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annotate rogue4/mach_dep.c @ 284:6376b514a30b

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Fix more header-related warnings. This fixes all current default warnings with GCC7 on Linux. That does not mean the code is anywhere close to clean.
author John "Elwin" Edwards
date Fri, 22 Sep 2017 16:24:40 -0400
parents d3968e9cb98d
children
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1 /*
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2 * Various installation dependent routines
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3 *
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4 * @(#)mach_dep.c 4.23 (Berkeley) 5/19/82
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5 *
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6 * Rogue: Exploring the Dungeons of Doom
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7 * Copyright (C) 1980, 1981, 1982 Michael Toy, Ken Arnold and Glenn Wichman
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8 * All rights reserved.
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9 *
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10 * See the file LICENSE.TXT for full copyright and licensing information.
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11 */
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12
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13 /*
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14 * The various tuneable defines are:
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15 *
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16 * SCOREFILE Where/if the score file should live.
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17 * MAXLOAD What (if any) the maximum load average should be
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18 * when people are playing. If defined, then
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19 * LOADAV Should rogue define it's own routine to
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20 * get the load average?
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21 * NAMELIST If so, where does the system namelist hide?
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22 * MAXUSERS What (if any) the maximum user count should be
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23 * when people are playing. If defined, then
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24 * UCOUNT Should rogue define it's own routine to
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25 * count users?
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26 * UTMP If so, where does the user list hide?
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27 * CHECKTIME How often/if rogue should check during the game
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28 * for high load average.
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29 */
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30
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31 #include <limits.h>
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32 #include <stdlib.h>
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33 #include <stdio.h>
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34 #include <curses.h>
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35 #include <time.h>
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36 #include <signal.h>
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37 #include <sys/stat.h>
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38 #include <fcntl.h>
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39 #include <string.h>
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40 #include <errno.h>
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41
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42 #ifdef CHECKTIME
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43 #include <unistd.h>
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44 #endif
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45
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46 #include "rogue.h"
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47
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48 int num_checks; /* times we've gone over in checkout() */
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49
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50 #ifdef SCOREFILE
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51 #ifdef LOCKFILE
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52 static char *lockfile = LOCKFILE;
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53 #endif
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54 #endif
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55
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56 int too_much(void);
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57 bool author(void);
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58 void checkout(int s);
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59 void chmsg(char *fmt, int arg);
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60
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61 /*
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62 * init_check:
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63 * Check out too see if it is proper to play the game now
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64 */
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65 void
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66 init_check(void)
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67 {
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68 if (too_much())
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69 {
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70 printf("Sorry, %s, but the system is too loaded now.\n", whoami);
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71 printf("Try again later. Meanwhile, why not enjoy a%s %s?\n",
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72 vowelstr(fruit), fruit);
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73 if (author())
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74 printf("However, since you're a good guy, it's up to you\n");
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75 else
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76 exit(1);
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77 }
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78 }
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79
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80 /*
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81 * open_score:
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82 * Open up the score file for future use, and then
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83 * setuid(getuid()) in case we are running setuid.
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84 */
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85 void
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86 open_score(void)
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87 {
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88 #ifdef SCOREFILE
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89 score_file = fopen(SCOREFILE, "r+");
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90 if ((score_file == NULL) && (errno == ENOENT)) {
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91 score_file = fopen(SCOREFILE, "w+");
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92 }
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93 #else
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94 score_file = NULL;
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95 #endif
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96 if (!use_savedir)
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97 md_normaluser();
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98 return;
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99 }
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100
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101 void
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102 open_log(void)
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103 {
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104 #ifdef LOGFILE
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105 log_file = fopen(LOGFILE, "a");
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106 #else
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107 log_file = NULL;
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108 #endif
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109 return;
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110 }
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111
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112 /*
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113 * setup:
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114 * Get starting setup for all games
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115 */
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116 void
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117 setup(void)
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118 {
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119 void auto_save(), quit(), endit(), tstp();
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120
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121 /*
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122 * make sure that large terminals don't overflow the bounds
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123 * of the program
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124 */
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125 if (LINES > MAXLINES)
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126 LINES = MAXLINES;
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127 if (COLS > MAXCOLS)
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128 COLS = MAXCOLS;
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129
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130 #ifdef SIGHUP
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131 signal(SIGHUP, auto_save);
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132 #endif
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133 #ifndef DUMP
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134 signal(SIGILL, auto_save);
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135 #ifdef SIGTRAP
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136 signal(SIGTRAP, auto_save);
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137 #endif
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138 #ifdef SIGIOT
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139 signal(SIGIOT, auto_save);
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140 #endif
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141 #ifdef SIGEMT
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142 signal(SIGEMT, auto_save);
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143 #endif
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144 signal(SIGFPE, auto_save);
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145 #ifdef SIGBUS
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146 signal(SIGBUS, auto_save);
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147 #endif
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148 /* Don't bother saving a game that segfaulted. */
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149 signal(SIGSEGV, SIG_DFL);
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150 #ifdef SIGSYS
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151 signal(SIGSYS, auto_save);
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152 #endif
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153 signal(SIGTERM, auto_save);
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154 #endif
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155
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156 signal(SIGINT, quit);
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157 #ifndef DUMP
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158 #ifdef SIGQUIT
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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parents:
diff changeset
159 signal(SIGQUIT, endit);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
160 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
161 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
162 #ifdef CHECKTIME
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
163 signal(SIGALRM, checkout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
164 alarm(CHECKTIME * 60);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
165 num_checks = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
166 #endif
32
2dcd75e6a736 Fix the playback bug which was caused by CR/LF confusion
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parents: 26
diff changeset
167 nonl();
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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parents:
diff changeset
168 crmode(); /* Cbreak mode */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
169 noecho(); /* Echo off */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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parents:
diff changeset
170 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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parents:
diff changeset
171
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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172 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
173 * start_score:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
174 * Start the scoring sequence
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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175 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
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parents: 45
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176 void
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John "Elwin" Edwards
parents: 45
diff changeset
177 start_score(void)
12
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178 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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179 #ifdef SIGALRM
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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180 signal(SIGALRM, SIG_IGN);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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181 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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182 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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183
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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184 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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185 * issymlink:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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186 * See if the file has a symbolic link
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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187 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
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188 bool
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John "Elwin" Edwards
parents: 45
diff changeset
189 issymlink(char *sp)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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190 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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191 #ifdef S_IFLNK
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192 struct stat sbuf2;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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193
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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194 if (lstat(sp, &sbuf2) < 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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195 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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196 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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197 return ((sbuf2.st_mode & S_IFMT) != S_IFREG);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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198 #else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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199 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
200 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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201 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
202
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
203 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
204 * too_much:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
205 * See if the system is being used too much for this game
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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diff changeset
206 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
207 int
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
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208 too_much(void)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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209 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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210 #ifdef MAXLOAD
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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211 double avec[3];
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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212
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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213 if (md_getloadavg(avec) == 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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214 if (avec[2] > (MAXLOAD / 10.0))
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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215 return(1);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
216 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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217 #ifdef MAXUSERS
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
218 if (md_ucount() > MAXUSERS)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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219 return(1) ;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
220 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
221 return(0);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
222 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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223
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
224 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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225 * author:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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226 * See if a user is an author of the program
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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227 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
228 bool
1b73a8641b37 rogue4: fix most GCC5 warnings.
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parents: 45
diff changeset
229 author(void)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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230 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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231 #ifdef WIZARD
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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232 if (wizard)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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233 return TRUE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
234 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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235 switch (md_getuid())
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
236 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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237 case 0:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
238 return TRUE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
239 default:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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240 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
241 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
242 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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243
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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244 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
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245 * checkout:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
246 * Check each CHECKTIME seconds to see if the load is too high
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
247 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
248 void
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
249 checkout(int s)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
250 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
251 static char *msgs[] = {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
252 "The load is too high to be playing. Please leave in %0.1f minutes",
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
253 "Please save your game. You have %0.1f minutes",
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
254 "Last warning. You have %0.1f minutes to leave",
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
255 };
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
256 int checktime = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
257
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
258 #ifdef SIGALRM
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
259 signal(SIGALRM, checkout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
260 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
261
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
262 if (too_much())
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
263 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
264 if (author())
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
265 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
266 num_checks = 1;
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
267 chmsg("The load is rather high, O exaulted one", 0);
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
268 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
269 else if (num_checks++ == 3)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
270 fatal("Sorry. You took to long. You are dead\n");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
271
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
272 #ifdef CHECKTIME
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
273 checktime = (CHECKTIME * 60) / num_checks;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
274 #ifdef SIGALRM
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
275 alarm(checktime);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
276 #endif
284
6376b514a30b Fix more header-related warnings.
John "Elwin" Edwards
parents: 279
diff changeset
277 #endif
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
278
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
279 chmsg(msgs[num_checks - 1], ((double) checktime / 60.0));
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
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diff changeset
280 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
281 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
282 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
283 if (num_checks)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
284 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
285 num_checks = 0;
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
286 chmsg("The load has dropped back down. You have a reprieve", 0);
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
287 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
288 #ifdef CHECKTIME
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
289 #ifdef SIGALRM
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
290 alarm(CHECKTIME * 60);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
291 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
292 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
293 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
294 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
295
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
296 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
297 * chmsg:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
298 * checkout()'s version of msg. If we are in the middle of a
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
299 * shell, do a printf instead of a msg to avoid the refresh.
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
300 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
301 void
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
302 chmsg(char *fmt, int arg)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
303 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
304 if (in_shell)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
305 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
306 printf(fmt, arg);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
307 putchar('\n');
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
308 fflush(stdout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
309 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
310 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
311 msg(fmt, arg);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
312 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
313
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
314 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
315 * lock_sc:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
316 * lock the score file. If it takes too long, ask the user if
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
317 * they care to wait. Return TRUE if the lock is successful.
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff changeset
318 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
319 bool
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
parents: 45
diff changeset
320 lock_sc(void)
12
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321 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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322 #ifdef SCOREFILE
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323 #ifdef LOCKFILE
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324 register int cnt;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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325 static struct stat sbuf;
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326
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327 over:
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328 if (creat(lockfile, 0000) > 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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329 return TRUE;
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330 for (cnt = 0; cnt < 5; cnt++)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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331 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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332 md_sleep(1);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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333 if (creat(lockfile, 0000) > 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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334 return TRUE;
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335 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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336 if (stat(lockfile, &sbuf) < 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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337 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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338 creat(lockfile, 0000);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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339 return TRUE;
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340 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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341 if (time(NULL) - sbuf.st_mtime > 10)
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342 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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343 if (md_unlink(lockfile) < 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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344 return FALSE;
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345 goto over;
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346 }
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347 else
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348 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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349 printf("The score file is very busy. Do you want to wait longer\n");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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350 printf("for it to become free so your score can get posted?\n");
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351 printf("If so, type \"y\"\n");
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352 fgets(prbuf, MAXSTR, stdin);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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353 if (prbuf[0] == 'y')
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354 for (;;)
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355 {
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356 if (creat(lockfile, 0000) > 0)
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357 return TRUE;
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358 if (stat(lockfile, &sbuf) < 0)
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359 {
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360 creat(lockfile, 0000);
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361 return TRUE;
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362 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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363 if (time(NULL) - sbuf.st_mtime > 10)
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364 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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365 if (md_unlink(lockfile) < 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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366 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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367 }
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368 md_sleep(1);
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369 }
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370 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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371 return FALSE;
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372 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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373 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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374 #endif
45
5926ec314fd4 Make sure lock_sc always returns a value. Fixes a weird bug that prevented the scorelist from updating.
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375 return TRUE;
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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376 }
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377
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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378 /*
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379 * unlock_sc:
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380 * Unlock the score file
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381 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
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382 void
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383 unlock_sc(void)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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384 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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385 #ifdef SCOREFILE
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386 #ifdef LOCKFILE
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387 md_unlink(lockfile);
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388 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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389 #endif
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390 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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391
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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392 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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393 * flush_type:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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394 * Flush typeahead for traps, etc.
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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395 */
215
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
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396 void
1b73a8641b37 rogue4: fix most GCC5 warnings.
John "Elwin" Edwards
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397 flush_type(void)
12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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398 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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399 flushinp();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
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400 }