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annotate rogue4/options.c @ 225:4f6e056438eb

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Merge the GCC5 and build fix branches.
author John "Elwin" Edwards
date Wed, 02 Mar 2016 21:28:34 -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
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39 void put_bool(bool *b);
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40 void put_str(char *str);
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41 int get_bool(bool *bp, WINDOW *win);
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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 */
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69 void
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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;
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