(isearch-edit-string): Erase the Search prompt

if user enters an empty string and there is no default.

diff --git a/lisp/isearch.el b/lisp/isearch.el
index f3fc51778e9baa2982eaf526333e11e597d9cfee..9e396f27545caf9998802edaeb7857d8fcff1a12 100644 (file)
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -1072,7 +1072,11 @@ If first char entered is \\[isearch-yank-word-or-char], then do word search inst
        (if isearch-nonincremental
            (progn
              ;; (sit-for 1) ;; needed if isearch-done does: (message "")
-             (isearch-done))))
+             (isearch-done)
+             ;; The search done message is confusing when the string
+             ;; is empty, so erase it.
+             (if (equal isearch-string "")
+                 (message "")))))
 
     (quit  ; handle abort-recursive-edit
      (isearch-abort)  ;; outside of let to restore outside global values