Mercurial > hg > early-roguelike
annotate arogue7/sticks.c @ 270:7a96fede6cc8
UltraRogue: check the return value from getpwuid().
It is possible for getpwuid() to return NULL. Such a failure will no
longer cause a segfault. However, the call to getpwuid() may normally
not be reachable.
author | John "Elwin" Edwards |
---|---|
date | Wed, 01 Mar 2017 20:40:18 -0500 |
parents | e1cd27c5464f |
children | e52a8a7ad4c5 |
rev | line source |
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125
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Import Advanced Rogue 7.7 from the Roguelike Restoration Project (r1490)
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1 /* |
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2 * sticks.c - Functions to implement the various sticks one might find |
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3 * |
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4 * Advanced Rogue |
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5 * Copyright (C) 1984, 1985, 1986 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 "Rogue: Exploring the Dungeons of Doom" |
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9 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman |
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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 /* |
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16 * Functions to implement the various sticks one might find |
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17 * while wandering around the dungeon. |
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18 */ |
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19 |
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20 #include "curses.h" |
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21 #include <ctype.h> |
126 | 22 #include <string.h> |
125
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23 #include "rogue.h" |
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24 |
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25 void drain(int ymin, int ymax, int xmin, int xmax); |
125
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26 |
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27 /* |
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28 * zap a stick and see what happens |
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29 */ |
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30 void |
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31 do_zap(struct thing *zapper, struct object *obj, coord *direction, int which, |
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32 int flags) |
125
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33 { |
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34 register struct linked_list *item = NULL; |
125
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35 register struct thing *tp; |
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36 register int y, x, bonus; |
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37 struct linked_list *nitem; |
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38 struct object *nobj; |
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39 bool cursed, blessed, is_player; |
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40 char *mname = ""; |
125
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41 |
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42 cursed = flags & ISCURSED; |
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43 blessed = flags & ISBLESSED; |
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44 |
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45 if (obj && obj->o_type != RELIC) { /* all relics are chargeless */ |
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46 if (obj->o_charges < 1) { |
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47 msg(nothing); |
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48 return; |
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49 } |
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50 obj->o_charges--; |
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51 } |
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52 if (which == WS_WONDER) { |
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53 switch (rnd(14)) { |
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54 case 0: which = WS_ELECT; |
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55 when 1: which = WS_FIRE; |
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56 when 2: which = WS_COLD; |
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57 when 3: which = WS_POLYMORPH; |
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58 when 4: which = WS_MISSILE; |
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59 when 5: which = WS_SLOW_M; |
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60 when 6: which = WS_TELMON; |
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61 when 7: which = WS_CANCEL; |
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62 when 8: which = WS_CONFMON; |
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63 when 9: which = WS_DISINTEGRATE; |
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64 when 10: which = WS_PETRIFY; |
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65 when 11: which = WS_PARALYZE; |
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66 when 12: which = WS_MDEG; |
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67 when 13: which = WS_FEAR; |
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68 } |
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69 if(ws_magic[which].mi_curse>0 && rnd(100)<=ws_magic[which].mi_curse){ |
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70 cursed = TRUE; |
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71 blessed = FALSE; |
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72 } |
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73 } |
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74 |
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75 tp = NULL; |
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76 switch (which) { |
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77 case WS_POLYMORPH: |
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78 case WS_SLOW_M: |
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79 case WS_TELMON: |
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80 case WS_CANCEL: |
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81 case WS_CONFMON: |
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82 case WS_DISINTEGRATE: |
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83 case WS_PETRIFY: |
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84 case WS_PARALYZE: |
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85 case WS_MDEG: |
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86 case WS_FEAR: |
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87 y = zapper->t_pos.y; |
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88 x = zapper->t_pos.x; |
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89 |
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90 do { |