From 3c05da1bdef2a6e2142b4fcac974e7e3fc0db93c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 7 Aug 2024 15:30:09 +0200
Subject: Merging upstream version 1.22.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 scripts/dpkg-ar.pl | 127 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100755 scripts/dpkg-ar.pl

(limited to 'scripts/dpkg-ar.pl')

diff --git a/scripts/dpkg-ar.pl b/scripts/dpkg-ar.pl
new file mode 100755
index 0000000..92cd8cf
--- /dev/null
+++ b/scripts/dpkg-ar.pl
@@ -0,0 +1,127 @@
+#!/usr/bin/perl
+#
+# dpkg-ar
+#
+# Copyright © 2024 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/>.
+
+use warnings;
+use strict;
+
+use Dpkg ();
+use Dpkg::Gettext;
+use Dpkg::ErrorHandling;
+use Dpkg::Archive::Ar;
+
+textdomain('dpkg-dev');
+
+my $action;
+
+sub version()
+{
+    printf(g_("Debian %s version %s.\n"), $Dpkg::PROGNAME, $Dpkg::PROGVERSION);
+}
+
+sub usage()
+{
+    printf(g_("Usage: %s [<option>...]\n"), $Dpkg::PROGNAME);
+
+    print(g_('
+Commands:
+      --create <archive> <file>...      create an ar archive.
+      --list <archive>                  list the contents of an ar archive.
+      --extract <archive> [<file>...]   extract the contents of an ar archive.
+  -?, --help                            show this help message.
+      --version                         show the version.
+'));
+}
+
+sub create
+{
+    my ($archive, @files) = @_;
+
+    my $ar = Dpkg::Archive::Ar->new(
+        filename => $archive,
+        create => 1,
+    );
+
+    foreach my $file (@files) {
+        $ar->add_file($file);
+    }
+}
+
+sub list
+{
+    my $archive = shift;
+
+    my $ar = Dpkg::Archive::Ar->new(filename => $archive);
+
+    foreach my $member (@{$ar->get_members()}) {
+        print "$member->{name}\n";
+    }
+}
+
+sub extract
+{
+    my ($archive, @files) = @_;
+    my %file = map { $_ => 1 } @files;
+
+    my $ar = Dpkg::Archive::Ar->new(filename => $archive);
+
+    foreach my $member (@{$ar->get_members()}) {
+        next if @files && ! exists $file{$member->{name}};
+
+        $ar->extract_member($member);
+    }
+}
+
+my @files;
+
+while (@ARGV) {
+    my $arg = shift @ARGV;
+    if ($arg eq '-?' or $arg eq '--help') {
+        usage();
+        exit(0);
+    } elsif ($arg eq '-v' or $arg eq '--version') {
+        version();
+        exit(0);
+    } elsif ($arg eq '--create') {
+        $action = 'create';
+    } elsif ($arg eq '--list') {
+        $action = 'list';
+    } elsif ($arg eq '--extract') {
+        $action = 'extract';
+    } elsif ($arg eq '--') {
+        push @files, @ARGV;
+        last;
+    } elsif ($arg =~ m/^-/) {
+        usageerr(g_("unknown option '%s'"), $arg);
+    } else {
+        push @files, $arg;
+    }
+}
+
+@files or usageerr(g_('need at least an archive filename'));
+
+if ($action eq 'create') {
+    if (@files == 1) {
+        usageerr(g_('need at least a file to add into the archive'));
+    }
+    create(@files);
+} elsif ($action eq 'list') {
+    list(@files);
+} elsif ($action eq 'extract') {
+    extract(@files);
+}
-- 
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