(isearch-process-search-multibyte-characters): If

read-multilingual-string returns null string, just call
isearch-update.

diff --git a/lisp/international/isearch-x.el b/lisp/international/isearch-x.el
index abf797788b4871238e465f0a306a30c51f908de5..be842d4f101dc9dba70e8fb90660d13ddedcdda3 100644 (file)
--- a/lisp/international/isearch-x.el
+++ b/lisp/international/isearch-x.el
@@ -60,6 +60,8 @@
               (concat (isearch-message-prefix) isearch-message)
               nil
               current-input-method))
-    (isearch-process-search-string str str)))
+    (if (and str (> (length str) 0))
+       (isearch-process-search-string str str)
+      (isearch-update))))
 
 ;;; isearch-x.el ends here