add more code gradually

[spider.git] / perl / Filter.pm

diff --git a/perl/Filter.pm b/perl/Filter.pm
index 0ca71917db987cb5637ebe5bec404b1ddb611e64..2403ace860d60412f1fd387971b50077290eb19a 100644 (file)
--- a/perl/Filter.pm
+++ b/perl/Filter.pm
@@ -36,7 +36,7 @@ use strict;
 
 use vars qw($VERSION $BRANCH);
 $VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
-$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/  || (0,0));
+$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/,(0,0));
 $main::build += $VERSION;
 $main::branch += $BRANCH;
 
@@ -92,7 +92,9 @@ sub compile
        my $rr;
        
        if ($ref->{$ar} && exists $ref->{$ar}->{asc}) {
-               $ref->{$ar}->{code} = eval "sub { my \$r=shift; return $ref->{$ar}->{asc}; }" ;
+               my $s = $ref->{$ar}->{asc};     # an optimisation?
+               $s =~ s/\$r/\$_[0]/g;
+               $ref->{$ar}->{code} = eval "sub { $s }" ;
                if ($@) {
                        my $sort = $ref->{sort};
                        my $name = $ref->{name};