/usr/bin/dpkg-distaddfile is in dpkg-dev 1.17.5ubuntu5.6.
This file is owned by root:root, with mode 0o755.
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 | #!/usr/bin/perl
#
# dpkg-distaddfile
#
# Copyright © 1996 Ian Jackson
# Copyright © 2006-2008,2010,2012-2013 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 strict;
use warnings;
use POSIX qw(:errno_h :fcntl_h);
use Dpkg ();
use Dpkg::Gettext;
use Dpkg::ErrorHandling;
use Dpkg::File;
textdomain('dpkg-dev');
my $fileslistfile = 'debian/files';
sub version {
printf _g("Debian %s version %s.\n"), $Dpkg::PROGNAME, $Dpkg::PROGVERSION;
printf _g('
This is free software; see the GNU General Public License version 2 or
later for copying conditions. There is NO warranty.
');
}
sub usage {
printf _g(
'Usage: %s [<option>...] <filename> <section> <priority>
Options:
-f<files-list-file> write files here instead of debian/files.
-?, --help show this help message.
--version show the version.
'), $Dpkg::PROGNAME;
}
while (@ARGV && $ARGV[0] =~ m/^-/) {
$_=shift(@ARGV);
if (m/^-f/) {
$fileslistfile= $';
} elsif (m/^-(\?|-help)$/) {
usage();
exit(0);
} elsif (m/^--version$/) {
version();
exit(0);
} elsif (m/^--$/) {
last;
} else {
usageerr(_g("unknown option \`%s'"), $_);
}
}
usageerr(_g('need exactly a filename, section and priority')) if @ARGV != 3;
my ($file, $section, $priority) = @ARGV;
($file =~ m/\s/ || $section =~ m/\s/ || $priority =~ m/\s/) &&
error(_g('filename, section and priority may contain no whitespace'));
# Obtain a lock on debian/control to avoid simultaneous updates
# of debian/files when parallel building is in use
my $lockfh;
my $lockfile = 'debian/control';
sysopen($lockfh, $lockfile, O_WRONLY)
or syserr(_g('cannot write %s'), $lockfile);
file_lock($lockfh, $lockfile);
open(my $fileslistnew_fh, '>', "$fileslistfile.new")
or syserr(_g('open new files list file'));
if (open(my $fileslist_fh, '<', $fileslistfile)) {
while (<$fileslist_fh>) {
s/\n$//;
next if m/^(\S+) / && $1 eq $file;
print { $fileslistnew_fh } "$_\n"
or syserr(_g('copy old entry to new files list file'));
}
close $fileslist_fh or syserr(_g('cannot close %s'), $fileslistfile);
} elsif ($! != ENOENT) {
syserr(_g('read old files list file'));
}
print { $fileslistnew_fh } "$file $section $priority\n"
or syserr(_g('write new entry to new files list file'));
close($fileslistnew_fh) or syserr(_g('close new files list file'));
rename("$fileslistfile.new", $fileslistfile)
or syserr(_g('install new files list file'));
# Release the lock
close($lockfh) or syserr(_g('cannot close %s'), $lockfile);
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