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annotate srogue/options.c @ 255:69ffcb6b90da

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Merge the bugfix branch, which had missed an update.
author John "Elwin" Edwards
date Fri, 10 Feb 2017 09:06:50 -0500
parents 94a0d9dd5ce1
children d71e5e1f49cf
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1 /*
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2 * This file has all the code for the option command.
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3 *
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4 * @(#)options.c 9.0 (rdk) 7/17/84
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5 *
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6 * Super-Rogue
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7 * Copyright (C) 1984 Robert D. Kindelberger
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8 * All rights reserved.
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9 *
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10 * Based on "Rogue: Exploring the Dungeons of Doom"
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11 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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12 * All rights reserved.
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13 *
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14 * See the file LICENSE.TXT for full copyright and licensing information.
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15 */
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16
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17 #include <ctype.h>
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18 #include <string.h>
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19 #include "rogue.h"
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20 #include "rogue.ext"
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21
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22 /*
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23 * description of an option and what to do with it
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24 */
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25 struct optstruct {
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26 char *o_name; /* option name */
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27 char *o_prompt; /* prompt for interactive entry */
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28 char *o_opt; /* pointer to thing to set */
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29 };
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30
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31 typedef struct optstruct OPTION;
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32
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33 int allowchange(OPTION *opt);
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34
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35 OPTION optlist[] = {
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36 { "name", "Name: ", whoami },
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37 { "fruit", "Fruit: ", fruit },
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38 { "file", "Save file: ", file_name }
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39 };
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40 #define NUM_OPTS (sizeof optlist / sizeof (OPTION))
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41 OPTION safeoptlist[] = {
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42 { "fruit", "Fruit: ", fruit },
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43 };
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44 #define NUM_SOPTS (sizeof safeoptlist / sizeof (OPTION))
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45
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46 /*
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47 * print and then set options from the terminal
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48 */
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49 void
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50 option(void)
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51 {
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52 reg OPTION *op;
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53 reg int wh;
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54 OPTION *olist;
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55 int olen;
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56
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57 if (use_savedir) {
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58 olist = safeoptlist;
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59 olen = NUM_SOPTS;
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60 }
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61 else {
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62 olist = optlist;
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63 olen = NUM_OPTS;
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64 }
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65
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66 wclear(hw);
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67 touchwin(hw);
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68 /*
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69 * Display current values of options
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70 */
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71 for (op = olist; op < &olist[olen]; op++) {
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72 wh = op - olist;
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73 mvwaddstr(hw, wh, 0, op->o_prompt);
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74 mvwaddstr(hw, wh, 16, op->o_opt);
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75 }
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76 /*
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77 * Set values
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78 */
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79 wmove(hw, 0, 0);
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80 for (op = olist; op < &olist[olen]; op++) {
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81 wmove(hw, op - olist, 16);
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82 if ((wh = get_str(op->o_opt, hw))) {
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83 if (wh == QUIT)
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84 break;
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85 else if (op > olist) {
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86 wmove(hw, op - olist, 0);
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87 op -= 2;
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88 }
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89 else {
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90 putchar(7);
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91 wmove(hw, 0, 0);
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92 op -= 1;
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93 }
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94 }
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95 }
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96 /*
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97 * Switch back to original screen
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98 */
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99 dbotline(hw,spacemsg);
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100 restscr(cw);
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101 after = FALSE;