Contents of /tags/mkinitrd-6_1_0/busybox/procps/uptime.c
Parent Directory | Revision Log
Revision 820 -
(show annotations)
(download)
Fri Apr 24 19:09:57 2009 UTC (15 years, 5 months ago) by niro
File MIME type: text/plain
File size: 1759 byte(s)
Fri Apr 24 19:09:57 2009 UTC (15 years, 5 months ago) by niro
File MIME type: text/plain
File size: 1759 byte(s)
tagged 'mkinitrd-6_1_0'
1 | /* vi: set sw=4 ts=4: */ |
2 | /* |
3 | * Mini uptime implementation for busybox |
4 | * |
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> |
6 | * |
7 | * Licensed under the GPL version 2, see the file LICENSE in this tarball. |
8 | */ |
9 | |
10 | /* This version of uptime doesn't display the number of users on the system, |
11 | * since busybox init doesn't mess with utmp. For folks using utmp that are |
12 | * just dying to have # of users reported, feel free to write it as some type |
13 | * of CONFIG_FEATURE_UTMP_SUPPORT #define |
14 | */ |
15 | |
16 | /* getopt not needed */ |
17 | |
18 | #include "libbb.h" |
19 | |
20 | #ifndef FSHIFT |
21 | # define FSHIFT 16 /* nr of bits of precision */ |
22 | #endif |
23 | #define FIXED_1 (1<<FSHIFT) /* 1.0 as fixed-point */ |
24 | #define LOAD_INT(x) ((x) >> FSHIFT) |
25 | #define LOAD_FRAC(x) LOAD_INT(((x) & (FIXED_1-1)) * 100) |
26 | |
27 | |
28 | int uptime_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE; |
29 | int uptime_main(int argc UNUSED_PARAM, char **argv UNUSED_PARAM) |
30 | { |
31 | int updays, uphours, upminutes; |
32 | struct sysinfo info; |
33 | struct tm *current_time; |
34 | time_t current_secs; |
35 | |
36 | time(¤t_secs); |
37 | current_time = localtime(¤t_secs); |
38 | |
39 | sysinfo(&info); |
40 | |
41 | printf(" %02d:%02d:%02d up ", |
42 | current_time->tm_hour, current_time->tm_min, current_time->tm_sec); |
43 | updays = (int) info.uptime / (60*60*24); |
44 | if (updays) |
45 | printf("%d day%s, ", updays, (updays != 1) ? "s" : ""); |
46 | upminutes = (int) info.uptime / 60; |
47 | uphours = (upminutes / 60) % 24; |
48 | upminutes %= 60; |
49 | if (uphours) |
50 | printf("%2d:%02d, ", uphours, upminutes); |
51 | else |
52 | printf("%d min, ", upminutes); |
53 | |
54 | printf("load average: %ld.%02ld, %ld.%02ld, %ld.%02ld\n", |
55 | LOAD_INT(info.loads[0]), LOAD_FRAC(info.loads[0]), |
56 | LOAD_INT(info.loads[1]), LOAD_FRAC(info.loads[1]), |
57 | LOAD_INT(info.loads[2]), LOAD_FRAC(info.loads[2])); |
58 | |
59 | return EXIT_SUCCESS; |
60 | } |