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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:45:20 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:45:20 +0000 |
commit | 9a08cbfcc1ef900a04580f35afe2a4592d7d6030 (patch) | |
tree | 004cc7027bca2f2c0bcb5806527c8e0c48df2d6e /scripts/Dpkg/Source/Package/V3/Bzr.pm | |
parent | Initial commit. (diff) | |
download | dpkg-upstream/1.19.8.tar.xz dpkg-upstream/1.19.8.zip |
Adding upstream version 1.19.8.upstream/1.19.8upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | scripts/Dpkg/Source/Package/V3/Bzr.pm | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/scripts/Dpkg/Source/Package/V3/Bzr.pm b/scripts/Dpkg/Source/Package/V3/Bzr.pm new file mode 100644 index 0000000..13d49c7 --- /dev/null +++ b/scripts/Dpkg/Source/Package/V3/Bzr.pm @@ -0,0 +1,212 @@ +# +# 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); +} + +1; |