This file is indexed.

/usr/sbin/dpkg-preconfigure is in debconf 1.5.42ubuntu1.

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
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
#!/usr/bin/perl -w
# This file was preprocessed, do not edit!



BEGIN {
	eval qq{
		use strict;
		use FileHandle;
		use Debconf::Log qw(:all);
		use Debconf::Db;
		use Debconf::Template;
		use Debconf::Config;
		use Debconf::AutoSelect qw(:all);
		use Debconf::Gettext;
		use Debconf::Path;
	};
	if ($@) {
		print STDERR "debconf: Perl may be unconfigured ($@) -- aborting\n";
		exit 0;
	}
}

if (exists $ENV{DEBCONF_USE_CDEBCONF} and $ENV{DEBCONF_USE_CDEBCONF} ne '') {
    exec "/usr/lib/cdebconf/dpkg-preconfigure", @ARGV;
}

Debconf::Db->load;

my $apt=0;
Debconf::Config->getopt(
qq{Usage: dpkg-preconfigure [options] [debs]
       --apt			Apt mode.},
	"apt"			=> \$apt,
);

$|=1;

my @debs=@ARGV;
@ARGV=();

my $have_tty=1;

if ($apt) {
	while (<>) {
		chomp;
		push @debs, $_ if length $_;
	}
	
	exit unless @debs;
	
	$have_tty=0 unless open (STDIN, "/dev/tty");
}
elsif (! @debs) {
	print STDERR sprintf("dpkg-preconfigure: ".gettext("must specify some debs to preconfigure")), "\n";
	exit(1);
}

if (! Debconf::Path::find("apt-extracttemplates")) {
	warn gettext("delaying package configuration, since apt-utils is not installed");
	exit;
}

my $frontend=make_frontend();

if (! $have_tty && $frontend->need_tty) {
	print STDERR sprintf("dpkg-preconfigure: ".gettext("unable to re-open stdin: %s"), $!)."\n";
	exit 0;
}

my ($package, $version, $template, $config);
unless (open(INFO, "-|")) {
	my $command_max=20000; # LINUX SPECIFIC!!
	my $static_len=length("apt-extracttemplates");
	my $len=$static_len;
	my @collect;
	if ($apt && @debs > 30) {
		STDERR->autoflush(1);
	}
	foreach my $deb (@debs) {
		$len += length($deb) + 1;
		if ($len < $command_max && @collect < 30) {
			push @collect, $deb;
		}
		else {
			if (system("apt-extracttemplates", @collect) != 0) {
				print STDERR sprintf("debconf: ".gettext("apt-extracttemplates failed: %s")."\n",$!);
			}
			if ($apt && @debs > 30) {
				$progress += @collect;
				printf STDERR "\r".gettext("Extracting templates from packages: %d%%"), $progress * 100 / @debs;
			}
				
			@collect=($deb);
			$len=$static_len + length($deb) + 1;
		}
	}
	if (system("apt-extracttemplates", @collect) != 0) {
		print STDERR sprintf("debconf: ".gettext("apt-extracttemplates failed: %s")."\n",$!);
	}
	if ($apt && @debs > 30) {
		$progress += @collect;
		printf STDERR "\r".gettext("Extracting templates from packages: %d%%")."\n", $progress * 100 / @debs;
	}
	exit;
}
my @buffer=<INFO>;
if ($apt && @buffer) {
	print gettext("Preconfiguring packages ...\n");
}
foreach my $line (@buffer) {
	($package, $version, $template, $config)=split /\s/, $line;
	
	if (defined $template && length $template) {
		eval q{
			Debconf::Template->load($template, $package)
		};
		unlink $template;
		if ($@) {
			print STDERR "$package ".sprintf(gettext("template parse error: %s"), $@)."\n";
			unlink $config;
			next;
		}
	}
}

foreach my $line (@buffer) {
	($package, $version, $template, $config)=split /\s/, $line;

	if (defined $config && length $config && -e $config) {
		debug user => sprintf("preconfiguring %s (%s)",$package,$version);
		chmod(0755, $config) or
			die sprintf(gettext("debconf: can't chmod: %s"), $!);
		$frontend->default_title($package);
		$frontend->info(undef);
		my $confmodule=make_confmodule($config, 'configure', $version);
		$confmodule->owner($package);
		1 while ($confmodule->communicate);
		if ($confmodule->exitcode > 0) {
			print STDERR sprintf(
				gettext("%s failed to preconfigure, with exit status %s"),
				$package, $confmodule->exitcode)."\n";
		}
		unlink $config;
	}
}

$frontend->shutdown;

Debconf::Db->save;