[libvirt] [v3] qemu: Reject SDL graphic if it's not supported by qemu

[Eric Blake]

On 01/12/2011 07:44 AM, Osier Yang wrote:
> If the emulator doesn't support SDL graphic, we should reject
> the use of SDL graphic xml with error messages, but not ignore
> it silently, and pretend things are fine.
> 
> "-sdl" flag was exposed explicitly by qemu since 0.10.0, more detail:
> http://www.redhat.com/archives/libvir-list/2011-January/msg00442.html
> 
> And we already have capability flag "QEMUD_CMD_FLAG_0_10", which
> could be used to prevent the patch affecting the older versions
> of QEMU.
> 
> * src/qemu/qemu_command.c
> ---

Daniel's ACK from v2 carries forward, and you fixed his nit.  I've now
pushed this.

-- 
Eric Blake   eblake at redhat.com    +1-801-349-2682
Libvirt virtualization library http://libvirt.org

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