linux-kernel - [PATCH 1/2] perf: add per-feature check flags

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Date:	Tue,  3 Dec 2013 17:09:45 +0100
From:	Jean Pihet <jean.pihet@...aro.org>
To:	linux-kernel@...r.kernel.org, linaro-kernel@...ts.linaro.org,
	Jiri Olsa <jolsa@...hat.com>, Ingo Molnar <mingo@...nel.org>,
	Arnaldo <acme@...stprotocols.net>,
	Will Deacon <will.deacon@....com>
Cc:	patches@...aro.org, Jean Pihet <jean.pihet@...aro.org>
Subject: [PATCH 1/2] perf: add per-feature check flags

Add CFLAGS and LDFLAGS for each feature to be checked. This allows
to pass flags and parameters to the feature checks compilation.
Also simplifies the feature check makefile, to come in a subsequent patch.

Signed-off-by: Jean Pihet <jean.pihet@...aro.org>
---
 tools/perf/config/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index f7d11a8..c551495 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -102,7 +102,7 @@ endif
 
 feature_check = $(eval $(feature_check_code))
 define feature_check_code
-  feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS)" LDFLAGS="$(LDFLAGS)" LIBUNWIND_LIBS="$(LIBUNWIND_LIBS)" -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
+  feature-$(1) := $(shell $(MAKE) OUTPUT=$(OUTPUT_FEATURES) CFLAGS="$(EXTRA_CFLAGS) $(FEATURE_CHECK_CFLAGS-$(1))" LDFLAGS="$(LDFLAGS) $(FEATURE_CHECK_LDFLAGS-$(1))" LIBUNWIND_LIBS="$(LIBUNWIND_LIBS)" -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
 endef
 
 feature_set = $(eval $(feature_set_code))
-- 
1.7.11.7

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