1 files changed, 182 insertions, 0 deletions
diff --git a/scripts/Dpkg/Source/BinaryFiles.pm b/scripts/Dpkg/Source/BinaryFiles.pm
new file mode 100644
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--- /dev/null
+++ b/scripts/Dpkg/Source/BinaryFiles.pm
@@ -0,0 +1,182 @@
+# Copyright © 2008-2011 Raphaël Hertzog <hertzog@debian.org>
+# Copyright © 2008-2015 Guillem Jover <guillem@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/>.
+
+=encoding utf8
+
+=head1 NAME
+
+Dpkg::Source::BinaryFiles - manipulate debian/source/include-binaries files
+
+=head1 DESCRIPTION
+
+This module provides a class to handle the F<debian/source/include-binaries>
+file.
+
+B<Note>: This is a private module, its API can change at any time.
+
+=cut
+
+package Dpkg::Source::BinaryFiles 0.01;
+
+use strict;
+use warnings;
+
+use Cwd;
+use File::Path qw(make_path);
+use File::Spec;
+use File::Find;
+
+use Dpkg::ErrorHandling;
+use Dpkg::Gettext;
+use Dpkg::Source::Functions qw(is_binary);
+
+sub new {
+    my ($this, $dir) = @_;
+    my $class = ref($this) || $this;
+
+    my $self = {
+        dir => $dir,
+        allowed_binaries => {},
+        seen_binaries => {},
+        include_binaries_path =>
+            File::Spec->catfile($dir, 'debian', 'source', 'include-binaries'),
+    };
+    bless $self, $class;
+    $self->load_allowed_binaries();
+    return $self;
+}
+
+sub new_binary_found {
+    my ($self, $path) = @_;
+
+    $self->{seen_binaries}{$path} = 1;
+}
+
+sub load_allowed_binaries {
+    my $self = shift;
+    my $incbin_file = $self->{include_binaries_path};
+
+    if (-f $incbin_file) {
+        open my $incbin_fh, '<', $incbin_file
+            or syserr(g_('cannot read %s'), $incbin_file);
+        while (<$incbin_fh>) {
+            chomp;
+            s/^\s*//;
+            s/\s*$//;
+            next if /^#/ or length == 0;
+            $self->{allowed_binaries}{$_} = 1;
+        }
+        close $incbin_fh;
+    }
+}
+
+sub binary_is_allowed {
+    my ($self, $path) = @_;
+
+    return 1 if exists $self->{allowed_binaries}{$path};
+    return 0;
+}
+
+sub update_debian_source_include_binaries {
+    my $self = shift;
+
+    my @unknown_binaries = $self->get_unknown_binaries();
+    return unless scalar @unknown_binaries;
+
+    my $incbin_file = $self->{include_binaries_path};
+    make_path(File::Spec->catdir($self->{dir}, 'debian', 'source'));
+    open my $incbin_fh, '>>', $incbin_file
+        or syserr(g_('cannot write %s'), $incbin_file);
+    foreach my $binary (@unknown_binaries) {
+        print { $incbin_fh } "$binary\n";
+        info(g_('adding %s to %s'), $binary, 'debian/source/include-binaries');
+        $self->{allowed_binaries}{$binary} = 1;
+    }
+    close $incbin_fh;
+}
+
+sub get_unknown_binaries {
+    my $self = shift;
+
+    return grep { not $self->binary_is_allowed($_) } $self->get_seen_binaries();
+}
+
+sub get_seen_binaries {
+    my $self = shift;
+    my @seen = sort keys %{$self->{seen_binaries}};
+
+    return @seen;
+}
+
+sub detect_binary_files {
+    my ($self, %opts) = @_;
+
+    my $unwanted_binaries = 0;
+    my $check_binary = sub {
+        if (-f and is_binary($_)) {
+            my $fn = File::Spec->abs2rel($_, $self->{dir});
+            $self->new_binary_found($fn);
+            unless ($opts{include_binaries} or $self->binary_is_allowed($fn)) {
+                errormsg(g_('unwanted binary file: %s'), $fn);
+                $unwanted_binaries++;
+            }
+        }
+    };
+    my $exclude_glob = '{' .
+        join(',', map { s/,/\\,/rg } @{$opts{exclude_globs}}) .
+    '}';
+    my $filter_ignore = sub {
+        # Filter out files that are not going to be included in the debian
+        # tarball due to ignores.
+        my %exclude;
+        my $reldir = File::Spec->abs2rel($File::Find::dir, $self->{dir});
+        my $cwd = getcwd();
+        # Apply the pattern both from the top dir and from the inspected dir
+        chdir $self->{dir}
+            or syserr(g_("unable to chdir to '%s'"), $self->{dir});
+        $exclude{$_} = 1 foreach glob $exclude_glob;
+        chdir $cwd or syserr(g_("unable to chdir to '%s'"), $cwd);
+        chdir $File::Find::dir
+            or syserr(g_("unable to chdir to '%s'"), $File::Find::dir);
+        $exclude{$_} = 1 foreach glob $exclude_glob;
+        chdir $cwd or syserr(g_("unable to chdir to '%s'"), $cwd);
+        my @result;
+        foreach my $fn (@_) {
+            unless (exists $exclude{$fn} or exists $exclude{"$reldir/$fn"}) {
+                push @result, $fn;
+            }
+        }
+        return @result;
+    };
+    find({ wanted => $check_binary, preprocess => $filter_ignore,
+           no_chdir => 1 }, File::Spec->catdir($self->{dir}, 'debian'));
+    error(P_('detected %d unwanted binary file (add it in ' .
+             'debian/source/include-binaries to allow its inclusion).',
+             'detected %d unwanted binary files (add them in ' .
+             'debian/source/include-binaries to allow their inclusion).',
+             $unwanted_binaries), $unwanted_binaries)
+        if $unwanted_binaries;
+}
+
+=head1 CHANGES
+
+=head2 Version 0.xx
+
+This is a private module.
+
+=cut
+
+1;