[libvirt] [PATCH] Fix ejecting cdroms with latest qemu syntax

[Daniel P. Berrange]

On Wed, Aug 27, 2008 at 11:48:27AM +0100, Richard W.M. Jones wrote:
> On Mon, Aug 25, 2008 at 01:41:24PM -0400, Cole Robinson wrote:
> > Originally, ejecting a cdrom from a qemu guest entailed
> > passing 'eject cdrom' to the monitor. But since qemu
> > added the -drive option, more than one cdrom can be
> > specified, so just using 'cdrom' isn't explicit enough.
> > 
> > The attached patch updates media change/eject to use
> > the current qemu syntax. The new generated commands
> > look something like "eject ide0-cd1", with the name
> > derived from device target and bus type.
> 
> I'm a bit unclear -- will this break for people using older versions
> of qemu/kvm?

Looks very much like it will. If we're lucky this change in monitor
syntax occurred at the time the -drive command was introduced. In which
case its easy to conditionalize based on the whether that's in use or
not.

Daniel
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