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Re: [XEN PATCH v7 29/51] build: add an other explicite rules to not build $(XEN_ROOT)/.config
- To: Anthony PERARD <anthony.perard@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 11 Oct 2021 16:29:34 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Ian Jackson <iwj@xxxxxxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 11 Oct 2021 14:29:49 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 24.08.2021 12:50, Anthony PERARD wrote:
> GNU Make will try to rebuild every Makefile included with the
> "include" directive, so everytime Config.mk is used, make will try to
> build ".config". This would normally not be an issue, unless we happen
> to have a rules which match. This is the case with Kconfig in xen/.
>
> While we had a workaround in "xen/Makefile", this ".config" files
> becomes an issue again in "xen/tools/kconfig/Makefile". It has a
> target "%.config".
"we had" sounds like we don't have such anymore, but I don't think I've
seen it go away. I'm also not convinced working around an isolated issue
in xen/tools/kconfig/Makefile is appropriate to be done by adding stuff
to Rules.mk.
Jan
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