xref: /dragonfly/games/hack/hack.h (revision 560e4370)
1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.h - version 1.0.3 */
3 
4 #include "config.h"
5 #include <fcntl.h>
6 #include <signal.h>
7 #include <stdarg.h>
8 #include <stdbool.h>
9 #include <stdio.h>
10 #include <stdlib.h>
11 #include <string.h>
12 #include <unistd.h>
13 
14 #include "def.objclass.h"
15 
16 typedef struct {
17 	xchar x, y;
18 } coord;
19 
20 #include "def.monst.h"	/* uses coord */
21 #include "def.gold.h"
22 #include "def.trap.h"
23 #include "def.obj.h"
24 #include "def.flag.h"
25 #include "def.mkroom.h"
26 #include "def.wseg.h"
27 
28 #define	plur(x)	(((x) == 1) ? "" : "s")
29 
30 #define	BUFSZ	256	/* for getlin buffers */
31 #define	PL_NSIZ	32	/* name of player, ghost, shopkeeper */
32 
33 #include "def.rm.h"
34 #include "def.permonst.h"
35 
36 extern xchar xdnstair, ydnstair, xupstair, yupstair; /* stairs up and down. */
37 
38 #define	newstring(x)	alloc((unsigned)(x))
39 #include "hack.onames.h"
40 
41 #define	ON	1
42 #define	OFF	0
43 
44 extern struct obj *invent, *uwep, *uarm, *uarm2, *uarmh, *uarms, *uarmg,
45 	*uleft, *uright, *fcobj;
46 extern struct obj *uchain;	/* defined iff PUNISHED */
47 extern struct obj *uball;	/* defined if PUNISHED */
48 
49 struct prop {
50 #define	TIMEOUT		007777	/* mask */
51 #define	LEFT_RING	W_RINGL	/* 010000L */
52 #define	RIGHT_RING	W_RINGR	/* 020000L */
53 #define	INTRINSIC	040000L
54 #define	LEFT_SIDE	LEFT_RING
55 #define	RIGHT_SIDE	RIGHT_RING
56 #define	BOTH_SIDES	(LEFT_SIDE | RIGHT_SIDE)
57 	long p_flgs;
58 	void (*p_tofn)(void);	/* called after timeout */
59 };
60 
61 struct you {
62 	xchar ux, uy;
63 	schar dx, dy, dz;	/* direction of move (or zap or ... ) */
64 #ifdef QUEST
65 	schar di;		/* direction of FF */
66 	xchar ux0, uy0;		/* initial position FF */
67 #endif /* QUEST */
68 	xchar udisx, udisy;	/* last display pos */
69 	char usym;		/* usually '@' */
70 	schar uluck;
71 #define	LUCKMAX		10	/* on moonlit nights 11 */
72 #define	LUCKMIN		(-10)
73 	int last_str_turn:3;	/* 0: none, 1: half turn, 2: full turn */
74 				/* +: turn right, -: turn left */
75 	unsigned udispl:1;	/* @ on display */
76 	unsigned ulevel:4;	/* 1 - 14 */
77 #ifdef QUEST
78 	unsigned uhorizon:7;
79 #endif /* QUEST */
80 	unsigned utrap:3;	/* trap timeout */
81 	unsigned utraptype:1;	/* defined if utrap nonzero */
82 #define	TT_BEARTRAP	0
83 #define	TT_PIT		1
84 	unsigned uinshop:6;	/* used only in shk.c - (roomno+1) of shop */
85 
86 
87 /* perhaps these #define's should also be generated by makedefs */
88 #define	TELEPAT		LAST_RING		/* not a ring */
89 #define	Telepat		u.uprops[TELEPAT].p_flgs
90 #define	FAST		(LAST_RING+1)		/* not a ring */
91 #define	Fast		u.uprops[FAST].p_flgs
92 #define	CONFUSION	(LAST_RING+2)		/* not a ring */
93 #define	Confusion	u.uprops[CONFUSION].p_flgs
94 #define	INVIS		(LAST_RING+3)		/* not a ring */
95 #define	Invis		u.uprops[INVIS].p_flgs
96 #define	Invisible	(Invis && !See_invisible)
97 #define	GLIB		(LAST_RING+4)		/* not a ring */
98 #define	Glib		u.uprops[GLIB].p_flgs
99 #define	PUNISHED	(LAST_RING+5)		/* not a ring */
100 #define	Punished	u.uprops[PUNISHED].p_flgs
101 #define	SICK		(LAST_RING+6)		/* not a ring */
102 #define	Sick		u.uprops[SICK].p_flgs
103 #define	BLIND		(LAST_RING+7)		/* not a ring */
104 #define	Blind		u.uprops[BLIND].p_flgs
105 #define	WOUNDED_LEGS	(LAST_RING+8)		/* not a ring */
106 #define	Wounded_legs	u.uprops[WOUNDED_LEGS].p_flgs
107 #define	STONED		(LAST_RING+9)		/* not a ring */
108 #define	Stoned		u.uprops[STONED].p_flgs
109 #define	PROP(x)		(x-RIN_ADORNMENT)       /* convert ring to index in uprops */
110 	unsigned umconf:1;
111 	const char *usick_cause;
112 	struct prop uprops[LAST_RING+10];
113 
114 	unsigned uswallow:1;		/* set if swallowed by a monster */
115 	unsigned uswldtim:4;		/* time you have been swallowed */
116 	unsigned uhs:3;			/* hunger state - see hack.eat.c */
117 	schar ustr, ustrmax;
118 	schar udaminc;
119 	schar uac;
120 	int uhp, uhpmax;
121 	long int ugold, ugold0, uexp, urexp;
122 	int uhunger;			/* refd only in eat.c and shk.c */
123 	int uinvault;
124 	struct monst *ustuck;
125 	int nr_killed[CMNUM+2];		/* used for experience bookkeeping */
126 };
127 
128 extern struct you u;
129 
130 extern const char *traps[];
131 extern char vowels[];
132 
133 extern xchar curx, cury;	/* cursor location on screen */
134 
135 extern coord bhitpos;	/* place where thrown weapon falls to the ground */
136 
137 extern xchar seehx, seelx, seehy, seely; /* where to see*/
138 extern const char *save_cm, *killer, *nomovemsg;
139 
140 extern xchar dlevel, maxdlevel; /* dungeon level */
141 
142 extern long moves;
143 
144 extern int multi;
145 
146 extern char lock[];
147 
148 extern const char *occtxt;
149 extern const char *hu_stat[];
150 
151 #define	DIST(x1,y1,x2,y2)	(((x1)-(x2))*((x1)-(x2)) + ((y1)-(y2))*((y1)-(y2)))
152 
153 #define	PL_CSIZ		20	/* sizeof pl_character */
154 #define	MAX_CARR_CAP	120	/* so that boulders can be heavier */
155 #define	MAXLEVEL	40
156 #define	FAR	(COLNO+2)	/* position outside screen */
157 
158 extern schar xdir[], ydir[];
159 extern int hackpid, locknum, doorindex, done_stopprint;
160 extern char mlarge[], pl_character[PL_CSIZ], genocided[60], fut_geno[60];
161 extern char *hname, morc, plname[PL_NSIZ], sdir[];
162 extern boolean level_exists[], restoring, in_mklev;
163 extern struct permonst pm_eel, pm_ghost;
164 extern void (*afternmv)(void);
165 extern struct monst *mydogs;
166 extern bool (*occupation)(void);
167 
168 /* Non-static function prototypes */
169 
170 /* alloc.c */
171 void	*alloc(size_t);
172 
173 /* hack.apply.c */
174 int	doapply(void);
175 int	holetime(void);
176 void	dighole(void);
177 
178 /* hack.bones.c */
179 void	savebones(void);
180 int	getbones(void);
181 
182 /* hack.c */
183 void	unsee(void);
184 void	seeoff(bool);
185 void	domove(void);
186 int	dopickup(void);
187 void	pickup(int);
188 void	lookaround(void);
189 bool	monster_nearby(void);
190 bool	cansee(xchar, xchar);
191 int	sgn(int);
192 void	setsee(void);
193 void	nomul(int);
194 int	abon(void);
195 int	dbon(void);
196 void	losestr(int);
197 void	losehp(int, const char *);
198 void	losehp_m(int, struct monst *);
199 void	losexp(void);
200 int	inv_weight(void);
201 long	newuexp(void);
202 
203 /* hack.cmd.c */
204 void	rhack(const char *);
205 bool	movecmd(char);
206 bool	getdir(bool);
207 void	confdir(void);
208 #ifdef QUEST
209 void	finddir(void);
210 #endif
211 bool	isok(int, int);
212 
213 /* hack.do.c */
214 int		 dodrop(void);
215 void		 dropx(struct obj *);
216 int		 doddrop(void);
217 int		 dodown(void);
218 int		 doup(void);
219 void		 goto_level(int, bool);
220 int		 donull(void);
221 int		 dopray(void);
222 int		 dothrow(void);
223 struct obj	*splitobj(struct obj *, int);
224 void		 more_experienced(int, int);
225 void		 set_wounded_legs(long, int);
226 void		 heal_legs(void);
227 
228 /* hack.do_name.c */
229 coord	 getpos(int, const char *);
230 int	 do_mname(void);
231 int	 ddocall(void);
232 void	 docall(struct obj *);
233 char	*monnam(struct monst *);
234 char	*Monnam(struct monst *);
235 char	*amonnam(struct monst *, const char *);
236 char	*Amonnam(struct monst *, const char *);
237 char	*Xmonnam(struct monst *);
238 
239 /* hack.do_wear.c */
240 int		 doremarm(void);
241 int		 doremring(void);
242 bool		 armoroff(struct obj *);
243 int		 doweararm(void);
244 int		 dowearring(void);
245 void		 ringoff(struct obj *);
246 void		 find_ac(void);
247 void		 glibr(void);
248 struct obj	*some_armor(void);
249 void		 corrode_armor(void);
250 
251 /* hack.dog.c */
252 void	makedog(void);
253 void	losedogs(void);
254 void	keepdogs(void);
255 void	fall_down(struct monst *);
256 int	dog_move(struct monst *, int);
257 int	inroom(xchar, xchar);
258 bool	tamedog(struct monst *, struct obj *);
259 
260 /* hack.eat.c */
261 void	init_uhunger(void);
262 int	doeat(void);
263 void	gethungry(void);
264 void	morehungry(int);
265 void	lesshungry(int);
266 bool	poisonous(struct obj *);
267 
268 /* hack.end.c */
269 void	 done1(int);
270 void	 done_in_by(struct monst *);
271 void	 done(const char *);
272 void	 clearlocks(void);
273 #ifdef NOSAVEONHANGUP
274 void	 hangup(int) __dead2;
275 #endif
276 char	*eos(char *);
277 void	 charcat(char *, char);
278 void	 prscore(int, char **);
279 
280 /* hack.engrave.c */
281 bool	sengr_at(const char *, xchar, xchar);
282 void	u_wipe_engr(int);
283 void	wipe_engr_at(xchar, xchar, xchar);
284 void	read_engr_at(int, int);
285 void	make_engr_at(int, int, const char *);
286 int	doengrave(void);
287 void	save_engravings(int);
288 void	rest_engravings(int);
289 
290 /* hack.fight.c */
291 int	hitmm(struct monst *, struct monst *);
292 void	mondied(struct monst *);
293 int	fightm(struct monst *);
294 bool	thitu(int, int, const char *);
295 bool	hmon(struct monst *, struct obj *, int);
296 bool	attack(struct monst *);
297 
298 /* hack.invent.c */
299 struct obj	*addinv(struct obj *);
300 void		 useup(struct obj *);
301 void		 freeinv(struct obj *);
302 void		 delobj(struct obj *);
303 void		 freeobj(struct obj *);
304 void		 freegold(struct gold *);
305 void		 deltrap(struct trap *);
306 struct monst	*m_at(int, int);
307 struct obj	*o_at(int, int);
308 struct obj	*sobj_at(int, int, int);
309 bool		 carried(struct obj *);
310 bool		 carrying(int);
311 struct obj	*o_on(unsigned int, struct obj *);
312 struct trap	*t_at(int, int);
313 struct gold	*g_at(int, int);
314 struct obj	*getobj(const char *, const char *);
315 int		 ggetobj(const char *, int (*)(struct obj *), int);
316 int		 askchain(struct obj *, char *, int, int (*)(struct obj *),
317 			  bool (*)(struct obj *), int);
318 void		 prinv(struct obj *);
319 int		 ddoinv(void);
320 int		 dotypeinv(void);
321 int		 dolook(void);
322 void		 stackobj(struct obj *);
323 int		 doprgold(void);
324 int		 doprwep(void);
325 int		 doprarm(void);
326 int		 doprring(void);
327 bool		 digit(char);
328 
329 /* hack.ioctl.c */
330 void	getioctls(void);
331 void	setioctls(void);
332 #ifdef SUSPEND
333 int	dosuspend(void);
334 #endif
335 
336 /* hack.lev.c */
337 void	savelev(int, xchar);
338 void	bwrite(int, char *, unsigned int);
339 void	saveobjchn(int, struct obj *);
340 void	savemonchn(int, struct monst *);
341 void	getlev(int, int, xchar);
342 void	mread(int, char *, unsigned int);
343 void	mklev(void);
344 
345 /* hack.main.c */
346 void	glo(int);
347 void	askname(void);
348 void	impossible(const char *, ...) __printflike(1, 2);
349 void	stop_occupation(void);
350 
351 /* hack.makemon.c */
352 struct monst	*makemon(struct permonst *, int, int);
353 coord		 enexto(xchar, xchar);
354 bool		 goodpos(int, int);
355 void		 rloc(struct monst *);
356 struct monst	*mkmon_at(char, int, int);
357 
358 /* hack.mhitu.c */
359 bool	mhitu(struct monst *);
360 bool	hitu(struct monst *, int);
361 
362 /* hack.mklev.c */
363 void	makelevel(void);
364 void	mktrap(int, int, struct mkroom *);
365 
366 /* hack.mkmaze.c */
367 void	makemaz(void);
368 coord	mazexy(void);
369 
370 /* hack.mkobj.c */
371 struct obj	*mkobj_at(int, int, int);
372 void		 mksobj_at(int, int, int);
373 struct obj	*mkobj(int);
374 struct obj	*mksobj(int);
375 bool		 letter(char);
376 int		 weight(struct obj *);
377 void		 mkgold(long, int, int);
378 
379 /* hack.mkshop.c */
380 #ifndef QUEST
381 void	mkshop(void);
382 void	mkzoo(int);
383 void	mkswamp(void);
384 #endif
385 
386 /* hack.mon.c */
387 void	movemon(void);
388 void	justswld(struct monst *, const char *);
389 void	youswld(struct monst *, int, int, const char *);
390 bool	dochug(struct monst *);
391 int	m_move(struct monst *, int);
392 int	mfndpos(struct monst *, coord *, int *, int);
393 int	dist(int, int);
394 void	poisoned(const char *, const char *);
395 void	mondead(struct monst *);
396 void	replmon(struct monst *, struct monst *);
397 void	relmon(struct monst *);
398 void	monfree(struct monst *);
399 void	unstuck(struct monst *);
400 void	killed(struct monst *);
401 void	kludge(const char *, const char *);
402 void	rescham(void);
403 bool	newcham(struct monst *, struct permonst *);
404 void	mnexto(struct monst *);
405 void	setmangry(struct monst *);
406 bool	canseemon(struct monst *);
407 
408 /* hack.o_init.c */
409 int	letindex(char);
410 void	init_objects(void);
411 int	probtype(char);
412 void	oinit(void);
413 void	savenames(int);
414 void	restnames(int);
415 int	dodiscovered(void);
416 
417 /* hack.objnam.c */
418 char		*typename(int);
419 char		*xname(struct obj *);
420 char		*doname(struct obj *);
421 void		 setan(const char *, char *);
422 char		*aobjnam(struct obj *, const char *);
423 char		*Doname(struct obj *);
424 struct obj	*readobjnam(char *);
425 
426 /* hack.options.c */
427 void	initoptions(void);
428 int	doset(void);
429 
430 /* hack.pager.c */
431 int	dowhatis(void);
432 void	set_whole_screen(void);
433 #ifdef NEWS
434 bool	readnews(void);
435 #endif
436 void	set_pager(int);
437 bool	page_line(const char *);
438 void	cornline(int, const char *);
439 int	dohelp(void);
440 bool	page_file(const char *, bool);
441 #ifdef UNIX
442 #ifdef SHELL
443 int	dosh(void);
444 #endif /* SHELL */
445 bool	child(bool);
446 #endif /* UNIX */
447 
448 /* hack.potion.c */
449 int	dodrink(void);
450 void	pluslvl(void);
451 void	strange_feeling(struct obj *, const char *);
452 void	potionhit(struct monst *, struct obj *);
453 void	potionbreathe(struct obj *);
454 int	dodip(void);
455 
456 /* hack.pri.c */
457 void	swallowed(void);
458 void	panic(const char *, ...) __printflike(1, 2);
459 void	atl(int, int, char);
460 void	on_scr(int, int);
461 void	tmp_at(schar, schar);
462 void	Tmp_at(schar, schar);
463 void	setclipped(void) __dead2;
464 void	at(xchar, xchar, char);
465 void	prme(void);
466 int	doredraw(void);
467 void	docrt(void);
468 void	docorner(int, int);
469 void	curs_on_u(void);
470 void	pru(void);
471 void	prl(int, int);
472 char	news0(xchar, xchar);
473 void	newsym(int, int);
474 void	mnewsym(int, int);
475 void	nosee(int, int);
476 #ifndef QUEST
477 void	prl1(int, int);
478 void	nose1(int, int);
479 #endif
480 bool	vism_at(int, int);
481 void	unpobj(struct obj *);
482 void	seeobjs(void);
483 void	seemons(void);
484 void	pmon(struct monst *);
485 void	unpmon(struct monst *);
486 void	nscr(void);
487 void	bot(void);
488 #ifdef WAN_PROBING
489 void	mstatusline(struct monst *);
490 #endif
491 void	cls(void);
492 
493 /* hack.read.c */
494 int	doread(void);
495 int	identify(struct obj *);
496 void	litroom(bool);
497 
498 /* hack.rip.c */
499 void	outrip(void);
500 
501 /* hack.rumors.c */
502 void	outrumor(void);
503 
504 /* hack.save.c */
505 int		 dosave(void);
506 #ifndef NOSAVEONHANGUP
507 void		 hangup(int) __dead2;
508 #endif
509 bool		 dorecover(int);
510 struct obj	*restobjchn(int);
511 struct monst	*restmonchn(int);
512 
513 /* hack.search.c */
514 int	findit(void);
515 int	dosearch(void);
516 int	doidtrap(void);
517 void	wakeup(struct monst *);
518 void	seemimic(struct monst *);
519 
520 /* hack.shk.c */
521 #ifdef QUEST
522 void		 obfree(struct obj *, struct obj *);
523 int		 inshop(void);
524 void		 shopdig(void);
525 void		 addtobill(void);
526 void		 subfrombill(void);
527 void		 splitbill(void);
528 int		 dopay(void);
529 void		 paybill(void);
530 int		 doinvbill(void);
531 void		 shkdead(void);
532 int		 shkcatch(void);
533 int		 shk_move(void);
534 void		 replshk(struct monst *, struct monst *);
535 const char	*shkname(void);
536 #else
537 char		*shkname(struct monst *);
538 void		 shkdead(struct monst *);
539 void		 replshk(struct monst *, struct monst *);
540 int		 inshop(void);
541 void		 obfree(struct obj *, struct obj *);
542 int		 dopay(void);
543 void		 paybill(void);
544 void		 addtobill(struct obj *);
545 void		 splitbill(struct obj *, struct obj *);
546 void		 subfrombill(struct obj *);
547 int		 doinvbill(int);
548 bool		 shkcatch(struct obj *);
549 int		 shk_move(struct monst *);
550 void		 shopdig(int);
551 #endif
552 bool		 online(int, int);
553 bool		 follower(struct monst *);
554 
555 /* hack.shknam.c */
556 void	findname(char *, char);
557 
558 /* hack.steal.c */
559 long	somegold(void);
560 void	stealgold(struct monst *);
561 bool	steal(struct monst *);
562 void	mpickobj(struct monst *, struct obj *);
563 bool	stealamulet(struct monst *);
564 void	relobj(struct monst *, int);
565 
566 /* hack.termcap.c */
567 void	startup(void);
568 void	start_screen(void);
569 void	end_screen(void);
570 void	curs(int, int);
571 void	cl_end(void);
572 void	clear_screen(void);
573 void	home(void);
574 void	standoutbeg(void);
575 void	standoutend(void);
576 void	backsp(void);
577 void	bell(void);
578 void	cl_eos(void);
579 
580 /* hack.timeout.c */
581 void	p_timeout(void);
582 
583 /* hack.topl.c */
584 int	doredotopl(void);
585 void	remember_topl(void);
586 void	addtopl(const char *);
587 void	more(void);
588 void	cmore(const char *);
589 void	clrlin(void);
590 void	pline(const char *, ...) __printflike(1, 2);
591 void	vpline(const char *, va_list) __printflike(1, 0);
592 void	putsym(char);
593 void	putstr(const char *);
594 
595 /* hack.track.c */
596 void	 initrack(void);
597 void	 settrack(void);
598 coord	*gettrack(int, int);
599 
600 /* hack.trap.c */
601 struct trap	*maketrap(int, int, int);
602 void		 dotrap(struct trap *);
603 int		 mintrap(struct monst *);
604 void		 selftouch(const char *);
605 void		 float_up(void);
606 void		 float_down(void);
607 void		 tele(void);
608 int		 dotele(void);
609 void		 placebc(int);
610 void		 unplacebc(void);
611 void		 level_tele(void);
612 void		 drown(void);
613 
614 /* hack.tty.c */
615 void	 gettty(void);
616 void	 settty(const char *);
617 void	 setftty(void);
618 void	 error(const char *, ...) __printflike(1, 2) __dead2;
619 void	 getlin(char *);
620 void	 getret(void);
621 void	 cgetret(const char *);
622 void	 xwaitforspace(const char *);
623 char	*parse(void);
624 char	 readchar(void);
625 void	 end_of_input(void) __dead2;
626 
627 /* hack.u_init.c */
628 void	u_init(void);
629 void	plnamesuffix(void);
630 
631 /* hack.unix.c */
632 void	 setrandom(void);
633 int	 getyear(void);
634 char	*getdate(void);
635 int	 phase_of_the_moon(void);
636 bool	 night(void);
637 bool	 midnight(void);
638 void	 gethdate(const char *);
639 bool	 uptodate(int);
640 void	 getlock(void);
641 #ifdef MAIL
642 void	 getmailstatus(void);
643 void	 ckmailstatus(void);
644 void	 readmail(void);
645 #endif
646 void	 regularize(char *);
647 
648 /* hack.vault.c */
649 void	setgd(void);
650 int	gd_move(void);
651 void	replgd(struct monst *, struct monst *);
652 void	invault(void);
653 #ifdef QUEST
654 void	gddead(struct monst *);
655 #else
656 void	gddead(void);
657 #endif
658 
659 /* hack.version.c */
660 int	doversion(void);
661 
662 /* hack.wield.c */
663 void	setuwep(struct obj *);
664 int	dowield(void);
665 void	corrode_weapon(void);
666 bool	chwepon(struct obj *, int);
667 
668 /* hack.wizard.c */
669 void	amulet(void);
670 bool	wiz_hit(struct monst *);
671 void	inrange(struct monst *);
672 
673 /* hack.worm.c */
674 #ifndef NOWORM
675 bool	getwn(struct monst *);
676 void	initworm(struct monst *);
677 void	worm_move(struct monst *);
678 void	worm_nomove(struct monst *);
679 void	wormdead(struct monst *);
680 void	wormhit(struct monst *);
681 void	wormsee(unsigned int);
682 void	pwseg(struct wseg *);
683 void	cutworm(struct monst *, xchar, xchar, uchar);
684 #endif
685 
686 /* hack.worn.c */
687 void	setworn(struct obj *, long);
688 void	setnotworn(struct obj *);
689 
690 /* hack.zap.c */
691 int		 dozap(void);
692 const char	*exclam(int);
693 void		 hit(const char *, struct monst *, const char *);
694 void		 miss(const char *, struct monst *);
695 struct monst	*bhit(int, int, int, char,
696 		      void (*)(struct monst *, struct obj *),
697 		      bool (*)(struct obj *, struct obj *), struct obj *);
698 struct monst	*boomhit(int, int);
699 void		 buzz(int, xchar, xchar, int, int);
700 void		 fracture_rock(struct obj *);
701 
702 /* rnd.c */
703 int	rn1(int, int);
704 int	rn2(int);
705 int	rnd(int);
706 int	d(int, int);
707