RE: [Xen-devel] [PATCH] optionally skip ioemu in tools build

[Adam Heath <doogie@xxxxxxxxxxxxx>]

On Tue, 19 Apr 2005, Ian Pratt wrote:

> > I'm not sure if this has been discussed already, but I think
> > it should be the default to skip building tools/ioemu.
> > Skipping ioemu solves the problems associated with building
> > on machines that do not have X, and saves time for developers
> > who do not need io emulation. Attached patch to
> > tools/Makefile will skip ioemu by default unless the
> > BUILD_IOEMU environment variable is set.
>
> I think my preference would be to do a full build by default, so we get
> alerted to build failures sooner rather than later. I know there aren't
> too many VT-x users right now, but it's going to be an important part of
> Xen in a few months time when the boxes start shipping. It takes 20
> seconds to build ioemu on my machine, so its not really slowing the
> build cycle down very much.
>
> Perhaps we should just have a patch that skips it if the host doesn't
> have X or g++ ?

Er, unless you are linking to features used by those tools, then don't skip
it.  Think cross-compiling, etc.

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