Re: Possible build configurations

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Date: Sat, 20 Jan 2024 12:54:38 -0500
> 
> Is it currently possible to have
> 
>     (featurep 'xinput2)
> 
> or
> 
>     (featurep 'x)
> 
> be true at the same time as
> 
>     (or (featurep 'w32-win) (featurep 'ns-win)
>         (featurep 'haiku-win) (featurep 'pgtk-win)
>         (featurep 'android-win))
> 
> ?
> 
> According to my reading of the code, the answer is no: these features
> are all defined in their respective `<GUI>term.c` or `<GUI>fns.c` and
> the current `configure.ac` (and I think current C code) supports only
> a single <GUI> active at the same time.
> 
> Can someone confirm this?

The FOO-win features are provided by the corresponding FOO-win.el
files in lisp/term/, not by FOOterm.c.  So I'm not sure what you are
asking about here.  For example, my rading of the code is that 'x and
'xinput2 _can_ coexist with 'pgtk-win (but not with any other FOO-win,
AFAICT).