bug#28591: 27.0.50; xterm-set-window-title

[Mark Oteiza <mvoteiza@udel.edu>]

On 29/09/17 at 07:57am, Mark Oteiza wrote:
> On 29/09/17 at 01:45pm, Eli Zaretskii wrote:
> > > Date: Tue, 26 Sep 2017 00:08:08 -0400
> > > From: Mark Oteiza <mvoteiza@udel.edu>
> > > Cc: 28591@debbugs.gnu.org
> > > 
> > > > > The following lightly tested patch appears to do the right thing here.
> > > > 
> > > > Thanks.  I tried.  But nothing seems to be changed unfortunately.
> > > > When I run `emacs -nw' in the xterm, the title becomes to
> > > > "emacs@hostname" but the original title "xterm" is not pushed to
> > > > the `xterm-window-title-stack' variable.  And the title does not
> > > > come back to "xterm" when I exit or suspend Emacs -nw.
> > > > 
> > > > I tried adding `(error "XXX")' to the `xterm--title-handler'
> > > > function but nothing happens (with no error).  So, the function
> > > > doesn't seem to run by way of `xterm-push-title-stack'.
> > > 
> > > Grr, thanks.  I see what you're seeing in XTerm 330.  I am stumped--not
> > > sure this is possible in Elisp, so I'm inclined to revert.
> > 
> > That'd be too drastic, I think.  The code did work for you, right?  So
> > it definitely works for some configurations out there, and I think we
> > could leave it in Emacs, turned off by default, and allow its optional
> > activation with the proper warning that it might not work for some
> > versions of xterm.
> 
> Everything except foregrounding a client works (I did not test this),
> where the following occurs:

Correction: deleting a frame does not restore the window title as
Katsumi pointed out.

I have a shell hook that sets the window title which I keep
forgetting to disable when testing this