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Re: libxl API changes for 4.2 (Was: Re: [Xen-devel] [PATCH] libxl: do no

To: Ian Campbell <Ian.Campbell@xxxxxxxxxxxxx>
Subject: Re: libxl API changes for 4.2 (Was: Re: [Xen-devel] [PATCH] libxl: do not expose libxenctrl/libxenstore headers via libxl.h)
From: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Date: Wed, 13 Apr 2011 12:04:51 +0100
Cc: Christoph Egger <Christoph.Egger@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, Jim Fehlig <jfehlig@xxxxxxxxxx>, Jan Beulich <JBeulich@xxxxxxxxxx>, Stefano
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Ian Campbell writes ("Re: libxl API changes for 4.2 (Was: Re: [Xen-devel] 
[PATCH] libxl: do     not expose libxenctrl/libxenstore headers via libxl.h)"):
> > Any user of libxl should be able to ask for the API version
> > and can have different backends for the different API versions then.
> 
> In an ideal world, sure. I don't think we have the manpower, test
> throughput, etc to implement this sort of scheme for the changes made
> post-4.1. Perhaps once the API stabilizes this will become more
> plausible.

There is already a LIBXL_VERSION #define which could be used for this,
but I agree with Ian that it's probably going to be too hard to make
code which can compile against 4.1 /and/ 4.2.

Ian.

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