#!/usr/bin/perl -w

# Copyright (C) 2000-2003 Simon Huggins
# uptime merely calls uptime.  You can influence the output a bit.

# 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

# Outputs `uptime` to tmpdir/U
# Therefore replaces @U... in sigs via merge.

use integer;
use strict;

my @found = scansigfile("U");
return if not @found;

#srand( time() ^ ($$ + ($$ << 15) )); # Since 5.004 not required

open(OUT, ">$cfg{'tmpdir'}/U") or htagdie "$0: Could not open $cfg{'tmpdir'}/U: $!\n";
reg_deletion("$cfg{'tmpdir'}/U");
my $uptime = `uptime`;
chomp $uptime;
$uptime =~ s/^.*?(up (?:[0-9]+ days?,)?[^,]+),.*$/$1/ if $cfg{'uptime_time'};
$uptime =~ s/[ ]+/ /g;
foreach my $f (@found) {
	my @f = @{$f};
	if ($f[1] eq "*") {
		print OUT $uptime,"\n";
	} elsif (length $uptime <= $f[1]) {
		print OUT chunksizealign($uptime, $f[1], $f[2]),"\n";
	} else {
		htagdie "Can't fit uptime in <= $f[1].\nPerhaps your space isn't big enough.\nAlternatively modify this script to give less information.\n";
	}
}
close(OUT);
return;