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