Index: modules/taxonomy.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/taxonomy.module,v
retrieving revision 1.273
diff -u -F^f -r1.273 taxonomy.module
--- modules/taxonomy.module	25 Apr 2006 11:51:51 -0000	1.273
+++ modules/taxonomy.module	27 Apr 2006 19:21:04 -0000
@@ -1182,7 +1182,21 @@ function taxonomy_nodeapi($node, $op, $a
       break;
     case 'rss item':
       return taxonomy_rss_item($node);
-      break;
+    case 'update_index':
+      return taxonomy_update_index($node);
+  }
+}
+
+/**
+ * Implementation of hook_nodeapi('update_index').
+ */
+function taxonomy_update_index(&$node) {
+  $output = array();
+  foreach ($node->taxonomy as $term) {
+    $output[] = $term->name;
+  }
+  if (count($output)) {
+    return '<strong>'. implode(' ', $output) .'</strong>';
   }
 }