sbin/hammer: Use uuid_compare(3) instead of bcmp(3)
[dragonfly.git] / games / hack / hack.apply.c
blob499a7379dde607f90fa6470e75554324267068c6
1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
2 /* hack.apply.c - version 1.0.3 */
3 /* $FreeBSD: src/games/hack/hack.apply.c,v 1.4.2.1 2001/02/18 02:20:07 kris Exp $ */
4 /* $DragonFly: src/games/hack/hack.apply.c,v 1.4 2006/08/21 19:45:32 pavalos Exp $ */
6 #include "hack.h"
7 #include "def.edog.h"
8 extern char quitchars[];
10 static void use_camera(struct obj *);
11 static bool in_ice_box(struct obj *);
12 static bool ck_ice_box(struct obj *);
13 static int out_ice_box(struct obj *);
14 static void use_ice_box(struct obj *);
15 static struct monst *bchit(int, int, int, char);
16 static void use_whistle(struct obj *);
17 static void use_magic_whistle(struct obj *);
18 static bool dig(void);
19 static int use_pick_axe(struct obj *);
21 int
22 doapply(void)
24 struct obj *obj;
25 int res = 1;
27 obj = getobj("(", "use or apply");
28 if (!obj)
29 return (0);
31 switch (obj->otyp) {
32 case EXPENSIVE_CAMERA:
33 use_camera(obj);
34 break;
35 case ICE_BOX:
36 use_ice_box(obj);
37 break;
38 case PICK_AXE:
39 res = use_pick_axe(obj);
40 break;
42 case MAGIC_WHISTLE:
43 if (pl_character[0] == 'W' || u.ulevel > 9) {
44 use_magic_whistle(obj);
45 break;
47 /* fall into next case */
48 case WHISTLE:
49 use_whistle(obj);
50 break;
52 case CAN_OPENER:
53 if (!carrying(TIN)) {
54 pline("You have no can to open.");
55 goto xit;
57 pline("You cannot open a tin without eating its contents.");
58 pline("In order to eat, use the 'e' command.");
59 if (obj != uwep)
60 pline("Opening the tin will be much easier if you wield the can-opener.");
61 goto xit;
63 default:
64 pline("Sorry, I don't know how to use that.");
65 xit:
66 nomul(0);
67 return (0);
69 nomul(0);
70 return (res);
73 static void
74 use_camera(struct obj *obj __unused)
76 struct monst *mtmp;
78 if (!getdir(1)) { /* ask: in what direction? */
79 flags.move = multi = 0;
80 return;
82 if (u.uswallow) {
83 pline("You take a picture of %s's stomach.", monnam(u.ustuck));
84 return;
86 if (u.dz) {
87 pline("You take a picture of the %s.",
88 (u.dz > 0) ? "floor" : "ceiling");
89 return;
91 if ((mtmp = bchit(u.dx, u.dy, COLNO, '!')) != NULL) {
92 if (mtmp->msleep) {
93 mtmp->msleep = 0;
94 pline("The flash awakens %s.", monnam(mtmp)); /* a3 */
95 } else if (mtmp->data->mlet != 'y')
96 if (mtmp->mcansee || mtmp->mblinded) {
97 int tmp = dist(mtmp->mx, mtmp->my);
98 int tmp2;
99 if (cansee(mtmp->mx, mtmp->my))
100 pline("%s is blinded by the flash!", Monnam(mtmp));
101 setmangry(mtmp);
102 if (tmp < 9 && !mtmp->isshk && rn2(4)) {
103 mtmp->mflee = 1;
104 if (rn2(4))
105 mtmp->mfleetim = rnd(100);
107 if (tmp < 3)
108 mtmp->mcansee = mtmp->mblinded = 0;
109 else {
110 tmp2 = mtmp->mblinded;
111 tmp2 += rnd(1 + 50 / tmp);
112 if (tmp2 > 127)
113 tmp2 = 127;
114 mtmp->mblinded = tmp2;
115 mtmp->mcansee = 0;
121 static
122 struct obj *current_ice_box; /* a local variable of use_ice_box, to be
123 used by its local procedures in/ck_ice_box */
124 static bool
125 in_ice_box(struct obj *obj)
127 if (obj == current_ice_box ||
128 (Punished && (obj == uball || obj == uchain))) {
129 pline("You must be kidding.");
130 return (0);
132 if (obj->owornmask & (W_ARMOR | W_RING)) {
133 pline("You cannot refrigerate something you are wearing.");
134 return (0);
136 if (obj->owt + current_ice_box->owt > 70) {
137 pline("It won't fit.");
138 return (1); /* be careful! */
140 if (obj == uwep) {
141 if (uwep->cursed) {
142 pline("Your weapon is welded to your hand!");
143 return (0);
145 setuwep(NULL);
147 current_ice_box->owt += obj->owt;
148 freeinv(obj);
149 obj->o_cnt_id = current_ice_box->o_id;
150 obj->nobj = fcobj;
151 fcobj = obj;
152 obj->age = moves - obj->age; /* actual age */
153 return (1);
156 static bool
157 ck_ice_box(struct obj *obj)
159 return (obj->o_cnt_id == current_ice_box->o_id);
162 static int
163 out_ice_box(struct obj *obj)
165 struct obj *otmp;
167 if (obj == fcobj)
168 fcobj = fcobj->nobj;
169 else {
170 for (otmp = fcobj; otmp->nobj != obj; otmp = otmp->nobj)
171 if (!otmp->nobj)
172 panic("out_ice_box");
173 otmp->nobj = obj->nobj;
175 current_ice_box->owt -= obj->owt;
176 obj->age = moves - obj->age; /* simulated point of time */
177 addinv(obj);
178 return (0);
181 static void
182 use_ice_box(struct obj *obj)
184 int cnt = 0;
185 struct obj *otmp;
187 current_ice_box = obj; /* for use by in/out_ice_box */
188 for (otmp = fcobj; otmp; otmp = otmp->nobj)
189 if (otmp->o_cnt_id == obj->o_id)
190 cnt++;
191 if (!cnt)
192 pline("Your ice-box is empty.");
193 else {
194 pline("Do you want to take something out of the ice-box? [yn] ");
195 if (readchar() == 'y')
196 if (askchain(fcobj, NULL, 0, out_ice_box, ck_ice_box, 0))
197 return;
198 pline("That was all. Do you wish to put something in? [yn] ");
199 if (readchar() != 'y')
200 return;
202 /* call getobj: 0: allow cnt; #: allow all types; %: expect food */
203 otmp = getobj("0#%", "put in");
204 if (!otmp || !in_ice_box(otmp))
205 flags.move = multi = 0;
208 static
209 struct monst *
210 bchit(int ddx, int ddy, int range, char sym)
212 struct monst *mtmp = NULL;
213 int bchx = u.ux, bchy = u.uy;
215 if (sym)
216 Tmp_at(-1, sym); /* open call */
217 while (range--) {
218 bchx += ddx;
219 bchy += ddy;
220 if ((mtmp = m_at(bchx, bchy)))
221 break;
222 if (!ZAP_POS(levl[bchx][bchy].typ)) {
223 bchx -= ddx;
224 bchy -= ddy;
225 break;
227 if (sym)
228 Tmp_at(bchx, bchy);
230 if (sym)
231 Tmp_at(-1, -1);
232 return (mtmp);
235 static void
236 use_whistle(struct obj *obj __unused)
238 struct monst *mtmp = fmon;
240 pline("You produce a high whistling sound.");
241 while (mtmp) {
242 if (dist(mtmp->mx, mtmp->my) < u.ulevel * 20) {
243 if (mtmp->msleep)
244 mtmp->msleep = 0;
245 if (mtmp->mtame)
246 EDOG(mtmp)->whistletime = moves;
248 mtmp = mtmp->nmon;
252 static void
253 use_magic_whistle(struct obj *obj __unused)
255 struct monst *mtmp = fmon;
257 pline("You produce a strange whistling sound.");
258 while (mtmp) {
259 if (mtmp->mtame)
260 mnexto(mtmp);
261 mtmp = mtmp->nmon;
265 static int dig_effort; /* effort expended on current pos */
266 static uchar dig_level;
267 static coord dig_pos;
268 static boolean dig_down;
270 static
271 bool
272 dig(void)
274 struct rm *lev;
275 int dpx = dig_pos.x, dpy = dig_pos.y;
277 /* perhaps a nymph stole his pick-axe while he was busy digging */
278 /* or perhaps he teleported away */
279 if (u.uswallow || !uwep || uwep->otyp != PICK_AXE ||
280 dig_level != dlevel ||
281 ((dig_down && (dpx != u.ux || dpy != u.uy)) ||
282 (!dig_down && dist(dpx, dpy) > 2)))
283 return (0);
285 dig_effort += 10 + abon() + uwep->spe + rn2(5);
286 if (dig_down) {
287 if (!xdnstair) {
288 pline("The floor here seems too hard to dig in.");
289 return (0);
291 if (dig_effort > 250) {
292 dighole();
293 return (0); /* done with digging */
295 if (dig_effort > 50) {
296 struct trap *ttmp = t_at(dpx, dpy);
298 if (!ttmp) {
299 ttmp = maketrap(dpx, dpy, PIT);
300 ttmp->tseen = 1;
301 pline("You have dug a pit.");
302 u.utrap = rn1(4, 2);
303 u.utraptype = TT_PIT;
304 return (0);
307 } else if (dig_effort > 100) {
308 const char *digtxt;
309 struct obj *obj;
311 lev = &levl[dpx][dpy];
312 if ((obj = sobj_at(ENORMOUS_ROCK, dpx, dpy)) != NULL) {
313 fracture_rock(obj);
314 digtxt = "The rock falls apart.";
315 } else if (!lev->typ || lev->typ == SCORR) {
316 lev->typ = CORR;
317 digtxt = "You succeeded in cutting away some rock.";
318 } else if (lev->typ == HWALL || lev->typ == VWALL
319 || lev->typ == SDOOR) {
320 lev->typ = xdnstair ? DOOR : ROOM;
321 digtxt = "You just made an opening in the wall.";
322 } else
323 digtxt = "Now what exactly was it that you were digging in?";
324 mnewsym(dpx, dpy);
325 prl(dpx, dpy);
326 pline("%s", digtxt); /* after mnewsym & prl */
327 return (0);
328 } else {
329 if (IS_WALL(levl[dpx][dpy].typ)) {
330 int rno = inroom(dpx, dpy);
332 if (rno >= 0 && rooms[rno].rtype >= 8) {
333 pline("This wall seems too hard to dig into.");
334 return (0);
337 pline("You hit the rock with all your might.");
339 return (1);
342 /* When will hole be finished? Very rough indication used by shopkeeper. */
344 holetime(void)
346 return ((occupation == dig) ? (250 - dig_effort) / 20 : -1);
349 void
350 dighole(void)
352 struct trap *ttmp = t_at(u.ux, u.uy);
354 if (!xdnstair) {
355 pline("The floor here seems too hard to dig in.");
356 } else {
357 if (ttmp)
358 ttmp->ttyp = TRAPDOOR;
359 else
360 ttmp = maketrap(u.ux, u.uy, TRAPDOOR);
361 ttmp->tseen = 1;
362 pline("You've made a hole in the floor.");
363 if (!u.ustuck) {
364 if (inshop())
365 shopdig(1);
366 pline("You fall through ...");
367 if (u.utraptype == TT_PIT) {
368 u.utrap = 0;
369 u.utraptype = 0;
371 goto_level(dlevel + 1, FALSE);
376 static int
377 use_pick_axe(struct obj *obj)
379 char dirsyms[12];
380 char *dsp = dirsyms, *sdp = sdir;
381 struct monst *mtmp;
382 struct rm *lev;
383 int rx, ry, res = 0;
385 if (obj != uwep) {
386 if (uwep && uwep->cursed) {
387 /* Andreas Bormann - ihnp4!decvax!mcvax!unido!ab */
388 pline("Since your weapon is welded to your hand,");
389 pline("you cannot use that pick-axe.");
390 return (0);
392 pline("You now wield %s.", doname(obj));
393 setuwep(obj);
394 res = 1;
396 while (*sdp) {
397 movecmd(*sdp); /* sets u.dx and u.dy and u.dz */
398 rx = u.ux + u.dx;
399 ry = u.uy + u.dy;
400 if (u.dz > 0 || (u.dz == 0 && isok(rx, ry) &&
401 (IS_ROCK(levl[rx][ry].typ)
402 || sobj_at(ENORMOUS_ROCK, rx, ry))))
403 *dsp++ = *sdp;
404 sdp++;
406 *dsp = 0;
407 pline("In what direction do you want to dig? [%s] ", dirsyms);
408 if (!getdir(0)) /* no txt */
409 return (res);
410 if (u.uswallow && attack(u.ustuck)) /* return(1) */
412 else if (u.dz < 0)
413 pline("You cannot reach the ceiling.");
414 else if (u.dz == 0) {
415 if (Confusion)
416 confdir();
417 rx = u.ux + u.dx;
418 ry = u.uy + u.dy;
419 if ((mtmp = m_at(rx, ry)) && attack(mtmp))
420 return (1);
421 if (!isok(rx, ry)) {
422 pline("Clash!");
423 return (1);
425 lev = &levl[rx][ry];
426 if (lev->typ == DOOR)
427 pline("Your %s against the door.",
428 aobjnam(obj, "clang"));
429 else if (!IS_ROCK(lev->typ)
430 && !sobj_at(ENORMOUS_ROCK, rx, ry)) {
431 /* ACCESSIBLE or POOL */
432 pline("You swing your %s through thin air.",
433 aobjnam(obj, NULL));
434 } else {
435 if (dig_pos.x != rx || dig_pos.y != ry
436 || dig_level != dlevel || dig_down) {
437 dig_down = FALSE;
438 dig_pos.x = rx;
439 dig_pos.y = ry;
440 dig_level = dlevel;
441 dig_effort = 0;
442 pline("You start digging.");
443 } else
444 pline("You continue digging.");
445 occupation = dig;
446 occtxt = "digging";
448 } else if (Levitation) {
449 pline("You cannot reach the floor.");
450 } else {
451 if (dig_pos.x != u.ux || dig_pos.y != u.uy
452 || dig_level != dlevel || !dig_down) {
453 dig_down = TRUE;
454 dig_pos.x = u.ux;
455 dig_pos.y = u.uy;
456 dig_level = dlevel;
457 dig_effort = 0;
458 pline("You start digging in the floor.");
459 if (inshop())
460 shopdig(0);
461 } else
462 pline("You continue digging in the floor.");
463 occupation = dig;
464 occtxt = "digging";
466 return (1);