/usr/share/lintian/checks/md5sums is in lintian 2.5.6.
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 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | # md5sums -- lintian check script -*- perl -*-
# Copyright (C) 1998 Christian Schwarz and Richard Braakman
#
# 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, you can find it on the World Wide
# Web at http://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301, USA.
package Lintian::md5sums;
use strict;
use warnings;
use Lintian::Tags qw(tag);
use Util;
sub run {
my $pkg = shift;
my $type = shift;
my $info = shift;
my $control = $info->control('md5sums');
my %control_entry;
my %info_entry;
my %conffile;
# read in conffiles
if (-f $info->control('conffiles')) {
open(C, '<', $info->control('conffiles'))
or fail("cannot open control file conffiles: $!");
while (<C>) {
chop;
next if m/^\s*$/o;
s,^/,,o;
$conffile{$_} = 1;
}
close(C);
}
# Is there a md5sums control file?
unless (-f $control) {
# ignore if package contains no files
return 0 if -z 'md5sums';
# check if package contains non-conffiles
# debhelper doesn't create entries in md5sums
# for conffiles since this information would
# be redundant
my $only_conffiles = 1;
foreach my $file (@{ $info->sorted_index }) {
# Skip non-files, they will not appear in the md5sums file
next if !$file or $info->index->{$file}->{type} ne '-';
unless ($conffile{$file}) {
$only_conffiles = 0;
last;
}
}
tag 'no-md5sums-control-file' unless $only_conffiles;
return 0;
}
# Is it empty? Then skip it. Tag will be issued by control-files
if (-z $control) {
return 0;
}
# read in md5sums control file
open(C, '<', $control)
or fail("cannot open md5sums control file $control: $!");
while (<C>) {
chop;
next if m/^\s*$/;
if (m{^([a-f0-9]+)\s*(?:\./)?(\S.*)$} && length($1) == 32) {
$control_entry{$2} = $1;
} else {
tag 'malformed-md5sums-control-file', "line $.";
}
}
close(C);
for my $file (keys %control_entry) {
my $md5sum = $info->md5sums->{$file};
if (not defined $md5sum) {
tag 'md5sums-lists-nonexisting-file', $file;
} elsif ($md5sum ne $control_entry{$file}) {
tag 'md5sum-mismatch', $file;
}
delete $info_entry{$file};
}
for my $file (keys %{ $info->md5sums }) {
next if $control_entry{$file};
tag 'file-missing-in-md5sums', $file
unless ($conffile{$file} || $file =~ m%^var/lib/[ai]spell/.%o);
}
}
1;
# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et
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