/* uptime.c - Tell how long the system has been running. * * Copyright 2012 Elie De Brauwer <eliedebrauwer@gmail.com> USE_UPTIME(NEWTOY(uptime, NULL, TOYFLAG_USR|TOYFLAG_BIN)) config UPTIME bool "uptime" default y help usage: uptime Tell how long the system has been running and the system load averages for the past 1, 5 and 15 minutes. */ #include "toys.h" void uptime_main(void) { struct sysinfo info; time_t tmptime; struct tm * now; unsigned int days, hours, minutes; // Obtain the data we need. sysinfo(&info); time(&tmptime); now = localtime(&tmptime); // Time xprintf(" %02d:%02d:%02d up ", now->tm_hour, now->tm_min, now->tm_sec); // Uptime info.uptime /= 60; minutes = info.uptime%60; info.uptime /= 60; hours = info.uptime%24; days = info.uptime/24; if (days) xprintf("%d day%s, ", days, (days!=1)?"s":""); if (hours) xprintf("%2d:%02d, ", hours, minutes); else printf("%d min, ", minutes); printf(" load average: %.02f %.02f %.02f\n", info.loads[0]/65536.0, info.loads[1]/65536.0, info.loads[2]/65536.0); }