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      1 /*	$NetBSD: store.c,v 1.17 2021/05/02 12:50:45 rillig Exp $	 */
      2 
      3 /*-
      4  * Copyright (c) 1988 The Regents of the University of California.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #ifndef lint
     34 #if 0
     35 static char     sccsid[] = "@(#)store.c	5.4 (Berkeley) 5/13/91";
     36 #else
     37 __RCSID("$NetBSD: store.c,v 1.17 2021/05/02 12:50:45 rillig Exp $");
     38 #endif
     39 #endif				/* not lint */
     40 
     41 /* store.c		Larn is copyrighted 1986 by Noah Morgan. */
     42 #include "header.h"
     43 #include "extern.h"
     44 
     45 static void handsfull(void);
     46 static void outofstock(void);
     47 static void nogold(void);
     48 static void dnditem(int);
     49 static void banktitle(const char *);
     50 static void obanksub(void);
     51 static void otradhead(void);
     52 static void cnsitm(void);
     53 
     54 static int      dndcount = 0, dnditm = 0;
     55 
     56 /* number of items in the dnd inventory table	 */
     57 #define MAXITM 83
     58 
     59 /* this is the data for the stuff in the dnd store	 */
     60 struct _itm     itm[90] = {
     61 	/*
     62 	 * cost 		iven name		iven arg   how gp
     63 	 * iven[]		ivenarg[]  many
     64 	 */
     65 
     66 	{2, OLEATHER, 0, 3},
     67 	{10, OSTUDLEATHER, 0, 2},
     68 	{40, ORING, 0, 2},
     69 	{85, OCHAIN, 0, 2},
     70 	{220, OSPLINT, 0, 1},
     71 	{400, OPLATE, 0, 1},
     72 	{900, OPLATEARMOR, 0, 1},
     73 	{2600, OSSPLATE, 0, 1},
     74 	{150, OSHIELD, 0, 1},
     75 
     76 	/*
     77 	 * cost	 	iven name		iven arg   how gp
     78 	 * iven[]		ivenarg[]  many
     79 	 */
     80 
     81 	{2, ODAGGER, 0, 3},
     82 	{20, OSPEAR, 0, 3},
     83 	{80, OFLAIL, 0, 2},
     84 	{150, OBATTLEAXE, 0, 2},
     85 	{450, OLONGSWORD, 0, 2},
     86 	{1000, O2SWORD, 0, 2},
     87 	{5000, OSWORD, 0, 1},
     88 	{16500, OLANCE, 0, 1},
     89 	{6000, OSWORDofSLASHING, 0, 0},
     90 	{10000, OHAMMER, 0, 0},
     91 
     92 	/*
     93 	 * cost		iven name		iven arg   how gp
     94 	 * iven[]		ivenarg[]  many
     95 	 */
     96 
     97 	{150, OPROTRING, 1, 1},
     98 	{85, OSTRRING, 1, 1},
     99 	{120, ODEXRING, 1, 1},
    100 	{120, OCLEVERRING, 1, 1},
    101 	{180, OENERGYRING, 0, 1},
    102 	{125, ODAMRING, 0, 1},
    103 	{220, OREGENRING, 0, 1},
    104 	{1000, ORINGOFEXTRA, 0, 1},
    105 
    106 	{280, OBELT, 0, 1},
    107 
    108 	{400, OAMULET, 0, 1},
    109 
    110 	{6500, OORBOFDRAGON, 0, 0},
    111 	{5500, OSPIRITSCARAB, 0, 0},
    112 	{5000, OCUBEofUNDEAD, 0, 0},
    113 	{6000, ONOTHEFT, 0, 0},
    114 
    115 	{590, OCHEST, 6, 1},
    116 	{200, OBOOK, 8, 1},
    117 	{10, OCOOKIE, 0, 3},
    118 
    119 	/*
    120 	 * cost		iven name		iven arg   how gp
    121 	 * iven[]		ivenarg[]  many
    122 	 */
    123 
    124 	{20, OPOTION, 0, 6},
    125 	{90, OPOTION, 1, 5},
    126 	{520, OPOTION, 2, 1},
    127 	{100, OPOTION, 3, 2},
    128 	{50, OPOTION, 4, 2},
    129 	{150, OPOTION, 5, 2},
    130 	{70, OPOTION, 6, 1},
    131 	{30, OPOTION, 7, 7},
    132 	{200, OPOTION, 8, 1},
    133 	{50, OPOTION, 9, 1},
    134 	{80, OPOTION, 10, 1},
    135 
    136 	/*
    137 	 * cost		iven name		iven arg   how gp
    138 	 * iven[]		ivenarg[]  many
    139 	 */
    140 
    141 	{30, OPOTION, 11, 3},
    142 	{20, OPOTION, 12, 5},
    143 	{40, OPOTION, 13, 3},
    144 	{35, OPOTION, 14, 2},
    145 	{520, OPOTION, 15, 1},
    146 	{90, OPOTION, 16, 2},
    147 	{200, OPOTION, 17, 2},
    148 	{220, OPOTION, 18, 4},
    149 	{80, OPOTION, 19, 6},
    150 	{370, OPOTION, 20, 3},
    151 	{50, OPOTION, 22, 1},
    152 	{150, OPOTION, 23, 3},
    153 
    154 	/*
    155 	 * cost		iven name		iven arg   how gp
    156 	 * iven[]		ivenarg[]  many
    157 	 */
    158 
    159 	{100, OSCROLL, 0, 2},
    160 	{125, OSCROLL, 1, 2},
    161 	{60, OSCROLL, 2, 4},
    162 	{10, OSCROLL, 3, 4},
    163 	{100, OSCROLL, 4, 3},
    164 	{200, OSCROLL, 5, 2},
    165 	{110, OSCROLL, 6, 1},
    166 	{500, OSCROLL, 7, 2},
    167 	{200, OSCROLL, 8, 2},
    168 	{250, OSCROLL, 9, 4},
    169 	{20, OSCROLL, 10, 5},
    170 	{30, OSCROLL, 11, 3},
    171 
    172 	/*
    173 	 * cost 		iven name		iven arg   how gp
    174 	 * iven[]		ivenarg[]  many
    175 	 */
    176 
    177 	{340, OSCROLL, 12, 1},
    178 	{340, OSCROLL, 13, 1},
    179 	{300, OSCROLL, 14, 2},
    180 	{400, OSCROLL, 15, 2},
    181 	{500, OSCROLL, 16, 2},
    182 	{1000, OSCROLL, 17, 1},
    183 	{500, OSCROLL, 18, 1},
    184 	{340, OSCROLL, 19, 2},
    185 	{220, OSCROLL, 20, 3},
    186 	{3900, OSCROLL, 21, 0},
    187 	{610, OSCROLL, 22, 1},
    188 	{3000, OSCROLL, 23, 0}
    189 };
    190 
    191 /*
    192 	function for the dnd store
    193  */
    194 static void
    195 dnd_2hed(void)
    196 {
    197 	lprcat("Welcome to the Larn Thrift Shoppe.  We stock many items explorers find useful\n");
    198 	lprcat(" in their adventures.  Feel free to browse to your hearts content.\n");
    199 	lprcat("Also be advised, if you break 'em, you pay for 'em.");
    200 }
    201 
    202 static void
    203 dnd_hed(void)
    204 {
    205 	int    i;
    206 	for (i = dnditm; i < 26 + dnditm; i++)
    207 		dnditem(i);
    208 	cursor(50, 18);
    209 	lprcat("You have ");
    210 }
    211 
    212 static void
    213 handsfull(void)
    214 {
    215 	lprcat("\nYou can't carry anything more!");
    216 	lflush();
    217 	nap(2200);
    218 }
    219 
    220 static void
    221 outofstock(void)
    222 {
    223 	lprcat("\nSorry, but we are out of that item.");
    224 	lflush();
    225 	nap(2200);
    226 }
    227 
    228 static void
    229 nogold(void)
    230 {
    231 	lprcat("\nYou don't have enough gold to pay for that!");
    232 	lflush();
    233 	nap(2200);
    234 }
    235 
    236 void
    237 dndstore(void)
    238 {
    239 	int    i;
    240 	dnditm = 0;
    241 	nosignal = 1;		/* disable signals */
    242 	clear();
    243 	dnd_2hed();
    244 	if (outstanding_taxes > 0) {
    245 		lprcat("\n\nThe Larn Revenue Service has ordered us to not do business with tax evaders.\n");
    246 		beep();
    247 		lprintf("They have also told us that you owe %ld gp in back taxes, and as we must\n", (long) outstanding_taxes);
    248 		lprcat("comply with the law, we cannot serve you at this time.  Soo Sorry.\n");
    249 		cursors();
    250 		lprcat("\nPress ");
    251 		standout("escape");
    252 		lprcat(" to leave: ");
    253 		lflush();
    254 		i = 0;
    255 		while (i != '\33')
    256 			i = ttgetch();
    257 		drawscreen();
    258 		nosignal = 0;	/* enable signals */
    259 		return;
    260 	}
    261 	dnd_hed();
    262 	while (1) {
    263 		cursor(59, 18);
    264 		lprintf("%ld gold pieces", (long) c[GOLD]);
    265 		cltoeoln();
    266 		cl_dn(1, 20);	/* erase to eod */
    267 		lprcat("\nEnter your transaction [");
    268 		standout("space");
    269 		lprcat(" for more, ");
    270 		standout("escape");
    271 		lprcat(" to leave]? ");
    272 		i = 0;
    273 		while ((i < 'a' || i > 'z') && (i != ' ') && (i != '\33') && (i != 12))
    274 			i = ttgetch();
    275 		if (i == 12) {
    276 			clear();
    277 			dnd_2hed();
    278 			dnd_hed();
    279 		} else if (i == '\33') {
    280 			drawscreen();
    281 			nosignal = 0;	/* enable signals */
    282 			return;
    283 		} else if (i == ' ') {
    284 			cl_dn(1, 4);
    285 			if ((dnditm += 26) >= MAXITM)
    286 				dnditm = 0;
    287 			dnd_hed();
    288 		} else {	/* buy something */
    289 			lprc(i);/* echo the byte */
    290 			i += dnditm - 'a';
    291 			if (i >= MAXITM)
    292 				outofstock();
    293 			else if (itm[i].qty <= 0)
    294 				outofstock();
    295 			else if (pocketfull())
    296 				handsfull();
    297 			else if (c[GOLD] < itm[i].price * 10)
    298 				nogold();
    299 			else {
    300 				if (itm[i].obj == OPOTION) {
    301 					potionname[itm[i].arg] = potionhide[itm[i].arg];
    302 				} else if (itm[i].obj == OSCROLL) {
    303 					scrollname[itm[i].arg] = scrollhide[itm[i].arg];
    304 				}
    305 				c[GOLD] -= itm[i].price * 10;
    306 				itm[i].qty--;
    307 				take(itm[i].obj, itm[i].arg);
    308 				if (itm[i].qty == 0)
    309 					dnditem(i);
    310 				nap(1001);
    311 			}
    312 		}
    313 
    314 	}
    315 }
    316 
    317 /*
    318 	dnditem(index)
    319 
    320 	to print the item list;  used in dndstore() enter with the index into itm
    321  */
    322 static void
    323 dnditem(int i)
    324 {
    325 	int    j, k;
    326 	if (i >= MAXITM)
    327 		return;
    328 	cursor((j = (i & 1) * 40 + 1), (k = ((i % 26) >> 1) + 5));
    329 	if (itm[i].qty == 0) {
    330 		lprintf("%39s", "");
    331 		return;
    332 	}
    333 	lprintf("%c) ", (i % 26) + 'a');
    334 	if (itm[i].obj == OPOTION) {
    335 		lprintf("potion of%s", potionhide[itm[i].arg]);
    336 	} else if (itm[i].obj == OSCROLL) {
    337 		lprintf("scroll of%s", scrollhide[itm[i].arg]);
    338 	} else
    339 		lprintf("%s", objectname[itm[i].obj]);
    340 	cursor(j + 31, k);
    341 	lprintf("%6ld", (long) (itm[i].price * 10));
    342 }
    343 
    344 
    345 
    346 /*
    347 	for the college of larn
    348  */
    349 u_char          course[26] = {0};	/* the list of courses taken	 */
    350 static char coursetime[] = {10, 15, 10, 20, 10, 10, 10, 5};
    351 /*
    352 	function to display the header info for the school
    353  */
    354 static void
    355 sch_hed(void)
    356 {
    357 	clear();
    358 	lprcat("The College of Larn offers the exciting opportunity of higher education to\n");
    359 	lprcat("all inhabitants of the caves.  Here is a list of the class schedule:\n\n\n");
    360 	lprcat("\t\t    Course Name \t       Time Needed\n\n");
    361 
    362 	if (course[0] == 0)
    363 		lprcat("\t\ta)  Fighters Training I         10 mobuls");	/* line 7 of crt */
    364 	lprc('\n');
    365 	if (course[1] == 0)
    366 		lprcat("\t\tb)  Fighters Training II        15 mobuls");
    367 	lprc('\n');
    368 	if (course[2] == 0)
    369 		lprcat("\t\tc)  Introduction to Wizardry    10 mobuls");
    370 	lprc('\n');
    371 	if (course[3] == 0)
    372 		lprcat("\t\td)  Applied Wizardry            20 mobuls");
    373 	lprc('\n');
    374 	if (course[4] == 0)
    375 		lprcat("\t\te)  Behavioral Psychology       10 mobuls");
    376 	lprc('\n');
    377 	if (course[5] == 0)
    378 		lprcat("\t\tf)  Faith for Today             10 mobuls");
    379 	lprc('\n');
    380 	if (course[6] == 0)
    381 		lprcat("\t\tg)  Contemporary Dance          10 mobuls");
    382 	lprc('\n');
    383 	if (course[7] == 0)
    384 		lprcat("\t\th)  History of Larn              5 mobuls");
    385 
    386 	lprcat("\n\n\t\tAll courses cost 250 gold pieces.");
    387 	cursor(30, 18);
    388 	lprcat("You are presently carrying ");
    389 }
    390 
    391 void
    392 oschool(void)
    393 {
    394 	int    i;
    395 	long            time_used;
    396 	nosignal = 1;		/* disable signals */
    397 	sch_hed();
    398 	while (1) {
    399 		cursor(57, 18);
    400 		lprintf("%ld gold pieces.   ", (long) c[GOLD]);
    401 		cursors();
    402 		lprcat("\nWhat is your choice [");
    403 		standout("escape");
    404 		lprcat(" to leave] ? ");
    405 		yrepcount = 0;
    406 		i = 0;
    407 		while ((i < 'a' || i > 'h') && (i != '\33') && (i != 12))
    408 			i = ttgetch();
    409 		if (i == 12) {
    410 			sch_hed();
    411 			continue;
    412 		} else if (i == '\33') {
    413 			nosignal = 0;
    414 			drawscreen();	/* enable signals */
    415 			return;
    416 		}
    417 		lprc(i);
    418 		if (c[GOLD] < 250)
    419 			nogold();
    420 		else if (course[i - 'a']) {
    421 			lprcat("\nSorry, but that class is filled.");
    422 			nap(1000);
    423 		} else if (i <= 'h') {
    424 			c[GOLD] -= 250;
    425 			time_used = 0;
    426 			switch (i) {
    427 			case 'a':
    428 				c[STRENGTH] += 2;
    429 				c[CONSTITUTION]++;
    430 				lprcat("\nYou feel stronger!");
    431 				cl_line(16, 7);
    432 				break;
    433 
    434 			case 'b':
    435 				if (course[0] == 0) {
    436 					lprcat("\nSorry, but this class has a prerequisite of Fighters Training I");
    437 					c[GOLD] += 250;
    438 					time_used = -10000;
    439 					break;
    440 				}
    441 				lprcat("\nYou feel much stronger!");
    442 				cl_line(16, 8);
    443 				c[STRENGTH] += 2;
    444 				c[CONSTITUTION] += 2;
    445 				break;
    446 
    447 			case 'c':
    448 				c[INTELLIGENCE] += 2;
    449 				lprcat("\nThe task before you now seems more attainable!");
    450 				cl_line(16, 9);
    451 				break;
    452 
    453 			case 'd':
    454 				if (course[2] == 0) {
    455 					lprcat("\nSorry, but this class has a prerequisite of Introduction to Wizardry");
    456 					c[GOLD] += 250;
    457 					time_used = -10000;
    458 					break;
    459 				}
    460 				lprcat("\nThe task before you now seems very attainable!");
    461 				cl_line(16, 10);
    462 				c[INTELLIGENCE] += 2;
    463 				break;
    464 
    465 			case 'e':
    466 				c[CHARISMA] += 3;
    467 				lprcat("\nYou now feel like a born leader!");
    468 				cl_line(16, 11);
    469 				break;
    470 
    471 			case 'f':
    472 				c[WISDOM] += 2;
    473 				lprcat("\nYou now feel more confident that you can find the potion in time!");
    474 				cl_line(16, 12);
    475 				break;
    476 
    477 			case 'g':
    478 				c[DEXTERITY] += 3;
    479 				lprcat("\nYou feel like dancing!");
    480 				cl_line(16, 13);
    481 				break;
    482 
    483 			case 'h':
    484 				c[INTELLIGENCE]++;
    485 				lprcat("\nYour instructor told you that the Eye of Larn is rumored to be guarded\n");
    486 				lprcat("by a platinum dragon who possesses psionic abilities. ");
    487 				cl_line(16, 14);
    488 				break;
    489 			}
    490 			time_used += coursetime[i - 'a'] * 100;
    491 			if (time_used > 0) {
    492 				gltime += time_used;
    493 				course[i - 'a']++;	/* remember that he has
    494 							 * taken that course	 */
    495 				c[HP] = c[HPMAX];
    496 				c[SPELLS] = c[SPELLMAX];	/* he regenerated */
    497 
    498 				if (c[BLINDCOUNT])
    499 					c[BLINDCOUNT] = 1;	/* cure blindness too!  */
    500 				if (c[CONFUSE])
    501 					c[CONFUSE] = 1;	/* end confusion	 */
    502 				adjusttime((long) time_used);	/* adjust parameters for
    503 								 * time change */
    504 			}
    505 			nap(1000);
    506 		}
    507 	}
    508 }
    509 
    510 
    511 /*
    512  *	for the first national bank of Larn
    513  */
    514 int             lasttime = 0;	/* last time he was in bank */
    515 
    516 void
    517 obank(void)
    518 {
    519 	banktitle("    Welcome to the First National Bank of Larn.");
    520 }
    521 void
    522 obank2(void)
    523 {
    524 	banktitle("Welcome to the 5th level branch office of the First National Bank of Larn.");
    525 }
    526 
    527 static void
    528 banktitle(const char *str)
    529 {
    530 	nosignal = 1;		/* disable signals */
    531 	clear();
    532 	lprcat(str);
    533 	if (outstanding_taxes > 0) {
    534 		int    i;
    535 		lprcat("\n\nThe Larn Revenue Service has ordered that your account be frozen until all\n");
    536 		beep();
    537 		lprintf("levied taxes have been paid.  They have also told us that you owe %ld gp in\n", (long) outstanding_taxes);
    538 		lprcat("taxes, and we must comply with them. We cannot serve you at this time.  Sorry.\n");
    539 		lprcat("We suggest you go to the LRS office and pay your taxes.\n");
    540 		cursors();
    541 		lprcat("\nPress ");
    542 		standout("escape");
    543 		lprcat(" to leave: ");
    544 		lflush();
    545 		i = 0;
    546 		while (i != '\33')
    547 			i = ttgetch();
    548 		drawscreen();
    549 		nosignal = 0;	/* enable signals */
    550 		return;
    551 	}
    552 	lprcat("\n\n\tGemstone\t      Appraisal\t\tGemstone\t      Appraisal");
    553 	obanksub();
    554 	nosignal = 0;		/* enable signals */
    555 	drawscreen();
    556 }
    557 
    558 /*
    559  *	function to put interest on your bank account
    560  */
    561 void
    562 ointerest(void)
    563 {
    564 	int    i;
    565 	if (c[BANKACCOUNT] < 0)
    566 		c[BANKACCOUNT] = 0;
    567 	else if ((c[BANKACCOUNT] > 0) && (c[BANKACCOUNT] < 500000)) {
    568 		i = (gltime - lasttime) / 100;	/* # mobuls elapsed */
    569 		while ((i-- > 0) && (c[BANKACCOUNT] < 500000))
    570 			c[BANKACCOUNT] += c[BANKACCOUNT] / 250;
    571 		if (c[BANKACCOUNT] > 500000)
    572 			c[BANKACCOUNT] = 500000;	/* interest limit */
    573 	}
    574 	lasttime = (gltime / 100) * 100;
    575 }
    576 
    577 static short    gemorder[26] = {0};	/* the reference to screen location
    578 					 * for each */
    579 static long     gemvalue[26] = {0};	/* the appraisal of the gems */
    580 void
    581 obanksub(void)
    582 {
    583 	long   amt;
    584 	int    i, k;
    585 	ointerest();		/* credit any needed interest */
    586 
    587 	for (k = i = 0; i < 26; i++)
    588 		switch (iven[i]) {
    589 		case OLARNEYE:
    590 		case ODIAMOND:
    591 		case OEMERALD:
    592 		case ORUBY:
    593 		case OSAPPHIRE:
    594 
    595 			if (iven[i] == OLARNEYE) {
    596 				gemvalue[i] = 250000 - ((gltime * 7) / 100) * 100;
    597 				if (gemvalue[i] < 50000)
    598 					gemvalue[i] = 50000;
    599 			} else
    600 				gemvalue[i] = (255 & ivenarg[i]) * 100;
    601 			gemorder[i] = k;
    602 			cursor((k % 2) * 40 + 1, (k >> 1) + 4);
    603 			lprintf("%c) %s", i + 'a', objectname[iven[i]]);
    604 			cursor((k % 2) * 40 + 33, (k >> 1) + 4);
    605 			lprintf("%5ld", (long) gemvalue[i]);
    606 			k++;
    607 		};
    608 	cursor(31, 17);
    609 	lprintf("You have %8ld gold pieces in the bank.", (long) c[BANKACCOUNT]);
    610 	cursor(40, 18);
    611 	lprintf("You have %8ld gold pieces", (long) c[GOLD]);
    612 	if (c[BANKACCOUNT] + c[GOLD] >= 500000)
    613 		lprcat("\nNote:  Larndom law states that only deposits under 500,000gp  can earn interest.");
    614 	while (1) {
    615 		cl_dn(1, 20);
    616 		lprcat("\nYour wish? [(");
    617 		standout("d");
    618 		lprcat(") deposit, (");
    619 		standout("w");
    620 		lprcat(") withdraw, (");
    621 		standout("s");
    622 		lprcat(") sell a stone, or ");
    623 		standout("escape");
    624 		lprcat("]  ");
    625 		yrepcount = 0;
    626 		i = 0;
    627 		while (i != 'd' && i != 'w' && i != 's' && i != '\33')
    628 			i = ttgetch();
    629 		switch (i) {
    630 		case 'd':
    631 			lprcat("deposit\nHow much? ");
    632 			amt = readnum((long) c[GOLD]);
    633 			if (amt < 0) {
    634 				lprcat("\nSorry, but we can't take negative gold!");
    635 				nap(2000);
    636 				amt = 0;
    637 			} else if (amt > c[GOLD]) {
    638 				lprcat("  You don't have that much.");
    639 				nap(2000);
    640 			} else {
    641 				c[GOLD] -= amt;
    642 				c[BANKACCOUNT] += amt;
    643 			}
    644 			break;
    645 
    646 		case 'w':
    647 			lprcat("withdraw\nHow much? ");
    648 			amt = readnum((long) c[BANKACCOUNT]);
    649 			if (amt < 0) {
    650 				lprcat("\nSorry, but we don't have any negative gold!");
    651 				nap(2000);
    652 				amt = 0;
    653 			} else if (amt > c[BANKACCOUNT]) {
    654 				lprcat("\nYou don't have that much in the bank!");
    655 				nap(2000);
    656 			} else {
    657 				c[GOLD] += amt;
    658 				c[BANKACCOUNT] -= amt;
    659 			}
    660 			break;
    661 
    662 		case 's':
    663 			lprcat("\nWhich stone would you like to sell? ");
    664 			i = 0;
    665 			while ((i < 'a' || i > 'z') && i != '*')
    666 				i = ttgetch();
    667 			if (i == '*')
    668 				for (i = 0; i < 26; i++) {
    669 					if (gemvalue[i]) {
    670 						c[GOLD] += gemvalue[i];
    671 						iven[i] = 0;
    672 						gemvalue[i] = 0;
    673 						k = gemorder[i];
    674 						cursor((k % 2) * 40 + 1, (k >> 1) + 4);
    675 						lprintf("%39s", "");
    676 					}
    677 				}
    678 			else {
    679 				if (gemvalue[i = i - 'a'] == 0) {
    680 					lprintf("\nItem %c is not a gemstone!", i + 'a');
    681 					nap(2000);
    682 					break;
    683 				}
    684 				c[GOLD] += gemvalue[i];
    685 				iven[i] = 0;
    686 				gemvalue[i] = 0;
    687 				k = gemorder[i];
    688 				cursor((k % 2) * 40 + 1, (k >> 1) + 4);
    689 				lprintf("%39s", "");
    690 			}
    691 			break;
    692 
    693 		case '\33':
    694 			return;
    695 		};
    696 		cursor(40, 17);
    697 		lprintf("%8ld", (long) c[BANKACCOUNT]);
    698 		cursor(49, 18);
    699 		lprintf("%8ld", (long) c[GOLD]);
    700 	}
    701 }
    702 
    703 #if 0 /* XXX: apparently unused */
    704 /*
    705 	subroutine to appraise any stone for the bank
    706  */
    707 static void
    708 appraise(int gemstone)
    709 {
    710 	int    j, amt;
    711 	for (j = 0; j < 26; j++)
    712 		if (iven[j] == gemstone) {
    713 			lprintf("\nI see you have %s", objectname[gemstone]);
    714 			if (gemstone == OLARNEYE)
    715 				lprcat("  I must commend you.  I didn't think\nyou could get it.");
    716 			lprcat("  Shall I appraise it for you? ");
    717 			yrepcount = 0;
    718 			if (getyn() == 'y') {
    719 				lprcat("yes.\n  Just one moment please \n");
    720 				nap(1000);
    721 				if (gemstone == OLARNEYE) {
    722 					amt = 250000 - ((gltime * 7) / 100) * 100;
    723 					if (amt < 50000)
    724 						amt = 50000;
    725 				} else
    726 					amt = (255 & ivenarg[j]) * 100;
    727 				lprintf("\nI can see this is an excellent stone, It is worth %ld", (long) amt);
    728 				lprcat("\nWould you like to sell it to us? ");
    729 				yrepcount = 0;
    730 				if (getyn() == 'y') {
    731 					lprcat("yes\n");
    732 					c[GOLD] += amt;
    733 					iven[j] = 0;
    734 				} else
    735 					lprcat("no thank you.\n");
    736 				if (gemstone == OLARNEYE)
    737 					lprcat("It is, of course, your privilege to keep the stone\n");
    738 			} else
    739 				lprcat("no\nO. K.\n");
    740 		}
    741 }
    742 #endif /* 0 - unused */
    743 
    744 /*
    745 	function for the trading post
    746  */
    747 static void
    748 otradhead(void)
    749 {
    750 	clear();
    751 	lprcat("Welcome to the Larn Trading Post.  We buy items that explorers no longer find\n");
    752 	lprcat("useful.  Since the condition of the items you bring in is not certain,\n");
    753 	lprcat("and we incur great expense in reconditioning the items, we usually pay\n");
    754 	lprcat("only 20% of their value were they to be new.  If the items are badly\n");
    755 	lprcat("damaged, we will pay only 10% of their new value.\n\n");
    756 }
    757 
    758 void
    759 otradepost(void)
    760 {
    761 	int    i, j, value, isub, izarg;
    762 	dnditm = dndcount = 0;
    763 	nosignal = 1;		/* disable signals */
    764 	resetscroll();
    765 	otradhead();
    766 	while (1) {
    767 		lprcat("\nWhat item do you want to sell to us [");
    768 		standout("*");
    769 		lprcat(" for list, or ");
    770 		standout("escape");
    771 		lprcat("] ? ");
    772 		i = 0;
    773 		while (i > 'z' || (i < 'a' && i != '*' && i != '\33' && i != '.'))
    774 			i = ttgetch();
    775 		if (i == '\33') {
    776 			setscroll();
    777 			recalc();
    778 			drawscreen();
    779 			nosignal = 0;	/* enable signals */
    780 			return;
    781 		}
    782 		isub = i - 'a';
    783 		j = 0;
    784 		if (iven[isub] == OSCROLL)
    785 			if (scrollname[ivenarg[isub]][0] == 0) {
    786 				j = 1;
    787 				cnsitm();
    788 			}	/* can't sell unidentified item */
    789 		if (iven[isub] == OPOTION)
    790 			if (potionname[ivenarg[isub]][0] == 0) {
    791 				j = 1;
    792 				cnsitm();
    793 			}	/* can't sell unidentified item */
    794 		if (!j) {
    795 			if (i == '*') {
    796 				clear();
    797 				qshowstr();
    798 				otradhead();
    799 			} else if (iven[isub] == 0)
    800 				lprintf("\nYou don't have item %c!", isub + 'a');
    801 			else {
    802 				for (j = 0; j < MAXITM; j++)
    803 					if ((itm[j].obj == iven[isub]) || (iven[isub] == ODIAMOND) || (iven[isub] == ORUBY) || (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE)) {
    804 						srcount = 0;
    805 						show3(isub);	/* show what the item
    806 								 * was */
    807 						if ((iven[isub] == ODIAMOND) || (iven[isub] == ORUBY)
    808 						    || (iven[isub] == OEMERALD) || (iven[isub] == OSAPPHIRE))
    809 							value = 20 * ivenarg[isub];
    810 						else if ((itm[j].obj == OSCROLL) || (itm[j].obj == OPOTION))
    811 							value = 2 * itm[j + ivenarg[isub]].price;
    812 						else {
    813 							izarg = ivenarg[isub];
    814 							value = itm[j].price;	/* appreciate if a +n
    815 										 * object */
    816 							if (izarg >= 0)
    817 								value *= 2;
    818 							while ((izarg-- > 0) && ((value = 14 * (67 + value) / 10) < 500000));
    819 						}
    820 						lprintf("\nItem (%c) is worth %ld gold pieces to us.  Do you want to sell it? ", i, (long) value);
    821 						yrepcount = 0;
    822 						if (getyn() == 'y') {
    823 							lprcat("yes\n");
    824 							c[GOLD] += value;
    825 							if (c[WEAR] == isub)
    826 								c[WEAR] = -1;
    827 							if (c[WIELD] == isub)
    828 								c[WIELD] = -1;
    829 							if (c[SHIELD] == isub)
    830 								c[SHIELD] = -1;
    831 							adjustcvalues(iven[isub], ivenarg[isub]);
    832 							iven[isub] = 0;
    833 						} else
    834 							lprcat("no thanks.\n");
    835 						j = MAXITM + 100;	/* get out of the inner
    836 									 * loop */
    837 					}
    838 				if (j <= MAXITM + 2)
    839 					lprcat("\nSo sorry, but we are not authorized to accept that item.");
    840 			}
    841 		}
    842 	}
    843 }
    844 
    845 static void
    846 cnsitm(void)
    847 {
    848 	lprcat("\nSorry, we can't accept unidentified objects.");
    849 }
    850 
    851 /*
    852  *	for the Larn Revenue Service
    853  */
    854 void
    855 olrs(void)
    856 {
    857 	int    i, first;
    858 	long   amt;
    859 	first = nosignal = 1;	/* disable signals */
    860 	clear();
    861 	resetscroll();
    862 	cursor(1, 4);
    863 	lprcat("Welcome to the Larn Revenue Service district office.  How can we help you?");
    864 	while (1) {
    865 		if (first) {
    866 			first = 0;
    867 			goto nxt;
    868 		}
    869 		cursors();
    870 		lprcat("\n\nYour wish? [(");
    871 		standout("p");
    872 		lprcat(") pay taxes, or ");
    873 		standout("escape");
    874 		lprcat("]  ");
    875 		yrepcount = 0;
    876 		i = 0;
    877 		while (i != 'p' && i != '\33')
    878 			i = ttgetch();
    879 		switch (i) {
    880 		case 'p':
    881 			lprcat("pay taxes\nHow much? ");
    882 			amt = readnum((long) c[GOLD]);
    883 			if (amt < 0) {
    884 				lprcat("\nSorry, but we can't take negative gold\n");
    885 				amt = 0;
    886 			} else if (amt > c[GOLD])
    887 				lprcat("  You don't have that much.\n");
    888 			else
    889 				c[GOLD] -= paytaxes(amt);
    890 			break;
    891 
    892 		case '\33':
    893 			nosignal = 0;	/* enable signals */
    894 			setscroll();
    895 			drawscreen();
    896 			return;
    897 		};
    898 
    899 nxt:		cursor(1, 6);
    900 		if (outstanding_taxes > 0)
    901 			lprintf("You presently owe %ld gp in taxes.  ", (long) outstanding_taxes);
    902 		else
    903 			lprcat("You do not owe us any taxes.           ");
    904 		cursor(1, 8);
    905 		if (c[GOLD] > 0)
    906 			lprintf("You have %6ld gp.    ", (long) c[GOLD]);
    907 		else
    908 			lprcat("You have no gold pieces.  ");
    909 	}
    910 }
    911