emacs: Add a search to the 'recent searches' list once only

Avoiding adding the same search string to the 'recent searches' list
more than once by testing whether the string was already used with
`member' rather than `memq'.

diff --git a/emacs/notmuch-hello.el b/emacs/notmuch-hello.el
index 52f162a4fcb3c4dcca277d941fabcad9c9f9eca1..30b3a5e0ffdf50f5baeceba7f43d3645b945634b 100644 (file)
--- a/emacs/notmuch-hello.el
+++ b/emacs/notmuch-hello.el
@@ -77,7 +77,7 @@ field."
 (defvar notmuch-hello-recent-searches nil)
 
 (defun notmuch-hello-remember-search (search)
-  (if (not (memq search notmuch-hello-recent-searches))
+  (if (not (member search notmuch-hello-recent-searches))
       (push search notmuch-hello-recent-searches))
   (if (> (length notmuch-hello-recent-searches)
         notmuch-hello-recent-searches-max)