plan9front/rc/bin/uptime

#!/bin/awk -f

BEGIN{
	getline sysname < "/dev/sysname";

	getline < "/dev/time";
	sec = sprintf("%d", $3/$4);

	ct = sprintf("%02d:%02d:%02d", sec%86400/3600, sec%86400%3600/60, sec%60);
	printf("%s up %d days, %s\n", sysname, sec/86400, ct);

	exit
}