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authorTom Levy <tomlevy93@gmail.com>2021-11-09 12:05:28 +0000
committerLars Ingebrigtsen <larsi@gnus.org>2021-11-10 01:12:47 +0100
commit315d550bf7ff9444bec98e8b44c4fd2bf12b492c (patch)
tree8ba5e3d81fc103c7684338662a853960bff08954
parent912ae5de928a5042a8ac77b80d743a6d8f7ed1e8 (diff)
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Allow 'undo-redo' to be called from Lisp without repeat count
* lisp/simple.el (undo-redo): Default arg to 1 to avoid error when called from Lisp without args (bug#51718). Copyright-paperwork-exempt: yes
-rw-r--r--lisp/simple.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/lisp/simple.el b/lisp/simple.el
index 82e373be9e6..ad6d28cb14d 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -3114,7 +3114,7 @@ Interactively, ARG is the prefix numeric argument and defaults to 1."
(let ((undo-in-progress t))
(while (and (consp ul) (eq (car ul) nil))
(setq ul (cdr ul)))
- (primitive-undo arg ul)))
+ (primitive-undo (or arg 1) ul)))
(new-pul (undo--last-change-was-undo-p new-ul)))
(message "Redo%s" (if undo-in-region " in region" ""))
(setq this-command 'undo)