Re: Fill column indicator functionality

[Eli Zaretskii]

> From: Robert Pluim <address@hidden>
> Cc: Eli Zaretskii <address@hidden>,  address@hidden
> Date: Sat, 06 Apr 2019 12:13:30 +0200
> 
> >>>>> On Fri, 5 Apr 2019 23:15:43 +0200, Ergus <address@hidden> said:
>     >> Btw, there could be a problem when the mode is turned on on a
>     >> GUI frame, where '│' can be displayed OK, and then a TTY frame
>     >> is created in the same session, where that character cannot be
>     >> displayed.  I wonder how to deal with this issue.
> 
>     Ergus> There is also the problem that the user could activate
>     Ergus> display-fill-column-mode and then change the font.
> 
> For both these issues Iʼm tempted to say 'caveat Emacsor'. With
> perhaps a note in the manual if weʼre feeling generous :-)

That's one solution, yes.

> What's the issue with just using '|' (U+7c) unconditionally?

It looks less pretty, at least with my font: the resulting vertical
line is not contiguous.