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lib/Alien/Base.pm  view on Meta::CPAN

  my $keyword = shift;
  my $static = shift;

  # use pkg-config if installed system-wide
  if ($self->install_type('system')) {
    my $name = $self->config('name');
    require Alien::Base::PkgConfig;
    my $command = Alien::Base::PkgConfig->pkg_config_command . " @{[ $static ? '--static' : '' ]} --\L$keyword\E $name";

    $! = 0;
    chomp ( my $pcdata = capture_merged { system( $command ) } );

    # if pkg-config fails for whatever reason, then we try to
    # fallback on alien_provides_*
    $pcdata = '' if $! || $?;

    $pcdata =~ s/\s*$//;

    if($self->config('system_provides')) {
      if(my $system_provides = $self->config('system_provides')->{$keyword}) {
        $pcdata = length $pcdata ? "$pcdata $system_provides" : $system_provides;
      }
    }

    return $pcdata;
  }

  # use parsed info from build .pc file
  my $dist_dir = $self->dist_dir;
  my @pc = $self->_pkgconfig(@_);
  my @strings =
    grep defined,
    map { $_->keyword($keyword, 
      #{ pcfiledir => $dist_dir }
    ) }