Re: [RFC 1/3] kbuild: add support for ensuring headers are self-contained

From: Masahiro Yamada
Date: Sat May 18 2019 - 01:36:44 EST


On Fri, May 17, 2019 at 5:35 PM Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> wrote:
>
> Quoting Jani Nikula (2019-05-16 20:48:16)
> > diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> > index 8a1f64f17740..c2839de06485 100644
> > --- a/scripts/Makefile.lib
> > +++ b/scripts/Makefile.lib
> > @@ -66,6 +66,9 @@ extra-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y))
> > extra-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-))
> > endif
> >
> > +# Test self-contained headers
> > +extra-$(CONFIG_HEADER_TEST) += $(patsubst %.h,%.header_test.o,$(header-test-y))
>
> This didn't get pulled into clean-files.
>
> clean-files-$(CONFIG_HEADER_TEST) += $(patsubst %.h,%.header_test.c,$(header-test-y))
> ?
>
> Not enough. Nor is clean-files-y +=...


The correct syntax is 'clean-files +='
instead of 'clean-files-y +='


If Kbuild supports this in the core Makefiles,
we can add "-o -name '*.header_test.c'"
to the top Makefile.



> And it should also be put into the global gitignore I think.


Documentation/dontdiff too.



> -Chris



--
Best Regards
Masahiro Yamada