gnus-util.el (gnus-emacs-completing-read): Isolate XEmacs stuff

[gnus] / lisp / gnus-util.el

diff --git a/lisp/gnus-util.el b/lisp/gnus-util.el
index 0f0e967..1d2ab2d 100644 (file)
--- a/lisp/gnus-util.el
+++ b/lisp/gnus-util.el
@@ -1558,12 +1558,15 @@ SPEC is a predicate specifier that contains stuff like `or', `and',
   "Call standard `completing-read-function'."
   (let ((completion-styles gnus-completion-styles))
     (completing-read prompt
-                     ;; Old XEmacs (at least 21.4) expect an alist,
-                    ;; in which the car of each element is a string,
-                    ;; for collection.
-                     (mapcar (lambda (elem)
-                              (list (format "%s" (or (car-safe elem) elem))))
-                            collection)
+                    (if (featurep 'xemacs)
+                        ;; Old XEmacs (at least 21.4) expect an alist,
+                        ;; in which the car of each element is a string,
+                        ;; for collection.
+                        (mapcar
+                         (lambda (elem)
+                           (list (format "%s" (or (car-safe elem) elem))))
+                         collection)
+                      collection)
                      nil require-match initial-input history def)))
 
 (autoload 'ido-completing-read "ido")