Mercurial > hg > early-roguelike
annotate arogue5/misc.c @ 227:696277507a2e
Rogue V4, V5: disable a cheat granting permanent monster detection.
In these two games, a potion of monster detection turns on the player's
SEEMONST flag. A fuse is set to call turn_see() to turn the flag back
off. But the save and restore functions do not recognize turn_see() and
fail to set the fuse up again.
When restoring, Rogue V4 merely sets the fuse's function to NULL and
leaves it burning. When it goes off, a segfault results. Rogue V5
clears all the fuse's fields, and the player retains the ability to see
all monsters on the level.
The save and restore code can now handle the fuse. The function used is
a new wrapper, turn_see_off(), which should lead to less problems with
daemons being multiple incompatible types.
Also, Rogue V4 and Super-Rogue now properly clear unrecognized daemon
and fuse slots when restoring a saved game.
author | John "Elwin" Edwards |
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date | Sat, 05 Mar 2016 12:10:20 -0500 |
parents | 56e748983fa8 |
children | e52a8a7ad4c5 |
rev | line source |
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1 /* |
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2 * routines dealing specifically with miscellaneous magic |
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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 * See the file LICENSE.TXT for full copyright and licensing information. |
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9 */ |
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10 |
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11 #include "curses.h" |
67 | 12 #include <stdlib.h> |
63
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13 #include <ctype.h> |
67 | 14 #include <string.h> |
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15 #include "rogue.h" |
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16 |
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17 /* |
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18 * See if a monster has some magic it can use. Use it and return TRUE if so. |
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19 */ |
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20 bool |
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21 m_use_item(struct thing *monster, coord *monst_pos, coord *defend_pos) |
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22 { |
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23 register struct linked_list *pitem; |
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24 register struct object *obj; |
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25 register coord *shoot_dir = can_shoot(monst_pos, defend_pos); |
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26 int dist=DISTANCE(monst_pos->y, monst_pos->x, defend_pos->y, defend_pos->x); |
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27 |
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28 for (pitem=monster->t_pack; pitem; pitem=next(pitem)) { |
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29 obj = OBJPTR(pitem); |
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30 if (obj->o_type != RELIC) continue; /* Only care about relics now */ |
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31 switch (obj->o_which) { |
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32 case MING_STAFF: { |
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33 static struct object missile = { |
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34 MISSILE, {0,0}, "", 0, "", "0d4 " , NULL, 0, WS_MISSILE, 100, 1 |
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35 }; |
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36 |
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37 if (shoot_dir != NULL) { |
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38 sprintf(missile.o_hurldmg, "%dd4", monster->t_stats.s_lvl); |
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39 do_motion(&missile, shoot_dir->y, shoot_dir->x, monster); |
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40 hit_monster(unc(missile.o_pos), &missile, monster); |
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41 return(TRUE); |
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42 } |
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43 } |
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44 when ASMO_ROD: |
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45 /* The bolt must be able to reach the defendant */ |
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46 if (shoot_dir != NULL && dist < BOLT_LENGTH * BOLT_LENGTH) { |
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47 char *name; |
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48 |
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49 switch (rnd(3)) { /* Select a function */ |
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50 case 0: name = "lightning bolt"; |
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51 when 1: name = "flame"; |
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52 otherwise: name = "ice"; |
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53 } |
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54 shoot_bolt( monster, |
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55 *monst_pos, |
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56 *shoot_dir, |
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57 FALSE, |
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58 monster->t_index, |
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59 name, |
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60 roll(monster->t_stats.s_lvl,6)); |
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61 return(TRUE); |
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62 } |
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63 when BRIAN_MANDOLIN: |
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64 /* The defendant must be the player and within 2 spaces */ |
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65 if (ce(*defend_pos, hero) && dist < 9 && no_command == 0 && |
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66 rnd(100) < 33) { |
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67 if (!save(VS_MAGIC, &player, -4) && |
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68 !ISWEARING(R_ALERT)) { |
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69 msg("Some beautiful music enthralls you."); |
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70 no_command += FREEZETIME; |
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71 } |
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72 else msg("You wince at a sour note."); |
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73 return(TRUE); |
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74 } |
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75 when GERYON_HORN: |
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76 /* The defendant must be the player and within 2 spaces */ |
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77 if (ce(*defend_pos, hero) && dist < 9 && |
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78 (off(player, ISFLEE) || player.t_dest != &monster->t_pos) |
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79 && rnd(100) < 33) { |
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80 if (!ISWEARING(R_HEROISM) && |
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81 !save(VS_MAGIC, &player, -4)) { |
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82 turn_on(player, ISFLEE); |
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83 player.t_dest = &monster->t_pos; |
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84 msg("A shrill blast terrifies you."); |
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85 } |
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86 else msg("A shrill blast sends chills up your spine."); |
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87 return(TRUE); |
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88 } |
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89 } |
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90 } |
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91 return(FALSE); |
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92 } |
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93 |
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94 /* |
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95 * add something to the contents of something else |
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96 * bag: the holder of the items |
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97 * item: the item to put inside |
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98 */ |
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99 void |
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100 put_contents(struct object *bag, struct linked_list *item) |
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101 { |