--- loncom/interface/lonsearchcat.pm	2001/03/22 14:00:55	1.69
+++ loncom/interface/lonsearchcat.pm	2001/03/22 14:19:17	1.74
@@ -793,8 +793,9 @@ sub build_custommetadata_query {
     $q->prepare($logic_statement);
     my $matchexp=${$q}{'-parse'}{'-build'}{'matchstring'};
     # quick fix to change literal into xml tag-matching
-    s/\(\?\:([^\)]*)\\\=([^\)]*)\)/\(\?\:\<$1\>\[\^\\\<\]\*$2\[\^\\\<\]\*\<\/$1\>)/g;
-    return $matchexp;
+    my $oldmatchexp=$matchexp;
+    $matchexp=~s/\(\?[\:\=]([^\)]*)\\\=([^\)]*)\)/\(\?\:\\\<$1\\\>\[\^\\\<\]\*$2\[\^\\\<\]\*\\\<\\\/$1\\\>)/g;
+    return $oldmatchexp;
 }
 
 # - Recursively parse a reverse notation expression into a SQL query expression