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bug#11430: 24.0.96; Customizing `inverse-video' has no effect on session
From: |
Drew Adams |
Subject: |
bug#11430: 24.0.96; Customizing `inverse-video' has no effect on session |
Date: |
Fri, 1 Nov 2019 11:24:07 -0700 (PDT) |
> >> emacs -Q
> >> M-x customize-variable inverse-video
> >> Toggle the value to choose inverse video. Set for current session.
> >>
> >> It has no effect, either on existing frames or on new ones.
> >
> > Hm. Is this a deprecated variable or something? Or is it only used
> on
> > startup? In any case, the doc string should probably mention this,
> > whatever is going on...
>
> Not sure what it is. It seems to be orthogonal to "emacs
> --reverse-video", and has no effect when I try setting it manually in a
> running session, nor when I run "emacs --eval='(setq inverse-video t)'
> -Q -nw".
>
> It was removed from the manual here:
> b4a1a8b278 2010-03-02 Chong Yidong * frames.texi (Mouse Avoidance):
> Mention make-pointer-invisible.
>
> I also found the following:
>
> ./src/ChangeLog.9:
>
> > 2001-10-20 Miles Bader <miles@gnu.org>
> [...]
> > The following changes remove inverse-video support for terminals
> > that use a `magic cookie' standout mode. Due to changes in the
> > way mode-lines are displayed, such support no longer works
> > anyway, and it's probable that almost no one uses such terminals
> > anymore:
> [...]
> > 2001-04-25 Gerd Moellmann <gerd@gnu.org>
> >
> > * faces.el (tty-handle-reverse-video): Don't set inverse-video.
>
> So I have the same question as Lars: is this just some old obsolete
> variable that should be removed?
Why would it be obsolete? Anyway, it's in the C source code still.