added k1b and 3xa

[spider.git] / perl / Prefix.pm

diff --git a/perl/Prefix.pm b/perl/Prefix.pm
index 01e3079c7387c46b2aa39d010c4d6dd95fea5c12..15b6752dbcbc2bfef0810e4d408a730273253be1 100644 (file)
--- a/perl/Prefix.pm
+++ b/perl/Prefix.pm
@@ -177,12 +177,15 @@ sub extract
                foreach $p (@parts) {
                        $sp = $p if length $sp > length $p;
                }
-               # now start to resolve it from the left hand end
-               for ($i = 1; $i <= length $sp; ++$i) {
+#              # now start to resolve it from the left hand end
+#              for ($i = 1; $i <= length $sp; ++$i) {
+               # now start to resolve it from the right hand end
+               for ($i = length $sp; $i >= 1; --$i) {
                        my @wout = get(substr($sp, 0, $i));
                        last if @wout > 0 && $wout[0] gt $sp;
-                       last if @wout == 0;
+#                      last if @wout == 0;
                        push @out, @wout;
+                       last if @wout;
                }
        }
        return @out;