| abstract
| - Below is the full text to options.c from the source code of NetHack 2.2a. To link to a particular line, write [[NetHack 2.2a/options.c#line123]], for example. Warning! This is the source code from an old release. For the latest release, see Source code 1. /* SCCS Id: @(#)options.c 2.0 87/09/14 2. /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3. 4. #include "config.h" 5. #include "hack.h" 6. extern char *eos(); 7. #ifdef SORTING 8. static boolean set_order; 9. #endif 10. 11. initoptions() 12. { 13. register char *opts; 14. extern char *getenv(); 15. 16. flags.time = flags.nonews = flags.notombstone = flags.end_own = 17. flags.standout = flags.nonull = FALSE; 18. flags.no_rest_on_space = TRUE; 19. flags.invlet_constant = TRUE; 20. flags.end_top = 5; 21. flags.end_around = 4; 22. flags.female = FALSE; /* players are usually male */ 23. #ifdef SORTING 24. flags.sortpack = TRUE; 25. #endif 26. #ifdef SAFE_ATTACK 27. flags.confirm = TRUE; 28. #endif 29. #ifdef DGKMOD 30. flags.silent = flags.pickup = TRUE; 31. #endif 32. #ifdef DGK 33. flags.IBMBIOS = flags.DECRainbow = flags.rawio = FALSE; 34. read_config_file(); 35. #endif 36. #ifdef HACKOPTIONS 37. if(opts = getenv("HACKOPTIONS")) 38. parseoptions(opts,TRUE); 39. #endif 40. } 41. 42. parseoptions(opts, from_env) 43. register char *opts; 44. boolean from_env; 45. { 46. register char *op,*op2; 47. unsigned num; 48. boolean negated; 49. 50. if(op = index(opts, ',')) { 51. *op++ = 0; 52. parseoptions(op, from_env); 53. } 54. if(op = index(opts, ' ')) { 55. op2 = op; 56. while(*op++) 57. if(*op != ' ') *op2++ = *op; 58. } 59. if(!*opts) return; 60. negated = FALSE; 61. while((*opts == '!') || !strncmp(opts, "no", 2)) { 62. if(*opts == '!') opts++; else opts += 2; 63. negated = !negated; 64. } 65. 66. #ifndef DGK 67. if(!strncmp(opts,"standout",4)) { 68. flags.standout = !negated; 69. return; 70. } 71. 72. if(!strncmp(opts,"null",4)) { 73. flags.nonull = negated; 74. return; 75. } 76. 77. if(!strncmp(opts,"tombstone",4)) { 78. flags.notombstone = negated; 79. return; 80. } 81. 82. if(!strncmp(opts,"news",4)) { 83. flags.nonews = negated; 84. return; 85. } 86. #endif 87. 88. #ifdef SAFE_ATTACK 89. if (!strncmp(opts, "conf", 4)) { 90. flags.confirm = !negated; 91. return; 92. } 93. 94. #endif 95. #ifdef DGKMOD 96. if (!strncmp(opts, "sile", 4)) { 97. flags.silent = !negated; 98. return; 99. } 100. 101. if (!strncmp(opts, "pick", 4)) { 102. flags.pickup = !negated; 103. return; 104. } 105. #endif 106. #ifdef DGK 107. if (!strncmp(opts, "IBMB", 4)) { 108. flags.IBMBIOS = !negated; 109. return; 110. } 111. 112. if (!strncmp(opts, "rawi", 4)) { 113. if (from_env) 114. flags.rawio = !negated; 115. else 116. pline("'rawio' only settable from %s.", configfile); 117. return; 118. } 119. 120. if (!strncmp(opts, "DECR", 4)) { 121. flags.DECRainbow = !negated; 122. return; 123. } 124. #endif 125. 126. #ifdef SORTING 127. if (!strncmp(opts, "sort", 4)) { 128. flags.sortpack = !negated; 129. return; 130. } 131. 132. /* 133. * the order to list the pack 134. */ 135. if (!strncmp(opts,"packorder",4)) { 136. register char *sp, *tmp; 137. extern char inv_order[]; 138. int tmpend; 139. 140. op = index(opts,':'); 141. if(!op) goto bad; 142. op++; /* skip : */ 143. 144. /* Missing characters in new order are filled in at the end 145. * from inv_order. 146. */ 147. for (sp = op; *sp; sp++) 148. if (!index(inv_order, *sp)) 149. goto bad; /* bad char in order */ 150. else if (index(sp + 1, *sp)) 151. goto bad; /* dup char in order */ 152. tmp = (char *) alloc(strlen(inv_order) + 1); 153. (void) strcpy(tmp, op); 154. for (sp = inv_order, tmpend = strlen(tmp); *sp; sp++) 155. if (!index(tmp, *sp)) { 156. tmp[tmpend++] = *sp; 157. tmp[tmpend] = 0; 158. } 159. (void) strcpy(inv_order, tmp); 160. free(tmp); 161. set_order = TRUE; 162. return; 163. } 164. #endif 165. 166. if(!strncmp(opts,"time",4)) { 167. flags.time = !negated; 168. flags.botl = 1; 169. return; 170. } 171. 172. if(!strncmp(opts,"restonspace",4)) { 173. flags.no_rest_on_space = negated; 174. return; 175. } 176. 177. if(!strncmp(opts,"fixinv",4)) { 178. flags.invlet_constant = !negated; 179. if(!from_env && flags.invlet_constant) reassign (); 180. return; 181. } 182. 183. if(!strncmp(opts,"male",4)) { 184. #ifdef KAA 185. if(!from_env && flags.female != negated) 186. pline("That is not anatomically possible."); 187. else 188. #endif 189. flags.female = negated; 190. return; 191. } 192. if(!strncmp(opts,"female",6)) { 193. #ifdef KAA 194. if(!from_env && flags.female == negated) 195. pline("That is not anatomically possible."); 196. else 197. #endif 198. flags.female = !negated; 199. return; 200. } 201. 202. /* name:string */ 203. if(!strncmp(opts,"name",4)) { 204. extern char plname[PL_NSIZ]; 205. if(!from_env) { 206. #ifdef DGK 207. pline("'name' only settable from %s.", configfile); 208. #else 209. pline("The playername can be set only from HACKOPTIONS."); 210. #endif 211. return; 212. } 213. op = index(opts,':'); 214. if(!op) goto bad; 215. nmcpy(plname, op+1, sizeof(plname)-1); 216. return; 217. } 218. 219. #ifdef GRAPHICS 220. /* graphics:string */ 221. if(!strncmp(opts,"graphics",4)) { 222. if(!from_env) { 223. #ifdef DGK 224. pline("'graphics' only settable from %s.", configfile); 225. #else 226. pline("The graphics string can be set only from HACKOPTIONS."); 227. #endif 228. return; 229. } 230. op = index(opts,':'); 231. if(!op) 232. goto bad; 233. else 234. opts = op + 1; 235. /* 236. * You could have problems here if you configure FOUNTAINS, SPIDERS or NEWCLASS 237. * in or out and forget to change the tail entries in your graphics string. 238. */ 239. #define SETPCHAR(f, n) showsyms.f = (strlen(opts) > n) ? opts[n] : defsyms.f 240. SETPCHAR(stone, 0); 241. SETPCHAR(vwall, 1); 242. SETPCHAR(hwall, 2); 243. SETPCHAR(tlcorn, 3); 244. SETPCHAR(trcorn, 4); 245. SETPCHAR(blcorn, 5); 246. SETPCHAR(brcorn, 6); 247. SETPCHAR(door, 7); 248. SETPCHAR(room, 8); 249. SETPCHAR(corr, 9); 250. SETPCHAR(upstair, 10); 251. SETPCHAR(dnstair, 11); 252. SETPCHAR(trap, 12); 253. #ifdef FOUNTAINS 254. SETPCHAR(pool, 13); 255. SETPCHAR(fountain, 14); 256. #endif 257. #ifdef NEWCLASS 258. SETPCHAR(throne, 15); 259. #endif 260. #ifdef SPIDERS 261. SETPCHAR(web, 16); 262. #endif 263. #undef SETPCHAR 264. return; 265. } 266. #endif /* GRAPHICS */ 267. 268. /* endgame:5t[op] 5a[round] o[wn] */ 269. if(!strncmp(opts,"endgame",3)) { 270. op = index(opts,':'); 271. if(!op) goto bad; 272. op++; 273. while(*op) { 274. num = 1; 275. if(digit(*op)) { 276. num = atoi(op); 277. while(digit(*op)) op++; 278. } else 279. if(*op == '!') { 280. negated = !negated; 281. op++; 282. } 283. switch(*op) { 284. case 't': 285. flags.end_top = num; 286. break; 287. case 'a': 288. flags.end_around = num; 289. break; 290. case 'o': 291. flags.end_own = !negated; 292. break; 293. default: 294. goto bad; 295. } 296. while(letter(*++op)) ; 297. if(*op == '/') op++; 298. } 299. return; 300. } 301. #ifdef DOGNAME 302. if(!strncmp(opts, "dogname", 3)) { 303. extern char dogname[]; 304. op = index(opts, ':'); 305. if (!op) goto bad; 306. nmcpy(dogname, ++op, 62); 307. return; 308. } 309. #endif /* DOGNAME */ 310. bad: 311. if(!from_env) { 312. if(!strncmp(opts, "help", 4)) { 313. option_help(); 314. return; 315. } 316. pline("Bad option: %s. Type `O help' for help.", opts); 317. return; 318. } 319. #ifdef DGK 320. printf("Bad syntax in OPTIONS in %s.", configfile); 321. #else 322. puts("Bad syntax in HACKOPTIONS."); 323. puts("Use for example:"); 324. puts( 325. "HACKOPTIONS=\"!restonspace,notombstone,endgame:own/5 topscorers/4 around me\"" 326. ); 327. #endif 328. getret(); 329. } 330. 331. doset() 332. { 333. char buf[BUFSZ]; 334. #ifdef SORTING 335. extern char inv_order[]; 336. #endif 337. 338. pline("What options do you want to set? "); 339. getlin(buf); 340. if(!buf[0] || buf[0] == '\033') { 341. #ifdef DGK 342. (void) strcpy(buf,"OPTIONS="); 343. #else 344. (void) strcpy(buf,"HACKOPTIONS="); 345. (void) strcat(buf, flags.female ? "female," : "male,"); 346. if(flags.standout) (void) strcat(buf,"standout,"); 347. if(flags.nonull) (void) strcat(buf,"nonull,"); 348. if(flags.nonews) (void) strcat(buf,"nonews,"); 349. if(flags.notombstone) (void) strcat(buf,"notombstone,"); 350. if(flags.no_rest_on_space) (void) strcat(buf,"!rest_on_space,"); 351. #endif 352. #ifdef SORTING 353. if (flags.sortpack) (void) strcat(buf,"sortpack,"); 354. if (set_order){ 355. (void) strcat(buf, "packorder: "); 356. (void) strcat(buf, inv_order); 357. (void) strcat(buf, ","); 358. } 359. #endif 360. #ifdef SAFE_ATTACK 361. if (flags.confirm) (void) strcat(buf,"confirm,"); 362. #endif 363. #ifdef DGKMOD 364. if (flags.pickup) (void) strcat(buf,"pickup,"); 365. if (flags.silent) (void) strcat(buf,"silent,"); 366. #endif 367. #ifdef DGK 368. if (flags.rawio) (void) strcat(buf,"rawio,"); 369. if (flags.IBMBIOS) (void) strcat(buf,"IBMBIOS,"); 370. if (flags.DECRainbow) (void) strcat(buf,"DECRainbow,"); 371. #endif 372. if(flags.time) (void) strcat(buf,"time,"); 373. if(flags.end_top != 5 || flags.end_around != 4 || flags.end_own){ 374. (void) sprintf(eos(buf), "endgame: %u topscores/%u around me", 375. flags.end_top, flags.end_around); 376. if(flags.end_own) (void) strcat(buf, "/own scores"); 377. } else { 378. register char *eop = eos(buf); 379. if(*--eop == ',') *eop = 0; 380. } 381. pline(buf); 382. } else 383. parseoptions(buf, FALSE); 384. 385. return(0); 386. } 387. 388. #ifdef DGKMOD 389. dotogglepickup() { 390. flags.pickup = !flags.pickup; 391. pline("Pickup: %s.", flags.pickup ? "ON" : "OFF"); 392. return (0); 393. } 394. #endif 395. 396. nmcpy(dest, source, maxlen) 397. char *dest, *source; 398. int maxlen; 399. { 400. char *cs, *cd; 401. int count; 402. 403. cd = dest; 404. cs = source; 405. for(count = 1; count < maxlen; count++) { 406. if(*cs == ',') break; 407. *cd++ = *cs++; 408. } 409. *cd = 0; 410. } 411. 412. #ifdef SORTING 413. char *packorder = 414. # ifdef SPELLS 415. "\")[%?+/=!(*0"; 416. # else 417. "\")[%?/=!(*0"; 418. # endif 419. #endif 420. #define Page_line(x) if(page_line(x)) goto quit 421. 422. option_help() { 423. char buf[BUFSZ]; 424. 425. set_pager(0); 426. (void) sprintf(buf, " Net%s Options Help:", 427. #ifndef QUEST 428. "Hack"); 429. #else 430. "Quest); 431. #endif 432. if(page_line("") || page_line(buf) || page_line("")) goto quit; 433. 434. #ifdef DGK 435. (void) sprintf(buf, "To set options use OPTIONS= in %s", configfile); 436. Page_line(buf); 437. #else 438. Page_line("To set options use `HACKOPTIONS=\"\"' in your environment"); 439. #endif 440. 441. Page_line("or give the command \"O\" followed by the line while playing."); 442. Page_line("Here is a list of options separated by commas."); 443. Page_line(""); 444. 445. #ifdef DGK 446. Page_line("Boolean options are confirm, pickup, rawio, silent, sortpack, time, IBMBIOS,") 447. Page_line("and DECRainbow. These can be negated by prefixing them with '!' or \"no\"."); 448. #else 449. Page_line("Boolean options are rest_on_space, news, time, null tombstone, and (fe)male,"); 450. Page_line("These can be negated by prefixing them with '!' or \"no\"."); 451. #endif 452. Page_line(""); 453. 454. Page_line("The compound options are `name', (eg. name:Merlin-W,),"); 455. #ifdef DOGNAME 456. Page_line("`dogname', the name of your (first) dog (eg. dogname:Fang,),"); 457. #endif 458. 459. #ifdef SORTING 460. Page_line("`packorder'; the order that items should appear in your pack"); 461. (void)sprintf(buf, "(the default is: packorder:%s ), ", packorder); 462. Page_line(buf); 463. #endif 464. 465. #ifdef GRAPHICS 466. Page_line("`endgame', and `graphics'."); 467. #else 468. Page_line("and `endgame'."); 469. #endif 470. Page_line(""); 471. 472. Page_line("The `endgame' option is followed by a description of which parts of"); 473. Page_line("the scorelist you wish to see. You might for example say:"); 474. Page_line(""); 475. Page_line("\"endgame:own scores/5 top scores/4 around my score\"."); 476. 477. set_pager(1); 478. return; 479. quit: 480. set_pager(2); 481. return; 482. }
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