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package Time::Zone;
# $Id: Zone.pm,v 1.5 2003/01/08 21:47:14 sdague Exp $
# Copyright (c) 2002 International Business Machines
# 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
# Sean Dague <sean@dague.net>
use strict;
use Carp;
use File::Copy;
use Time::Zone::Debian;
use Time::Zone::RH;
use Time::Zone::SuSE8;
use vars qw(@tztypes $VERSION);
$VERSION = sprintf("%d.%02d", q$Revision: 1.5 $ =~ /(\d+)\.(\d+)/);
# Setup for Timezones is really pretty simple. There is a file in
# /usr/share/zoneinfo which is the zoneinfo file. This file just
# needs to make its way ot /etc/localtime.
sub setup {
my %vars = (
root => "",
# Clearly the timezone that Sean lives in should be the defautl :)
# This actually shouldn't affect anything, as we don't even branch
# to here unless tz is set, but I thought it would be funny.
time_zone => "America/New_York",
time_utc => 1,
@_,
);
my @files = ("$vars{root}/etc/localtime");
glibc_setup(%vars) or return undef;
my @tzfiles = conf_setup(%vars);
return (@files, @tzfiles);
}
sub glibc_setup {
my %vars = (
root => "",
time_zone => "",
@_,
);
my $source = $vars{root} . "/usr/share/zoneinfo/" . $vars{time_zone};
my $target = $vars{root} . "/etc/localtime";
if(-e $source) {
copy($source, $target) or (carp ("Couldn't copy $source to $target"), return 0);
} else {
carp ("Time Zone $vars{time_zone} doesn't appear to exist at $source.");
return undef;
}
return 1;
}
sub conf_setup {
my %vars = (
root => "",
time_zone => "",
time_utc => 1,
@_,
);
my @files = ();
foreach my $tztype (@tztypes) {
my $tz = $tztype->new(%vars);
if($tz->footprint()) {
$tz->setup();
push @files, $tz->files();
}
}
return @files;
}
1;
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