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annotate urogue/save.c @ 272:1db299e868b8

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UltraRogue: add the autosave feature. UltraRogue now automatically saves the game when SIGHUP or SIGTERM is received.
author John "Elwin" Edwards
date Sun, 03 Sep 2017 19:58:22 -0400
parents ac42afd962e4
children
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1 /*
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2 save.c - save and restore routines
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3
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4 UltraRogue: The Ultimate Adventure in the Dungeons of Doom
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5 Copyright (C) 1985, 1986, 1992, 1993, 1995 Herb Chong
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6 All rights reserved.
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7
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8 Based on "Advanced Rogue"
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9 Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka
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10 All rights reserved.
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11
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12 Based on "Rogue: Exploring the Dungeons of Doom"
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13 Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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14 All rights reserved.
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15
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16 See the file LICENSE.TXT for full copyright and licensing information.
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17 */
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18
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19 #define _ALL_SOURCE /* need to remove need for this AIXism */
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20
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21 #include <time.h>
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22 #include <stdlib.h>
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23 #include <string.h>
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24 #include <ctype.h>
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25 #include <errno.h>
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26 #include "rogue.h"
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27
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28 int save_savedir_game(void);
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29
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30 int
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31 save_game(void)
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32 {
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33 FILE *savefd;
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34 char buf[2 * LINELEN];
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35 char oldfile[2*LINELEN];
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36
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37 if (use_savedir)
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38 return save_savedir_game();
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39
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40 /* get file name */
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41
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42 strcpy(oldfile,file_name);
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43
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44 do
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45 {
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46 mpos = 0;
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47
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48 if (oldfile[0] != '\0')
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49 msg("Save file [%s]: ", file_name);
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50 else
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51 msg("Save file as: ");
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52
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53 mpos = 0;
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54 buf[0] = '\0';
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55
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56 if (get_string(buf, cw) == QUIT)
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57 {
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58 msg("");
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59 return(FALSE);
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60 }
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61
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62 if ( (buf[0] == 0) && (oldfile[0] != 0) )
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63 strcpy(file_name, oldfile);
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64 else if (buf[0] != 0)
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65 strcpy(file_name, buf);
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66 else
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67 {
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68 msg("");
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69 return(FALSE);
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70 }
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71
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72 wclear(hw);
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73 wmove(hw, LINES - 1, 0);
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74 wrefresh(hw);
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75
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76 if ((savefd = fopen(file_name, "w")) == NULL)
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77 msg(strerror(errno)); /* fake perror() */
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78 }
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79 while (savefd == NULL);
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80
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81 /* write out [compressed?] file */
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82
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83 save_file(savefd);
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84 return(TRUE);
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85 }
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86
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87 /*
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88 * save_savedir_game()
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89 * Simplified save function for when system savefiles are used.
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90 */
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91 int
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92 save_savedir_game(void)
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93 {