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-rw-r--r--toys/other/uptime.c33
1 files changed, 22 insertions, 11 deletions
diff --git a/toys/other/uptime.c b/toys/other/uptime.c
index 1acb39ef..485dfee5 100644
--- a/toys/other/uptime.c
+++ b/toys/other/uptime.c
@@ -4,43 +4,54 @@
* Copyright 2012 Luis Felipe Strano Moraes <lfelipe@profusion.mobi>
* Copyright 2013 Jeroen van Rijn <jvrnix@gmail.com>
-
-USE_UPTIME(NEWTOY(uptime, NO_ARGS, TOYFLAG_USR|TOYFLAG_BIN))
+USE_UPTIME(NEWTOY(uptime, ">0s", TOYFLAG_USR|TOYFLAG_BIN))
config UPTIME
bool "uptime"
default y
depends on TOYBOX_UTMPX
help
- usage: uptime
+ usage: uptime [-s]
+
+ Tell the current time, how long the system has been running, the number
+ of users, and the system load averages for the past 1, 5 and 15 minutes.
- Tell how long the system has been running and the system load
- averages for the past 1, 5 and 15 minutes.
+ -s Since when has the system been up?
*/
+#define FOR_uptime
#include "toys.h"
void uptime_main(void)
{
struct sysinfo info;
- time_t tmptime;
- struct tm * now;
+ time_t t;
+ struct tm *tm;
unsigned int days, hours, minutes;
struct utmpx *entry;
int users = 0;
// Obtain the data we need.
sysinfo(&info);
- time(&tmptime);
- now = localtime(&tmptime);
+ time(&t);
+
+ // Just show the time of boot?
+ if (toys.optflags & FLAG_s) {
+ t -= info.uptime;
+ tm = localtime(&t);
+ strftime(toybuf, sizeof(toybuf), "%F %T", tm);
+ xputs(toybuf);
+ return;
+ }
// Obtain info about logged on users
setutxent();
while ((entry = getutxent())) if (entry->ut_type == USER_PROCESS) users++;
endutxent();
- // Time
- xprintf(" %02d:%02d:%02d up ", now->tm_hour, now->tm_min, now->tm_sec);
+ // Current time
+ tm = localtime(&t);
+ xprintf(" %02d:%02d:%02d up ", tm->tm_hour, tm->tm_min, tm->tm_sec);
// Uptime
info.uptime /= 60;
minutes = info.uptime%60;