Mercurial > hg > early-roguelike
annotate rogue4/list.c @ 152:0c775afe0072
arogue7, xrogue: fix command repetition.
In both games, command() loops and calls the action function twice for
each command: once to schedule it by setting player.t_action and
player.t_no_move, and again, to actually do it, once player.t_no_move
has been reduced to 0. Each loop decremented count, so repeated
commands were only repeated half the number of times the player typed.
count is now decremented only when ch has been set to the repeated
command.
author | John "Elwin" Edwards |
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date | Thu, 28 May 2015 11:08:03 -0400 |
parents | 9535a08ddc39 |
children | 1b73a8641b37 |
rev | line source |
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12
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1 /* |
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2 * Functions for dealing with linked lists of goodies |
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3 * |
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4 * @(#)list.c 4.7 (Berkeley) 12/19/81 |
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5 * |
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6 * Rogue: Exploring the Dungeons of Doom |
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7 * Copyright (C) 1980, 1981, 1982 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 |
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13 #include <stdlib.h> |
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14 #include <curses.h> |
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15 #include "rogue.h" |
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16 |
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17 /* |
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18 * detach: |
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19 * Takes an item out of whatever linked list it might be in |
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20 */ |
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21 _detach(list, item) |
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22 register THING **list, *item; |
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23 { |
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24 if (*list == item) |
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25 *list = next(item); |
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26 if (prev(item) != NULL) item->l_prev->l_next = next(item); |
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27 if (next(item) != NULL) item->l_next->l_prev = prev(item); |
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28 item->l_next = NULL; |
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29 item->l_prev = NULL; |
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30 } |
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31 |
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32 /* |
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33 * _attach: |
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34 * add an item to the head of a list |
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35 */ |
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36 _attach(list, item) |
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37 register THING **list, *item; |
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38 { |
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39 if (*list != NULL) |
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40 { |
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41 item->l_next = *list; |
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42 (*list)->l_prev = item; |
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43 item->l_prev = NULL; |
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44 } |
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45 else |
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46 { |
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47 item->l_next = NULL; |
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48 item->l_prev = NULL; |
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49 } |
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50 *list = item; |
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51 } |
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52 |
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53 /* |
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54 * _free_list: |
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55 * Throw the whole blamed thing away |
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56 */ |
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57 _free_list(ptr) |
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58 register THING **ptr; |
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59 { |
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60 register THING *item; |
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61 |
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62 while (*ptr != NULL) |
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63 { |
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64 item = *ptr; |
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65 *ptr = next(item); |
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66 discard(item); |
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67 } |
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68 } |
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69 |
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70 /* |
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71 * discard: |
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72 * Free up an item |
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73 */ |
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74 discard(item) |
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75 register THING *item; |
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76 { |
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77 total--; |
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78 free((char *) item); |
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79 } |
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80 |
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81 /* |
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82 * new_item |
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83 * Get a new item with a specified size |
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84 */ |
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85 THING * |
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86 new_item() |
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87 { |
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88 register THING *item; |
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89 |
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90 if ((item = calloc(1, sizeof *item)) == NULL) |
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91 msg("ran out of memory after %d items", total); |
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92 else |
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93 total++; |
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94 item->l_next = item->l_prev = NULL; |
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95 return item; |
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96 } |