From: Po Lu <luangruo@yahoo.com>
Date: Thu, 19 May 2022 09:36:24 +0000 (+0800)
Subject: Fix tooltip buffer flipping inside popup menus
X-Git-Tag: emacs-29.0.90~1910^2~587
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=0a4d9f26ee9b24ecf0a8b1fb14d4b4bab5daa3ae;p=emacs.git

Fix tooltip buffer flipping inside popup menus

* src/xterm.c (x_flip_and_flush): Don't ignore if
`inhibit-redisplay' but F is a tooltip frame.  (bug#55519)
---

diff --git a/src/xterm.c b/src/xterm.c
index 48329a2fcaa..db3f41e688b 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -5621,7 +5621,10 @@ x_flip_and_flush (struct frame *f)
   /* Flipping buffers requires a working connection to the X server,
      which isn't always present if `inhibit-redisplay' is t, since
      this can be called from the IO error handler.  */
-  if (!NILP (Vinhibit_redisplay))
+  if (!NILP (Vinhibit_redisplay)
+      /* This has to work for tooltip frames, however, and redisplay
+	 cannot happen when they are being flushed anyway.  (bug#55519) */
+      && !FRAME_TOOLTIP_P (f))
     return;
 
   block_input ();