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-rw-r--r--lisp/cus-start.el11
1 files changed, 10 insertions, 1 deletions
diff --git a/lisp/cus-start.el b/lisp/cus-start.el
index e2cb65c82c4..dd4a67812ca 100644
--- a/lisp/cus-start.el
+++ b/lisp/cus-start.el
@@ -342,6 +342,15 @@ since it could result in memory overflow and make Emacs crash."
(even-window-heights windows boolean)
(next-screen-context-lines windows integer)
(split-height-threshold windows integer)
+ (split-window-preferred-function
+ windows
+ (choice (const :tag "vertically" split-window)
+ ;; FIXME: Add `sensibly' which chooses between
+ ;; vertical or horizontal splits depending on the size
+ ;; and shape of the window.
+ (const :tag "horizontally"
+ (lambda (window)
+ (split-window window nil 'horiz)))))
(window-min-height windows integer)
(window-min-width windows integer)
(scroll-preserve-screen-position
@@ -464,5 +473,5 @@ since it could result in memory overflow and make Emacs crash."
(unless purify-flag
(provide 'cus-start))
-;;; arch-tag: 4502730d-bcb3-4f5e-99a3-a86f2d54af60
+;; arch-tag: 4502730d-bcb3-4f5e-99a3-a86f2d54af60
;;; cus-start.el ends here