[Emacs-diffs] emacs-26 71192e0 01/10: Don't wait for visible frames to become visible

[Noam Postavsky]

branch: emacs-26
commit 71192e0b7eabadf2eb1fdd7f11cb391bbc34c560
Author: Noam Postavsky <address@hidden>
Commit: Noam Postavsky <address@hidden>

    Don't wait for visible frames to become visible
    
    For discussion, see thread starting at
    https://lists.gnu.org/archive/html/emacs-devel/2018-03/msg00807.html.
    * src/xterm.c (x_make_frame_visible): Check FRAME_VISIBLE_P before
    calling x_wait_for_event.
    
    (cherry picked from commits 2a192e21cf3b04b7f830b4971c1508c611e13a3c
    and 00c1f771f2a51ffa675ec5a07ea330f2605cd302)
---
 src/xterm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/xterm.c b/src/xterm.c
index f6f2079..496effa 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -11548,7 +11548,8 @@ x_make_frame_visible (struct frame *f)
     poll_for_input_1 ();
     poll_suppress_count = old_poll_suppress_count;
 #endif
-    x_wait_for_event (f, MapNotify);
+    if (! FRAME_VISIBLE_P (f))
+      x_wait_for_event (f, MapNotify);
   }
 }