1 /* vi: set sw=4 ts=4: */
3 * Mini uptime implementation for busybox
5 * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
7 * Licensed under the GPL version 2, see the file LICENSE in this tarball.
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
16 /* getopt not needed */
21 # define FSHIFT 16 /* nr of bits of precision */
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)
28 int uptime_main(int argc, char **argv);
29 int uptime_main(int argc, char **argv)
31 int updays, uphours, upminutes;
33 struct tm *current_time;
37 current_time = localtime(¤t_secs);
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);
45 printf("%d day%s, ", updays, (updays != 1) ? "s" : "");
46 upminutes = (int) info.uptime / 60;
47 uphours = (upminutes / 60) % 24;
50 printf("%2d:%02d, ", uphours, upminutes);
52 printf("%d min, ", upminutes);
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]));