tools/perf/build: Pass through LDFLAGS to feature tests
David Ahern reported that when passing in LDFLAGS=-static then the feature checks still succeed - causing build failures down the line because the static libraries are missing. Solve this by passing through LDFLAGS to the feature-check Makefile. Reported-by: David Ahern <dsahern@gmail.com> Tested-by: David Ahern <dsahern@gmail.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/20131007155129.GA1066@gmail.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
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@ -95,7 +95,7 @@ endif
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feature_check = $(eval $(feature_check_code))
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define feature_check_code
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feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
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feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) LDFLAGS=$(LDFLAGS) -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
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endef
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feature_set = $(eval $(feature_set_code))
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@ -173,7 +173,7 @@ ifeq ($(feature-all), 1)
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#
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$(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_set,$(feat)))
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else
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$(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) -i -j -C config/feature-checks $(CORE_FEATURE_TESTS) >/dev/null 2>&1)
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$(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) LDFLAGS=$(LDFLAGS) -i -j -C config/feature-checks $(CORE_FEATURE_TESTS) >/dev/null 2>&1)
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$(foreach feat,$(CORE_FEATURE_TESTS),$(call feature_check,$(feat)))
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endif
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@ -32,7 +32,7 @@ CC := $(CC) -MD
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all: $(FILES)
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BUILD = $(CC) -o $(OUTPUT)$@ $@.c
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BUILD = $(CC) $(LDFLAGS) -o $(OUTPUT)$@ $@.c
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###############################
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