xref: /original-bsd/games/larn/store.c (revision c6ddb5f9)
1 /*-
2  * Copyright (c) 1988 The Regents of the University of California.
3  * All rights reserved.
4  *
5  * %sccs.include.redist.c%
6  */
7 
8 #ifndef lint
9 static char sccsid[] = "@(#)store.c	5.4 (Berkeley) 05/13/91";
10 #endif /* not lint */
11 
12 /*	store.c		Larn is copyrighted 1986 by Noah Morgan. */
13 #include "header.h"
14 static int dndcount=0,dnditm=0;
15 
16 /*	this is the data for the stuff in the dnd store	*/
17 int maxitm=83;	/* number of items in the dnd inventory table	*/
18 struct _itm itm[90] = {
19 /*cost	  memory 	iven name	iven arg   how
20   gp	 pointer	  iven[]	ivenarg[]  many */
21 
22 { 2,		0,		OLEATHER,		0,		3	},
23 { 10,		0,		OSTUDLEATHER,	0,		2	},
24 { 40,		0,		ORING,			0,		2	},
25 { 85,		0,		OCHAIN,			0,		2	},
26 { 220,		0,		OSPLINT,		0,		1	},
27 { 400,		0,		OPLATE,			0,		1	},
28 { 900,		0,		OPLATEARMOR,	0,		1	},
29 { 2600,		0,		OSSPLATE,		0,		1	},
30 { 150,		0,		OSHIELD,		0,		1	},
31 
32 /*cost	  memory 	iven name	iven arg   how
33   gp	 pointer	  iven[]	ivenarg[]  many */
34 
35 { 2,		0,		ODAGGER,		0,		3	},
36 { 20,		0,		OSPEAR,			0,		3	},
37 { 80,		0,		OFLAIL,			0,		2	},
38 { 150,		0,		OBATTLEAXE,		0,		2	},
39 { 450,		0,		OLONGSWORD,		0,		2	},
40 { 1000,		0,		O2SWORD,		0,		2	},
41 { 5000,		0,		OSWORD,			0,		1	},
42 { 16500,	0,		OLANCE,			0,		1	},
43 { 6000,		0,	 OSWORDofSLASHING,	0,		0	},
44 { 10000,	0,		OHAMMER,		0,		0	},
45 
46 /*cost	  memory 	iven name	iven arg   how
47   gp	 pointer	  iven[]	ivenarg[]  many */
48 
49 { 150,		0,		OPROTRING,		1,		1	},
50 { 85,		0,		OSTRRING,		1,		1	},
51 { 120,		0,		ODEXRING,		1,		1	},
52 { 120,		0,		OCLEVERRING,	1,		1	},
53 { 180,		0,		OENERGYRING,	0,		1	},
54 { 125,		0,		ODAMRING,		0,		1	},
55 { 220,		0,		OREGENRING,		0,		1	},
56 { 1000,		0,		ORINGOFEXTRA,	0,		1	},
57 
58 { 280,		0,		OBELT,			0,		1	},
59 
60 { 400,		0,		OAMULET,		0,		1	},
61 
62 { 6500,		0,		OORBOFDRAGON,	0,		0	},
63 { 5500,		0,		OSPIRITSCARAB,	0,		0	},
64 { 5000,		0,		OCUBEofUNDEAD,	0,		0	},
65 { 6000,		0,		ONOTHEFT,		0,		0	},
66 
67 { 590,		0,		OCHEST,			6,		1	},
68 { 200,		0,		OBOOK,			8,		1	},
69 { 10,		0,		OCOOKIE,		0,		3	},
70 
71 /*cost	  memory 	iven name	iven arg   how
72   gp	 pointer	  iven[]	ivenarg[]  many */
73 
74 {	20,		potionname,	OPOTION,	0,		6	},
75 {	90,		potionname,	OPOTION,	1,		5	},
76 {	520,	potionname,	OPOTION,	2,		1	},
77 { 	100,	potionname,	OPOTION,	3,		2	},
78 {	50,		potionname,	OPOTION,	4,		2	},
79 {	150,	potionname,	OPOTION,	5,		2	},
80 {	70,		potionname,	OPOTION,	6,		1	},
81 {	30,		potionname,	OPOTION,	7,		7	},
82 {	200,	potionname,	OPOTION,	8,		1	},
83 {	50,		potionname,	OPOTION,	9,		1	},
84 {	80,		potionname,	OPOTION,	10,		1	},
85 
86 /*cost	  memory 	iven name	iven arg   how
87   gp	 pointer	  iven[]	ivenarg[]  many */
88 
89 {	30,		potionname,	OPOTION,	11,		3	},
90 {	20,		potionname,	OPOTION,	12,		5	},
91 {	40,		potionname,	OPOTION,	13,		3	},
92 {	35,		potionname,	OPOTION,	14,		2	},
93 {	520,	potionname,	OPOTION,	15,		1	},
94 {	90,		potionname,	OPOTION,	16,		2	},
95 {	200,	potionname,	OPOTION,	17,		2	},
96 {	220,	potionname,	OPOTION,	18,		4	},
97 {	80,		potionname,	OPOTION,	19,		6	},
98 {	370,	potionname,	OPOTION,	20,		3	},
99 {	50,		potionname,	OPOTION,	22,		1	},
100 {	150,	potionname,	OPOTION,	23,		3	},
101 
102 /*cost	  memory 	iven name	iven arg   how
103   gp	 pointer	  iven[]	ivenarg[]  many */
104 
105 { 100,	scrollname,		OSCROLL,	0,		2	},
106 { 125,	scrollname,		OSCROLL,	1,		2	},
107 { 60,	scrollname,		OSCROLL,	2,		4	},
108 { 10,	scrollname,		OSCROLL,	3,		4	},
109 { 100,	scrollname,		OSCROLL,	4,		3	},
110 { 200,	scrollname,		OSCROLL,	5,		2	},
111 { 110,	scrollname,		OSCROLL,	6,		1	},
112 { 500,	scrollname,		OSCROLL,	7,		2	},
113 { 200,	scrollname,		OSCROLL,	8,		2	},
114 { 250,	scrollname,		OSCROLL,	9,		4	},
115 { 20,	scrollname,		OSCROLL,	10,		5	},
116 { 30,	scrollname,		OSCROLL,	11,		3	},
117 
118 /*cost	  memory 	iven name	iven arg   how
119   gp	 pointer	  iven[]	ivenarg[]  many */
120 
121 { 340,	scrollname,		OSCROLL,	12,		1	},
122 { 340,	scrollname,		OSCROLL,	13,		1	},
123 { 300,	scrollname,		OSCROLL,	14,		2	},
124 { 400,	scrollname,		OSCROLL,	15,		2	},
125 { 500,	scrollname,		OSCROLL,	16,		2	},
126 { 1000,	scrollname,		OSCROLL,	17,		1	},
127 { 500,	scrollname,		OSCROLL,	18,		1	},
128 { 340,	scrollname,		OSCROLL,	19,		2	},
129 { 220,	scrollname,		OSCROLL,	20,		3	},
130 { 3900,	scrollname,		OSCROLL,	21,		0	},
131 { 610,	scrollname,		OSCROLL,	22,		1	},
132 { 3000,	scrollname,		OSCROLL,	23,		0	}
133  };
134 
135 /*
136 	function for the dnd store
137  */
138 dnd_2hed()
139     {
140 	lprcat("Welcome to the Larn Thrift Shoppe.  We stock many items explorers find useful\n");
141 	lprcat(" in their adventures.  Feel free to browse to your hearts content.\n");
142 	lprcat("Also be advised, if you break 'em, you pay for 'em.");
143 	}
144 
145 static void dnditem();
146 
147 dnd_hed()
148 	{
149 	register int i;
150 	for (i=dnditm; i<26+dnditm; i++)	dnditem(i);
151 	cursor(50,18); lprcat("You have ");
152 	}
153 
154 static void
155 handsfull()
156 {
157 	lprcat("\nYou can't carry anything more!");
158 	lflush();
159 	nap(2200);
160 }
161 
162 static void
163 outofstock()
164 {
165 	lprcat("\nSorry, but we are out of that item.");
166 	lflush();
167 	nap(2200);
168 }
169 
170 static void nogold()
171 {
172 	lprcat("\nYou don't have enough gold to pay for that!");
173 	lflush();
174 	nap(2200);
175 }
176 
177 dndstore()
178   {
179   register int i;
180   dnditm = 0;
181   nosignal = 1; /* disable signals */
182   clear();  dnd_2hed();
183   if (outstanding_taxes>0)
184 	{
185 	lprcat("\n\nThe Larn Revenue Service has ordered us to not do business with tax evaders.\n"); beep();
186 	lprintf("They have also told us that you owe %d gp in back taxes, and as we must\n",(long)outstanding_taxes);
187 	lprcat("comply with the law, we cannot serve you at this time.  Soo Sorry.\n");
188 	cursors();
189 	lprcat("\nPress "); standout("escape"); lprcat(" to leave: "); lflush();
190 	i=0;
191 	while (i!='\33') i=getchar();
192 	drawscreen();  nosignal = 0; /* enable signals */ return;
193 	}
194 
195   dnd_hed();
196   while (1)
197 	{
198 	cursor(59,18); lprintf("%d gold pieces",(long)c[GOLD]);
199 	cltoeoln(); cl_dn(1,20);	/* erase to eod */
200 	lprcat("\nEnter your transaction ["); standout("space");
201 	lprcat(" for more, "); standout("escape");
202 	lprcat(" to leave]? ");
203 	i=0;
204 	while ((i<'a' || i>'z') && (i!=' ') && (i!='\33') && (i!=12))  i=getchar();
205 	if (i==12) { clear();  dnd_2hed();  dnd_hed(); }
206 	else if (i=='\33')
207 		{ drawscreen();  nosignal = 0; /* enable signals */ return; }
208 	else if (i==' ')
209 		{
210 		cl_dn(1,4);
211 		if ((dnditm += 26) >= maxitm) dnditm=0; dnd_hed();
212 		}
213 	else
214 		{  /* buy something */
215 		lprc(i);	/* echo the byte */
216 		i += dnditm - 'a';
217 		if (i>=maxitm) outofstock(); else
218 		if (itm[i].qty <= 0) outofstock(); else
219 		if (pocketfull()) handsfull(); else
220 		if (c[GOLD] < itm[i].price*10) nogold(); else
221 			{
222 			if (itm[i].mem != 0) *itm[i].mem[itm[i].arg] = ' ';
223 			c[GOLD] -= itm[i].price*10;
224 			itm[i].qty--;  take(itm[i].obj,itm[i].arg);
225 			if (itm[i].qty==0) dnditem(i);  nap(1001);
226 			}
227 		}
228 
229 	}
230   }
231 
232 /*
233 	dnditem(index)
234 
235 	to print the item list;  used in dndstore() enter with the index into itm
236  */
237 static void
238 dnditem(i)
239 	register int i;
240 	{
241 	register int j,k;
242 	if (i >= maxitm)  return;
243 	cursor( (j=(i&1)*40+1) , (k=((i%26)>>1)+5) );
244 	if (itm[i].qty == 0)  { lprintf("%39s","");  return; }
245 	lprintf("%c) ",(i%26)+'a');
246 	if (itm[i].obj == OPOTION)
247 		{ lprcat("potion of "); lprintf("%s",&potionname[itm[i].arg][1]); }
248 	else if (itm[i].obj == OSCROLL)
249 		{ lprcat("scroll of "); lprintf("%s",&scrollname[itm[i].arg][1]); }
250 	else lprintf("%s",objectname[itm[i].obj]);
251 	cursor( j+31,k );  lprintf("%6d",(long)(itm[i].price*10));
252 	}
253 
254 
255 /*
256 	for the college of larn
257  */
258 char course[26]={0};	/*	the list of courses taken	*/
259 char coursetime[] = { 10, 15, 10, 20, 10, 10, 10, 5 };
260 /*
261 	function to display the header info for the school
262  */
263 sch_hed()
264 	{
265 	clear();
266 	lprcat("The College of Larn offers the exciting opportunity of higher education to\n");
267 	lprcat("all inhabitants of the caves.  Here is a list of the class schedule:\n\n\n");
268 	lprcat("\t\t    Course Name \t       Time Needed\n\n");
269 
270 	if (course[0]==0) lprcat("\t\ta)  Fighters Training I         10 mobuls"); /*line 7 of crt*/
271 	lprc('\n');
272 	if (course[1]==0) lprcat("\t\tb)  Fighters Training II        15 mobuls");
273 	lprc('\n');
274 	if (course[2]==0) lprcat("\t\tc)  Introduction to Wizardry    10 mobuls");
275 	lprc('\n');
276 	if (course[3]==0) lprcat("\t\td)  Applied Wizardry            20 mobuls");
277 	lprc('\n');
278 	if (course[4]==0) lprcat("\t\te)  Behavioral Psychology       10 mobuls");
279 	lprc('\n');
280 	if (course[5]==0) lprcat("\t\tf)  Faith for Today             10 mobuls");
281 	lprc('\n');
282 	if (course[6]==0) lprcat("\t\tg)  Contemporary Dance          10 mobuls");
283 	lprc('\n');
284 	if (course[7]==0) lprcat("\t\th)  History of Larn              5 mobuls");
285 
286 	lprcat("\n\n\t\tAll courses cost 250 gold pieces.");
287 	cursor(30,18);
288 	lprcat("You are presently carrying ");
289 	}
290 
291 oschool()
292 	{
293 	register int i;
294 	long time_used;
295 	nosignal = 1; /* disable signals */
296 	sch_hed();
297 	while (1)
298 		{
299 		cursor(57,18); lprintf("%d gold pieces.   ",(long)c[GOLD]); cursors();
300 		lprcat("\nWhat is your choice ["); standout("escape");
301 		lprcat(" to leave] ? ");  yrepcount=0;
302 		i=0;  while ((i<'a' || i>'h') && (i!='\33') && (i!=12)) i=getchar();
303 		if (i==12) { sch_hed();  continue; }
304 		else if (i=='\33')
305 			{ nosignal = 0; drawscreen();  /* enable signals */ return; }
306 		lprc(i);
307 		if (c[GOLD] < 250)  nogold();  else
308 		if (course[i-'a'])
309 			{ lprcat("\nSorry, but that class is filled."); nap(1000); }
310 		else
311 		if (i <= 'h')
312 			{
313 			c[GOLD] -= 250; time_used=0;
314 			switch(i)
315 				{
316 				case 'a':	c[STRENGTH] += 2;  c[CONSTITUTION]++;
317 							lprcat("\nYou feel stronger!");
318 							cl_line(16,7);
319 							break;
320 
321 				case 'b':	if (course[0]==0)
322 								{
323 								lprcat("\nSorry, but this class has a prerequisite of Fighters Training I");
324 								c[GOLD]+=250;  time_used= -10000;  break;
325 								}
326 							lprcat("\nYou feel much stronger!");
327 							cl_line(16,8);
328 							c[STRENGTH] += 2;  c[CONSTITUTION] += 2;  break;
329 
330 				case 'c':	c[INTELLIGENCE] += 2;
331 							lprcat("\nThe task before you now seems more attainable!");
332 							cl_line(16,9);  break;
333 
334 				case 'd':	if (course[2]==0)
335 								{
336 								lprcat("\nSorry, but this class has a prerequisite of Introduction to Wizardry");
337 								c[GOLD]+=250;  time_used= -10000;  break;
338 								}
339 							lprcat("\nThe task before you now seems very attainable!");
340 							cl_line(16,10);
341 							c[INTELLIGENCE] += 2;  break;
342 
343 				case 'e':	c[CHARISMA] += 3;
344 							lprcat("\nYou now feel like a born leader!");
345 							cl_line(16,11);  break;
346 
347 				case 'f':	c[WISDOM] += 2;
348 							lprcat("\nYou now feel more confident that you can find the potion in time!");
349 							cl_line(16,12);  break;
350 
351 				case 'g':	c[DEXTERITY] += 3;
352 							lprcat("\nYou feel like dancing!");
353 							cl_line(16,13);  break;
354 
355 				case 'h':	c[INTELLIGENCE]++;
356 							lprcat("\nYour instructor told you that the Eye of Larn is rumored to be guarded\n");
357 							lprcat("by a platinum dragon who possesses psionic abilities. ");
358 							cl_line(16,14);  break;
359 				}
360 			time_used += coursetime[i-'a']*100;
361 			if (time_used > 0)
362 			  {
363 			  gtime += time_used;
364 			  course[i-'a']++;	/*	remember that he has taken that course	*/
365 			  c[HP] = c[HPMAX];  c[SPELLS] = c[SPELLMAX]; /* he regenerated */
366 
367 			  if (c[BLINDCOUNT])	c[BLINDCOUNT]=1;  /* cure blindness too!  */
368 			  if (c[CONFUSE])		c[CONFUSE]=1;	/*	end confusion	*/
369 			  adjtime((long)time_used);	/* adjust parameters for time change */
370 			  }
371 			nap(1000);
372 			}
373 		}
374 	}
375 
376 /*
377  *	for the first national bank of Larn
378  */
379 int lasttime=0;	/* last time he was in bank */
380 static void banktitle();
381 
382 obank()
383 	{
384 	banktitle("    Welcome to the First National Bank of Larn.");
385 	}
386 obank2()
387 	{
388 	banktitle("Welcome to the 5th level branch office of the First National Bank of Larn.");
389 	}
390 static void
391 banktitle(str)
392 	char *str;
393 	{
394 	nosignal = 1; /* disable signals */
395 	clear();  lprcat(str);
396 	if (outstanding_taxes>0)
397 		{
398 		register int i;
399 		lprcat("\n\nThe Larn Revenue Service has ordered that your account be frozen until all\n"); beep();
400 		lprintf("levied taxes have been paid.  They have also told us that you owe %d gp in\n",(long)outstanding_taxes);
401 		lprcat("taxes, and we must comply with them. We cannot serve you at this time.  Sorry.\n");
402 		lprcat("We suggest you go to the LRS office and pay your taxes.\n");
403 		cursors();
404 		lprcat("\nPress "); standout("escape"); lprcat(" to leave: "); lflush();
405 		i=0;
406 		while (i!='\33') i=getchar();
407 		drawscreen();  nosignal = 0; /* enable signals */ return;
408 		}
409 	lprcat("\n\n\tGemstone\t      Appraisal\t\tGemstone\t      Appraisal");
410 	obanksub();		nosignal = 0; /* enable signals */
411 	drawscreen();
412 	}
413 
414 /*
415  *	function to put interest on your bank account
416  */
417 ointerest()
418 	{
419 	register int i;
420 	if (c[BANKACCOUNT]<0) c[BANKACCOUNT] = 0;
421 	else if ((c[BANKACCOUNT]>0) && (c[BANKACCOUNT]<500000))
422 		{
423 		i = (gtime-lasttime)/100; /* # mobuls elapsed */
424 		while ((i-- > 0) && (c[BANKACCOUNT]<500000))
425 			c[BANKACCOUNT] += c[BANKACCOUNT]/250;
426 		if (c[BANKACCOUNT]>500000) c[BANKACCOUNT]=500000; /* interest limit */
427 		}
428 	lasttime = (gtime/100)*100;
429 	}
430 
431 static short gemorder[26]={0};	/* the reference to screen location for each */
432 static long gemvalue[26]={0};	/* the appraisal of the gems */
433 obanksub()
434 	{
435 	unsigned long amt;
436 	register int i,k;
437 	ointerest();	/* credit any needed interest */
438 
439 	for (k=i=0; i<26; i++)
440 		switch(iven[i])
441 			{
442 			case OLARNEYE: case ODIAMOND: case OEMERALD:
443 			case ORUBY: case OSAPPHIRE:
444 
445 					if (iven[i]==OLARNEYE)
446 						{
447 						gemvalue[i]=250000-((gtime*7)/100)*100;
448 						if (gemvalue[i]<50000) gemvalue[i]=50000;
449 						}
450 					else gemvalue[i] = (255&ivenarg[i])*100;
451 					gemorder[i]=k;
452 					cursor( (k%2)*40+1 , (k>>1)+4 );
453 					lprintf("%c) %s",i+'a',objectname[iven[i]]);
454 					cursor( (k%2)*40+33 , (k>>1)+4 );
455 					lprintf("%5d",(long)gemvalue[i]);  k++;
456 			};
457 	cursor(31,17); lprintf("You have %8d gold pieces in the bank.",(long)c[BANKACCOUNT]);
458 	cursor(40,18); lprintf("You have %8d gold pieces",(long)c[GOLD]);
459 	if (c[BANKACCOUNT]+c[GOLD] >= 500000)
460 		lprcat("\nNote:  Larndom law states that only deposits under 500,000gp  can earn interest.");
461 	while (1)
462 		{
463 		cl_dn(1,20);
464 		lprcat("\nYour wish? [("); standout("d"); lprcat(") deposit, (");
465 		standout("w"); lprcat(") withdraw, ("); standout("s");
466 		lprcat(") sell a stone, or "); standout("escape"); lprcat("]  ");
467 		yrepcount=0;
468 		i=0; while (i!='d' && i!='w' && i!='s' && i!='\33') i=getchar();
469 		switch(i)
470 			{
471 			case 'd':	lprcat("deposit\nHow much? ");	amt = readnum((long)c[GOLD]);
472 						if (amt<0) { lprcat("\nSorry, but we can't take negative gold!"); nap(2000); amt=0; } else
473 						if (amt>c[GOLD])
474 						  { lprcat("  You don't have that much.");  nap(2000); }
475 						else { c[GOLD] -= amt;  c[BANKACCOUNT] += amt; }
476 						break;
477 
478 			case 'w':	lprcat("withdraw\nHow much? ");	amt = readnum((long)c[BANKACCOUNT]);
479 						if (amt<0) { lprcat("\nSorry, but we don't have any negative gold!");  nap(2000); amt=0; }
480 						else if (amt > c[BANKACCOUNT])
481 						  { lprcat("\nYou don't have that much in the bank!"); nap(2000); }
482 						else { c[GOLD] += amt;  c[BANKACCOUNT] -= amt; }
483 						break;
484 
485 			case 's':	lprcat("\nWhich stone would you like to sell? ");
486 						i=0; while ((i<'a' || i>'z') && i!='*') i=getchar();
487 						if (i=='*')
488 						  for (i=0; i<26; i++)
489 							{
490 							if (gemvalue[i])
491 								{
492 								c[GOLD]+=gemvalue[i];  iven[i]=0;
493 								gemvalue[i]=0;	k = gemorder[i];
494 								cursor( (k%2)*40+1 , (k>>1)+4 );
495 								lprintf("%39s","");
496 								}
497 							}
498 						else
499 							{
500 							if (gemvalue[i=i-'a']==0)
501 								{
502 								lprintf("\nItem %c is not a gemstone!",i+'a');
503 								nap(2000); break;
504 								}
505 							c[GOLD]+=gemvalue[i];  iven[i]=0;
506 							gemvalue[i]=0;	k = gemorder[i];
507 							cursor( (k%2)*40+1 , (k>>1)+4 ); lprintf("%39s","");
508 							}
509 						break;
510 
511 			case '\33':	return;
512 			};
513 		cursor(40,17); lprintf("%8d",(long)c[BANKACCOUNT]);
514 		cursor(49,18); lprintf("%8d",(long)c[GOLD]);
515 		}
516 	}
517 
518 /*
519 	subroutine to appraise any stone for the bank
520  */
521 appraise(gemstone)
522 	register int gemstone;
523 	{
524 	register int j,amt;
525 	for (j=0; j<26; j++)
526 	  if (iven[j]==gemstone)
527 		{
528 		lprintf("\nI see you have %s",objectname[gemstone]);
529 		if (gemstone==OLARNEYE) lprcat("  I must commend you.  I didn't think\nyou could get it.");
530 		lprcat("  Shall I appraise it for you? ");  yrepcount=0;
531 		if (getyn()=='y')
532 			{
533 			lprcat("yes.\n  Just one moment please \n");  nap(1000);
534 			if (gemstone==OLARNEYE)
535 				{
536 				amt = 250000-((gtime*7)/100)*100;
537 				if (amt<50000) amt=50000;
538 				}
539 			else amt = (255 & ivenarg[j]) * 100;
540 			lprintf("\nI can see this is an excellent stone, It is worth %d",(long)amt);
541 			lprcat("\nWould you like to sell it to us? ");  yrepcount=0;
542 			if (getyn()=='y') { lprcat("yes\n"); c[GOLD]+=amt;  iven[j]=0; }
543 			else lprcat("no thank you.\n");
544 			if (gemstone==OLARNEYE) lprcat("It is, of course, your privilege to keep the stone\n");
545 			}
546 		else lprcat("no\nO. K.\n");
547 		}
548 	}
549 /*
550 	function for the trading post
551  */
552 static otradhead()
553 	{
554     clear();
555 	lprcat("Welcome to the Larn Trading Post.  We buy items that explorers no longer find\n");
556     lprcat("useful.  Since the condition of the items you bring in is not certain,\n");
557     lprcat("and we incur great expense in reconditioning the items, we usually pay\n");
558     lprcat("only 20% of their value were they to be new.  If the items are badly\n");
559 	lprcat("damaged, we will pay only 10% of their new value.\n\n");
560 	}
561 
562 otradepost()
563   {
564   register int i,j,value,isub,izarg;
565   dnditm = dndcount = 0;
566   nosignal = 1; /* disable signals */
567   resetscroll();	otradhead();
568   while (1)
569 	{
570 	lprcat("\nWhat item do you want to sell to us ["); standout("*");
571 	lprcat(" for list, or "); standout("escape"); lprcat("] ? ");
572 	i=0; while (i>'z' || (i<'a' && i!='*' && i!='\33' && i!='.')) i=getchar();
573 	if (i == '\33')
574 		{ setscroll(); recalc(); drawscreen(); nosignal=0; /* enable signals */ return; }
575 	isub = i - 'a';		j=0;
576 	if (iven[isub]==OSCROLL) if (scrollname[ivenarg[isub]][0]==0)
577 		{ j=1; cnsitm(); }	/* can't sell unidentified item */
578 	if (iven[isub]==OPOTION) if (potionname[ivenarg[isub]][0]==0)
579 		{ j=1; cnsitm(); }	/* can't sell unidentified item */
580 	if (!j)
581 	  if (i=='*') { clear(); qshowstr(); otradhead(); }
582 	else  if (iven[isub]==0)  lprintf("\nYou don't have item %c!",isub+'a');
583 	else
584 		{
585 		for (j=0; j<maxitm; j++)
586 		  if ((itm[j].obj == iven[isub]) || (iven[isub] == ODIAMOND) || (iven[isub] == ORUBY) || (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE))
587 			{
588 			srcount=0;  show3(isub);	/* show what the item was */
589 			if ((iven[isub] == ODIAMOND) || (iven[isub] == ORUBY)
590 				|| (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE))
591 				value = 20*ivenarg[isub];
592 			else
593 			if ((itm[j].obj == OSCROLL) || (itm[j].obj == OPOTION))  value = 2*itm[j+ivenarg[isub]].price;
594 			else
595 				{
596 				izarg=ivenarg[isub];  value = itm[j].price;	/* appreciate if a +n object */
597 				if (izarg >= 0) value *= 2;
598 				while ((izarg-- > 0) && ((value=14*(67+value)/10) < 500000));
599 				}
600 			lprintf("\nItem (%c) is worth %d gold pieces to us.  Do you want to sell it? ",i,(long)value);
601 			yrepcount=0;
602 			if (getyn()=='y')
603 				{
604 				lprcat("yes\n"); c[GOLD]+=value;
605 				if (c[WEAR] == isub) c[WEAR] = -1;
606 				if (c[WIELD] == isub) c[WIELD] = -1;
607 				if (c[SHIELD] == isub) c[SHIELD] = -1;
608 				adjustcvalues(iven[isub],ivenarg[isub]);
609 				iven[isub]=0;
610 				}
611 			else lprcat("no thanks.\n");
612 			j = maxitm+100;	/* get out of the inner loop */
613 			}
614 		if (j <= maxitm+2) lprcat("\nSo sorry, but we are not authorized to accept that item.");
615 		}
616 	}
617   }
618 
619 cnsitm()
620 	{ lprcat("\nSorry, we can't accept unidentified objects."); }
621 
622 /*
623  *	for the Larn Revenue Service
624  */
625 olrs()
626 	{
627 	register int i,first;
628 	unsigned long amt;
629 	first = nosignal = 1; /* disable signals */
630 	clear();  resetscroll(); cursor(1,4);
631 	lprcat("Welcome to the Larn Revenue Service district office.  How can we help you?");
632 	while (1)
633 		{
634 		if (first) { first=0; goto nxt; }
635 		cursors();
636 		lprcat("\n\nYour wish? [(");
637 		standout("p");
638 		lprcat(") pay taxes, or ");
639 		standout("escape");
640 		lprcat("]  ");  yrepcount=0;
641 		i=0; while (i!='p' && i!='\33') i=getchar();
642 		switch(i)
643 			{
644 			case 'p':	lprcat("pay taxes\nHow much? "); amt = readnum((long)c[GOLD]);
645 						if (amt<0) { lprcat("\nSorry, but we can't take negative gold\n"); amt=0; } else
646 						if (amt>c[GOLD])	lprcat("  You don't have that much.\n");
647 						else  c[GOLD] -= paytaxes((long)amt);
648 						break;
649 
650 			case '\33':	nosignal = 0; /* enable signals */
651 						setscroll(); drawscreen();	return;
652 			};
653 
654 nxt:	cursor(1,6);
655 		if (outstanding_taxes>0)
656 			lprintf("You presently owe %d gp in taxes.  ",(long)outstanding_taxes);
657 		else
658 			lprcat("You do not owe us any taxes.           ");
659 		cursor(1,8);
660 		if (c[GOLD]>0)
661 			lprintf("You have %6d gp.    ",(long)c[GOLD]);
662 		else
663 			lprcat("You have no gold pieces.  ");
664 		}
665 	}
666