Current File : //proc/thread-self/root/usr/libexec/mc/extfs.d/deb
#! /usr/bin/perl
#
# Written by Fernando Alegre <alegre@debian.org> 1996
#
# Applied patch by Dimitri Maziuk <emaziuk@curtin.edu.au> 1997
# (to handle new tar format)
#
# Modified by Fernando Alegre <alegre@debian.org> 1997
# (to handle both new and old tar formats)
#
# Modified by Patrik Rak <prak@post.cz> 1998
# (add by Michael Bramer Debian-mc-maintainer <grisu@debian.org>)
# (to allow access to package control files)
#
# Modified by Martin Bialasinski <martinb@debian.org> 1999
# (deal with change in tar format)
#
#
# Copyright (C) 1997 Free Software Foundation
#
sub quote {
$_ = shift(@_);
s/([^\w\/.+-])/\\$1/g;
return($_);
}
sub mcdebfs_list
{
#
# CAVEAT: Hard links are listed as if they were symlinks
# Empty directories do not appear at all
#
local($archivename)=@_;
local $qarchivename = quote($archivename);
chop($date=`LC_ALL=C date "+%b %d %H:%M"`);
chop($info_size=`dpkg -I $qarchivename | wc -c`);
$install_size=length($pressinstall);
print "dr-xr-xr-x 1 root root 0 $date CONTENTS\n";
print "dr-xr-xr-x 1 root root 0 $date DEBIAN\n";
print "-r--r--r-- 1 root root $info_size $date INFO\n";
print "-r-xr--r-- 1 root root $install_size $date INSTALL\n";
if ( open(PIPEIN, "LC_ALL=C dpkg-deb -c $qarchivename |") )
{
while(<PIPEIN>)
{
@_ = split;
$perm=$_[0]; $owgr=$_[1]; $size=$_[2];
if($_[3] =~ /^\d\d\d\d\-/) { # New tar format
($year,$mon,$day) = split(/-/,$_[3]);
$month = ("Gee","Jan","Feb","Mar","Apr","May","Jun",
"Jul","Aug","Sep","Oct","Nov","Dec")[$mon] || "Gee";
$time=$_[4];
$pathindex=5;
}
else {
$mstring='GeeJanFebMarAprMayJunJulAugSepOctNovDec';
$month=$_[3];
$mon=index($mstring,$month) / 3;
$day=$_[4];
$time=$_[5];
$year=$_[6];
$pathindex=7;
}
$path=$_[$pathindex++];
$arrow=$_[$pathindex++];
$link=$_[$pathindex++];
$link2=$_[$pathindex++];
$owgr=~s!/! !;
if($arrow eq 'link')
{
# report hard links as soft links
$arrow='->'; $link="/$link2";
substr($perm, 0, 1) = "l";
}
if($arrow ne '')
{
$arrow=' ' . $arrow;
$link= ' ' . $link;
}
$now=`date "+%Y %m"`;
($thisyear, $thismon) = split(/ /, $now);
# show time for files younger than 6 months
# but not for files with dates in the future
if ($year * 12 + $mon > $thisyear * 12 + $thismon - 6 &&
$year * 12 + $mon <= $thisyear * 12 + $thismon) {
print "$perm 1 $owgr $size $month $day $time CONTENTS/$path$arrow$link\n";
} else {
print "$perm 1 $owgr $size $month $day $year CONTENTS/$path$arrow$link\n";
}
}
}
if ( open(PIPEIN, "LC_ALL=C dpkg-deb -I $qarchivename |") )
{
while(<PIPEIN>)
{
@_ = split;
$size=$_[0];
last if $size =~ /:/;
next if $size !~ /\d+/;
if($_[4] eq '*')
{
$perm='-r-xr-xr-x';
$name=$_[5];
}
else
{
$perm='-r--r--r--';
$name=$_[4];
}
print "$perm 1 root root $size $date DEBIAN/$name\n";
}
}
}
sub mcdebfs_copyout
{
local($archive,$filename,$destfile)=@_;
local $qarchive = quote($archive);
local $qfilename = quote($filename);
local $qdestfile = quote($destfile);
if($filename eq "INFO")
{
system("dpkg-deb -I $qarchive > $qdestfile");
}
elsif($filename =~ /^DEBIAN/)
{
$qfilename=~s!^DEBIAN/!!;
system("dpkg-deb -I $qarchive $qfilename > $qdestfile");
}
elsif($filename eq "INSTALL")
{
if ( open(FILEOUT,">$destfile") )
{
print FILEOUT $pressinstall;
close FILEOUT;
system("chmod a+x $qdestfile");
}
}
else
{
# files can be prepended with ./ or not, depending on the version of tar
$qfilename=~s!^CONTENTS/!!;
system("dpkg-deb --fsys-tarfile $qarchive | tar xOf - $qfilename ./$qfilename > $qdestfile 2>/dev/null");
}
}
sub mcdebfs_run
{
local($archive,$filename)=@_;
local $qarchive = quote($archive);
if($filename eq "INSTALL")
{
print "Installing $archive\n";
system("dpkg -i $qarchive");
}
else
{
use File::Temp qw(mkdtemp);
my $template = "/tmp/mcdebfs.run.XXXXXX";
$template="$ENV{MC_TMPDIR}/mcdebfs.XXXXXX" if ($ENV{MC_TMPDIR});
$tmpdir = mkdtemp($template);
$tmpcmd="$tmpdir/run";
&mcdebfs_copyout($archive, $filename, $tmpcmd);
system("chmod u+x $tmpcmd");
system($tmpcmd);
unlink($tmpcmd);
rmdir($tmpdir);
}
}
$pressinstall=<<EOInstall;
WARNING
Don\'t use this method if you are not willing to reinstall everything...
This is not a real file. It is a way to install the package you are browsing.
To install this package go back to the panel and press Enter on this file.
In Debian systems, a package is automatically upgraded when you install a new
version of it. There is no special upgrade option. Install always works.
EOInstall
umask 077;
if($ARGV[0] eq "list") { shift; &mcdebfs_list(@ARGV); exit 0; }
elsif($ARGV[0] eq "copyout") { shift; &mcdebfs_copyout(@ARGV); exit 0; }
elsif($ARGV[0] eq "run") { shift; &mcdebfs_run(@ARGV); exit 0; }
exit 1;
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