Re: [Xen-devel] [PATCH v2 2/4] tools: add pkg-config file for libxc

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Thu, Mar 02, 2017 at 01:35:54PM +0100, Juergen Gross wrote:
> On 02/03/17 13:29, Wei Liu wrote:
> > On Thu, Mar 02, 2017 at 06:13:16AM +0100, Juergen Gross wrote:
> >> When configuring the build of qemu the configure script is building
> >> various test programs to determine the exact version of libxencontrol.
> >>
> >> Instead of a try and error approach needing updates for nearly each
> >> new version of Xen just provide xencontrol.pc to be used via
> >> pkg-config.
> >>
> >> In the end we need two different variants of that file: one for the
> >> target system where eventually someone wants to build qemu, and one
> >> for the local system to be used for building qemu as part of the Xen
> >> build process.
> >>
> >> The local variant is created in a dedicated directory in order to be
> >> able to collect more pkg-config files used for building tools there.
> >>
> >> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> > 
> > Please consider writing a follow-up patch to at least move
> > libxenlight.pc and libxlutil.pc there, too. :-)
> 
> I'm planning to do this and more:
> 
> - add *.pc for all other Xen libraries
> - add the library dependencies to the *.pc files
> - use the pkg-config files for the Xen build process in order to get
>   rid of the lib specific variables in tools/Rules.mk
> 
> When this has been done qemu can be switched to use pkg-config files
> from Xen 4.9 on. After this (when Xen is using the enhanced qemu
> version) we can drop passing the CFLAGS and LDFLAGS to qemu's
> configure.
> 

Great! Looking forward to more patches!

> 
> Juergen
> 

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