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[Emacs-diffs] emacs-25 06495c9: Fix rare problems with echo-area display
From: |
Eli Zaretskii |
Subject: |
[Emacs-diffs] emacs-25 06495c9: Fix rare problems with echo-area display and multiple frames |
Date: |
Tue, 29 Mar 2016 17:40:18 +0000 |
branch: emacs-25
commit 06495c96ae0f5a0fa1d56f47750624138f80cb94
Author: Eli Zaretskii <address@hidden>
Commit: Eli Zaretskii <address@hidden>
Fix rare problems with echo-area display and multiple frames
* src/xdisp.c (redisplay_window): Bind inhibit-redisplay non-nil
around the call to x_consider_frame_title, to prevent
resize_mini_window from undoing echo-area display. (Bug#23124)
---
src/xdisp.c | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/src/xdisp.c b/src/xdisp.c
index d701306..5be94f0 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -17082,7 +17082,16 @@ redisplay_window (Lisp_Object window, bool
just_this_one_p)
ignore_mouse_drag_p = true;
#endif
}
+ ptrdiff_t count1 = SPECPDL_INDEX ();
+ /* x_consider_frame_title calls select-frame, which calls
+ resize_mini_window, which could resize the mini-window and by
+ that undo the effect of this redisplay cycle wrt minibuffer
+ and echo-area display. Binding inhibit-redisplay to t makes
+ the call to resize_mini_window a no-op, thus avoiding the
+ adverse side effects. */
+ specbind (Qinhibit_redisplay, Qt);
x_consider_frame_title (w->frame);
+ unbind_to (count1, Qnil);
#endif
}
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