Source:NetHack 2.2a/options.c

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. }