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files >> //proc/self/root/usr/share/perl5/vendor_perl/Module/Build/PPMMaker.pm
package Module::Build::PPMMaker; use strict; use warnings; use Config; our $VERSION = '0.4224'; $VERSION = eval $VERSION; # This code is mostly borrowed from ExtUtils::MM_Unix 6.10_03, with a # few tweaks based on the PPD spec at # http://www.xav.com/perl/site/lib/XML/PPD.html # The PPD spec is based on <http://www.w3.org/TR/NOTE-OSD> sub new { my $package = shift; return bless {@_}, $package; } sub make_ppd { my ($self, %args) = @_; my $build = delete $args{build}; my @codebase; if (exists $args{codebase}) { @codebase = ref $args{codebase} ? @{$args{codebase}} : ($args{codebase}); } else { my $distfile = $build->ppm_name . '.tar.gz'; print "Using default codebase '$distfile'\n"; @codebase = ($distfile); } my %dist; foreach my $info (qw(name author abstract version)) { my $method = "dist_$info"; $dist{$info} = $build->$method() or die "Can't determine distribution's $info\n"; } $self->_simple_xml_escape($_) foreach $dist{abstract}, @{$dist{author}}; # TODO: could add <LICENSE HREF=...> tag if we knew what the URLs were for # various licenses my $ppd = <<"PPD"; <SOFTPKG NAME=\"$dist{name}\" VERSION=\"$dist{version}\"> <ABSTRACT>$dist{abstract}</ABSTRACT> @{[ join "\n", map " <AUTHOR>$_</AUTHOR>", @{$dist{author}} ]} <IMPLEMENTATION> PPD # We don't include recommended dependencies because PPD has no way # to distinguish them from normal dependencies. We don't include # build_requires dependencies because the PPM installer doesn't # build or test before installing. And obviously we don't include # conflicts either. foreach my $type (qw(requires)) { my $prereq = $build->$type(); foreach my $modname (sort keys %$prereq) { next if $modname eq 'perl'; my $min_version = '0.0'; foreach my $c ($build->_parse_conditions($prereq->{$modname})) { my ($op, $version) = $c =~ /^\s* (<=?|>=?|==|!=) \s* ([\w.]+) \s*$/x; # This is a nasty hack because it fails if there is no >= op if ($op eq '>=') { $min_version = $version; last; } } # PPM4 spec requires a '::' for top level modules $modname .= '::' unless $modname =~ /::/; $ppd .= qq! <REQUIRE NAME="$modname" VERSION="$min_version" />\n!; } } # We only include these tags if this module involves XS, on the # assumption that pure Perl modules will work on any OS. if (keys %{$build->find_xs_files}) { my $perl_version = $self->_ppd_version($build->perl_version); $ppd .= sprintf(<<'EOF', $self->_varchname($build->config) ); <ARCHITECTURE NAME="%s" /> EOF } foreach my $codebase (@codebase) { $self->_simple_xml_escape($codebase); $ppd .= sprintf(<<'EOF', $codebase); <CODEBASE HREF="%s" /> EOF } $ppd .= <<'EOF'; </IMPLEMENTATION> </SOFTPKG> EOF my $ppd_file = "$dist{name}.ppd"; open(my $fh, '>', $ppd_file) or die "Cannot write to $ppd_file: $!"; binmode($fh, ":utf8") if $] >= 5.008 && $Config{useperlio}; print $fh $ppd; close $fh; return $ppd_file; } sub _ppd_version { my ($self, $version) = @_; # generates something like "0,18,0,0" return join ',', (split(/\./, $version), (0)x4)[0..3]; } sub _varchname { # Copied from PPM.pm my ($self, $config) = @_; my $varchname = $config->{archname}; # Append "-5.8" to architecture name for Perl 5.8 and later if ($] >= 5.008) { my $vstring = sprintf "%vd", $^V; $vstring =~ s/\.\d+$//; $varchname .= "-$vstring"; } return $varchname; } { my %escapes = ( "\n" => "\\n", '"' => '"', '&' => '&', '>' => '>', '<' => '<', ); my $rx = join '|', keys %escapes; sub _simple_xml_escape { $_[1] =~ s/($rx)/$escapes{$1}/go; } } 1; __END__ =head1 NAME Module::Build::PPMMaker - Perl Package Manager file creation =head1 SYNOPSIS On the command line, builds a .ppd file: ./Build ppd =head1 DESCRIPTION This package contains the code that builds F<.ppd> "Perl Package Description" files, in support of ActiveState's "Perl Package Manager". Details are here: L<http://aspn.activestate.com/ASPN/Downloads/ActivePerl/PPM/> =head1 AUTHOR Dave Rolsky <autarch@urth.org>, Ken Williams <kwilliams@cpan.org> =head1 COPYRIGHT Copyright (c) 2001-2006 Ken Williams. All rights reserved. This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself. =head1 SEE ALSO perl(1), Module::Build(3) =cut
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