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SubjectRe: [PATCH v3 02/17] tools build: Fix feature Makefile dependencies for 'O='
On Mon, Dec 14, 2015 at 11:08:51AM +0100, Jiri Olsa wrote:
> On Sun, Dec 13, 2015 at 10:18:02PM -0600, Josh Poimboeuf wrote:
> > Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
> > ---
> > tools/build/Makefile.feature | 2 +-
> > tools/build/feature/Makefile | 95 ++++++++++++++++++++++----------------------
> > 2 files changed, 49 insertions(+), 48 deletions(-)
> >
> > diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature
> > index b8c31ec..6c0519d 100644
> > --- a/tools/build/Makefile.feature
> > +++ b/tools/build/Makefile.feature
> > @@ -7,7 +7,7 @@ endif
> >
> > feature_check = $(eval $(feature_check_code))
> > define feature_check_code
> > - feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS) $(FEATURE_CHECK_CFLAGS-$(1))" LDFLAGS="$(LDFLAGS) $(FEATURE_CHECK_LDFLAGS-$(1))" -C $(feature_dir) test-$1.bin >/dev/null 2>/dev/null && echo 1 || echo 0)
> > + feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS) $(FEATURE_CHECK_CFLAGS-$(1))" LDFLAGS="$(LDFLAGS) $(FEATURE_CHECK_LDFLAGS-$(1))" -C $(feature_dir) $(OUTPUT_FEATURES)test-$1.bin >/dev/null 2>/dev/null && echo 1 || echo 0)
> > endef
> >
> > feature_set = $(eval $(feature_set_code))
> > diff --git a/tools/build/feature/Makefile b/tools/build/feature/Makefile
> > index cea04ce9..8fec49d 100644
> > --- a/tools/build/feature/Makefile
> > +++ b/tools/build/feature/Makefile
> > @@ -1,4 +1,3 @@
> > -
> > FILES= \
> > test-all.bin \
> > test-backtrace.bin \
> > @@ -38,38 +37,40 @@ FILES= \
> > test-bpf.bin \
> > test-get_cpuid.bin
> >
> > +OUTPUT_FILES = $(addprefix $(OUTPUT),$(FILES))
>
> seems there's no need to introduce new variable, you could use FILES:
>
> FILES := $(addprefix $(OUTPUT),$(FILES))

Sure, will do that.

--
Josh


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