Mercurial > hg > early-roguelike
annotate arogue5/save.c @ 202:e69128d2e4c5
Advanced Rogue 7: remove some unused md_ functions.
md_hasclreol() and md_sleep() were not actually portable. If they were
needed in the future, fixing them would be possible.
author | John "Elwin" Edwards |
---|---|
date | Wed, 12 Aug 2015 17:03:15 -0400 |
parents | efdbeec0816d |
children | 56e748983fa8 |
rev | line source |
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63
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1 /* |
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2 * save and restore routines |
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3 * |
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4 * Advanced Rogue |
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5 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T |
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6 * All rights reserved. |
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7 * |
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8 * Based on "Rogue: Exploring the Dungeons of Doom" |
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9 * Copyright (C) 1980, 1981 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" |
67 | 16 #include <stdlib.h> |
17 #include <string.h> | |
63
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18 #include <fcntl.h> |
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19 #include <errno.h> |
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20 #include <ctype.h> |
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21 #include <sys/types.h> |
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22 #include <sys/stat.h> |
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23 #include <signal.h> |
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24 #include "rogue.h" |
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25 |
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26 typedef struct stat STAT; |
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27 |
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28 extern char version[], encstr[]; |
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29 /* extern bool _endwin; */ |
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30 |
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31 STAT sbuf; |
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32 |
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33 bool |
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34 save_game() |
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35 { |
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36 register FILE *savef; |
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37 register int c; |
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38 char buf[LINELEN]; |
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39 |
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40 /* |
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41 * get file name |
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42 */ |
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43 mpos = 0; |
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44 if (file_name[0] != '\0') |
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45 { |
66 | 46 if (use_savedir) |
47 msg("Save game? "); | |
48 else | |
49 msg("Save file (%s)? ", file_name); | |
63
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50 do |
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51 { |
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52 c = readchar(); |
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53 if (c == ESCAPE) return(0); |
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54 } while (c != 'n' && c != 'N' && c != 'y' && c != 'Y'); |
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55 mpos = 0; |
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56 if (c == 'y' || c == 'Y') |
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57 { |
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58 msg("File name: %s", file_name); |
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59 goto gotfile; |
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60 } |
66 | 61 if (use_savedir) { |
62 msg(""); | |
63 return FALSE; | |
64 } | |
63
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65 } |
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66 |
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67 do |
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68 { |
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69 msg("File name: "); |
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70 mpos = 0; |
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71 buf[0] = '\0'; |
76
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72 if (get_str(buf, msgw) == QUIT) |
63
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73 { |
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74 msg(""); |
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75 return FALSE; |
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76 } |
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77 msg(""); |
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78 strcpy(file_name, buf); |
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79 gotfile: |
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80 if ((savef = fopen(file_name, "w")) == NULL) |
66 | 81 { |
63
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82 msg(strerror(errno)); /* fake perror() */ |
66 | 83 if (use_savedir) |
84 return FALSE; | |
85 } | |
63
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86 } while (savef == NULL); |
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87 |
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88 /* |
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89 * write out encrpyted file (after a stat) |
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90 * The fwrite is to force allocation of the buffer before the write |
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91 */ |
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92 if (save_file(savef) != 0) { |
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93 msg("Cannot create save file."); |
198
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94 md_unlink(file_name); |
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95 return(FALSE); |
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96 } |
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97 else return(TRUE); |
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98 } |
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99 |
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100 /* |
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101 * automatically save a file. This is used if a HUP signal is |
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102 * recieved |
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103 */ |
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104 void |
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105 auto_save(int sig) |
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106 { |
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107 register FILE *savef; |
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108 register int i; |
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109 |
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110 NOOP(sig); |
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111 |
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112 for (i = 0; i < NSIG; i++) |
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113 signal(i, SIG_IGN); |
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114 if (file_name[0] != '\0' && |
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115 pstats.s_hpt > 0 && |
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116 (savef = fopen(file_name, "w")) != NULL) |
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117 save_file(savef); |
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118 exit(1); |
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119 } |
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120 |
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121 /* |
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122 * write the saved game on the file |
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123 */ |
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124 bool |
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125 save_file(savef) |
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126 register FILE *savef; |
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127 { |
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128 int ret; |
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129 int slines = LINES; |
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130 int scols = COLS; |
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131 |
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132 wmove(cw, LINES-1, 0); |
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133 draw(cw); |
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134 fwrite("junk", 1, 5, savef); |
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135 fseek(savef, 0L, 0); |
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136 /* _endwin = TRUE; */ |
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137 |
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138 encwrite(version,strlen(version)+1,savef); |
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139 sprintf(prbuf,"%d x %d\n", LINES, COLS); |
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140 encwrite(prbuf,80,savef); |
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141 |
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142 msg(""); |
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143 ret = rs_save_file(savef); |
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144 |
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145 fclose(savef); |
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146 |
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147 return(ret); |
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148 } |
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149 |
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150 restore(file, envp) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
151 register char *file; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
152 char **envp; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
153 { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
154 register int inf; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
155 #ifndef _AIX |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
156 extern char **environ; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
157 #endif |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
158 char buf[LINELEN]; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
159 STAT sbuf2; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
160 int oldcol, oldline; /* Old number of columns and lines */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
161 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
162 if (strcmp(file, "-r") == 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
163 file = file_name; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
164 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
165 if ((inf = open(file, O_RDONLY)) < 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
166 { |
64 | 167 if (use_savedir && errno == ENOENT) |
168 { | |
169 /* No such game in SAVEDIR */ | |
170 return TRUE; | |
171 } | |
63
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
172 perror(file); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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|
173 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
174 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
175 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
176 fflush(stdout); |
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|
177 |
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parents:
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|
178 encread(buf, strlen(version) + 1, inf); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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179 |
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parents:
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180 if (strcmp(buf, version) != 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
181 { |
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parents:
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|
182 printf("Sorry, saved game is out of date.\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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183 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
184 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
185 |
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parents:
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|
186 /* |
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elwin
parents:
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|
187 * Get the lines and columns from the previous game |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
188 */ |
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parents:
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|
189 |
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190 encread(buf, 80, inf); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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191 sscanf(buf, "%d x %d\n", &oldline, &oldcol); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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192 fstat(inf, &sbuf2); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
193 fflush(stdout); |
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|
194 |
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parents:
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195 /* |
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parents:
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196 * Set the new terminal and make sure we aren't going to a smaller screen. |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
197 */ |
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198 |
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199 initscr(); |
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200 |
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elwin
parents:
diff
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201 if (COLS < oldcol || LINES < oldline) { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
202 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
203 printf("\nCannot restart the game on a smaller screen.\n"); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
204 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
205 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
206 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
207 cw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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208 mw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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209 hw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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210 msgw = newwin(4, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
211 keypad(cw,1); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
212 keypad(msgw,1); |
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|
213 |
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|
214 mpos = 0; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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215 mvwprintw(cw, 0, 0, "%s: %s", file, ctime(&sbuf2.st_mtime)); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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216 |
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parents:
diff
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|
217 /* |
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elwin
parents:
diff
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|
218 * defeat multiple restarting from the same place |
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elwin
parents:
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219 */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
220 if (!wizard) { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
221 if (sbuf2.st_nlink != 1) { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
222 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
223 printf("\nCannot restore from a linked file\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
224 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
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|
225 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
226 } |
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|
227 |
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parents:
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228 if (rs_restore_file(inf) != 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
229 { |
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diff
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|
230 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
231 printf("\nCannot restore file\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
232 return(FALSE); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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diff
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|
233 } |
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elwin
parents:
diff
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|
234 |
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elwin
parents:
diff
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|
235 if (!wizard) |
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parents:
diff
changeset
|
236 { |
198
7795b0938921
Advanced Rogue 5: replace calls to unlink() with md_unlink().
John "Elwin" Edwards
parents:
85
diff
changeset
|
237 if (md_unlink(file) < 0) { |
63
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
changeset
|
238 close(inf); /* only close if system insists */ |
198
7795b0938921
Advanced Rogue 5: replace calls to unlink() with md_unlink().
John "Elwin" Edwards
parents:
85
diff
changeset
|
239 if (md_unlink(file) < 0) { |
63
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
240 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
241 printf("\nCannot unlink file\n"); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
242 return FALSE; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
243 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
244 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
245 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
246 |
85
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
247 if (pstats.s_hpt <= 0) { |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
248 endwin(); |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
249 printf("This character is already dead.\n"); |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
250 return FALSE; |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
251 } |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
252 |
63
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
253 environ = envp; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
254 strcpy(file_name, file); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
255 setup(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
256 clearok(curscr, TRUE); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
257 touchwin(cw); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
258 srand(getpid()); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
259 playit(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
260 /*NOTREACHED*/ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
261 return(FALSE); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
262 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
263 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
264 /* |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
265 * perform an encrypted write |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
266 */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
267 encwrite(start, size, outf) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
268 register char *start; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
269 register unsigned size; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
270 register FILE *outf; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
271 { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
272 register char *ep; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
273 register num_written = 0; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
274 |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
275 ep = encstr; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
276 |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
277 while (size--) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
278 { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
279 if (putc(*start++ ^ *ep++, outf) == EOF && ferror(outf)) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
280 return(num_written); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
281 num_written++; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
282 if (*ep == '\0') |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
283 ep = encstr; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
284 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
285 return(num_written); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
286 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
287 |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
288 /* |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
289 * perform an encrypted read |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
290 */ |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
291 encread(start, size, inf) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
292 register char *start; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
293 register unsigned size; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
294 register int inf; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
295 { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
296 register char *ep; |
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297 register int read_size; |
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298 |
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299 if ((read_size = read(inf, start, size)) == -1 || read_size == 0) |
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300 return read_size; |
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301 |
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302 ep = encstr; |
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303 |
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304 size = read_size; |
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305 while (size--) |
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306 { |
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307 *start++ ^= *ep++; |
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308 if (*ep == '\0') |
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309 ep = encstr; |
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310 } |
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311 return read_size; |
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312 } |