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SubjectRe: [PATCH 2/7] kbuild: Add P= command line flag to run checkpatch
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On Mon, 2017-11-20 at 21:08 +0100, Luc Van Oostenryck wrote:
> On Mon, Nov 20, 2017 at 12:48:35PM -0700, Jim Davis wrote:
> >
> > I'd be nice if people could just specify CHECK and CHECKFLAGS to run
> > their favorite checker, but currently CHECKFLAGS seems hardwired for
> > running sparse. So something liike
> >
> > make C=1 CHECK="scripts/checkpatch.pl" CHECKFLAGS="--quiet --file"
> >
> > fails when checkpatch is passed lots of arguments like -D__linux__
> > -Dlinux -D__STDC__ . A little shell wrapper to grab the last argument
> > in that long list is a workaround, but perhaps CHECKFLAGS should be
> > made less sparse-specific?
>
> It should be noted though that CHECKFLAGS contains very very few
> sparse specific things. It's mainly flags for the compiler
> coming from KBUILD_CFLAGS (which of course, sparse needs to
> do its job properly).

Yes, and we would want some arguments passed to checkpatch by default as well.

A wrapper script (which by the way was what I started this with..)
could of course solve this and other issues such as the ability
to run multiple checkers, but I am not convinced that that would be
less ugly?

Thanks,
Knut

>
> -- Luc Van Oostenryck

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