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lib/Alien/Build/Plugin/Probe/Vcpkg.pm  view on Meta::CPAN

package Alien::Build::Plugin::Probe::Vcpkg;

use strict;
use warnings;
use 5.008004;
use Alien::Build::Plugin;

# ABSTRACT: Probe for system libraries using Vcpkg
our $VERSION = '2.84'; # VERSION


has '+name';
has 'lib';
has 'ffi_name';
has 'include';

sub init
{
  my($self, $meta) = @_;

  if(defined $self->include)
  {
    $meta->add_requires('configure' => 'Alien::Build::Plugin::Probe::Vcpkg' => '2.16' );
  }
  elsif(defined $self->ffi_name)
  {
    $meta->add_requires('configure' => 'Alien::Build::Plugin::Probe::Vcpkg' => '2.14' );
  }
  else
  {
    $meta->add_requires('configure' => 'Alien::Build::Plugin::Probe::Vcpkg' => '0' );
  }

  if($meta->prop->{platform}->{compiler_type} eq 'microsoft')
  {
    $meta->register_hook(
      probe => sub {
        my($build) = @_;

        $build->hook_prop->{probe_class} = __PACKAGE__;
        $build->hook_prop->{probe_instance_id} = $self->instance_id;

        eval {
          require Win32::Vcpkg;
          require Win32::Vcpkg::List;
          require Win32::Vcpkg::Package;
          Win32::Vcpkg->VERSION('0.02');
        };
        if(my $error = $@)
        {
          $build->log("unable to load Win32::Vcpkg: $error");
          return 'share';
        }

        my $package;
        if($self->name)
        {
          $package = Win32::Vcpkg::List->new
                                       ->search($self->name, include => $self->include);
        }
        elsif($self->lib)
        {
          $package = eval { Win32::Vcpkg::Package->new( lib => $self->lib, include => $self->include) };
          return 'share' if $@;
        }
        else
        {
          $build->log("you must provode either name or lib property for Probe::Vcpkg");
          return 'share';
        }

        my $version = $package->version;
        $version = 'unknown' unless defined $version;

        $build->install_prop->{plugin_probe_vcpkg}->{$self->instance_id} = {
          version  => $version,
          cflags   => $package->cflags,
          libs     => $package->libs,
        };
        $build->hook_prop->{version} = $version;
        $build->install_prop->{plugin_probe_vcpkg}->{$self->instance_id}->{ffi_name} = $self->ffi_name
          if defined $self->ffi_name;
        return 'system';
      },
    );

    $meta->register_hook(
      gather_system => sub {
        my($build) = @_;

        return if $build->hook_prop->{name} eq 'gather_system'
        &&        ($build->install_prop->{system_probe_instance_id} || '') ne $self->instance_id;

        if(my $c = $build->install_prop->{plugin_probe_vcpkg}->{$self->instance_id})
        {
          $build->runtime_prop->{version} = $c->{version} unless defined $build->runtime_prop->{version};
          $build->runtime_prop->{$_} = $c->{$_} for grep { defined $c->{$_} } qw( cflags libs ffi_name );
        }
      },
    );
  }
}

1;

__END__

=pod

=encoding UTF-8