Mercurial > hg > early-roguelike
annotate arogue5/save.c @ 164:49af2fd0bb0c
Move some autotools files to where configure can find them.
rogue5 uses config.guess and config.sub to find the canonical system
names. The configure script expects them to be in the same directory
as install-sh. So they have been relocated to the top level.
This is a quick and dirty fix. The eventual plan is to relocate them
to /dev/null.
I also suspect they should be used to set HOST, not TARGET. Rogue is
not a cross-compiler.
author | John "Elwin" Edwards |
---|---|
date | Tue, 16 Jun 2015 11:44:49 -0400 |
parents | d852b8f088c5 |
children | 7795b0938921 |
rev | line source |
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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."); |
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94 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 fstat(fileno(savef), &sbuf); |
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138 |
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139 encwrite(version,strlen(version)+1,savef); |
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140 sprintf(prbuf,"%d x %d\n", LINES, COLS); |
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141 encwrite(prbuf,80,savef); |
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142 |
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143 msg(""); |
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144 ret = rs_save_file(savef); |
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145 |
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146 fclose(savef); |
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147 |
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148 return(ret); |
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149 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
150 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
151 restore(file, envp) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
152 register char *file; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
153 char **envp; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
154 { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
155 register int inf; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
156 #ifndef _AIX |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
diff
changeset
|
157 extern char **environ; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
158 #endif |
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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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|
159 char buf[LINELEN]; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
160 STAT sbuf2; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
161 int oldcol, oldline; /* Old number of columns and lines */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
162 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
163 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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|
164 file = file_name; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
165 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
166 if ((inf = open(file, O_RDONLY)) < 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
167 { |
64 | 168 if (use_savedir && errno == ENOENT) |
169 { | |
170 /* No such game in SAVEDIR */ | |
171 return TRUE; | |
172 } | |
63
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
173 perror(file); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
174 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
175 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
176 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
177 fflush(stdout); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
178 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
179 encread(buf, strlen(version) + 1, inf); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
180 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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changeset
|
181 if (strcmp(buf, version) != 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
182 { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
183 printf("Sorry, saved game is out of date.\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
184 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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|
185 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
186 |
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elwin
parents:
diff
changeset
|
187 /* |
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elwin
parents:
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|
188 * Get the lines and columns from the previous game |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
189 */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
190 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
191 encread(buf, 80, inf); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
192 sscanf(buf, "%d x %d\n", &oldline, &oldcol); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
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193 fstat(inf, &sbuf2); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
194 fflush(stdout); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
195 |
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elwin
parents:
diff
changeset
|
196 /* |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
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197 * 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)
elwin
parents:
diff
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|
198 */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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parents:
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|
199 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
200 initscr(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
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|
201 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
202 if (COLS < oldcol || LINES < oldline) { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
203 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
204 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
changeset
|
205 return FALSE; |
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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 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
208 cw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
209 mw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
210 hw = newwin(LINES, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
211 msgw = newwin(4, COLS, 0, 0); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
212 keypad(cw,1); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
213 keypad(msgw,1); |
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elwin
parents:
diff
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|
214 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
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|
215 mpos = 0; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
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216 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)
elwin
parents:
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217 |
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elwin
parents:
diff
changeset
|
218 /* |
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elwin
parents:
diff
changeset
|
219 * defeat multiple restarting from the same place |
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elwin
parents:
diff
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|
220 */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
221 if (!wizard) { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
222 if (sbuf2.st_nlink != 1) { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
223 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
224 printf("\nCannot restore from a linked file\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
225 return FALSE; |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
226 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
227 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
228 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
229 if (rs_restore_file(inf) != 0) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
230 { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
231 endwin(); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
232 printf("\nCannot restore file\n"); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
233 return(FALSE); |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
234 } |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
235 |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
236 if (!wizard) |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
237 { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
238 if (unlink(file) < 0) { |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
239 close(inf); /* only close if system insists */ |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
240 if (unlink(file) < 0) { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
241 endwin(); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
242 printf("\nCannot unlink file\n"); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
243 return FALSE; |
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 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
247 |
85
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
248 if (pstats.s_hpt <= 0) { |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
249 endwin(); |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
250 printf("This character is already dead.\n"); |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
251 return FALSE; |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
252 } |
d852b8f088c5
Refuse to restore if the character is dead.
John "Elwin" Edwards
parents:
76
diff
changeset
|
253 |
63
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
254 environ = envp; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
255 strcpy(file_name, file); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
256 setup(); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
257 clearok(curscr, TRUE); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
258 touchwin(cw); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
259 srand(getpid()); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
260 playit(); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
261 /*NOTREACHED*/ |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
262 return(FALSE); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
263 } |
0ed67132cf10
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 /* |
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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
266 * perform an encrypted write |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
267 */ |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
268 encwrite(start, size, outf) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
269 register char *start; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
270 register unsigned size; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
271 register FILE *outf; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
272 { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
273 register char *ep; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
274 register num_written = 0; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
275 |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
276 ep = encstr; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
277 |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
278 while (size--) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
279 { |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
280 if (putc(*start++ ^ *ep++, outf) == EOF && ferror(outf)) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
281 return(num_written); |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
282 num_written++; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
283 if (*ep == '\0') |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
284 ep = encstr; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
285 } |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
286 return(num_written); |
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 /* |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
290 * perform an encrypted read |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
291 */ |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
292 encread(start, size, inf) |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
293 register char *start; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
294 register unsigned size; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
elwin
parents:
diff
changeset
|
295 register int inf; |
0ed67132cf10
Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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296 { |
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297 register char *ep; |
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298 register int read_size; |
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299 |
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300 if ((read_size = read(inf, start, size)) == -1 || read_size == 0) |
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301 return read_size; |
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302 |
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303 ep = encstr; |
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304 |
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305 size = read_size; |
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306 while (size--) |
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307 { |
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308 *start++ ^= *ep++; |
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309 if (*ep == '\0') |
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310 ep = encstr; |
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311 } |
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312 return read_size; |
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313 } |