Mercurial > hg > early-roguelike
annotate rogue4/options.c @ 216:b24545357d2e
rogue4: add more function declarations.
author | John "Elwin" Edwards |
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date | Thu, 28 Jan 2016 18:55:47 -0500 |
parents | 1b73a8641b37 |
children | 50b89f165a34 |
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1 /* |
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2 * This file has all the code for the option command. I would rather |
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3 * this command were not necessary, but it is the only way to keep the |
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4 * wolves off of my back. |
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5 * |
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6 * @(#)options.c 4.12 (Berkeley) 3/2/82 |
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7 * |
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8 * Rogue: Exploring the Dungeons of Doom |
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9 * Copyright (C) 1980, 1981, 1982 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 #include <curses.h> |
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16 #include <ctype.h> |
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17 #include <string.h> |
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18 #include "rogue.h" |
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19 |
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20 #define EQSTR(a, b, c) (strncmp(a, b, c) == 0) |
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21 |
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22 #define NUM_OPTS (sizeof optlist / sizeof (OPTION)) |
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23 |
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24 /* |
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25 * description of an option and what to do with it |
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26 */ |
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27 struct optstruct { |
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28 char *o_name; /* option name */ |
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29 char *o_prompt; /* prompt for interactive entry */ |
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30 int *o_opt; /* pointer to thing to set */ |
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31 int (*o_putfunc)(); /* function to print value */ |
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32 int (*o_getfunc)(); /* function to get value interactively */ |
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33 }; |
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34 |
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35 typedef struct optstruct OPTION; |
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36 |
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37 int allowchange(OPTION *opt); |
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38 |
215 | 39 void put_bool(bool *b); |
40 void put_str(char *str); | |
41 int get_bool(bool *bp, WINDOW *win); | |
42 int get_str(char *opt, WINDOW *win); | |
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43 |
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44 OPTION optlist[] = { |
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45 {"terse", "Terse output: ", |
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46 (int *) &terse, put_bool, get_bool }, |
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47 {"flush", "Flush typeahead during battle: ", |
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48 (int *) &fight_flush, put_bool, get_bool }, |
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49 {"jump", "Show position only at end of run: ", |
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50 (int *) &jump, put_bool, get_bool }, |
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51 {"step", "Do inventories one line at a time: ", |
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52 (int *) &slow_invent, put_bool, get_bool }, |
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53 {"askme", "Ask me about unidentified things: ", |
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54 (int *) &askme, put_bool, get_bool }, |
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55 {"passgo", "Follow turnings in passageways: ", |
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56 (int *) &passgo, put_bool, get_bool }, |
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57 {"name", "Name: ", |
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58 (int *) whoami, put_str, get_str }, |
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59 {"fruit", "Fruit: ", |
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60 (int *) fruit, put_str, get_str }, |
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61 {"file", "Save file: ", |
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62 (int *) file_name, put_str, get_str } |
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63 }; |
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64 |
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65 /* |
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66 * option: |
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67 * Print and then set options from the terminal |
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68 */ |
215 | 69 void |
70 option(void) | |
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71 { |
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72 register OPTION *op; |
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73 register int retval; |
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74 |
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75 wclear(hw); |
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76 /* |
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77 * Display current values of options |
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78 */ |
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79 for (op = optlist; op < &optlist[NUM_OPTS]; op++) |
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80 { |
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81 if (allowchange(op)) |
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82 { |
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83 waddstr(hw, op->o_prompt); |
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84 (*op->o_putfunc)(op->o_opt); |
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85 waddch(hw, '\n'); |
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86 } |
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87 } |
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88 /* |
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89 * Set values |
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90 */ |
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91 wmove(hw, 0, 0); |
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92 for (op = optlist; op < &optlist[NUM_OPTS]; op++) |
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93 { |
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94 if (!allowchange(op)) |
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95 continue; |
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96 waddstr(hw, op->o_prompt); |
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97 if ((retval = (*op->o_getfunc)(op->o_opt, hw))) |
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98 { |
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99 if (retval == QUIT) |
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100 break; |
14 |