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bug#36861: 27.0.50; display-fill-column-indicator-mode in log-edit-mode


From: Eli Zaretskii
Subject: bug#36861: 27.0.50; display-fill-column-indicator-mode in log-edit-mode
Date: Tue, 06 Aug 2019 21:26:22 +0300

> Date: Tue, 6 Aug 2019 19:51:46 +0200
> From: Ergus <address@hidden>
> Cc: address@hidden, address@hidden
> 
> >I don't think I understand the problem.  Why doesn't just setting the
> >characters and the mode variable work as expected?  AFAIU, one needs
> >to call the mode function only if one wants Emacs to deduce the
> >indicator character automatically.
> 
> Hi:
> 
> It should work as you say. But the default value for
> display-fill-column-indicator-character is nil until the mode function
> is executed (at least once).
> 
> I think that what they want is display-fill-column-indicator-character
> to be non-nil without initialization; which we cannot set without some
> checks.

Why can't we set display-fill-column-indicator-character to ?| by
default?  Invoking the mode function will still do its job, but at
least people who want to just set the variable will have a functional
feature.  Am I missing something?





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