数据库发生错误。

#! /usr/bin/perl
#
# 1999 (c) Piotr Roszatycki <dexter@debian.org>
# This software is under GNU license
# last modification: 1999-12-08
#
# deba

sub quote {
    $_ = shift(@_);
    s/([^\w\/.+-])/\\$1/g;
    return($_);
}

sub list
{
       my($qarchive)=@_;
       $qarchive = quote($qarchive);
       chop($date=`LC_ALL=C date "+%m-%d-%Y %H:%M"`);
       chop($info_size=`apt-cache show $qarchive | wc -c`);
       $install_size=length($pressinstall);
       $upgrade_size=length($pressupgrade);

       print "-r--r--r--   1 root     root     $info_size $date INFO\n";

       chop($debd = `dpkg -s $qarchive | grep -i ^Version | sed 's/^version: //i'`);
       chop($deba = `apt-cache show $qarchive | grep -i ^Version | sed 's/^version: //i'`);
       if( ! $debd ) {
           print "-r-xr--r--   1 root     root     $install_size $date INSTALL\n";
       } elsif( $debd ne $deba ) {
           print "-r-xr--r--   1 root     root     $upgrade_size $date UPGRADE\n";
       }
}

sub copyout
{
       my($archive,$filename,$destfile)=@_;
       my $qarchive = quote($archive);
       my $qdestfile = quote($destfile);
       if($filename eq "INFO") {
           system("apt-cache show $qarchive > $qdestfile");
        } elsif($filename eq "INSTALL")        {
           if ( open(FILEOUT, "> $destfile") ) {
               print FILEOUT $pressinstall;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } elsif($filename eq "UPGRADE") {
           if ( open(FILEOUT, ">, $destfile") ) {
               print FILEOUT $pressupgrade;
               close FILEOUT;
               system("chmod a+x $qdestfile");
           }
       } else {
           die "extfs: $filename: No such file or directory\n";
       }
}

sub run
{
       my($archive,$filename)=@_;
       my $qarchive = quote($archive);
       if($filename eq "INSTALL") {
           system("apt-get install $qarchive");
       } elsif($filename eq "UPGRADE") {
           system("apt-get install $qarchive");
       } else {
           die "extfs: $filename: Permission denied\n";
       }
}

$pressinstall=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to install this package...

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.

EOInstall

$pressupgrade=<<EOInstall;

                                WARNING
  Don\'t use this method if you are not willing to upgrade this package...

This is not a real file. It is a way to upgrade the package you are browsing.

To upgrade this package go back to the panel and press Enter on this file.

EOInstall


umask 077;

chop($name = `if [ -f "$ARGV[1]" ]; then cat $ARGV[1]; else echo $ARGV[1]; fi`);
$name =~ s%.*/([0-9a-z.-]*)_.*%$1%;

exit 1 unless $name;

if($ARGV[0] eq "list") { &list($name); exit 0; }
elsif($ARGV[0] eq "copyout") { &copyout($name,$ARGV[2],$ARGV[3]); exit 0; }
elsif($ARGV[0] eq "run") { &run($name,$ARGV[2]); exit 0; }

exit 1;