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From: Gerd Hoffmann <kraxel@redhat.com>
To: Thomas Huth <thuth@redhat.com>
Cc: libvir-list@redhat.com, smitterl@redhat.com,
	Eric Blake <eblake@redhat.com>,
	qemu-devel@nongnu.org, Markus Armbruster <armbru@redhat.com>
Subject: Re: [RFC QEMU PATCH] ui: Make the DisplayType enum entries conditional
Date: Wed, 9 Jun 2021 13:24:05 +0200	[thread overview]
Message-ID: <20210609112405.pyv62l22g5ympoe4@sirius.home.kraxel.org> (raw)
In-Reply-To: <20210609100240.1285032-1-thuth@redhat.com>

On Wed, Jun 09, 2021 at 12:02:40PM +0200, Thomas Huth wrote:
> Libvirt's "domcapabilities" command has a way to state whether
> certain graphic frontends are available in QEMU or not. Originally,
> libvirt looked at the "--help" output of the QEMU binary to determine
> whether SDL was available or not (by looking for the "-sdl" parameter
> in the help text), but since libvirt stopped doing this analysis of
> the help text, the detection of SDL is currently broken, see:
> 
>  https://bugzilla.redhat.com/show_bug.cgi?id=1790902
> 
> QEMU should provide a way via the QMP interface instead. The simplest
> way, without introducing additional commands, is to make the DisplayType
> enum entries conditional, so that the enum only contains the entries if
> the corresponding CONFIG_xxx switches have been set.

Hmm, that'll break for the "dnf remove qemu-ui-sdl" case ...

take care,
  Gerd



  reply	other threads:[~2021-06-09 11:25 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-09 10:02 [RFC QEMU PATCH] ui: Make the DisplayType enum entries conditional Thomas Huth
2021-06-09 11:24 ` Gerd Hoffmann [this message]
2021-06-09 11:29   ` Daniel P. Berrangé
2021-06-09 11:49     ` Gerd Hoffmann
2021-06-09 11:53       ` Daniel P. Berrangé
2021-06-09 12:01       ` Thomas Huth
2021-06-09 12:50         ` Gerd Hoffmann
2021-06-10  5:01           ` Markus Armbruster
2021-06-10  5:20           ` Thomas Huth
2021-06-09 13:11   ` Markus Armbruster
2021-06-09 13:16 ` Markus Armbruster
2021-06-09 14:36   ` Thomas Huth

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