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

On 12/01/2011, at 12:39 AM, Richard W.M. Jones wrote: > On Tue, Jan 11, 2011 at 09:21:26PM +0800, Osier Yang wrote: >> So, it means the newer qemu-kvm (of RHEL) doesn't support sdl >> anymore. Didn't send the patch to Red Hat internal list, >> as the patch won't conflict with upstream. >> >> IMHO it's not reasonable that we have "sdl" xml in domain >> config, but no according command line of qemu, and pretend >> everything is fine. >> >> Any good idea? Thanks > > qemu needs to support capabilities ... > > Been discussed with upstream qemu many times and no movement > on it. Is it feasible (or even useful) to create a library or utility called "qemu-capabilities", who's sole purpose is to interrogate a qemu installation and then provide us a list of its capabilities?