From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755513Ab3JGL6V (ORCPT ); Mon, 7 Oct 2013 07:58:21 -0400 Received: from mail-ea0-f180.google.com ([209.85.215.180]:35844 "EHLO mail-ea0-f180.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755439Ab3JGL6O (ORCPT ); Mon, 7 Oct 2013 07:58:14 -0400 From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Peter Zijlstra , Arnaldo Carvalho de Melo , Namhyung Kim , David Ahern , Jiri Olsa Subject: [PATCH 28/50] tools/perf/build: Split out feature check: 'backtrace' Date: Mon, 7 Oct 2013 13:56:21 +0200 Message-Id: <1381147003-2574-29-git-send-email-mingo@kernel.org> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1381147003-2574-1-git-send-email-mingo@kernel.org> References: <1381147003-2574-1-git-send-email-mingo@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Cc: Arnaldo Carvalho de Melo Cc: Peter Zijlstra Cc: Namhyung Kim Cc: David Ahern Cc: Jiri Olsa Link: http://lkml.kernel.org/n/tip-ihnwe6cvglVkudyvcavP1wql@git.kernel.org Signed-off-by: Ingo Molnar --- tools/perf/config/Makefile | 3 ++- tools/perf/config/feature-checks/Makefile | 4 ++++ tools/perf/config/feature-checks/test-backtrace.c | 10 ++++++++++ 3 files changed, 16 insertions(+), 1 deletion(-) diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 55ce63c..e190f9c 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -123,6 +123,7 @@ FEATURE_TESTS = \ libpython-version \ libbfd \ on-exit \ + backtrace \ libnuma $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test))) @@ -436,7 +437,7 @@ ifndef NO_ON_EXIT endif ifndef NO_BACKTRACE - ifeq ($(call try-cc,$(SOURCE_BACKTRACE),,-DHAVE_BACKTRACE_SUPPORT),y) + ifeq ($(feature-backtrace), 1) CFLAGS += -DHAVE_BACKTRACE_SUPPORT endif endif diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile index 8ec3871..ddc4c33 100644 --- a/tools/perf/config/feature-checks/Makefile +++ b/tools/perf/config/feature-checks/Makefile @@ -21,6 +21,7 @@ FILES= \ test-libpython-version \ test-libbfd \ test-on-exit \ + test-backtrace \ test-libnuma CC := $(CC) -MD @@ -123,6 +124,9 @@ test-strlcpy: test-on-exit: $(BUILD) +test-backtrace: + $(BUILD) + -include *.d */*.d ############################### diff --git a/tools/perf/config/feature-checks/test-backtrace.c b/tools/perf/config/feature-checks/test-backtrace.c new file mode 100644 index 0000000..5b79468 --- /dev/null +++ b/tools/perf/config/feature-checks/test-backtrace.c @@ -0,0 +1,10 @@ +#include +#include + +int main(void) +{ + backtrace(NULL, 0); + backtrace_symbols(NULL, 0); + + return 0; +} -- 1.7.11.7