[libvirt] [PATCH] consolidate virXPathNodeSet()

[Daniel Veillard]

On Wed, Oct 21, 2009 at 07:51:45PM +0100, Daniel P. Berrange wrote:
> On Wed, Oct 21, 2009 at 05:24:03PM +0200, Daniel Veillard wrote:
> >   While reviewing Rich last patch I was afraid that virXPathNodeSet()
> > could return -1 when doing an evaluation failure. It is based on
> > xmlXPathEval() from libxml2 whose behaviour is to possibly return NULL
> > on XPath evaluation failure independantly of the kind of failure:
> > 
> >     http://xmlsoft.org/html/libxml-xpath.html#xmlXPathEval
> > 
> >   I suggest to apply this patch to make sure we always return 0
> > unless the returned XPath type is of the wrong type (meaning the
> > query passed didn't evaluate to a node set and code must be fixed)
> 
> ACK

  Okay, pushed !

Daniel

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