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annotate arogue5/trader.c @ 284:6376b514a30b

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Fix more header-related warnings. This fixes all current default warnings with GCC7 on Linux. That does not mean the code is anywhere close to clean.
author John "Elwin" Edwards
date Fri, 22 Sep 2017 16:24:40 -0400
parents 56e748983fa8
children ad2570b5b21f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0ed67132cf10 Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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1 /*
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2 * Anything to do with trading posts
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3 *
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4 * Advanced Rogue
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5 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
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6 * All rights reserved.
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7 *
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8 * Based on "Super-Rogue"
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9 * Copyright (C) 1984 Robert D. Kindelberger
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10 * All rights reserved.
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11 *
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12 * See the file LICENSE.TXT for full copyright and licensing information.
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13 */
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14
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15 #include "curses.h"
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16 #include "rogue.h"
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17 #include <ctype.h>
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18 #include <string.h>
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19
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20 bool open_market(void);
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21 void trans_line(void);
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22 char *typ_name(struct object *obj);
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23
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24
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25 /*
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26 * buy_it:
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27 * Buy the item on which the hero stands
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28 */
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29 void
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30 buy_it(void)
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31 {
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32 reg int wh;
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33 struct linked_list *item;
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34
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35 if (purse <= 0) {
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36 msg("You have no money.");
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37 return;
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38 }
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39 if (curprice < 0) { /* if not yet priced */
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40 wh = price_it();
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41 if (!wh) /* nothing to price */
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42 return;
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43 msg("Do you want to buy it? ");
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44 do {
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45 wh = tolower(readchar());
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46 if (wh == ESCAPE || wh == 'n') {
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47 msg("");
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48 return;
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49 }
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50 } until(wh == 'y');
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51 }
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52 mpos = 0;
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53 if (curprice > purse) {
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54 msg("You can't afford to buy that %s !",curpurch);
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55 return;
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56 }
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57 /*
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58 * See if the hero has done all his transacting
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59 */
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60 if (!open_market())
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61 return;
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62 /*
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63 * The hero bought the item here
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64 */
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65 item = find_obj(hero.y, hero.x);
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66 mpos = 0;
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67 if (add_pack(NULL,TRUE,&item)) { /* try to put it in his pack */
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68 purse -= curprice; /* take his money */
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69 ++trader; /* another transaction */
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70 trans_line(); /* show remaining deals */
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71 curprice = -1; /* reset stuff */
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72 curpurch[0] = 0;
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73 whatis (item); /* identify it after purchase */
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74 (OBJPTR(item))->o_flags &= ~ISPOST; /* turn off ISPOST */
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75 msg("%s", inv_name(OBJPTR(item), TRUE));
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76 }
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77 }
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78
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79 /*
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80 * do_post:
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81 * Put a trading post room and stuff on the screen
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82 */
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83 void
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84 do_post(void)
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85 {
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86 coord tp;
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87 reg int i;
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88 reg struct room *rp;
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89 reg struct object *op;
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90 reg struct linked_list *ll;
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91
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92 o_free_list(lvl_obj); /* throw old items away */
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93
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94 for (rp = rooms; rp < &rooms[MAXROOMS]; rp++)
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95 rp->r_flags = ISGONE; /* kill all rooms */
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96
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97 rp = &rooms[0]; /* point to only room */
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98 rp->r_flags = 0; /* this room NOT gone */
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99 rp->r_max.x = 40;
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100 rp->r_max.y = 10; /* 10 * 40 room */
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101 rp->r_pos.x = (COLS - rp->r_max.x) / 2; /* center horizontal */
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102 rp->r_pos.y = 1; /* 2nd line */