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 use strict;
  21 use warnings;
  22
  23 use C4::Installer::PerlDependencies;
  24
  25 # These are packages that may not be in the apt archive in a way that
  26 # apt-file can find, e.g. in the Koha repo rather than the regular
  27 # debian one.
  28 my %overrides = (
  29     'LWP::Protocol::https' => 'liblwp-protocol-https-perl|libwww-perl (<6.02), libio-socket-ssl-perl',
  30 );
  31
  32 # These are packages we're going to ignore
  33 my %ignore = (
  34     'Data::Pagination'       => 1,
  35     'CHI'                    => 1,
  36     'CHI::Driver::Memcached' => 1,
  37 );
  38
  39 my $deps = $C4::Installer::PerlDependencies::PERL_DEPS;
  40
  41 my $prefix = "^/usr/((lib|share)/perl5|(lib|share)/perl/[0-9.]+)";
  42
  43 foreach my $module ( keys %$deps ) {
  44     next if $ignore{$module};
  45     my $ver     = $deps->{$module}->{'min_ver'};
  46     my $subpath = $module;
  47     $subpath =~ s,::,/,g;
  48     my $output = qx(apt-file -l -x search "$prefix/$subpath.pm\$");
  49     my @temp   = split( /\n/, $output );
  50     my @lines  = ();
  51
  52     # Remove packages that are required/essential and always installed on
  53     # a Debian system. Debian packages should not have unversioned
  54     # dependencies on such packages.
  55     foreach my $line (@temp) {
  56         if ( $line ne "perl-base" ) {
  57             @lines = ( @lines, $line );
  58         }
  59     }
  60     if ( exists $overrides{$module} ) {
  61         print "$overrides{$module}\n";
  62     }
  63     elsif ( scalar(@lines) == 1 && $lines[0] ne "" ) {
  64         my $pkg = $lines[0];
  65         print "$pkg\n";
  66     }
  67     elsif ( scalar(@lines) > 1 ) {
  68         foreach my $pkg (@lines) {
  69             print " | " if ( $pkg ne $lines[0] );
  70             print "$pkg";
  71         }
  72         print "\n";
  73     }
  74     elsif ( scalar(@temp) != 0 ) {
  75
  76         # I'm an Essential and I'm OK,
  77         # I install all night, and work all day.
  78         # I chomp up strings. I eat my bugs.
  79         # I go to the base install.
  80         # On Fridays I go drinking,
  81         # and have buttered commits for git.
  82         # (Beer O'Clock is more than two hours
  83         # away. I don't even drink beer. There
  84         # is no reason to be suspicious of this
  85         # commit.)
  86         # RM note: suspicious?  me?  always!
  87     }
  88     elsif ( ! $deps->{$module}->{'required'} ) {
  89         # Ignore because we don't have it and we don't care.
  90     }
  91     else {
  92         print "EEEK: unknown package for $module\n";
  93     }
  94 }