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| author |   Jiri Olsa <jolsa@kernel.org> | 2015-12-23 18:58:32 +0100 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-01-06 20:11:13 -0300 |
| commit | c6a5f88f335ec43d2850d62bc4924f719d265670 (patch) | |
| tree | df47921b208b3f73ae8434fa6024cf31e47bc449 | |
| parent | tools build feature: Move dwarf post unwind choice output into perf (diff) | |
| download | linux-dev-c6a5f88f335ec43d2850d62bc4924f719d265670.tar.xz linux-dev-c6a5f88f335ec43d2850d62bc4924f719d265670.zip | |
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>
| -rw-r--r-- | tools/build/Makefile.feature | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/build/Makefile.feature b/tools/build/Makefile.feature index 20753124c8f4..b1b262eb5bea 100644 --- a/tools/build/Makefile.feature +++ b/tools/build/Makefile.feature @@ -122,8 +122,14 @@ define feature_print_text_code MSG = $(shell printf '...%30s: %s' $(1) $(2)) endef +# +# generates feature value assignment for name, like: +# $(call feature_assign,dwarf) == feature-dwarf=1 +# +feature_assign = feature-$(1)=$(feature-$(1)) + FEATURE_DUMP_FILENAME = $(OUTPUT)FEATURE-DUMP$(FEATURE_USER) -FEATURE_DUMP := $(foreach feat,$(FEATURE_DISPLAY),feature-$(feat)($(feature-$(feat)))) +FEATURE_DUMP := $(foreach feat,$(FEATURE_DISPLAY),$(call feature_assign,$(feat))) FEATURE_DUMP_FILE := $(shell touch $(FEATURE_DUMP_FILENAME); cat $(FEATURE_DUMP_FILENAME)) # The $(feature_display) controls the default detection message |