mirror of
https://github.com/topjohnwu/ndk-busybox.git
synced 2024-11-29 06:30:24 +00:00
75 lines
2.4 KiB
C
75 lines
2.4 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Mini uptime implementation for busybox
|
|
*
|
|
* Copyright (C) 1999,2000 by Lineo, inc.
|
|
* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*
|
|
*/
|
|
|
|
/* 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 BB_FEATURE_UMTP_SUPPORT #define
|
|
*/
|
|
|
|
|
|
#include "busybox.h"
|
|
#include <stdio.h>
|
|
#include <time.h>
|
|
#include <errno.h>
|
|
|
|
#define FSHIFT 16 /* nr of bits of precision */
|
|
#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)
|
|
|
|
|
|
extern 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);
|
|
|
|
fprintf(stdout, " %2d:%02d%s up ",
|
|
current_time->tm_hour%12 ? current_time->tm_hour%12 : 12,
|
|
current_time->tm_min, current_time->tm_hour > 11 ? "pm" : "am");
|
|
updays = (int) info.uptime / (60*60*24);
|
|
if (updays)
|
|
fprintf(stdout, "%d day%s, ", updays, (updays != 1) ? "s" : "");
|
|
upminutes = (int) info.uptime / 60;
|
|
uphours = (upminutes / 60) % 24;
|
|
upminutes %= 60;
|
|
if(uphours)
|
|
fprintf(stdout, "%2d:%02d, ", uphours, upminutes);
|
|
else
|
|
fprintf(stdout, "%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(TRUE);
|
|
}
|