/* vi: set sw=4 ts=4: */ /* * Mini uptime implementation for busybox * * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> * * Licensed under the GPL version 2, see the file LICENSE in this tarball. */ /* This version of uptime doesn't display the number of users on the system, * since busybox init doesn't mess with utmp. For folks using utmp that are * just dying to have # of users reported, feel free to write it as some type * of CONFIG_FEATURE_UTMP_SUPPORT #define */ /* getopt not needed */ #include "libbb.h" #ifndef FSHIFT # define FSHIFT 16 /* nr of bits of precision */ #endif #define FIXED_1 (1<<FSHIFT) /* 1.0 as fixed-point */ #define LOAD_INT(x) ((x) >> FSHIFT) #define LOAD_FRAC(x) LOAD_INT(((x) & (FIXED_1-1)) * 100) int uptime_main(int argc, char **argv); int uptime_main(int argc, char **argv) { int updays, uphours, upminutes; struct sysinfo info; struct tm *current_time; time_t current_secs; time(¤t_secs); current_time = localtime(¤t_secs); sysinfo(&info); printf(" %02d:%02d:%02d up ", current_time->tm_hour, current_time->tm_min, current_time->tm_sec); updays = (int) info.uptime / (60*60*24); if (updays) printf("%d day%s, ", updays, (updays != 1) ? "s" : ""); upminutes = (int) info.uptime / 60; uphours = (upminutes / 60) % 24; upminutes %= 60; if (uphours) printf("%2d:%02d, ", uphours, upminutes); else printf("%d min, ", upminutes); printf("load average: %ld.%02ld, %ld.%02ld, %ld.%02ld\n", LOAD_INT(info.loads[0]), LOAD_FRAC(info.loads[0]), LOAD_INT(info.loads[1]), LOAD_FRAC(info.loads[1]), LOAD_INT(info.loads[2]), LOAD_FRAC(info.loads[2])); return EXIT_SUCCESS; }