[Emacs-diffs] emacs-26 6dfc778 2/2: Fix fullscreen crash on macOS (bug#28496)

[Alan Third]

branch: emacs-26
commit 6dfc778d54ceb02b135d45300a201ec79edf1af2
Author: Alan Third <address@hidden>
Commit: Alan Third <address@hidden>

    Fix fullscreen crash on macOS (bug#28496)
    
    * lisp/frame.el (toggle-frame-fullscreen): Wait for animation to
    complete on macOS.
---
 lisp/frame.el | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lisp/frame.el b/lisp/frame.el
index e501dae..7b57aa3 100644
--- a/lisp/frame.el
+++ b/lisp/frame.el
@@ -2434,7 +2434,11 @@ See also `toggle-frame-maximized'."
              (set-frame-parameter nil 'fullscreen fullscreen-restore)
            (set-frame-parameter nil 'fullscreen nil)))
       (modify-frame-parameters
-       nil `((fullscreen . fullboth) (fullscreen-restore . ,fullscreen))))))
+       nil `((fullscreen . fullboth) (fullscreen-restore . ,fullscreen))))
+    ;; Manipulating a frame without waiting for the fullscreen
+    ;; animation to complete can cause a crash, or other unexpected
+    ;; behaviour, on macOS (bug#28496).
+    (when (featurep 'cocoa) (sit-for 1))))
 
 ;;;; Key bindings