From: Eli Zaretskii <eliz@gnu.org>
Date: Sat, 10 Feb 2024 09:04:22 +0000 (+0200)
Subject: Avoid errors in winner.el's 'post-command-hook'
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=82e4f12b720b92b58ce582010a1b5790d94bedb3;p=emacs.git

Avoid errors in winner.el's 'post-command-hook'

* lisp/winner.el (winner-save-old-configurations): Don't save
configuration of dead frames.  (Bug#68977)

(cherry picked from commit 20f7a022f817eaed5f6889d9a892c22fc46f0d2f)
---

diff --git a/lisp/winner.el b/lisp/winner.el
index 2aa59a86b25..19641a05bfc 100644
--- a/lisp/winner.el
+++ b/lisp/winner.el
@@ -178,7 +178,8 @@ You may want to include buffer names such as *Help*, *Apropos*,
       (setq winner-last-frames nil)
       (setq winner-last-command this-command))
     (dolist (frame winner-modified-list)
-      (winner-insert-if-new frame))
+      (if (frame-live-p frame)
+          (winner-insert-if-new frame)))
     (setq winner-modified-list nil)
     (winner-remember)))