debian/list-deps

   1 #!/usr/bin/perl
   2 #
   3 # Write dependency list from Koha PerlDependencies.pm, in Debian format.
   4 #
   5 # Copyright 2010  Catalyst IT, Ltd
   6 #
   7 # This program is free software: you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation, either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20
  21 use strict;
  22 use warnings;
  23
  24 use C4::Installer::PerlDependencies;
  25
  26 # These are packages that may not be in the apt archive in a way that
  27 # apt-file can find, e.g. in the Koha repo rather than the regular
  28 # debian one.
  29 my %overrides = (
  30     'CGI::Session::Driver::memcached' => 'libcgi-session-driver-memcached-perl',
  31     'CHI'                             => 'libchi-perl',
  32     'CHI::Driver::Memcached'          => 'libchi-driver-memcached-perl',
  33     'Template::Plugin::HtmlToText'    => 'libtemplate-plugin-htmltotext-perl',
  34 );
  35
  36 my $deps = $C4::Installer::PerlDependencies::PERL_DEPS;
  37
  38 my $prefix = "^/usr/((lib|share)/perl5|(lib|share)/perl/[0-9.]+)";
  39
  40 foreach my $module (keys %$deps) {
  41     my $ver = $deps->{$module}->{'min_ver'};
  42     my $subpath = $module;
  43     $subpath =~ s,::,/,g;
  44     my $output =
  45         qx(apt-file -l -x search "$prefix/$subpath.pm\$");
  46     my @temp = split(/\n/, $output);
  47     my @lines = ();
  48     # Remove packages that are required/essential and always installed on
  49     # a Debian system. Debian packages should not have unversioned
  50     # dependencies on such packages.
  51     foreach my $line (@temp) {
  52         if ($line ne "perl-base") {
  53             @lines = (@lines, $line);
  54         }
  55     }
  56     if (scalar(@lines) == 1 && $lines[0] ne "") {
  57         my $pkg = $lines[0];
  58         print "$pkg\n";
  59     } elsif (scalar(@lines) > 1) {
  60         foreach my $pkg (@lines) {
  61             print " | " if ($pkg ne $lines[0]);
  62             print "$pkg";
  63         }
  64         print "\n";
  65     } elsif (scalar(@temp) != 0) {
  66         # I'm an Essential and I'm OK,
  67         # I install all night, and work all day.
  68         # I chomp up strings. I eat my bugs.
  69         # I go to the base install.
  70         # On Fridays I go drinking,
  71         # and have buttered commits for git.
  72         # (Beer O'Clock is more than two hours
  73         # away. I don't even drink beer. There
  74         # is no reason to be suspicious of this
  75         # commit.)
  76         # RM note: suspicious?  me?  always!
  77     } elsif (exists $overrides{$module}) {
  78         print "$overrides{$module}\n";
  79     } else {
  80         print "EEEK: unknown package for $module\n";
  81     }
  82 }