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bug#19576: write-file writes the wrong buffer
From: |
Alan Mackenzie |
Subject: |
bug#19576: write-file writes the wrong buffer |
Date: |
Mon, 23 Nov 2015 18:28:48 +0000 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
Hello, Eli and Martin.
On Mon, Nov 23, 2015 at 08:21:14PM +0200, Eli Zaretskii wrote:
> > Date: Sun, 22 Nov 2015 18:46:19 +0100
> > From: martin rudalics <rudalics@gmx.at>
> > CC: acm@muc.de, 19576@debbugs.gnu.org, andlind@gmail.com,
> > juri@linkov.net
> >
> > > I couldn't think of any situation that would cause that. It would
> > > require a resize of windows outside redisplay that would also cause
> > > redisplay to decide that the mini-window needs to be resized. If you
> > > can come up with a recipe for this, we should indeed remove the "just
> > > once" promise.
> >
> > A silly example with emacs -Q is
> >
> > (defvar fun 0)
> >
> > (defun fun (frame)
> > "..."
> > (message "\n%s\n" (setq fun (1+ fun))) (ding))
> >
> > (add-hook 'window-size-change-functions 'fun)
> >
> > This gets me complete erratic behavior when moving point.
> Maybe I'm blind, but I don't see anything erratic.
> > Another example is
> >
> > (defvar fun 0)
> >
> > (defun fun (frame)
> > "..."
> > (message "%s" (setq fun (1+ fun))) (ding))
> >
> > (add-hook 'window-size-change-functions 'fun)
> >
> > (progn
> > (tool-bar-mode -1)
> > (sit-for 1)
> > (tool-bar-mode 1))
> >
> > With my patch for bug#21975 this runs ‘fun’ twice when the tool-bar is
> > reenabled. Likely due to my calculations of the real tool bar height.
> I see that, but does that mean we should remove the "once only"
> promise?
Or, alternatively, perhaps reconsider my proposed patch from a few days
ago which has w-s-c-functions run at most once for any redisplay
operation.
--
Alan Mackenzie (Nuremberg, Germany).
- bug#19576: write-file writes the wrong buffer, (continued)
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/21
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/21
- bug#19576: write-file writes the wrong buffer, Anders Lindgren, 2015/11/21
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/22
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/22
- bug#21333: bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/21
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/22
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/22
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/22
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/23
- bug#19576: write-file writes the wrong buffer,
Alan Mackenzie <=
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/24
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/24
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/28
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/28
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/30
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/30
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/30
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/19
- bug#19576: write-file writes the wrong buffer, Eli Zaretskii, 2015/11/19
- bug#19576: write-file writes the wrong buffer, martin rudalics, 2015/11/20