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Subject[tip:perf/core] tools/perf/build: Fix detection of non-core features
Commit-ID:  5febff0066b8111785d58903b54d414e9ec6a3d0
Gitweb: http://git.kernel.org/tip/5febff0066b8111785d58903b54d414e9ec6a3d0
Author: David Ahern <dsahern@gmail.com>
AuthorDate: Tue, 29 Oct 2013 10:43:15 -0600
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Tue, 5 Nov 2013 10:08:03 -0300

tools/perf/build: Fix detection of non-core features

feature_check needs to be invoked through call, and LDFLAGS may not be
set so quotes are needed.

Thanks to Jiri for spotting the quotes around LDFLAGS; that one was
driving me nuts with the upcoming timerfd feature detection.

Signed-off-by: David Ahern <dsahern@gmail.com>
Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Tested-by: Jiri Olsa <jolsa@redhat.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1383064996-20933-1-git-send-email-dsahern@gmail.com
[ Fixed conflict with 8a0c4c2843d3 ("perf tools: Fix libunwind build and feature detection for 32-bit build") ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/config/Makefile | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index be8bb9a..58b2d37 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -98,7 +98,7 @@ 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="$(EXTRA_CFLAGS)" LDFLAGS="$(LDFLAGS)" LIBUNWIND_LIBS="$(LIBUNWIND_LIBS)" -C config/feature-checks test-$1 >/dev/null 2>/dev/null && echo 1 || echo 0)
endef

feature_set = $(eval $(feature_set_code))
@@ -235,7 +235,7 @@ CFLAGS += -I$(LIB_INCLUDE)
CFLAGS += -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE

ifndef NO_BIONIC
- $(feature_check,bionic)
+ $(call feature_check,bionic)
ifeq ($(feature-bionic), 1)
BIONIC := 1
EXTLIBS := $(filter-out -lrt,$(EXTLIBS))
@@ -479,15 +479,15 @@ else
CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT
else
ifneq ($(feature-libbfd), 1)
- $(feature_check,liberty)
+ $(call feature_check,liberty)
ifeq ($(feature-liberty), 1)
EXTLIBS += -lbfd -liberty
else
- $(feature_check,liberty-z)
+ $(call feature_check,liberty-z)
ifeq ($(feature-liberty-z), 1)
EXTLIBS += -lbfd -liberty -lz
else
- $(feature_check,cplus-demangle)
+ $(call feature_check,cplus-demangle)
ifeq ($(feature-cplus-demangle), 1)
EXTLIBS += -liberty
CFLAGS += -DHAVE_CPLUS_DEMANGLE_SUPPORT

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