Re: [Xen-devel] [Qemu-devel] [PATCH 2/2] xenstore: Use <xenstore.h>

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Fri, 15 Jun 2012, Juan Quintela wrote:
> Anthony PERARD <anthony.perard@xxxxxxxxxx> wrote:
> > In the next release of Xen (4.2), xs.h became deprecated.
> >
> > Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> > ---
> >  configure       |    2 +-
> >  hw/xen_common.h |    6 +++++-
> >  2 files changed, 6 insertions(+), 2 deletions(-)
> >
> > diff --git a/configure b/configure
> > index c2366ee..e7f66c9 100755
> > --- a/configure
> > +++ b/configure
> > @@ -1382,7 +1382,7 @@ EOF
> >    elif (
> >        cat > $TMPC <<EOF
> >  #include <xenctrl.h>
> > -#include <xs.h>
> > +#include <xenstore.h>
> >  #include <stdint.h>
> >  #include <xen/hvm/hvm_info_table.h>
> >  #if !defined(HVM_MAX_VCPUS)
> > diff --git a/hw/xen_common.h b/hw/xen_common.h
> > index fe7f227..cc99204 100644
> > --- a/hw/xen_common.h
> > +++ b/hw/xen_common.h
> > @@ -7,7 +7,11 @@
> >  #include <inttypes.h>
> >  
> >  #include <xenctrl.h>
> > -#include <xs.h>
> > +#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 420
> > +#  include <xs.h>
> > +#else
> > +#  include <xenstore.h>
> > +#endif
> >  #include <xen/io/xenbus.h>
> >  
> >  #include "hw.h"
> 
> Shouldn't we need the ifdef also in configure?  On my system xenstore.h
> still don't exist.
> 
> (master *)$ rpm -qa xen-devel
> xen-devel-4.1.2-17.fc17.x86_64
> (master *)$ ls /usr/include/xs.h 
> /usr/include/xs.h
> (master *)$ ls /usr/include/xenstore.h
> ls: cannot access /usr/include/xenstore.h: No such file or directory
> (master *)$ 

configure is already testing for a number of specific xen versions,
this patch is only changing the xen-unstable test, but all the other
tests for older xen versions still use xs.h.

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