On Mon, 2015-11-16 at 16:52 +0800, Bamvor Zhang Jian wrote:
> Hi, Michael
> On 11/16/2015 01:16 PM, Michael Ellerman wrote:
> > On Sat, 2015-11-14 at 14:01 +0800, Bamvor Jian Zhang wrote:
> > > User need to provide cap-ng.h and libcap-ng.so for cross compiling
> > > which could be done by pass extra cflags to EXTRA_CLAGS. But other
> > > testcases pass CFLAGS instead.
> > >
> > > Change CLAGS ':=' to CLAGS '+=' to align with others. Delete useless
> > > EXTRA_CLAGS at the same time.
> >
> > Actually I think you can clean this up even more. I don't see any reason it
> > can't use the implicit rule for compilation.
> Yes, and with your comment in 2/3, how about this one:
Yeah that's fine. You have to say ${TEST_FILES} ${TEST_PROGS} twice, but that's
not so bad.
I think it's more common to use $( ) brackets in Makefiles, so I'd prefer you
used that rather than ${ }.
cheers
> diff --git a/tools/testing/selftests/capabilities/Makefile
> b/tools/testing/selftests/capabilities/Makefile
> index 8c8f0c1..de07767 100644
> --- a/tools/testing/selftests/capabilities/Makefile
> +++ b/tools/testing/selftests/capabilities/Makefile
> @@ -1,18 +1,13 @@
> -all:
> -
> -include ../lib.mk
> -
> -.PHONY: all clean
> -
> -TARGETS := validate_cap test_execve
> +TEST_FILES := validate_cap
> TEST_PROGS := test_execve
>
> -CFLAGS := -O2 -g -std=gnu99 -Wall -lcap-ng
> +CFLAGS += -O2 -g -std=gnu99 -Wall
> +LDLIBS += -lcap-ng -lrt -ldl
>
> -all: $(TARGETS)
> +all: ${TEST_PROGS} ${TEST_FILES}
>
> clean:
> - $(RM) $(TARGETS)
> + ${RM} ${TEST_PROGS} ${TEST_FILES}
> +
> +include ../lib.mk
>
> -$(TARGETS): %: %.c
> - $(CC) -o $@ $(CFLAGS) $(EXTRA_CFLAGS) $^ -lrt -ldl
> --
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