); /* leave it to m_move */ 954. } else if(ANGRY(shkp)) { 955. long saveBlind = Blinded; 956. long saveBlindf = Blindfolded; 957. Blinded = Blindfolded = 0; 958. if(shkp->mcansee && !Invis && cansee(omx,omy)) { 959. gx = u.ux; 960. gy = u.uy; 961. } 962. Blinded = saveBlind; 963. Blindfolded = saveBlindf; 964. avoid = FALSE; 965. } else { 966. #define GDIST(x,y) ((x-gx)*(x-gx)+(y-gy)*(y-gy)) 967. if(Invis) 968. avoid = FALSE; 969. else { 970. uondoor = (u.ux == ESHK(shkp)->shd.x && 971. u.uy == ESHK(shkp)->shd.y); 972. if(uondoor) { 973. if(ESHK(shkp)->billct) 974. pline("Hello %s! Will you please pay before leaving?", 975. plname); 976. badinv = (carrying(PICK_AXE) || carrying(ICE_BOX)); 977. if(satdoor && badinv) 978. return(0); 979. avoid = !badinv; 980. } else { 981. avoid = (u.uinshop && dist(gx,gy) > 8); 982. badinv = FALSE; 983. } 984. 985. if(((!ESHK(shkp)->robbed && !ESHK(shkp)->billct) || avoid) 986. && GDIST(omx,omy) < 3){ 987. if(!badinv && !online(omx,omy)) 988. return(0); 989. if(satdoor) 990. appr = gx = gy = 0; 991. } 992. } 993. } 994. if(omx == gx && omy == gy) 995. return(0); 996. if(shkp->mconf) { 997. avoid = FALSE; 998. appr = 0; 999. } 1000. nix = omx; 1001. niy = omy; 1002. cnt = mfndpos(shkp,poss,info,ALLOW_SSM); 1003. if(avoid && uondoor) { /* perhaps we cannot avoid him */ 1004. for(i=0; i<cnt; i++) 1005. if(!(info[i] & NOTONL)) goto notonl_ok; 1006. avoid = FALSE; 1007. notonl_ok: 1008. ; 1009. } 1010. chi = -1; 1011. chcnt = 0; 1012. for(i=0; i<cnt; i++){ 1013. nx = poss[i].x; 1014. ny = poss[i].y; 1015. if(levl[nx][ny].typ == ROOM 1016. || shkroom != ESHK(shkp)->shoproom 1017. || ESHK(shkp)->following) { 1018. #ifdef STUPID 1019. /* cater for stupid compilers */ 1020. register int zz; 1021. #endif 1022. if(uondoor && (ib = sobj_at(ICE_BOX, nx, ny))) { 1023. nix = nx; niy = ny; chi = i; break; 1024. } 1025. if(avoid && (info[i] & NOTONL)) 1026. continue; 1027. if((!appr && !rn2(++chcnt)) || 1028. #ifdef STUPID 1029. (appr && (zz = GDIST(nix,niy)) && zz > GDIST(nx,ny)) 1030. #else 1031. (appr && GDIST(nx,ny) < GDIST(nix,niy)) 1032. #endif 1033. ) { 1034. nix = nx; 1035. niy = ny; 1036. chi = i; 1037. } 1038. } 1039. } 1040. if(nix != omx || niy != omy){ 1041. if(info[chi] & ALLOW_M){ 1042. mtmp = m_at(nix,niy); 1043. if(hitmm(shkp,mtmp) == 1 && rn2(3) && 1044. hitmm(mtmp,shkp) == 2) return(2); 1045. return(0); 1046. } else if(info[chi] & ALLOW_U){ 1047. (void) hitu(shkp, d(mdat->damn, mdat->damd)+1); 1048. return(0); 1049. } 1050. shkp->mx = nix; 1051. shkp->my = niy; 1052. pmon(shkp); 1053. if(ib) { 1054. freeobj(ib); 1055. mpickobj(shkp, ib); 1056. } 1057. return(1); 1058. } 1059. return(0); 1060. } 1061. #endif /* QUEST /**/ 1062. 1063. online(x,y) /* New version to speed things up. 1064. * Compiler dependant, may not always work. 1065. */ 1066. register xchar x, y; 1067. { 1068. return((x-=u.ux) == 0 || (y-=u.uy) == 0 || x == y || (x+=y) == 0); 1069. } 1070. 1071. /* Original version, just in case... 1072. *online(x,y) { 1073. * return(x==u.ux || y==u.uy || (x-u.ux)*(x-u.ux) == (y-u.uy)*(y-u.uy)); 1074. *} 1075. */ 1076. 1077. /* Does this monster follow me downstairs? */ 1078. follower(mtmp) 1079. register struct monst *mtmp; 1080. { 1081. return( mtmp->mtame || index("1TVWZi&, ", mtmp->data->mlet) || 1082. (mtmp->isshk && ESHK(mtmp)->following) ); 1083. } 1084. 1085. /* He is digging in the shop. */ 1086. shopdig(fall) 1087. register int fall; 1088. { 1089. if(!fall) { 1090. if(u.utraptype == TT_PIT) 1091. pline("\"Be careful, sir, or you might fall through the floor.\""); 1092. else 1093. pline("\"Please, do not damage the floor here.\""); 1094. } else if(dist(shopkeeper->mx, shopkeeper->my) < 3) { 1095. register struct obj *obj, *obj2; 1096. 1097. pline("%s grabs your backpack!", shkname(shopkeeper)); 1098. for(obj = invent; obj; obj = obj2) { 1099. obj2 = obj->nobj; 1100. if(obj->owornmask) continue; 1101. freeinv(obj); 1102. obj->nobj = shopkeeper->minvent; 1103. shopkeeper->minvent = obj; 1104. if(obj->unpaid) 1105. subfrombill(obj); 1106. } 1107. } 1108. }
