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annotate srogue/encumb.c @ 234:c10fe421b8fb

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Fix various overlooked causes of warnings. GCC5 now produces under 300 lines of warnings, but the remaining ones will require more complex solutions.
author John "Elwin" Edwards
date Sun, 06 Mar 2016 21:02:59 -0500
parents 94a0d9dd5ce1
children
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1 /*
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2 * Stuff to do with encumberence
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3 *
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4 * @(#)encumb.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 * See the file LICENSE.TXT for full copyright and licensing information.
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11 */
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12
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13 #include <string.h>
36
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14 #include "rogue.h"
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15 #include "rogue.ext"
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16
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17 int packweight(void);
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18 int pack_vol(void);
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19
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20 /*
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21 * updpack:
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22 * Update his pack weight and adjust fooduse accordingly
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23 */
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24 void
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25 updpack(void)
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26 {
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27 reg int topcarry, curcarry;
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28
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29 him->s_carry = totalenc(); /* get total encumb */
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30 curcarry = packweight(); /* get pack weight */
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31 topcarry = him->s_carry / 5; /* 20% of total carry */
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32 if (curcarry > 4 * topcarry) {
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33 if (rnd(100) < 80)
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34 foodlev = 3; /* > 80% of pack */
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35 }
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36 else if (curcarry > 3 * topcarry) {
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37 if (rnd(100) < 60)
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38 foodlev = 2; /* > 60% of pack */
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39 }
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40 else
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41 foodlev = 1; /* <= 60% of pack */
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42 him->s_pack = curcarry; /* update pack weight */
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43 packvol = pack_vol(); /* update pack volume */
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44 nochange = FALSE; /* also change display */
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45 }
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46
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47
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48 /*
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49 * packweight:
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50 * Get the total weight of the hero's pack
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51 */
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52 int
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53 packweight(void)
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54 {
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55 reg struct object *obj;
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56 reg struct linked_list *pc;
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57 reg int weight, i;
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58
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59 weight = 0;
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60 for (pc = pack ; pc != NULL ; pc = next(pc)) {
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61 obj = OBJPTR(pc);
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62 weight += itemweight(obj) * obj->o_count;
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63 }
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64 if (weight < 0) /* in case of amulet */
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65 weight = 0;
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66 for (i = LEFT; i <= RIGHT; i += 1) {
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67 obj = cur_ring[i];
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68 if (obj != NULL) {
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69 if (obj->o_type == R_HEAVY && o_off(obj, ISBLESS))
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70 weight += weight / 4;
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71 }
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72 }
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73 return weight;
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74 }
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75
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76
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77 /*
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78 * itemweight:
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79 * Get the weight of an object
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80 */
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81 int
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82 itemweight(struct object *wh)
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83 {
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84 reg int weight;
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85
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86 weight = wh->o_weight; /* get base weight */
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87 switch (wh->o_type) {
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88 case ARMOR:
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89 if ((armors[wh->o_which].a_class - wh->o_ac) > 0)
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90 weight /= 2;
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91 when WEAPON:
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92 if ((wh->o_hplus + wh->o_dplus) > 0)
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93 weight /= 2;
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94 }
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95 if (o_on(wh,ISCURSED))
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96 weight += weight / 5; /* 20% more for cursed */
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97 if (o_on(wh, ISBLESS))
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98 weight -= weight / 5; /* 20% less for blessed */
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99 return weight;
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100 }
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101
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102 /*
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103 * pack_vol: