Re: [Qemu-devel] [PATCH] chardev: add vte chardev

[Anthony Liguori <aliguori@us.ibm.com>]

Gerd Hoffmann <kraxel@redhat.com> writes:

> On 03/13/13 13:29, Anthony Liguori wrote:
>> Gerd Hoffmann <kraxel@redhat.com> writes:
>> 
>>> Kill the dirty hack which hooks gtk vte initialization into the
>>> qemu consoles subsystem.  The vte terminals are not related to qemu
>>> consoles at all.  This simply doesn't belong there and it stands in
>>> the way when cleaning up the qemu consoles subsystem.  So fix it
>>> up, quickly, before it sneaks into a release.
>> 
>> 
>> My only concern is that if someone had a command line like:
>> 
>> qemu -serial stdio -monitor vc
>> 
>> It now breaks with your series.
>
> Yes.  I'm not worried.  The switch to gtk is a pretty big one anyway
> with a bunch of user interface changes.  If we want avoid surprises for
> the user at any cost we must not make gtk the default ui.
>
> Also:  Once I'm done with the console cleanup it will be easy to make
> 'vc' actually work with gtk.

Please no.  'vc' needs to die.  I don't want anyone using it...

>> 'vc' is a graphical chardev and it should be up to what UI layer to
>> decide how to express it
>
> No.
>
> 'vc' is a DisplaySurface filled by the qemu terminal emulation.  It's
> generic and works with any UI.

QEMU shouldn't be in the terminal emulation business.

> 'vte' is a chardev data stream linked up to the gtk vte widget.
> Obviously works with gtk only.
>
>> What's the issue your having with console cleanup?
>
> It just doesn't fit into the QemuConsoles at all, and with multiple UI's
> active (such as gtk+vnc at the same time) it doesn't make sense any
> more.

Okay, that makes a bit more sense.

>
> cheers,
>   Gerd