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##- Nanar <nanardon@mandrake.org>
##-
##- 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, 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.
##- $Id$
package packdrake;
use strict;
use warnings;
use vars qw($VERSION);
use Packdrakeng;
our @ISA = qw(Packdrakeng);
$VERSION = $Packdrakeng::VERSION;
sub new {
my ($class, $file, %options) = @_;
my $pack = Packdrakeng->open(
%options,
archive => $file
) or return undef;
bless($pack, $class);
}
sub extract_archive {
my ($pack, $dir, @files) = @_;
if (! scalar(@files)) {
my ($d, $f, $l) = $pack->getcontent();
push(@files, @$d, @$f, @$l);
}
$pack->extract($dir, @files);
}
sub list_archive {
foreach my $archive (@_) {
my $pack = Packdrakeng->open(archive => $archive) or next;
$pack->list();
}
}
sub build_archive {
my ($listh, $dir, $archive, $size, $compress, $uncompress) = @_;
my ($comp_level) = $compress =~ m/ -(\d)(?:\s|$)/;
$compress =~ s/ -\d(\s|$)/$1/;
my $pack = Packdrakeng->new(
archive => $archive,
compress => $compress,
uncompress => $uncompress,
block_size => $size,
comp_level => $comp_level,
) or return;
while (my $line = <$listh>) {
chomp($line);
$pack->add($dir, $line) or return;
}
1
}
sub cat_archive {
foreach my $archive (@_) {
my $pack = Packdrakeng->open(archive => $archive) or next;
(undef, my $files, undef) = $pack->getcontent();
foreach (@$files) {
$pack->extract_virtual(\*STDOUT, $_);
}
}
}
1;
__END__
=head1 NAME
packdrake - Simple Archive Extractor/Builder
This module is provide for compatibility with old packdrake.
=head1 SYNOPSIS
require packdrake;
packdrake::cat_archive("/export/media/media_info/hdlist.cz",
"/export/media/media_info/hdlist2.cz");
packdrake::list_archive("/tmp/modules.cz2");
my $packer = new packdrake("/tmp/modules.cz2");
$packer->extract_archive("/tmp", "file1.o", "file2.o");
my $packer = packdrake::build_archive
(\*STDIN, "/lib/modules", "/tmp/modules.cz2",
400000, "bzip2", "bzip2 -d");
my $packer = packdrake::build_archive
(\*STDIN, "/export/media/media_info/hdlist.cz",
400000, "gzip -9", "gzip -d");
=head1 DESCRIPTION
C<packdrake> is a very simple archive extractor and builder used by Mandrakesoft.
=head1 SEE ALSO
Packdrakeng
=head1 FUNCTIONS
=over
=item B<new($file, %options)>
Open the packdrake archive $file and return a packdrake object.
Return undef on failure.
=item B<packdrake->extract_archive($dir, @files)>
Extract files list into the specified directory.
=item B<packdrake::list_archive(@list)>
List files packed into achives given.
=item B<packdrake::build_archive($input, $dir, $archive, $blocksize, $compress, $uncompress)>
Build a new archive:
- $input is a file handle to find file list to pack
- $dir is the directory based where file are located
- $archive is the archive filename to create
- $blocksize is the size of compressed block
- $compress is the program to use to compress data
- $uncompress is the program to use to uncompress data
=item B<packdrake::cat_archive(@files)>
Dump data to STDOUT of files given as parameters, or all files if no files are
specified
=back
=head1 COPYRIGHT
Copyright (C) 2000-2004 Mandrakesoft <nanardon@mandrake.org>
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, 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.
=cut
|
