(elp-instrument-package): Don't allow empty prefixes.

940cf42e · Eli Zaretskii · f4500bec · 940cf42e · 940cf42e
Commit 940cf42e authored May 14, 2001 by Eli Zaretskii
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lisp/ChangeLog lisp/ChangeLog +5 -0

lisp/emacs-lisp/elp.el lisp/emacs-lisp/elp.el +2 -0

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--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
+2001-05-14  Eli Zaretskii  <eliz@is.elta.co.il>
+
+	* emacs-lisp/elp.el (elp-instrument-package): Don't allow empty
+	prefixes.
+
 2001-05-14  Gerd Moellmann  <gerd@gnu.org>
  
 	* hexl.el (hexl-current-address): Print a message when called

--- a/lisp/emacs-lisp/elp.el
+++ b/lisp/emacs-lisp/elp.el
@@ -323,6 +323,8 @@ For example, to instrument all ELP functions, do the following:

    \\[elp-instrument-package] RET elp- RET"
  (interactive "sPrefix of package to instrument: ")
+  (if (zerop (length prefix))
+      (error "Instrumenting all Emacs functions would render Emacs unusable."))
  (elp-instrument-list
   (mapcar
    'intern