xref: /dragonfly/games/larn/store.c (revision 984263bc)
1 /*-
2  * Copyright (c) 1988 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef lint
35 #if 0
36 static char sccsid[] = "@(#)store.c	5.4 (Berkeley) 5/13/91";
37 #endif
38 static const char rcsid[] =
39  "$FreeBSD: src/games/larn/store.c,v 1.5 1999/11/30 03:49:00 billf Exp $";
40 #endif /* not lint */
41 
42 /*	store.c		Larn is copyrighted 1986 by Noah Morgan. */
43 #include "header.h"
44 static int dndcount=0,dnditm=0;
45 
46 /*	this is the data for the stuff in the dnd store	*/
47 int maxitm=83;	/* number of items in the dnd inventory table	*/
48 struct _itm itm[90] = {
49 /*cost	  memory 	iven name	iven arg   how
50   gp	 pointer	  iven[]	ivenarg[]  many */
51 
52 { 2,		0,		OLEATHER,		0,		3	},
53 { 10,		0,		OSTUDLEATHER,	0,		2	},
54 { 40,		0,		ORING,			0,		2	},
55 { 85,		0,		OCHAIN,			0,		2	},
56 { 220,		0,		OSPLINT,		0,		1	},
57 { 400,		0,		OPLATE,			0,		1	},
58 { 900,		0,		OPLATEARMOR,	0,		1	},
59 { 2600,		0,		OSSPLATE,		0,		1	},
60 { 150,		0,		OSHIELD,		0,		1	},
61 
62 /*cost	  memory 	iven name	iven arg   how
63   gp	 pointer	  iven[]	ivenarg[]  many */
64 
65 { 2,		0,		ODAGGER,		0,		3	},
66 { 20,		0,		OSPEAR,			0,		3	},
67 { 80,		0,		OFLAIL,			0,		2	},
68 { 150,		0,		OBATTLEAXE,		0,		2	},
69 { 450,		0,		OLONGSWORD,		0,		2	},
70 { 1000,		0,		O2SWORD,		0,		2	},
71 { 5000,		0,		OSWORD,			0,		1	},
72 { 16500,	0,		OLANCE,			0,		1	},
73 { 6000,		0,	 OSWORDofSLASHING,	0,		0	},
74 { 10000,	0,		OHAMMER,		0,		0	},
75 
76 /*cost	  memory 	iven name	iven arg   how
77   gp	 pointer	  iven[]	ivenarg[]  many */
78 
79 { 150,		0,		OPROTRING,		1,		1	},
80 { 85,		0,		OSTRRING,		1,		1	},
81 { 120,		0,		ODEXRING,		1,		1	},
82 { 120,		0,		OCLEVERRING,	1,		1	},
83 { 180,		0,		OENERGYRING,	0,		1	},
84 { 125,		0,		ODAMRING,		0,		1	},
85 { 220,		0,		OREGENRING,		0,		1	},
86 { 1000,		0,		ORINGOFEXTRA,	0,		1	},
87 
88 { 280,		0,		OBELT,			0,		1	},
89 
90 { 400,		0,		OAMULET,		0,		1	},
91 
92 { 6500,		0,		OORBOFDRAGON,	0,		0	},
93 { 5500,		0,		OSPIRITSCARAB,	0,		0	},
94 { 5000,		0,		OCUBEofUNDEAD,	0,		0	},
95 { 6000,		0,		ONOTHEFT,		0,		0	},
96 
97 { 590,		0,		OCHEST,			6,		1	},
98 { 200,		0,		OBOOK,			8,		1	},
99 { 10,		0,		OCOOKIE,		0,		3	},
100 
101 /*cost	  memory 	iven name	iven arg   how
102   gp	 pointer	  iven[]	ivenarg[]  many */
103 
104 {	20,		potionname,	OPOTION,	0,		6	},
105 {	90,		potionname,	OPOTION,	1,		5	},
106 {	520,	potionname,	OPOTION,	2,		1	},
107 { 	100,	potionname,	OPOTION,	3,		2	},
108 {	50,		potionname,	OPOTION,	4,		2	},
109 {	150,	potionname,	OPOTION,	5,		2	},
110 {	70,		potionname,	OPOTION,	6,		1	},
111 {	30,		potionname,	OPOTION,	7,		7	},
112 {	200,	potionname,	OPOTION,	8,		1	},
113 {	50,		potionname,	OPOTION,	9,		1	},
114 {	80,		potionname,	OPOTION,	10,		1	},
115 
116 /*cost	  memory 	iven name	iven arg   how
117   gp	 pointer	  iven[]	ivenarg[]  many */
118 
119 {	30,		potionname,	OPOTION,	11,		3	},
120 {	20,		potionname,	OPOTION,	12,		5	},
121 {	40,		potionname,	OPOTION,	13,		3	},
122 {	35,		potionname,	OPOTION,	14,		2	},
123 {	520,	potionname,	OPOTION,	15,		1	},
124 {	90,		potionname,	OPOTION,	16,		2	},
125 {	200,	potionname,	OPOTION,	17,		2	},
126 {	220,	potionname,	OPOTION,	18,		4	},
127 {	80,		potionname,	OPOTION,	19,		6	},
128 {	370,	potionname,	OPOTION,	20,		3	},
129 {	50,		potionname,	OPOTION,	22,		1	},
130 {	150,	potionname,	OPOTION,	23,		3	},
131 
132 /*cost	  memory 	iven name	iven arg   how
133   gp	 pointer	  iven[]	ivenarg[]  many */
134 
135 { 100,	scrollname,		OSCROLL,	0,		2	},
136 { 125,	scrollname,		OSCROLL,	1,		2	},
137 { 60,	scrollname,		OSCROLL,	2,		4	},
138 { 10,	scrollname,		OSCROLL,	3,		4	},
139 { 100,	scrollname,		OSCROLL,	4,		3	},
140 { 200,	scrollname,		OSCROLL,	5,		2	},
141 { 110,	scrollname,		OSCROLL,	6,		1	},
142 { 500,	scrollname,		OSCROLL,	7,		2	},
143 { 200,	scrollname,		OSCROLL,	8,		2	},
144 { 250,	scrollname,		OSCROLL,	9,		4	},
145 { 20,	scrollname,		OSCROLL,	10,		5	},
146 { 30,	scrollname,		OSCROLL,	11,		3	},
147 
148 /*cost	  memory 	iven name	iven arg   how
149   gp	 pointer	  iven[]	ivenarg[]  many */
150 
151 { 340,	scrollname,		OSCROLL,	12,		1	},
152 { 340,	scrollname,		OSCROLL,	13,		1	},
153 { 300,	scrollname,		OSCROLL,	14,		2	},
154 { 400,	scrollname,		OSCROLL,	15,		2	},
155 { 500,	scrollname,		OSCROLL,	16,		2	},
156 { 1000,	scrollname,		OSCROLL,	17,		1	},
157 { 500,	scrollname,		OSCROLL,	18,		1	},
158 { 340,	scrollname,		OSCROLL,	19,		2	},
159 { 220,	scrollname,		OSCROLL,	20,		3	},
160 { 3900,	scrollname,		OSCROLL,	21,		0	},
161 { 610,	scrollname,		OSCROLL,	22,		1	},
162 { 3000,	scrollname,		OSCROLL,	23,		0	}
163  };
164 
165 /*
166 	function for the dnd store
167  */
168 dnd_2hed()
169     {
170 	lprcat("Welcome to the Larn Thrift Shoppe.  We stock many items explorers find useful\n");
171 	lprcat(" in their adventures.  Feel free to browse to your hearts content.\n");
172 	lprcat("Also be advised, if you break 'em, you pay for 'em.");
173 	}
174 
175 static void dnditem();
176 
177 dnd_hed()
178 	{
179 	int i;
180 	for (i=dnditm; i<26+dnditm; i++)	dnditem(i);
181 	cursor(50,18); lprcat("You have ");
182 	}
183 
184 static void
185 handsfull()
186 {
187 	lprcat("\nYou can't carry anything more!");
188 	lflush();
189 	nap(2200);
190 }
191 
192 static void
193 outofstock()
194 {
195 	lprcat("\nSorry, but we are out of that item.");
196 	lflush();
197 	nap(2200);
198 }
199 
200 static void nogold()
201 {
202 	lprcat("\nYou don't have enough gold to pay for that!");
203 	lflush();
204 	nap(2200);
205 }
206 
207 dndstore()
208   {
209   int i;
210   dnditm = 0;
211   nosignal = 1; /* disable signals */
212   clear();  dnd_2hed();
213   if (outstanding_taxes>0)
214 	{
215 	lprcat("\n\nThe Larn Revenue Service has ordered us to not do business with tax evaders.\n"); beep();
216 	lprintf("They have also told us that you owe %d gp in back taxes, and as we must\n",(long)outstanding_taxes);
217 	lprcat("comply with the law, we cannot serve you at this time.  Soo Sorry.\n");
218 	cursors();
219 	lprcat("\nPress "); standout("escape"); lprcat(" to leave: "); lflush();
220 	i=0;
221 	while (i!='\33') i=getchar();
222 	drawscreen();  nosignal = 0; /* enable signals */ return;
223 	}
224 
225   dnd_hed();
226   while (1)
227 	{
228 	cursor(59,18); lprintf("%d gold pieces",(long)c[GOLD]);
229 	cltoeoln(); cl_dn(1,20);	/* erase to eod */
230 	lprcat("\nEnter your transaction ["); standout("space");
231 	lprcat(" for more, "); standout("escape");
232 	lprcat(" to leave]? ");
233 	i=0;
234 	while ((i<'a' || i>'z') && (i!=' ') && (i!='\33') && (i!=12))  i=getchar();
235 	if (i==12) { clear();  dnd_2hed();  dnd_hed(); }
236 	else if (i=='\33')
237 		{ drawscreen();  nosignal = 0; /* enable signals */ return; }
238 	else if (i==' ')
239 		{
240 		cl_dn(1,4);
241 		if ((dnditm += 26) >= maxitm) dnditm=0; dnd_hed();
242 		}
243 	else
244 		{  /* buy something */
245 		lprc(i);	/* echo the byte */
246 		i += dnditm - 'a';
247 		if (i>=maxitm) outofstock(); else
248 		if (itm[i].qty <= 0) outofstock(); else
249 		if (pocketfull()) handsfull(); else
250 		if (c[GOLD] < itm[i].price*10) nogold(); else
251 			{
252 			if (itm[i].mem != 0) *itm[i].mem[itm[i].arg] = ' ';
253 			c[GOLD] -= itm[i].price*10;
254 			itm[i].qty--;  take(itm[i].obj,itm[i].arg);
255 			if (itm[i].qty==0) dnditem(i);  nap(1001);
256 			}
257 		}
258 
259 	}
260   }
261 
262 /*
263 	dnditem(index)
264 
265 	to print the item list;  used in dndstore() enter with the index into itm
266  */
267 static void
268 dnditem(i)
269 	int i;
270 	{
271 	int j,k;
272 	if (i >= maxitm)  return;
273 	cursor( (j=(i&1)*40+1) , (k=((i%26)>>1)+5) );
274 	if (itm[i].qty == 0)  { lprintf("%39s","");  return; }
275 	lprintf("%c) ",(i%26)+'a');
276 	if (itm[i].obj == OPOTION)
277 		{ lprcat("potion of "); lprintf("%s",&potionname[itm[i].arg][1]); }
278 	else if (itm[i].obj == OSCROLL)
279 		{ lprcat("scroll of "); lprintf("%s",&scrollname[itm[i].arg][1]); }
280 	else lprintf("%s",objectname[itm[i].obj]);
281 	cursor( j+31,k );  lprintf("%6d",(long)(itm[i].price*10));
282 	}
283 
284 
285 /*
286 	for the college of larn
287  */
288 char course[26]={0};	/*	the list of courses taken	*/
289 char coursetime[] = { 10, 15, 10, 20, 10, 10, 10, 5 };
290 /*
291 	function to display the header info for the school
292  */
293 sch_hed()
294 	{
295 	clear();
296 	lprcat("The College of Larn offers the exciting opportunity of higher education to\n");
297 	lprcat("all inhabitants of the caves.  Here is a list of the class schedule:\n\n\n");
298 	lprcat("\t\t    Course Name \t       Time Needed\n\n");
299 
300 	if (course[0]==0) lprcat("\t\ta)  Fighters Training I         10 mobuls"); /*line 7 of crt*/
301 	lprc('\n');
302 	if (course[1]==0) lprcat("\t\tb)  Fighters Training II        15 mobuls");
303 	lprc('\n');
304 	if (course[2]==0) lprcat("\t\tc)  Introduction to Wizardry    10 mobuls");
305 	lprc('\n');
306 	if (course[3]==0) lprcat("\t\td)  Applied Wizardry            20 mobuls");
307 	lprc('\n');
308 	if (course[4]==0) lprcat("\t\te)  Behavioral Psychology       10 mobuls");
309 	lprc('\n');
310 	if (course[5]==0) lprcat("\t\tf)  Faith for Today             10 mobuls");
311 	lprc('\n');
312 	if (course[6]==0) lprcat("\t\tg)  Contemporary Dance          10 mobuls");
313 	lprc('\n');
314 	if (course[7]==0) lprcat("\t\th)  History of Larn              5 mobuls");
315 
316 	lprcat("\n\n\t\tAll courses cost 250 gold pieces.");
317 	cursor(30,18);
318 	lprcat("You are presently carrying ");
319 	}
320 
321 oschool()
322 	{
323 	int i;
324 	long time_used;
325 	nosignal = 1; /* disable signals */
326 	sch_hed();
327 	while (1)
328 		{
329 		cursor(57,18); lprintf("%d gold pieces.   ",(long)c[GOLD]); cursors();
330 		lprcat("\nWhat is your choice ["); standout("escape");
331 		lprcat(" to leave] ? ");  yrepcount=0;
332 		i=0;  while ((i<'a' || i>'h') && (i!='\33') && (i!=12)) i=getchar();
333 		if (i==12) { sch_hed();  continue; }
334 		else if (i=='\33')
335 			{ nosignal = 0; drawscreen();  /* enable signals */ return; }
336 		lprc(i);
337 		if (c[GOLD] < 250)  nogold();  else
338 		if (course[i-'a'])
339 			{ lprcat("\nSorry, but that class is filled."); nap(1000); }
340 		else
341 		if (i <= 'h')
342 			{
343 			c[GOLD] -= 250; time_used=0;
344 			switch(i)
345 				{
346 				case 'a':	c[STRENGTH] += 2;  c[CONSTITUTION]++;
347 							lprcat("\nYou feel stronger!");
348 							cl_line(16,7);
349 							break;
350 
351 				case 'b':	if (course[0]==0)
352 								{
353 								lprcat("\nSorry, but this class has a prerequisite of Fighters Training I");
354 								c[GOLD]+=250;  time_used= -10000;  break;
355 								}
356 							lprcat("\nYou feel much stronger!");
357 							cl_line(16,8);
358 							c[STRENGTH] += 2;  c[CONSTITUTION] += 2;  break;
359 
360 				case 'c':	c[INTELLIGENCE] += 2;
361 							lprcat("\nThe task before you now seems more attainable!");
362 							cl_line(16,9);  break;
363 
364 				case 'd':	if (course[2]==0)
365 								{
366 								lprcat("\nSorry, but this class has a prerequisite of Introduction to Wizardry");
367 								c[GOLD]+=250;  time_used= -10000;  break;
368 								}
369 							lprcat("\nThe task before you now seems very attainable!");
370 							cl_line(16,10);
371 							c[INTELLIGENCE] += 2;  break;
372 
373 				case 'e':	c[CHARISMA] += 3;
374 							lprcat("\nYou now feel like a born leader!");
375 							cl_line(16,11);  break;
376 
377 				case 'f':	c[WISDOM] += 2;
378 							lprcat("\nYou now feel more confident that you can find the potion in time!");
379 							cl_line(16,12);  break;
380 
381 				case 'g':	c[DEXTERITY] += 3;
382 							lprcat("\nYou feel like dancing!");
383 							cl_line(16,13);  break;
384 
385 				case 'h':	c[INTELLIGENCE]++;
386 							lprcat("\nYour instructor told you that the Eye of Larn is rumored to be guarded\n");
387 							lprcat("by a platinum dragon who possesses psionic abilities. ");
388 							cl_line(16,14);  break;
389 				}
390 			time_used += coursetime[i-'a']*100;
391 			if (time_used > 0)
392 			  {
393 			  gtime += time_used;
394 			  course[i-'a']++;	/*	remember that he has taken that course	*/
395 			  c[HP] = c[HPMAX];  c[SPELLS] = c[SPELLMAX]; /* he regenerated */
396 
397 			  if (c[BLINDCOUNT])	c[BLINDCOUNT]=1;  /* cure blindness too!  */
398 			  if (c[CONFUSE])		c[CONFUSE]=1;	/*	end confusion	*/
399 			  adjtime((long)time_used);	/* adjust parameters for time change */
400 			  }
401 			nap(1000);
402 			}
403 		}
404 	}
405 
406 /*
407  *	for the first national bank of Larn
408  */
409 int lasttime=0;	/* last time he was in bank */
410 static void banktitle();
411 
412 obank()
413 	{
414 	banktitle("    Welcome to the First National Bank of Larn.");
415 	}
416 obank2()
417 	{
418 	banktitle("Welcome to the 5th level branch office of the First National Bank of Larn.");
419 	}
420 static void
421 banktitle(str)
422 	char *str;
423 	{
424 	nosignal = 1; /* disable signals */
425 	clear();  lprcat(str);
426 	if (outstanding_taxes>0)
427 		{
428 		int i;
429 		lprcat("\n\nThe Larn Revenue Service has ordered that your account be frozen until all\n"); beep();
430 		lprintf("levied taxes have been paid.  They have also told us that you owe %d gp in\n",(long)outstanding_taxes);
431 		lprcat("taxes, and we must comply with them. We cannot serve you at this time.  Sorry.\n");
432 		lprcat("We suggest you go to the LRS office and pay your taxes.\n");
433 		cursors();
434 		lprcat("\nPress "); standout("escape"); lprcat(" to leave: "); lflush();
435 		i=0;
436 		while (i!='\33') i=getchar();
437 		drawscreen();  nosignal = 0; /* enable signals */ return;
438 		}
439 	lprcat("\n\n\tGemstone\t      Appraisal\t\tGemstone\t      Appraisal");
440 	obanksub();		nosignal = 0; /* enable signals */
441 	drawscreen();
442 	}
443 
444 /*
445  *	function to put interest on your bank account
446  */
447 ointerest()
448 	{
449 	int i;
450 	if (c[BANKACCOUNT]<0) c[BANKACCOUNT] = 0;
451 	else if ((c[BANKACCOUNT]>0) && (c[BANKACCOUNT]<500000))
452 		{
453 		i = (gtime-lasttime)/100; /* # mobuls elapsed */
454 		while ((i-- > 0) && (c[BANKACCOUNT]<500000))
455 			c[BANKACCOUNT] += c[BANKACCOUNT]/250;
456 		if (c[BANKACCOUNT]>500000) c[BANKACCOUNT]=500000; /* interest limit */
457 		}
458 	lasttime = (gtime/100)*100;
459 	}
460 
461 static short gemorder[26]={0};	/* the reference to screen location for each */
462 static long gemvalue[26]={0};	/* the appraisal of the gems */
463 obanksub()
464 	{
465 	unsigned long amt;
466 	int i,k;
467 	ointerest();	/* credit any needed interest */
468 
469 	for (k=i=0; i<26; i++)
470 		switch(iven[i])
471 			{
472 			case OLARNEYE: case ODIAMOND: case OEMERALD:
473 			case ORUBY: case OSAPPHIRE:
474 
475 					if (iven[i]==OLARNEYE)
476 						{
477 						gemvalue[i]=250000-((gtime*7)/100)*100;
478 						if (gemvalue[i]<50000) gemvalue[i]=50000;
479 						}
480 					else gemvalue[i] = (255&ivenarg[i])*100;
481 					gemorder[i]=k;
482 					cursor( (k%2)*40+1 , (k>>1)+4 );
483 					lprintf("%c) %s",i+'a',objectname[iven[i]]);
484 					cursor( (k%2)*40+33 , (k>>1)+4 );
485 					lprintf("%5d",(long)gemvalue[i]);  k++;
486 			};
487 	cursor(31,17); lprintf("You have %8d gold pieces in the bank.",(long)c[BANKACCOUNT]);
488 	cursor(40,18); lprintf("You have %8d gold pieces",(long)c[GOLD]);
489 	if (c[BANKACCOUNT]+c[GOLD] >= 500000)
490 		lprcat("\nNote:  Larndom law states that only deposits under 500,000gp  can earn interest.");
491 	while (1)
492 		{
493 		cl_dn(1,20);
494 		lprcat("\nYour wish? [("); standout("d"); lprcat(") deposit, (");
495 		standout("w"); lprcat(") withdraw, ("); standout("s");
496 		lprcat(") sell a stone, or "); standout("escape"); lprcat("]  ");
497 		yrepcount=0;
498 		i=0; while (i!='d' && i!='w' && i!='s' && i!='\33') i=getchar();
499 		switch(i)
500 			{
501 			case 'd':	lprcat("deposit\nHow much? ");	amt = readnum((long)c[GOLD]);
502 						if (amt<0) { lprcat("\nSorry, but we can't take negative gold!"); nap(2000); amt=0; } else
503 						if (amt>c[GOLD])
504 						  { lprcat("  You don't have that much.");  nap(2000); }
505 						else { c[GOLD] -= amt;  c[BANKACCOUNT] += amt; }
506 						break;
507 
508 			case 'w':	lprcat("withdraw\nHow much? ");	amt = readnum((long)c[BANKACCOUNT]);
509 						if (amt<0) { lprcat("\nSorry, but we don't have any negative gold!");  nap(2000); amt=0; }
510 						else if (amt > c[BANKACCOUNT])
511 						  { lprcat("\nYou don't have that much in the bank!"); nap(2000); }
512 						else { c[GOLD] += amt;  c[BANKACCOUNT] -= amt; }
513 						break;
514 
515 			case 's':	lprcat("\nWhich stone would you like to sell? ");
516 						i=0; while ((i<'a' || i>'z') && i!='*') i=getchar();
517 						if (i=='*')
518 						  for (i=0; i<26; i++)
519 							{
520 							if (gemvalue[i])
521 								{
522 								c[GOLD]+=gemvalue[i];  iven[i]=0;
523 								gemvalue[i]=0;	k = gemorder[i];
524 								cursor( (k%2)*40+1 , (k>>1)+4 );
525 								lprintf("%39s","");
526 								}
527 							}
528 						else
529 							{
530 							if (gemvalue[i=i-'a']==0)
531 								{
532 								lprintf("\nItem %c is not a gemstone!",i+'a');
533 								nap(2000); break;
534 								}
535 							c[GOLD]+=gemvalue[i];  iven[i]=0;
536 							gemvalue[i]=0;	k = gemorder[i];
537 							cursor( (k%2)*40+1 , (k>>1)+4 ); lprintf("%39s","");
538 							}
539 						break;
540 
541 			case '\33':	return;
542 			};
543 		cursor(40,17); lprintf("%8d",(long)c[BANKACCOUNT]);
544 		cursor(49,18); lprintf("%8d",(long)c[GOLD]);
545 		}
546 	}
547 
548 /*
549 	subroutine to appraise any stone for the bank
550  */
551 appraise(gemstone)
552 	int gemstone;
553 	{
554 	int j,amt;
555 	for (j=0; j<26; j++)
556 	  if (iven[j]==gemstone)
557 		{
558 		lprintf("\nI see you have %s",objectname[gemstone]);
559 		if (gemstone==OLARNEYE) lprcat("  I must commend you.  I didn't think\nyou could get it.");
560 		lprcat("  Shall I appraise it for you? ");  yrepcount=0;
561 		if (getyn()=='y')
562 			{
563 			lprcat("yes.\n  Just one moment please \n");  nap(1000);
564 			if (gemstone==OLARNEYE)
565 				{
566 				amt = 250000-((gtime*7)/100)*100;
567 				if (amt<50000) amt=50000;
568 				}
569 			else amt = (255 & ivenarg[j]) * 100;
570 			lprintf("\nI can see this is an excellent stone, It is worth %d",(long)amt);
571 			lprcat("\nWould you like to sell it to us? ");  yrepcount=0;
572 			if (getyn()=='y') { lprcat("yes\n"); c[GOLD]+=amt;  iven[j]=0; }
573 			else lprcat("no thank you.\n");
574 			if (gemstone==OLARNEYE) lprcat("It is, of course, your privilege to keep the stone\n");
575 			}
576 		else lprcat("no\nO. K.\n");
577 		}
578 	}
579 /*
580 	function for the trading post
581  */
582 static otradhead()
583 	{
584     clear();
585 	lprcat("Welcome to the Larn Trading Post.  We buy items that explorers no longer find\n");
586     lprcat("useful.  Since the condition of the items you bring in is not certain,\n");
587     lprcat("and we incur great expense in reconditioning the items, we usually pay\n");
588     lprcat("only 20% of their value were they to be new.  If the items are badly\n");
589 	lprcat("damaged, we will pay only 10% of their new value.\n\n");
590 	}
591 
592 otradepost()
593   {
594   int i,j,value,isub,izarg;
595   dnditm = dndcount = 0;
596   nosignal = 1; /* disable signals */
597   resetscroll();	otradhead();
598   while (1)
599 	{
600 	lprcat("\nWhat item do you want to sell to us ["); standout("*");
601 	lprcat(" for list, or "); standout("escape"); lprcat("] ? ");
602 	i=0; while (i>'z' || (i<'a' && i!='*' && i!='\33' && i!='.')) i=getchar();
603 	if (i == '\33')
604 		{ setscroll(); recalc(); drawscreen(); nosignal=0; /* enable signals */ return; }
605 	isub = i - 'a';		j=0;
606 	if (iven[isub]==OSCROLL) if (scrollname[ivenarg[isub]][0]==0)
607 		{ j=1; cnsitm(); }	/* can't sell unidentified item */
608 	if (iven[isub]==OPOTION) if (potionname[ivenarg[isub]][0]==0)
609 		{ j=1; cnsitm(); }	/* can't sell unidentified item */
610 	if (!j)
611 	  if (i=='*') { clear(); qshowstr(); otradhead(); }
612 	else  if (iven[isub]==0)  lprintf("\nYou don't have item %c!",isub+'a');
613 	else
614 		{
615 		for (j=0; j<maxitm; j++)
616 		  if ((itm[j].obj == iven[isub]) || (iven[isub] == ODIAMOND) || (iven[isub] == ORUBY) || (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE))
617 			{
618 			srcount=0;  show3(isub);	/* show what the item was */
619 			if ((iven[isub] == ODIAMOND) || (iven[isub] == ORUBY)
620 				|| (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE))
621 				value = 20*ivenarg[isub];
622 			else
623 			if ((itm[j].obj == OSCROLL) || (itm[j].obj == OPOTION))  value = 2*itm[j+ivenarg[isub]].price;
624 			else
625 				{
626 				izarg=ivenarg[isub];  value = itm[j].price;	/* appreciate if a +n object */
627 				if (izarg >= 0) value *= 2;
628 				while ((izarg-- > 0) && ((value=14*(67+value)/10) < 500000));
629 				}
630 			lprintf("\nItem (%c) is worth %d gold pieces to us.  Do you want to sell it? ",i,(long)value);
631 			yrepcount=0;
632 			if (getyn()=='y')
633 				{
634 				lprcat("yes\n"); c[GOLD]+=value;
635 				if (c[WEAR] == isub) c[WEAR] = -1;
636 				if (c[WIELD] == isub) c[WIELD] = -1;
637 				if (c[SHIELD] == isub) c[SHIELD] = -1;
638 				adjustcvalues(iven[isub],ivenarg[isub]);
639 				iven[isub]=0;
640 				}
641 			else lprcat("no thanks.\n");
642 			j = maxitm+100;	/* get out of the inner loop */
643 			}
644 		if (j <= maxitm+2) lprcat("\nSo sorry, but we are not authorized to accept that item.");
645 		}
646 	}
647   }
648 
649 cnsitm()
650 	{ lprcat("\nSorry, we can't accept unidentified objects."); }
651 
652 /*
653  *	for the Larn Revenue Service
654  */
655 olrs()
656 	{
657 	int i,first;
658 	unsigned long amt;
659 	first = nosignal = 1; /* disable signals */
660 	clear();  resetscroll(); cursor(1,4);
661 	lprcat("Welcome to the Larn Revenue Service district office.  How can we help you?");
662 	while (1)
663 		{
664 		if (first) { first=0; goto nxt; }
665 		cursors();
666 		lprcat("\n\nYour wish? [(");
667 		standout("p");
668 		lprcat(") pay taxes, or ");
669 		standout("escape");
670 		lprcat("]  ");  yrepcount=0;
671 		i=0; while (i!='p' && i!='\33') i=getchar();
672 		switch(i)
673 			{
674 			case 'p':	lprcat("pay taxes\nHow much? "); amt = readnum((long)c[GOLD]);
675 						if (amt<0) { lprcat("\nSorry, but we can't take negative gold\n"); amt=0; } else
676 						if (amt>c[GOLD])	lprcat("  You don't have that much.\n");
677 						else  c[GOLD] -= paytaxes((long)amt);
678 						break;
679 
680 			case '\33':	nosignal = 0; /* enable signals */
681 						setscroll(); drawscreen();	return;
682 			};
683 
684 nxt:	cursor(1,6);
685 		if (outstanding_taxes>0)
686 			lprintf("You presently owe %d gp in taxes.  ",(long)outstanding_taxes);
687 		else
688 			lprcat("You do not owe us any taxes.           ");
689 		cursor(1,8);
690 		if (c[GOLD]>0)
691 			lprintf("You have %6d gp.    ",(long)c[GOLD]);
692 		else
693 			lprcat("You have no gold pieces.  ");
694 		}
695 	}
696