#!/usr/bin/perl -w

#----------------------------------------------------------------------
# copyright (C) 2001 e-smith, inc.
#		
# 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
# 
# Technical support for this program is available from e-smith, inc.
# For details, please visit our web site at www.e-smith.com or
# call us on 1 888 ESMITH 1 (US/Canada toll free) or +1 613 564 8000
#----------------------------------------------------------------------

package esmith;

use strict;
use Errno;
use esmith::config;
use esmith::util;
use esmith::db;

my %conf;
tie %conf, 'esmith::config';

# Obtain the TimeZone configuration database value
my $timezone = db_get (\%conf, "TimeZone");

unless (defined $timezone)
{
    # Initialise timezone from /etc/sysconfig/clock if not already set
    if (open(CLOCK, "/etc/sysconfig/clock"))
    {
	while(<CLOCK>)
	{
	    $timezone = $1 if /^ZONE="(.*)"/;
	    last if defined $timezone;
	}
	close(CLOCK) or warn("Could not close CLOCK: $!");
    }
    else
    {
	warn("Could not open /etc/sysconfig/clock: $!");
    }
    # If all else fails ...
    $timezone = "US/Eastern" unless defined $timezone;
    db_set(\%conf, 'TimeZone', $timezone);
}
      
# Undo the previous symlink and remake it to the correct time zone
unlink "/etc/localtime";
symlink "../usr/share/zoneinfo/$timezone", "/etc/localtime";
    
# Process the template for /etc/sysconfig/clock
esmith::util::processTemplate (\%conf, "/etc/sysconfig/clock");

exit (0);
