annotate srogue/pack.c @ 211:382ff498acdd

Initialize some more pointers for the benefit of MSVC. There should be no more errors with Visual Studio 2015, in Debug or Release mode.
author John "Elwin" Edwards
date Thu, 21 Jan 2016 21:10:23 -0500
parents 7f5f5f1ba09c
children 94a0d9dd5ce1
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1 /*
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2 * Routines to deal with the pack
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3 *
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4 * @(#)pack.c 9.0 (rdk) 7/17/84
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5 *
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6 * Super-Rogue
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7 * Copyright (C) 1984 Robert D. Kindelberger
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8 * All rights reserved.
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9 *
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10 * Based on "Rogue: Exploring the Dungeons of Doom"
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11 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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12 * All rights reserved.
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13 *
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14 * See the file LICENSE.TXT for full copyright and licensing information.
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15 */
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16
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17 #include <ctype.h>
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18 #include "rogue.h"
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19 #include "rogue.ext"
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20
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21 /*
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22 * add_pack:
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23 * Pick up an object and add it to the pack. If the argument
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24 * is non-null use it as the linked_list pointer instead of
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25 * getting it off the ground.
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26 */
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27 add_pack(item, silent)
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28 struct linked_list *item;
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29 bool silent;
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30 {
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31 reg struct linked_list *ip, *lp;
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32 reg struct object *obj, *op = NULL;
36
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33 bool from_floor;
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34 char delchar;
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35
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36 if (player.t_room == NULL)
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37 delchar = PASSAGE;
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38 else
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39 delchar = FLOOR;
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40 if (item == NULL) {
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41 from_floor = TRUE;
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42 if ((item = find_obj(hero.y, hero.x)) == NULL) {
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43 mpos = 0;
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44 msg("That object must have been an illusion.");
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45 mvaddch(hero.y, hero.x, delchar);
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46 return FALSE;
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47 }
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48 /*
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49 * Check for scare monster scrolls
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50 */
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51 obj = OBJPTR(item);
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52 if (obj->o_type == SCROLL && obj->o_which == S_SCARE) {
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53 if (o_on(obj,ISFOUND)) {
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54 msg("The scroll turns to dust as you pick it up.");
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55 detach(lvl_obj, item);
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56 discard(item);
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57 mvaddch(hero.y, hero.x, delchar);
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58 return FALSE;
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59 }
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60 }
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61 }
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62 else
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63 from_floor = FALSE;
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64 obj = OBJPTR(item);
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65 /*
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66 * See if this guy can carry any more weight
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67 */
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68 if (itemweight(obj) + him->s_pack > him->s_carry) {
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69 msg("You can't carry that %s.", obj->o_typname);
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70 return FALSE;
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71 }
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72 /*
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73 * Check if there is room
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74 */
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75 if (packvol + obj->o_vol > V_PACK) {
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76 msg("That %s won't fit in your pack.", obj->o_typname);
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77 return FALSE;
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78 }
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79 if (from_floor) {
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80 detach(lvl_obj, item);
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81 mvaddch(hero.y, hero.x, delchar);
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82 }
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83 item->l_prev = NULL;
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84 item->l_next = NULL;
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85 setoflg(obj, ISFOUND);
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86 /*
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87 * start looking thru pack to find the start of items
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88 * with the same type.
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89 */
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90 lp = pack;
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91 for (ip = pack; ip != NULL; ip = next(ip)) {
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92 op = OBJPTR(ip);
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93 /*
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94 * If we find a matching type then quit.
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95 */
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96 if (op->o_type == obj->o_type)
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97 break;
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98 if (next(ip) != NULL)
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99 lp = next(lp); /* update "previous" entry */
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100 }
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101 /*
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102 * If the pack was empty, just stick the item in it.
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103 */
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104 if (pack == NULL) {
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105 pack = item;
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106 item->l_prev = NULL;
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