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/cvs/deliantra/server/common/time.C
Revision: 1.2
Committed: Tue Aug 15 18:07:24 2006 UTC (17 years, 9 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.1: +1 -64 lines
Log Message:
use perl's event loop as mainloop

File Contents

# Content
1 /*
2 * static char *rcsid_time_c =
3 * "$Id: time.C,v 1.1 2006-08-13 17:16:01 elmex Exp $";
4 */
5
6 /*
7 CrossFire, A Multiplayer game for X-windows
8
9 Copyright (C) 2002 Mark Wedel & Crossfire Development Team
10 Copyright (C) 1992 Frank Tore Johansen
11
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 2 of the License, or
15 (at your option) any later version.
16
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
21
22 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software
24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25
26 The authors can be reached via e-mail at crossfire-devel@real-time.com
27 */
28
29 #include <global.h>
30 #include <funcpoint.h>
31 #include <tod.h>
32
33 #ifndef WIN32 /* ---win32 exclude header */
34 #include <stdio.h>
35 #include <sys/types.h>
36 #include <sys/time.h>
37 #endif /* win32 */
38
39 /*
40 * Gloabal variables:
41 */
42 long max_time = MAX_TIME;
43 struct timeval last_time;
44
45 #define PBUFLEN 100
46 long process_utime_save[PBUFLEN];
47 long psaveind;
48 long process_max_utime = 0;
49 long process_min_utime = 999999999;
50 long process_tot_mtime;
51 long pticks;
52 long process_utime_long_count;
53
54 const char *season_name[] =
55 {
56 "The Season of New Year",
57 "The Season of Growth",
58 "The Season of Harvest",
59 "The Season of Decay",
60 "The Season of the Blizzard",
61 "\n"
62 };
63
64 const char *weekdays[DAYS_PER_WEEK] = {
65 "the Day of the Moon",
66 "the Day of the Bull",
67 "the Day of the Deception",
68 "the Day of Thunder",
69 "the Day of Freedom",
70 "the Day of the Great Gods",
71 "the Day of the Sun"
72 };
73
74 const char *month_name[MONTHS_PER_YEAR] = {
75 "Month of Winter", /* 0 */
76 "Month of the Ice Dragon",
77 "Month of the Frost Giant",
78 "Month of Valriel",
79 "Month of Lythander",
80 "Month of the Harvest",
81 "Month of Gaea",
82 "Month of Futility",
83 "Month of the Dragon",
84 "Month of the Sun",
85 "Month of the Great Infernus",
86 "Month of Ruggilli",
87 "Month of the Dark Shades",
88 "Month of the Devourers",
89 "Month of Sorig",
90 "Month of the Ancient Darkness",
91 "Month of Gorokh"
92 };
93
94 /*
95 * Initialise all variables used in the timing routines.
96 */
97
98 void
99 reset_sleep(void)
100 {
101 int i;
102 for(i = 0; i < PBUFLEN; i++)
103 process_utime_save[i] = 0;
104 psaveind = 0;
105 process_max_utime = 0;
106 process_min_utime = 999999999;
107 process_tot_mtime = 0;
108 pticks = 0;
109
110 (void) GETTIMEOFDAY(&last_time);
111 }
112
113 void
114 log_time(long process_utime)
115 {
116 pticks++;
117 if (++psaveind >= PBUFLEN)
118 psaveind = 0;
119 process_utime_save[psaveind] = process_utime;
120 if (process_utime > process_max_utime)
121 process_max_utime = process_utime;
122 if (process_utime < process_min_utime)
123 process_min_utime = process_utime;
124 process_tot_mtime += process_utime/1000;
125 }
126
127 /*
128 * enough_elapsed_time will return true if the time passed since
129 * last tick is more than max-time.
130 */
131
132 int
133 enough_elapsed_time(void)
134 {
135 static struct timeval new_time;
136 long elapsed_utime;
137
138 (void) GETTIMEOFDAY(&new_time);
139
140 elapsed_utime = (new_time.tv_sec - last_time.tv_sec) * 1000000 +
141 new_time.tv_usec - last_time.tv_usec;
142 if (elapsed_utime > max_time) {
143 log_time(elapsed_utime);
144 last_time.tv_sec = new_time.tv_sec;
145 last_time.tv_usec = new_time.tv_usec;
146 return 1;
147 }
148 return 0;
149 }
150
151 void
152 set_max_time(long t) {
153 max_time = t;
154 }
155
156 extern unsigned long todtick;
157
158 void
159 get_tod(timeofday_t *tod)
160 {
161 tod->year = todtick/HOURS_PER_YEAR;
162 tod->month = (todtick/HOURS_PER_MONTH)%MONTHS_PER_YEAR;
163 tod->day = (todtick%HOURS_PER_MONTH)/DAYS_PER_MONTH;
164 tod->dayofweek = tod->day%DAYS_PER_WEEK;
165 tod->hour = todtick%HOURS_PER_DAY;
166 tod->minute = (pticks%PTICKS_PER_CLOCK)/(PTICKS_PER_CLOCK/58);
167 if (tod->minute > 58)
168 tod->minute = 58; /* it's imprecise at best anyhow */
169 tod->weekofmonth = tod->day/WEEKS_PER_MONTH;
170 if (tod->month < 3)
171 tod->season = 0;
172 else if (tod->month < 6)
173 tod->season = 1;
174 else if (tod->month < 9)
175 tod->season = 2;
176 else if (tod->month < 12)
177 tod->season = 3;
178 else
179 tod->season = 4;
180 }
181
182 void
183 print_tod(object *op)
184 {
185 timeofday_t tod;
186 const char *suf;
187 int day;
188
189 get_tod(&tod);
190 sprintf(errmsg, "It is %d minute%s past %d o'clock %s, on %s",
191 tod.minute+1, ((tod.minute+1 < 2) ? "" : "s"),
192 ((tod.hour % 14 == 0) ? 14 : ((tod.hour)%14)),
193 ((tod.hour >= 14) ? "pm" : "am"),
194 weekdays[tod.dayofweek]);
195 new_draw_info(NDI_UNIQUE, 0,op,errmsg);
196
197 day = tod.day + 1;
198 if (day == 1 || ((day % 10) == 1 && day > 20))
199 suf = "st";
200 else if (day == 2 || ((day % 10) == 2 && day > 20))
201 suf = "nd";
202 else if (day == 3 || ((day % 10) == 3 && day > 20))
203 suf = "rd";
204 else
205 suf = "th";
206 sprintf(errmsg, "The %d%s Day of the %s, Year %d", day, suf,
207 month_name[tod.month], tod.year+1);
208 new_draw_info(NDI_UNIQUE, 0,op,errmsg);
209
210 sprintf(errmsg, "Time of Year: %s", season_name[tod.season]);
211 new_draw_info(NDI_UNIQUE, 0,op,errmsg);
212 }
213
214 void
215 time_info(object *op)
216 {
217 int tot = 0, maxt = 0, mint = 99999999, long_count = 0, i;
218
219 print_tod(op);
220 if (!QUERY_FLAG(op,FLAG_WIZ))
221 return;
222
223 new_draw_info (NDI_UNIQUE, 0,op,"Total time:");
224 sprintf(errmsg,"ticks=%ld time=%ld.%2ld",
225 pticks, process_tot_mtime/1000, process_tot_mtime%1000);
226 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
227 sprintf(errmsg,"avg time=%ldms max time=%ldms min time=%ldms",
228 process_tot_mtime/pticks, process_max_utime/1000,
229 process_min_utime/1000);
230 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
231 sprintf(errmsg,"ticks longer than max time (%ldms) = %ld (%ld%%)",
232 max_time/1000,
233 process_utime_long_count, 100*process_utime_long_count/pticks);
234 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
235
236 sprintf(errmsg,"Time last %ld ticks:", pticks > PBUFLEN ? PBUFLEN : pticks);
237 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
238
239 for (i = 0; i < (pticks > PBUFLEN ? PBUFLEN : pticks); i++) {
240 tot += process_utime_save[i];
241 if (process_utime_save[i] > maxt) maxt = process_utime_save[i];
242 if (process_utime_save[i] < mint) mint = process_utime_save[i];
243 if (process_utime_save[i] > max_time) long_count++;
244 }
245
246 sprintf(errmsg,"avg time=%ldms max time=%dms min time=%dms",
247 tot/(pticks > PBUFLEN ? PBUFLEN : pticks)/1000, maxt/1000,
248 mint/1000);
249 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
250 sprintf(errmsg,"ticks longer than max time (%ldms) = %d (%ld%%)",
251 max_time/1000, long_count,
252 100*long_count/(pticks > PBUFLEN ? PBUFLEN : pticks));
253 new_draw_info (NDI_UNIQUE, 0,op,errmsg);
254 }
255
256 long
257 seconds(void)
258 {
259 struct timeval now;
260
261 (void) GETTIMEOFDAY(&now);
262 return now.tv_sec;
263 }