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bug#17893: 24.4.50; (error "Marker does not point anywhere")
From: |
Eli Zaretskii |
Subject: |
bug#17893: 24.4.50; (error "Marker does not point anywhere") |
Date: |
Sat, 25 Nov 2017 18:06:46 +0200 |
> Date: Sat, 25 Nov 2017 15:13:08 +0100
> From: charles@aurox.ch (Charles A. Roelli)
> CC: monnier@IRO.UMontreal.CA, 17893@debbugs.gnu.org
>
> > > To solve the problem more generally, maybe clone-buffer could look for
> > > local variables with a non-nil symbol property (called, say,
> > > `clone-buffer-update-function'), the value of which would be a
> > > function that updates the "cloned" variable properly.
> >
> > This is not different from running a clone-buffer-update-function: it
> > again lets modes take care of the variables thy know about which need
> > special handling at clone time. My problem with that is that I don't
> > believe this is a complete solution.
>
> Can you say what you think is missing?
What is missing is a way of methodically walking all the markers
reachable from the cloned buffer's local variables, and changing each
marker to point to the cloned buffer instead of the parent buffer.
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), (continued)
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Andreas Schwab, 2017/11/20
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Charles A. Roelli, 2017/11/20
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Eli Zaretskii, 2017/11/20
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Charles A. Roelli, 2017/11/24
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Eli Zaretskii, 2017/11/24
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Charles A. Roelli, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"),
Eli Zaretskii <=
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Stefan Monnier, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Eli Zaretskii, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Andreas Schwab, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Eli Zaretskii, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Andreas Schwab, 2017/11/25
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), martin rudalics, 2017/11/26
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Eli Zaretskii, 2017/11/26
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), martin rudalics, 2017/11/27
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), Andreas Schwab, 2017/11/27
- bug#17893: 24.4.50; (error "Marker does not point anywhere"), martin rudalics, 2017/11/27