tools build feature: Introduce feature_assign macro
The feature_assign macro generates feature value assignment for name, like: $(call feature_assign,dwarf) == feature-dwarf=1 This will be used more in following patches. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Wang Nan <wangnan0@huawei.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Zefan Li <lizefan@huawei.com> Cc: pi3orama <pi3orama@163.com> Link: http://lkml.kernel.org/r/1450893514-9158-4-git-send-email-jolsa@kernel.org [ Rename it to feature_assign, the original shorter name was misleading, to say the least ;-) ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -122,8 +122,14 @@ define feature_print_text_code
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MSG = $(shell printf '...%30s: %s' $(1) $(2))
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endef
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#
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# generates feature value assignment for name, like:
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# $(call feature_assign,dwarf) == feature-dwarf=1
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#
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feature_assign = feature-$(1)=$(feature-$(1))
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FEATURE_DUMP_FILENAME = $(OUTPUT)FEATURE-DUMP$(FEATURE_USER)
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FEATURE_DUMP := $(foreach feat,$(FEATURE_DISPLAY),feature-$(feat)($(feature-$(feat))))
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FEATURE_DUMP := $(foreach feat,$(FEATURE_DISPLAY),$(call feature_assign,$(feat)))
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FEATURE_DUMP_FILE := $(shell touch $(FEATURE_DUMP_FILENAME); cat $(FEATURE_DUMP_FILENAME))
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# The $(feature_display) controls the default detection message
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