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annotate urogue/save.c @ 259:096d3cfd9afd

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UltraRogue: add the -n option.
author John "Elwin" Edwards
date Thu, 09 Feb 2017 16:29:45 -0500
parents c495a4f288c6
children ac42afd962e4
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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
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29 save_game(void)
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30 {
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31 FILE *savefd;
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32 char buf[2 * LINELEN];
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33 char oldfile[2*LINELEN];
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34
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35 /* get file name */
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36
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37 strcpy(oldfile,file_name);
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38
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39 do
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40 {
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41 mpos = 0;
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42
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43 if (oldfile[0] != '\0')
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44 msg("Save file [%s]: ", file_name);
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45 else
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46 msg("Save file as: ");
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47
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48 mpos = 0;
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49 buf[0] = '\0';
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50
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51 if (get_string(buf, cw) == QUIT)
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52 {
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53 msg("");
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54 return(FALSE);
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55 }
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56
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57 if ( (buf[0] == 0) && (oldfile[0] != 0) )
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58 strcpy(file_name, oldfile);
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59 else if (buf[0] != 0)
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60 strcpy(file_name, buf);
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61 else
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62 {
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63 msg("");
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64 return(FALSE);
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65 }
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66
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67 wclear(hw);
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68 wmove(hw, LINES - 1, 0);
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69 wrefresh(hw);
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70
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71 if ((savefd = fopen(file_name, "w")) == NULL)
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72 msg(strerror(errno)); /* fake perror() */
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73 }
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74 while (savefd == NULL);
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75
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76 /* write out [compressed?] file */
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77
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78 save_file(savefd);
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79 return(TRUE);
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80 }
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81
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82 int
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83 restore(char *file)
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84 {
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85 FILE *infd;
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86 char *sp;
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87
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88 if (strcmp(file, "-r") == 0)
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89 file = file_name;
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90
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91 if ((infd = fopen(file, "r")) == NULL)
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92 {
259
096d3cfd9afd UltraRogue: add the -n option.
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93 if (use_savedir && errno == ENOENT)
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94 return TRUE;
256
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95 perror(file);
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96 return(FALSE);
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97 }
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98
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99 if ( restore_file(infd) == FALSE )
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100 return(FALSE);
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101
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102 /*
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103 * we do not close the file so that we will have a hold of the inode
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104 * for as long as possible
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105 */
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106
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107 if (remove(file) < 0)
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108 {
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109 printf("Cannot unlink file\n");
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110 return(FALSE);
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111 }
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112
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113 if ((sp = getenv("OPTIONS")) != NULL)
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114 parse_opts(sp);
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115
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116 strcpy(file_name, file);
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117
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118 clearok(cw, TRUE);
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119 touchwin(cw);
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120 noecho();
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121 nonl();
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122
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123 while(playing)
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124 {
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125 do_daemons(BEFORE);
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126 do_fuses(BEFORE);
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127
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128 command(); /* Command execution */
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129
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130 if (after)
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131 do_after_effects();
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132 }
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133
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134 fatal("");
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135
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136 return(FALSE);
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137 }