Re: [Qemu-devel] [PATCH v3] qapi: Reduce Makefile boilerplate

["Daniel P. Berrangé" <berrange@redhat.com>]

On Fri, Nov 16, 2018 at 02:00:16PM -0600, Eric Blake wrote:
> Adding a new qapi module had some rather tedious repetition to
> wire it into Makefile, Makefile.objs, and .gitignore (for example,
> see commit bf42508f and its followup b61acdec). For make, add some
> indirection by taking advantage of GNU Make string processing to
> expand a list of module names into all the required artifacts, so
> that future additions of a new module need only touch the list of
> module names.  And for gitignore, use globs to cover all generated
> file names.
> 
> The list has to live in Makefile.objs, due to the way that
> our unnest-vars macro slirps in that file without remembering
> any definition of $(QAPI_MODULES) from Makefile.
> 
> Signed-off-by: Eric Blake <eblake@redhat.com>
> 
> ---
> v3: also tweak .gitignore [Dan]
> v2: also condense Makefile.objs, prefer $(FOO:%=a%b) over
> $(patsubst %,a%b,$(FOO))
> ---
>  Makefile      | 192 ++++++--------------------------------------------
>  Makefile.objs |  75 ++------------------
>  .gitignore    |  72 ++-----------------
>  3 files changed, 34 insertions(+), 305 deletions(-)

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>


Regards,
Daniel
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