Re: [PATCH] Display CHECK files like CC files

From: Masahiro Yamada
Date: Fri Jan 04 2019 - 20:22:13 EST


Hi Matthew,

On Thu, Jan 3, 2019 at 12:41 AM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
>
> When building with O= and C=1, this output looks weird:
>
> CC fs/file_table.o
> CHECK ../fs/file_table.c
> CC fs/open.o
> CHECK ../fs/open.c
> CC fs/super.o
> CHECK ../fs/super.c
> CC fs/read_write.o
> CHECK ../fs/read_write.c
>
> Use $@ like CC instead of $< to produce the same output for both CHECK and CC.
>
> Signed-off-by: Matthew Wilcox <willy@xxxxxxxxxxxxx>
>
> diff --git a/scripts/Makefile.build b/scripts/Makefile.build
> index fd03d60f6c5a..f36b03396d9a 100644
> --- a/scripts/Makefile.build
> +++ b/scripts/Makefile.build
> @@ -74,10 +74,10 @@ __build: $(if $(KBUILD_BUILTIN),$(builtin-target) $(lib-target) $(extra-y)) \
>
> # Linus' kernel sanity checking tool
> ifeq ($(KBUILD_CHECKSRC),1)
> - quiet_cmd_checksrc = CHECK $<
> + quiet_cmd_checksrc = CHECK $@
> cmd_checksrc = $(CHECK) $(CHECKFLAGS) $(c_flags) $<
> else ifeq ($(KBUILD_CHECKSRC),2)
> - quiet_cmd_force_checksrc = CHECK $<
> + quiet_cmd_force_checksrc = CHECK $@
> cmd_force_checksrc = $(CHECK) $(CHECKFLAGS) $(c_flags) $<
> endif


IMHO, $@ is also a bit weird
since Sparse does not produce objects at all.


What I can suggest is like follows:

quiet_cmd_checksrc = CHECK $(patsubst $(srctree)/%,%,$<)



--
Best Regards
Masahiro Yamada