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inc/Alien/make/Module/Build.pm  view on Meta::CPAN

   my $dstfile = File::Spec->catfile( $blib, "lib", @module_file );

   unless( $self->up_to_date( $srcfile, $dstfile ) ) {
      my %replace = (
         USE_BUNDLED      => $self->notes( 'use_bundled' ),
         PKGCONFIG_MODULE => $pkgconfig_module,
      );

      # Turn ' into \' in replacements
      s/'/\\'/g for values %replace;

      $self->cp_file_with_replacement(
         srcfile => $srcfile,
         dstfile => $dstfile,
         replace => \%replace,
      );
   }
}

sub cp_file_with_replacement
{
   my $self = shift;
   my %args = @_;

   my $srcfile = $args{srcfile};
   my $dstfile = $args{dstfile};
   my $replace = $args{replace};

   make_path( dirname( $dstfile ), { mode => 0777 } );

   open( my $inh,  "<", $srcfile ) or die "Cannot read $srcfile - $!";
   open( my $outh, ">", $dstfile ) or die "Cannot write $dstfile - $!";

   while( my $line = <$inh> ) {
      $line =~ s/\@$_\@/$replace->{$_}/g for keys %$replace;
      print $outh $line;
   }
}

sub ACTION_test
{
   my $self = shift;

   return unless $self->notes( 'use_bundled' );

   $self->apply_extra_pkgconfig_paths;

   $self->depends_on( "code" );

   $self->make_in_srcdir( "test" );
}

sub ACTION_install
{
   my $self = shift;

   $self->apply_extra_pkgconfig_paths;

   # There's two bugs in just doing this:
   #   1) symlinks (e.g. libfoo.so => libfoo.so.1) get copied as new files
   #   2) needlessly considers the .pc file different and copies/relocates it
   #      every time.
   # Both of these are still under investigation
   $self->SUPER::ACTION_install;

   # The .pc file that 'ACTION_install' has written contains the build-time
   # blib paths in it. We need that rewritten for the real install location
   #
   # We don't do this at 'ACTION_code' time, because of one awkward cornercase.
   # When 'cpan> test Foo' is testing an entire tree of dependent modules, it
   # never installs them, instead adding each of them to the PERL5LIB in turn
   # so later ones can find them. We needed the path to be "correct" at that
   # point so that dependent modules can at least find something to link and
   # test against.

   my $buildlibdir = File::Spec->catdir( $self->base_dir, "blib", "arch" );
   my $instlibdir  = $self->install_destination( "arch" );

   my $pkgconfig_module = $self->pkgconfig_module;

   my $pcfile = "$instlibdir/pkgconfig/$pkgconfig_module.pc";
   if( -f $pcfile ) {
      print "Relocating $pcfile";

      open my $in, "<", $pcfile or die "Cannot open $pcfile for reading - $!";
      open my $out, ">", "$pcfile.new" or die "Cannot open $pcfile.new for writing - $!";

      print { $out } join "\n",
         "# pkg-config paths rewritten by Alien::make::Module::Build",
         "# buildlibdir=$buildlibdir",
         "# instlibdir=$instlibdir",
         "";

      while( <$in> ) {
         s{\Q$buildlibdir\E}{$instlibdir}g;
         print { $out } $_;
      }

      # Cygwin/Windows doesn't like it when you delete open files
      close $in;
      close $out;

      unlink $pcfile;
      rename "$pcfile.new", $pcfile;
   }
}

sub ACTION_clean
{
   my $self = shift;

   if( $self->notes( 'use_bundled' ) ) {
      $self->apply_extra_pkgconfig_paths;

      if( -d $self->_srcdir ) {
         $self->make_in_srcdir( "clean" );
      }

      unlink( $self->_stampfile( "build" ) );
   }