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annotate rogue5/rings.c @ 240:163bd1fd4766

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Super-Rogue: fix saving and restoring on Windows. The problem turned out to be that the save file wasn't being deleted because it was still open.
author John "Elwin" Edwards
date Sat, 12 Mar 2016 14:29:07 -0500
parents f502bf60e6e4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
33
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
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1 /*
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2 * Routines dealing specifically with rings
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3 *
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4 * @(#)rings.c 4.19 (Berkeley) 05/29/83
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5 *
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6 * Rogue: Exploring the Dungeons of Doom
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7 * Copyright (C) 1980-1983, 1985, 1999 Michael Toy, Ken Arnold and Glenn Wichman
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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
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
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13 #include <curses.h>
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14 #include "rogue.h"
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15
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16 /*
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17 * ring_on:
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18 * Put a ring on a hand
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19 */
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20
f502bf60e6e4 Import Rogue 5.4 from the Roguelike Restoration Project (r1490)
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21 void
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22 ring_on(void)
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23 {
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24 THING *obj;
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25 int ring;
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26
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27 obj = get_item("put on", RING);
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28 /*
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29 * Make certain that it is somethings that we want to wear
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30 */
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31 if (obj == NULL)
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32 return;
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33 if (obj->o_type != RING)
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34 {
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35 if (!terse)
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36 msg("it would be difficult to wrap that around a finger");
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37 else
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38 msg("not a ring");
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39 return;
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40 }
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41
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42 /*
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43 * find out which hand to put it on
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44 */
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45 if (is_current(obj))
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46 return;
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47
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48 if (cur_ring[LEFT] == NULL && cur_ring[RIGHT] == NULL)
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49 {
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50 if ((ring = gethand()) < 0)
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51 return;
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52 }
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53 else if (cur_ring[LEFT] == NULL)
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54 ring = LEFT;
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55 else if (cur_ring[RIGHT] == NULL)
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56 ring = RIGHT;
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57 else
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58 {
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59 if (!terse)
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60 msg("you already have a ring on each hand");
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61 else
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62 msg("wearing two");
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63 return;
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64 }
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65 cur_ring[ring] = obj;
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66
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67 /*
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68 * Calculate the effect it has on the poor guy.
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69 */
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70 switch (obj->o_which)
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71 {
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72 case R_ADDSTR:
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73 chg_str(obj->o_arm);
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74 break;
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75 case R_SEEINVIS:
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76 invis_on();
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77 break;
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78 case R_AGGR:
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79 aggravate();
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80 break;
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81 }
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82
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83 if (!terse)
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84 addmsg("you are now wearing ");
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85 msg("%s (%c)", inv_name(obj, TRUE), obj->o_packch);
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86 }
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87
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88 /*
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89 * ring_off:
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90 * take off a ring
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91 */
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92
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93 void
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94 ring_off(void)
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95 {
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96 int ring;
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97 THING *obj;
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98
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99 if (cur_ring[LEFT] == NULL && cur_ring[RIGHT] == NULL)
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100 {
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101 if (terse)
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102 msg("no rings");
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103 else
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104 msg("you aren't wearing any rings");
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105 return;
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106 }
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107 else if (cur_ring[LEFT] == NULL)
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108 ring = RIGHT;
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109 else if (cur_ring[RIGHT] == NULL)
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110 ring = LEFT;
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111 else
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112 if ((ring = gethand()) < 0)
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113 return;
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114 mpos = 0;
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115 obj = cur_ring[ring];
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116 if (obj == NULL)
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117 {
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118 msg("not wearing such a ring");
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119 return;
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120 }
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121 if (dropcheck(obj))
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122 msg("was wearing %s(%c)", inv_name(obj, TRUE), obj->o_packch);
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123 }
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124
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125 /*
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126 * gethand:
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127 * Which hand is the hero interested in?
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128 */
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129 int
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130 gethand(void)
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131 {
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132 int c;
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133
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134 for (;;)
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135 {
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136 if (terse)
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137 msg("left or right ring? ");
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138 else
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139 msg("left hand or right hand? ");
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140 if ((c = readchar()) == ESCAPE)
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141 return -1;
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142 mpos = 0;
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143 if (c == 'l' || c == 'L')
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144 return LEFT;
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145 else if (c == 'r' || c == 'R')
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146 return RIGHT;
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147 if (terse)
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148 msg("L or R");
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149 else
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150 msg("please type L or R");
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151 }
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152 }
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153
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154 /*
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155 * ring_eat:
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156 * How much food does this ring use up?
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157 */
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158 int
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159 ring_eat(int hand)
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160 {
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161 THING *ring;
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162 int eat;
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163 int uses[] = {
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164 1, /* R_PROTECT */ 1, /* R_ADDSTR */
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165 1, /* R_SUSTSTR */ -3, /* R_SEARCH */
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166 -5, /* R_SEEINVIS */ 0, /* R_NOP */
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167 0, /* R_AGGR */ -3, /* R_ADDHIT */
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168 -3, /* R_ADDDAM */ 2, /* R_REGEN */
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169 -2, /* R_DIGEST */ 0, /* R_TELEPORT */
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170 1, /* R_STEALTH */ 1 /* R_SUSTARM */
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171 };
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172
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173 if ((ring = cur_ring[hand]) == NULL)
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174 return 0;
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175 if ((eat = uses[ring->o_which]) < 0)
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176 eat = (rnd(-eat) == 0);
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177 if (ring->o_which == R_DIGEST)
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178 eat = -eat;
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179 return eat;
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180 }
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181
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182 /*
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183 * ring_num:
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184 * Print ring bonuses
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185 */
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186 const char *
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187 ring_num(const THING *obj)
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188 {
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189 static char buf[10];
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190
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191 if (!(obj->o_flags & ISKNOW))
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192 return "";
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193 switch (obj->o_which)
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194 {
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195 case R_PROTECT:
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196 case R_ADDSTR:
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197 case R_ADDDAM:
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198 case R_ADDHIT:
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199 sprintf(buf, " [%s]", num(obj->o_arm, 0, RING));
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200 otherwise:
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201 return "";
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202 }
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203 return buf;
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204 }