1    | /*	SCCS Id: @(#)shknam.c	3.3	97/05/25	*/
2    | /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
3    | /* NetHack may be freely redistributed.  See license for details. */
4    | 
5    | /* shknam.c -- initialize a shop */
6    | 
7    | #include "hack.h"
8    | #include "eshk.h"
9    | 
10   | #ifndef OVLB
11   | extern const struct shclass shtypes[];
12   | 
13   | #else
14   | 
15   | STATIC_DCL void FDECL(mkshobj_at, (const struct shclass *,int,int));
16   | STATIC_DCL void FDECL(nameshk, (struct monst *,const char **));
17   | STATIC_DCL int  FDECL(shkinit, (const struct shclass *,struct mkroom *));
18   | 
19   | static const char *shkliquors[] = {
20   |     /* Ukraine */
21   |     "Njezjin", "Tsjernigof", "Gomel", "Ossipewsk", "Gorlowka",
22   |     /* N. Russia */
23   |     "Konosja", "Weliki Oestjoeg", "Syktywkar", "Sablja",
24   |     "Narodnaja", "Kyzyl",
25   |     /* Silezie */
26   |     "Walbrzych", "Swidnica", "Klodzko", "Raciborz", "Gliwice",
27   |     "Brzeg", "Krnov", "Hradec Kralove",
28   |     /* Schweiz */
29   |     "Leuk", "Brig", "Brienz", "Thun", "Sarnen", "Burglen", "Elm",
30   |     "Flims", "Vals", "Schuls", "Zum Loch",
31   |     0
32   | };
33   | 
34   | static const char *shkbooks[] = {
35   |     /* Eire */
36   |     "Skibbereen", "Kanturk", "Rath Luirc", "Ennistymon", "Lahinch",
37   |     "Kinnegad", "Lugnaquillia", "Enniscorthy", "Gweebarra",
38   |     "Kittamagh", "Nenagh", "Sneem", "Ballingeary", "Kilgarvan",
39   |     "Cahersiveen", "Glenbeigh", "Kilmihil", "Kiltamagh",
40   |     "Droichead Atha", "Inniscrone", "Clonegal", "Lisnaskea",
41   |     "Culdaff", "Dunfanaghy", "Inishbofin", "Kesh",
42   |     0
43   | };
44   | 
45   | static const char *shkarmors[] = {
46   |     /* Turquie */
47   |     "Demirci", "Kalecik", "Boyabai", "Yildizeli", "Gaziantep",
48   |     "Siirt", "Akhalataki", "Tirebolu", "Aksaray", "Ermenak",
49   |     "Iskenderun", "Kadirli", "Siverek", "Pervari", "Malasgirt",
50   |     "Bayburt", "Ayancik", "Zonguldak", "Balya", "Tefenni",
51   |     "Artvin", "Kars", "Makharadze", "Malazgirt", "Midyat",
52   |     "Birecik", "Kirikkale", "Alaca", "Polatli", "Nallihan",
53   |     0
54   | };
55   | 
56   | static const char *shkwands[] = {
57   |     /* Wales */
58   |     "Yr Wyddgrug", "Trallwng", "Mallwyd", "Pontarfynach",
59   |     "Rhaeader", "Llandrindod", "Llanfair-ym-muallt",
60   |     "Y-Fenni", "Measteg", "Rhydaman", "Beddgelert",
61   |     "Curig", "Llanrwst", "Llanerchymedd", "Caergybi",
62   |     /* Scotland */
63   |     "Nairn", "Turriff", "Inverurie", "Braemar", "Lochnagar",
64   |     "Kerloch", "Beinn a Ghlo", "Drumnadrochit", "Morven",
65   |     "Uist", "Storr", "Sgurr na Ciche", "Cannich", "Gairloch",
66   |     "Kyleakin", "Dunvegan",
67   |     0
68   | };
69   | 
70   | static const char *shkrings[] = {
71   |     /* Hollandse familienamen */
72   |     "Feyfer", "Flugi", "Gheel", "Havic", "Haynin", "Hoboken",
73   |     "Imbyze", "Juyn", "Kinsky", "Massis", "Matray", "Moy",
74   |     "Olycan", "Sadelin", "Svaving", "Tapper", "Terwen", "Wirix",
75   |     "Ypey",
76   |     /* Skandinaviske navne */
77   |     "Rastegaisa", "Varjag Njarga", "Kautekeino", "Abisko",
78   |     "Enontekis", "Rovaniemi", "Avasaksa", "Haparanda",
79   |     "Lulea", "Gellivare", "Oeloe", "Kajaani", "Fauske",
80   |     0
81   | };
82   | 
83   | static const char *shkfoods[] = {
84   |     /* Indonesia */
85   |     "Djasinga", "Tjibarusa", "Tjiwidej", "Pengalengan",
86   |     "Bandjar", "Parbalingga", "Bojolali", "Sarangan",
87   |     "Ngebel", "Djombang", "Ardjawinangun", "Berbek",
88   |     "Papar", "Baliga", "Tjisolok", "Siboga", "Banjoewangi",
89   |     "Trenggalek", "Karangkobar", "Njalindoeng", "Pasawahan",
90   |     "Pameunpeuk", "Patjitan", "Kediri", "Pemboeang", "Tringanoe",
91   |     "Makin", "Tipor", "Semai", "Berhala", "Tegal", "Samoe",
92   |     0
93   | };
94   | 
95   | static const char *shkweapons[] = {
96   |     /* Perigord */
97   |     "Voulgezac", "Rouffiac", "Lerignac", "Touverac", "Guizengeard",
98   |     "Melac", "Neuvicq", "Vanzac", "Picq", "Urignac", "Corignac",
99   |     "Fleac", "Lonzac", "Vergt", "Queyssac", "Liorac", "Echourgnac",
100  |     "Cazelon", "Eypau", "Carignan", "Monbazillac", "Jonzac",
101  |     "Pons", "Jumilhac", "Fenouilledes", "Laguiolet", "Saujon",
102  |     "Eymoutiers", "Eygurande", "Eauze", "Labouheyre",
103  |     0
104  | };
105  | 
106  | static const char *shktools[] = {
107  |     /* Spmi */
108  |     "Ymla", "Eed-morra", "Cubask", "Nieb", "Bnowr Falr", "Telloc Cyaj",
109  |     "Sperc", "Noskcirdneh", "Yawolloh", "Hyeghu", "Niskal", "Trahnil",
110  |     "Htargcm", "Enrobwem", "Kachzi Rellim", "Regien", "Donmyar",
111  |     "Yelpur", "Nosnehpets", "Stewe", "Renrut", "_Zlaw", "Nosalnef",
112  |     "Rewuorb", "Rellenk", "Yad", "Cire Htims", "Y-crad", "Nenilukah",
113  |     "Corsh", "Aned",
114  | #ifdef OVERLAY
115  |     "Erreip", "Nehpets", "Mron", "Snivek", "Lapu", "Kahztiy",
116  | #endif
117  | #ifdef WIN32
118  |     "Lechaim",
119  | #endif
120  | #ifdef MAC
121  |     "Nhoj-lee", "Evad\'kh", "Ettaw-noj", "Tsew-mot", "Ydna-s",
122  |     "Yao-hang", "Tonbar", "Kivenhoug",
123  | #endif
124  | #ifdef AMIGA
125  |     "Falo", "Nosid-da\'r", "Ekim-p", "Rebrol-nek", "Noslo", "Yl-rednow",
126  |     "Mured-oog", "Ivrajimsal",
127  | #endif
128  | #ifdef TOS
129  |     "Nivram",
130  | #endif
131  | #ifdef VMS
132  |     "Lez-tneg", "Ytnu-haled", "Niknar",
133  | #endif
134  |     0
135  | };
136  | 
137  | static const char *shklight[] = {
138  |     /* Romania */
139  |     "Zarnesti", "Slanic", "Nehoiasu", "Ludus", "Sighisoara", "Nisipitu",
140  |     "Razboieni", "Bicaz", "Dorohoi", "Vaslui", "Fetesti", "Tirgu Neamt",
141  |     "Babadag", "Zimnicea", "Zlatna", "Jiu", "Eforie", "Mamaia",
142  |     /* Bulgaria */
143  |     "Silistra", "Tulovo", "Panagyuritshte", "Smolyan", "Kirklareli",
144  |     "Pernik", "Lom", "Haskovo", "Dobrinishte", "Varvara", "Oryahovo",
145  |     "Troyan", "Lovech", "Sliven",
146  |     0
147  | };
148  | 
149  | static const char *shkgeneral[] = {
150  |     /* Suriname */
151  |     "Hebiwerie", "Possogroenoe", "Asidonhopo", "Manlobbi",
152  |     "Adjama", "Pakka Pakka", "Kabalebo", "Wonotobo",
153  |     "Akalapi", "Sipaliwini",
154  |     /* Greenland */
155  |     "Annootok", "Upernavik", "Angmagssalik",
156  |     /* N. Canada */
157  |     "Aklavik", "Inuvik", "Tuktoyaktuk",
158  |     "Chicoutimi", "Ouiatchouane", "Chibougamau",
159  |     "Matagami", "Kipawa", "Kinojevis",
160  |     "Abitibi", "Maganasipi",
161  |     /* Iceland */
162  |     "Akureyri", "Kopasker", "Budereyri", "Akranes", "Bordeyri",
163  |     "Holmavik",
164  |     0
165  | };
166  | 
167  | /*
168  |  * To add new shop types, all that is necessary is to edit the shtypes[] array.
169  |  * See mkroom.h for the structure definition.  Typically, you'll have to lower
170  |  * some or all of the probability fields in old entries to free up some
171  |  * percentage for the new type.
172  |  *
173  |  * The placement type field is not yet used but will be in the near future.
174  |  *
175  |  * The iprobs array in each entry defines the probabilities for various kinds
176  |  * of objects to be present in the given shop type.  You can associate with
177  |  * each percentage either a generic object type (represented by one of the
178  |  * *_CLASS macros) or a specific object (represented by an onames.h define).
179  |  * In the latter case, prepend it with a unary minus so the code can know
180  |  * (by testing the sign) whether to use mkobj() or mksobj().
181  |  */
182  | 
183  | const struct shclass shtypes[] = {
184  | 	{"general store", RANDOM_CLASS, 44,
185  | 	    D_SHOP, {{100, RANDOM_CLASS}, {0, 0}, {0, 0}}, shkgeneral},
186  | 	{"used armor dealership", ARMOR_CLASS, 14,
187  | 	    D_SHOP, {{90, ARMOR_CLASS}, {10, WEAPON_CLASS}, {0, 0}},
188  | 	     shkarmors},
189  | 	{"second-hand bookstore", SCROLL_CLASS, 10, D_SHOP,
190  | 	    {{90, SCROLL_CLASS}, {10, SPBOOK_CLASS}, {0, 0}}, shkbooks},
191  | 	{"liquor emporium", POTION_CLASS, 10, D_SHOP,
192  | 	    {{100, POTION_CLASS}, {0, 0}, {0, 0}}, shkliquors},
193  | 	{"antique weapons outlet", WEAPON_CLASS, 5, D_SHOP,
194  | 	    {{90, WEAPON_CLASS}, {10, ARMOR_CLASS}, {0, 0}}, shkweapons},
195  | 	{"delicatessen", FOOD_CLASS, 5, D_SHOP,
196  | 	    {{83, FOOD_CLASS}, {5, -POT_FRUIT_JUICE}, {4, -POT_BOOZE},
197  | 	     {5, -POT_WATER}, {3, -ICE_BOX}}, shkfoods},
198  | 	{"jewelers", RING_CLASS, 3, D_SHOP,
199  | 	    {{85, RING_CLASS}, {10, GEM_CLASS}, {5, AMULET_CLASS}, {0, 0}},
200  | 	    shkrings},
201  | 	{"quality apparel and accessories", WAND_CLASS, 3, D_SHOP,
202  | 	    {{90, WAND_CLASS}, {5, -LEATHER_GLOVES}, {5, -ELVEN_CLOAK}, {0, 0}},
203  | 	     shkwands},
204  | 	{"hardware store", TOOL_CLASS, 3, D_SHOP,
205  | 	    {{100, TOOL_CLASS}, {0, 0}, {0, 0}}, shktools},
206  | 	/* Actually shktools is ignored; the code specifically chooses a
207  | 	 * random implementor name (along with candle shops having
208  | 	 * random shopkeepers)
209  | 	 */
210  | 	{"rare books", SPBOOK_CLASS, 3, D_SHOP,
211  | 	    {{90, SPBOOK_CLASS}, {10, SCROLL_CLASS}, {0, 0}}, shkbooks},
212  | 	/* Shops below this point are "unique".  That is they must all have a
213  | 	 * probability of zero.  They are only created via the special level
214  | 	 * loader.
215  | 	 */
216  | 	{"lighting store", TOOL_CLASS, 0, D_SHOP,
217  | 	    {{32, -WAX_CANDLE}, {50, -TALLOW_CANDLE},
218  | 	     {5, -BRASS_LANTERN}, {10, -OIL_LAMP}, {3, -MAGIC_LAMP}}, shklight},
219  | 	{(char *)0, 0, 0, 0, {{0, 0}, {0, 0}, {0, 0}}, 0}
220  | };
221  | 
222  | #if 0
223  | /* validate shop probabilities; otherwise incorrect local changes could
224  |    end up provoking infinite loops or wild subscripts fetching garbage */
225  | void
226  | init_shop_selection()
227  | {
228  | 	register int i, j, item_prob, shop_prob;
229  | 
230  | 	for (shop_prob = 0, i = 0; i < SIZE(shtypes); i++) {
231  | 		shop_prob += shtypes[i].prob;
232  | 		for (item_prob = 0, j = 0; j < SIZE(shtypes[0].iprobs); j++)
233  | 			item_prob += shtypes[i].iprobs[j].iprob;
234  | 		if (item_prob != 100)
235  | 			panic("item probabilities total to %d for %s shops!",
236  | 				item_prob, shtypes[i].name);
237  | 	}
238  | 	if (shop_prob != 100)
239  | 		panic("shop probabilities total to %d!", shop_prob);
240  | }
241  | #endif /*0*/
242  | 
243  | STATIC_OVL void
244  | mkshobj_at(shp, sx, sy)
245  | /* make an object of the appropriate type for a shop square */
246  | const struct shclass *shp;
247  | int sx, sy;
248  | {
249  | 	register struct monst *mtmp;
250  | 	int atype;
251  | 	struct permonst *ptr;
252  | 
253  | 	if (rn2(100) < depth(&u.uz) &&
254  | 	    !MON_AT(sx, sy) && (ptr = mkclass(S_MIMIC,0)) &&
255  | 	    (mtmp=makemon(ptr,sx,sy,NO_MM_FLAGS))) {
256  | 		/* note: makemon will set the mimic symbol to a shop item */
257  | 		if (rn2(10) >= depth(&u.uz)) {
258  | 			mtmp->m_ap_type = M_AP_OBJECT;
259  | 			mtmp->mappearance = STRANGE_OBJECT;
260  | 		}
261  | 	} else if ((atype = get_shop_item(shp - shtypes)) < 0)
262  | 		(void) mksobj_at(-atype, sx, sy, TRUE);
263  | 	else (void) mkobj_at(atype, sx, sy, TRUE);
264  | }
265  | 
266  | /* extract a shopkeeper name for the given shop type */
267  | STATIC_OVL void
268  | nameshk(shk, nlp)
269  | struct monst *shk;
270  | const char *nlp[];
271  | {
272  | 	int i, trycnt, names_avail;
273  | 	const char *shname = 0;
274  | 	struct monst *mtmp;
275  | 	int name_wanted;
276  | 	s_level *sptr;
277  | 
278  | 	if (nlp == shklight && In_mines(&u.uz)
279  | 		&& (sptr = Is_special(&u.uz)) != 0 && sptr->flags.town) {
280  | 	    /* special-case minetown lighting shk */
281  | 	    shname = "Izchak";
282  | 	    shk->female = FALSE;
283  | 	} else {
284  | 	    /* We want variation from game to game, without needing the save
285  | 	       and restore support which would be necessary for randomization;
286  | 	       try not to make too many assumptions about time_t's internals;
287  | 	       use ledger_no rather than depth to keep mine town distinct. */
288  | 	    int nseed = (int)((long)u.ubirthday / 257L);
289  | 
290  | 	    name_wanted = ledger_no(&u.uz) + (nseed % 13) - (nseed % 5);
291  | 	    if (name_wanted < 0) name_wanted += (13 + 5);
292  | 	    shk->female = name_wanted & 1;
293  | 
294  | 	    for (names_avail = 0; nlp[names_avail]; names_avail++)
295  | 		continue;
296  | 
297  | 	    for (trycnt = 0; trycnt < 50; trycnt++) {
298  | 		if (nlp == shktools) {
299  | 		    shname = shktools[rn2(names_avail)];
300  | 		    shk->female = (*shname == '_');
301  | 		    if (shk->female) shname++;
302  | 		} else if (name_wanted < names_avail) {
303  | 		    shname = nlp[name_wanted];
304  | 		} else if ((i = rn2(names_avail)) != 0) {
305  | 		    shname = nlp[i - 1];
306  | 		} else if (nlp != shkgeneral) {
307  | 		    nlp = shkgeneral;	/* try general names */
308  | 		    for (names_avail = 0; nlp[names_avail]; names_avail++)
309  | 			continue;
310  | 		    continue;		/* next `trycnt' iteration */
311  | 		} else {
312  | 		    shname = shk->female ? "Lucrezia" : "Dirk";
313  | 		}
314  | 
315  | 		/* is name already in use on this level? */
316  | 		for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
317  | 		    if (DEADMONSTER(mtmp) || (mtmp == shk) || !mtmp->isshk) continue;
318  | 		    if (strcmp(ESHK(mtmp)->shknam, shname)) continue;
319  | 		    break;
320  | 		}
321  | 		if (!mtmp) break;	/* new name */
322  | 	    }
323  | 	}
324  | 	(void) strncpy(ESHK(shk)->shknam, shname, PL_NSIZ);
325  | 	ESHK(shk)->shknam[PL_NSIZ-1] = 0;
326  | }
327  | 
328  | STATIC_OVL int
329  | shkinit(shp, sroom)	/* create a new shopkeeper in the given room */
330  | const struct shclass	*shp;
331  | struct mkroom	*sroom;
332  | {
333  | 	register int sh, sx, sy;
334  | 	struct monst *shk;
335  | 
336  | 	/* place the shopkeeper in the given room */
337  | 	sh = sroom->fdoor;
338  | 	sx = doors[sh].x;
339  | 	sy = doors[sh].y;
340  | 
341  | 	/* check that the shopkeeper placement is sane */
342  | 	if(sroom->irregular) {
343  | 	    int rmno = (sroom - rooms) + ROOMOFFSET;
344  | 	    if (isok(sx-1,sy) && !levl[sx-1][sy].edge &&
345  | 		(int) levl[sx-1][sy].roomno == rmno) sx--;
346  | 	    else if (isok(sx+1,sy) && !levl[sx+1][sy].edge &&
347  | 		(int) levl[sx+1][sy].roomno == rmno) sx++;
348  | 	    else if (isok(sx,sy-1) && !levl[sx][sy-1].edge &&
349  | 		(int) levl[sx][sy-1].roomno == rmno) sy--;
350  | 	    else if (isok(sx,sy+1) && !levl[sx][sy+1].edge &&
351  | 		(int) levl[sx][sy+1].roomno == rmno) sx++;
352  | 	    else goto shk_failed;
353  | 	}
354  | 	else if(sx == sroom->lx-1) sx++;
355  | 	else if(sx == sroom->hx+1) sx--;
356  | 	else if(sy == sroom->ly-1) sy++;
357  | 	else if(sy == sroom->hy+1) sy--; else {
358  | 	shk_failed:
359  | #ifdef DEBUG
360  | # ifdef WIZARD
361  | 	    /* Said to happen sometimes, but I have never seen it. */
362  | 	    /* Supposedly fixed by fdoor change in mklev.c */
363  | 	    if(wizard) {
364  | 		register int j = sroom->doorct;
365  | 
366  | 		pline("Where is shopdoor?");
367  | 		pline("Room at (%d,%d),(%d,%d).",
368  | 		      sroom->lx, sroom->ly, sroom->hx, sroom->hy);
369  | 		pline("doormax=%d doorct=%d fdoor=%d",
370  | 		      doorindex, sroom->doorct, sh);
371  | 		while(j--) {
372  | 		    pline("door [%d,%d]", doors[sh].x, doors[sh].y);
373  | 		    sh++;
374  | 		}
375  | 		display_nhwindow(WIN_MESSAGE, FALSE);
376  | 	    }
377  | # endif
378  | #endif
379  | 	    return(-1);
380  | 	}
381  | 
382  | 	if(MON_AT(sx, sy)) rloc(m_at(sx, sy)); /* insurance */
383  | 
384  | 	/* now initialize the shopkeeper monster structure */
385  | 	if(!(shk = makemon(&mons[PM_SHOPKEEPER], sx, sy, NO_MM_FLAGS)))
386  | 		return(-1);
387  | 	shk->isshk = shk->mpeaceful = 1;
388  | 	set_malign(shk);
389  | 	shk->msleeping = 0;
390  | 	shk->mtrapseen = ~0;	/* we know all the traps already */
391  | 	ESHK(shk)->shoproom = (sroom - rooms) + ROOMOFFSET;
392  | 	sroom->resident = shk;
393  | 	ESHK(shk)->shoptype = sroom->rtype;
394  | 	assign_level(&(ESHK(shk)->shoplevel), &u.uz);
395  | 	ESHK(shk)->shd = doors[sh];
396  | 	ESHK(shk)->shk.x = sx;
397  | 	ESHK(shk)->shk.y = sy;
398  | 	ESHK(shk)->robbed = 0L;
399  | 	ESHK(shk)->credit = 0L;
400  | 	ESHK(shk)->debit = 0L;
401  | 	ESHK(shk)->loan = 0L;
402  | 	ESHK(shk)->visitct = 0;
403  | 	ESHK(shk)->following = 0;
404  | 	ESHK(shk)->billct = 0;
405  | 	shk->mgold = 1000L + 30L*(long)rnd(100);	/* initial capital */
406  | 	nameshk(shk, shp->shknms);
407  | 
408  | 	return(sh);
409  | }
410  | 
411  | /* stock a newly-created room with objects */
412  | void
413  | stock_room(shp_indx, sroom)
414  | int shp_indx;
415  | register struct mkroom *sroom;
416  | {
417  |     /*
418  |      * Someday soon we'll dispatch on the shdist field of shclass to do
419  |      * different placements in this routine. Currently it only supports
420  |      * shop-style placement (all squares except a row nearest the first
421  |      * door get objects).
422  |      */
423  |     register int sx, sy, sh;
424  |     char buf[BUFSZ];
425  |     int rmno = (sroom - rooms) + ROOMOFFSET;
426  |     const struct shclass *shp = &shtypes[shp_indx];
427  | 
428  |     /* first, try to place a shopkeeper in the room */
429  |     if ((sh = shkinit(shp, sroom)) < 0)
430  | 	return;
431  | 
432  |     /* make sure no doorways without doors, and no */
433  |     /* trapped doors, in shops.			   */
434  |     sx = doors[sroom->fdoor].x;
435  |     sy = doors[sroom->fdoor].y;
436  | 
437  |     if(levl[sx][sy].doormask == D_NODOOR) {
438  | 	    levl[sx][sy].doormask = D_ISOPEN;
439  | 	    newsym(sx,sy);
440  |     }
441  |     if(levl[sx][sy].typ == SDOOR) {
442  | 	    cvt_sdoor_to_door(&levl[sx][sy]);	/* .typ = DOOR */
443  | 	    newsym(sx,sy);
444  |     }
445  |     if(levl[sx][sy].doormask & D_TRAPPED)
446  | 	    levl[sx][sy].doormask = D_LOCKED;
447  | 
448  |     if(levl[sx][sy].doormask == D_LOCKED) {
449  | 	    register int m = sx, n = sy;
450  | 
451  | 	    if(inside_shop(sx+1,sy)) m--;
452  | 	    else if(inside_shop(sx-1,sy)) m++;
453  | 	    if(inside_shop(sx,sy+1)) n--;
454  | 	    else if(inside_shop(sx,sy-1)) n++;
455  | 	    Sprintf(buf, "Closed for inventory");
456  | 	    make_engr_at(m, n, buf, 0L, DUST);
457  |     }
458  | 
459  |     for(sx = sroom->lx; sx <= sroom->hx; sx++)
460  | 	for(sy = sroom->ly; sy <= sroom->hy; sy++) {
461  | 	    if(sroom->irregular) {
462  | 		if (levl[sx][sy].edge || (int) levl[sx][sy].roomno != rmno ||
463  | 		   distmin(sx, sy, doors[sh].x, doors[sh].y) <= 1)
464  | 		    continue;
465  | 	    } else if((sx == sroom->lx && doors[sh].x == sx-1) ||
466  | 		      (sx == sroom->hx && doors[sh].x == sx+1) ||
467  | 		      (sy == sroom->ly && doors[sh].y == sy-1) ||
468  | 		      (sy == sroom->hy && doors[sh].y == sy+1)) continue;
469  | 	    mkshobj_at(shp, sx, sy);
470  | 	}
471  | 
472  |     /*
473  |      * Special monster placements (if any) should go here: that way,
474  |      * monsters will sit on top of objects and not the other way around.
475  |      */
476  | 
477  |     level.flags.has_shop = TRUE;
478  | }
479  | 
480  | #endif /* OVLB */
481  | #ifdef OVL0
482  | 
483  | /* does shkp's shop stock this item type? */
484  | boolean
485  | saleable(shkp, obj)
486  | struct monst *shkp;
487  | struct obj *obj;
488  | {
489  |     int i, shp_indx = ESHK(shkp)->shoptype - SHOPBASE;
490  |     const struct shclass *shp = &shtypes[shp_indx];
491  | 
492  |     if (shp->symb == RANDOM_CLASS) return TRUE;
493  |     else for (i = 0; i < SIZE(shtypes[0].iprobs) && shp->iprobs[i].iprob; i++)
494  | 		if (shp->iprobs[i].itype < 0 ?
495  | 			shp->iprobs[i].itype == - obj->otyp :
496  | 			shp->iprobs[i].itype == obj->oclass) return TRUE;
497  |     /* not found */
498  |     return FALSE;
499  | }
500  | 
501  | /* positive value: class; negative value: specific object type */
502  | int
503  | get_shop_item(type)
504  | int type;
505  | {
506  | 	const struct shclass *shp = shtypes+type;
507  | 	register int i,j;
508  | 
509  | 	/* select an appropriate object type at random */
510  | 	for(j = rnd(100), i = 0; (j -= shp->iprobs[i].iprob) > 0; i++)
511  | 		continue;
512  | 
513  | 	return shp->iprobs[i].itype;
514  | }
515  | 
516  | #endif /* OVL0 */
517  | 
518  | /*shknam.c*/