FM / V3

/usr/share/perl5/Dpkg/Source/Package/V3/

/usr/share/perl5/Dpkg/Source/Package/V3

Name	Size	Mode	Actions
Bzr.pm	6462	0644	edit dl rm
Custom.pm	1950	0644	edit dl rm
Git.pm	7992	0644	edit dl rm
Native.pm	3796	0644	edit dl rm
Quilt.pm	8119	0644	edit dl rm

Edit: /usr/share/perl5/Dpkg/Source/Package/V3/Bzr.pm (6462B)

#
# bzr support for dpkg-source
#
# Copyright © 2007 Colin Watson <cjwatson@debian.org>.
# Based on Dpkg::Source::Package::V3_0::git, which is:
# Copyright © 2007 Joey Hess <joeyh@debian.org>.
# Copyright © 2008 Frank Lichtenheld <djpig@debian.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 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, see <https://www.gnu.org/licenses/>.

package Dpkg::Source::Package::V3::Bzr;

use strict;
use warnings;

our $VERSION = '0.01';

use Cwd;
use File::Basename;
use File::Find;
use File::Temp qw(tempdir);

use Dpkg::Gettext;
use Dpkg::Compression;
use Dpkg::ErrorHandling;
use Dpkg::Source::Archive;
use Dpkg::Exit qw(push_exit_handler pop_exit_handler);
use Dpkg::Path qw(find_command);
use Dpkg::Source::Functions qw(erasedir);

use parent qw(Dpkg::Source::Package);

our $CURRENT_MINOR_VERSION = '0';

sub prerequisites {
    return 1 if find_command('bzr');
    error(g_('cannot unpack bzr-format source package because ' .
             'bzr is not in the PATH'));
}

sub _sanity_check {
    my $srcdir = shift;

if (! -d "$srcdir/.bzr") {
        error(g_('source directory is not the top directory of a bzr repository (%s/.bzr not present), but Format bzr was specified'),
              $srcdir);
    }

# Symlinks from .bzr to outside could cause unpack failures, or
    # point to files they shouldn't, so check for and don't allow.
    if (-l "$srcdir/.bzr") {
        error(g_('%s is a symlink'), "$srcdir/.bzr");
    }
    my $abs_srcdir = Cwd::abs_path($srcdir);
    find(sub {
        if (-l) {
            if (Cwd::abs_path(readlink) !~ /^\Q$abs_srcdir\E(?:\/|$)/) {
                error(g_('%s is a symlink to outside %s'),
                      $File::Find::name, $srcdir);
            }
        }
    }, "$srcdir/.bzr");

return 1;
}

sub can_build {
    my ($self, $dir) = @_;

return (0, g_("doesn't contain a bzr repository")) unless -d "$dir/.bzr";
    return 1;
}

sub do_build {
    my ($self, $dir) = @_;
    my @argv = @{$self->{options}{ARGV}};
    # TODO: warn here?
    #my @tar_ignore = map { "--exclude=$_" } @{$self->{options}{tar_ignore}};
    my $diff_ignore_regex = $self->{options}{diff_ignore_regex};

$dir =~ s{/+$}{}; # Strip trailing /
    my ($dirname, $updir) = fileparse($dir);

if (scalar(@argv)) {
        usageerr(g_("-b takes only one parameter with format '%s'"),
                 $self->{fields}{'Format'});
    }

my $sourcepackage = $self->{fields}{'Source'};
    my $basenamerev = $self->get_basename(1);
    my $basename = $self->get_basename();
    my $basedirname = $basename;
    $basedirname =~ s/_/-/;

_sanity_check($dir);

my $old_cwd = getcwd();
    chdir $dir or syserr(g_("unable to chdir to '%s'"), $dir);

local $_;

# Check for uncommitted files.
    # To support dpkg-source -i, remove any ignored files from the
    # output of bzr status.
    open(my $bzr_status_fh, '-|', 'bzr', 'status')
        or subprocerr('bzr status');
    my @files;
    while (<$bzr_status_fh>) {
        chomp;
        next unless s/^ +//;
        if (! length $diff_ignore_regex ||
            ! m/$diff_ignore_regex/o) {
            push @files, $_;
        }
    }
    close($bzr_status_fh) or syserr(g_('bzr status exited nonzero'));
    if (@files) {
        error(g_('uncommitted, not-ignored changes in working directory: %s'),
              join(' ', @files));
    }

chdir $old_cwd or syserr(g_("unable to chdir to '%s'"), $old_cwd);

my $tmp = tempdir("$dirname.bzr.XXXXXX", DIR => $updir);
    push_exit_handler(sub { erasedir($tmp) });
    my $tardir = "$tmp/$dirname";

system('bzr', 'branch', $dir, $tardir);
    subprocerr("bzr branch $dir $tardir") if $?;

# Remove the working tree.
    system('bzr', 'remove-tree', $tardir);
    subprocerr("bzr remove-tree $tardir") if $?;

# Some branch metadata files are unhelpful.
    unlink("$tardir/.bzr/branch/branch-name",
           "$tardir/.bzr/branch/parent");

# Create the tar file
    my $debianfile = "$basenamerev.bzr.tar." . $self->{options}{comp_ext};
    info(g_('building %s in %s'),
         $sourcepackage, $debianfile);
    my $tar = Dpkg::Source::Archive->new(filename => $debianfile,
                                         compression => $self->{options}{compression},
                                         compression_level => $self->{options}{comp_level});
    $tar->create(chdir => $tmp);
    $tar->add_directory($dirname);
    $tar->finish();

erasedir($tmp);
    pop_exit_handler();

$self->add_file($debianfile);
}

# Called after a tarball is unpacked, to check out the working copy.
sub do_extract {
    my ($self, $newdirectory) = @_;
    my $fields = $self->{fields};

my $dscdir = $self->{basedir};

my $basename = $self->get_basename();
    my $basenamerev = $self->get_basename(1);

my @files = $self->get_files();
    if (@files > 1) {
        error(g_('format v3.0 (bzr) uses only one source file'));
    }
    my $tarfile = $files[0];
    my $comp_ext_regex = compression_get_file_extension_regex();
    if ($tarfile !~ /^\Q$basenamerev\E\.bzr\.tar\.$comp_ext_regex$/) {
        error(g_('expected %s, got %s'),
              "$basenamerev.bzr.tar.$comp_ext_regex", $tarfile);
    }

if ($self->{options}{no_overwrite_dir} and -e $newdirectory) {
        error(g_('unpack target exists: %s'), $newdirectory);
    } else {
        erasedir($newdirectory);
    }

# Extract main tarball
    info(g_('unpacking %s'), $tarfile);
    my $tar = Dpkg::Source::Archive->new(filename => "$dscdir$tarfile");
    $tar->extract($newdirectory);

_sanity_check($newdirectory);

my $old_cwd = getcwd();
    chdir($newdirectory)
        or syserr(g_("unable to chdir to '%s'"), $newdirectory);

# Reconstitute the working tree.
    system('bzr', 'checkout');
    subprocerr('bzr checkout') if $?;

chdir $old_cwd or syserr(g_("unable to chdir to '%s'"), $old_cwd);
}

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