/usr/share/perl5/Dpkg/Package.pm is in libdpkg-perl 1.18.25.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | # Copyright © 2006 Frank Lichtenheld <djpig@debian.org>
# Copyright © 2007,2012 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/>.
package Dpkg::Package;
use strict;
use warnings;
our $VERSION = '0.01';
our @EXPORT = qw(
pkg_name_is_illegal
);
use Exporter qw(import);
use Dpkg::Gettext;
sub pkg_name_is_illegal($) {
my $name = shift // '';
if ($name eq '') {
return g_('may not be empty string');
}
if ($name =~ m/[^-+.0-9a-z]/op) {
return sprintf(g_("character '%s' not allowed"), ${^MATCH});
}
if ($name !~ m/^[0-9a-z]/o) {
return g_('must start with an alphanumeric character');
}
return;
}
1;
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