Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756720Ab3JHKTW (ORCPT ); Tue, 8 Oct 2013 06:19:22 -0400 Received: from mail-ee0-f45.google.com ([74.125.83.45]:43993 "EHLO mail-ee0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755455Ab3JHKMc (ORCPT ); Tue, 8 Oct 2013 06:12:32 -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 29/52] tools/perf/build: Split out feature check: 'backtrace' Date: Tue, 8 Oct 2013 12:10:59 +0200 Message-Id: <1381227082-22039-30-git-send-email-mingo@kernel.org> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1381227082-22039-1-git-send-email-mingo@kernel.org> References: <1381227082-22039-1-git-send-email-mingo@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2294 Lines: 80 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 2d6fcf4..57ec8b6 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -124,6 +124,7 @@ FEATURE_TESTS = \ strlcpy \ libbfd \ on-exit \ + backtrace \ libnuma $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test))) @@ -438,7 +439,7 @@ ifndef NO_ON_EXIT endif ifndef NO_BACKTRACE - ifeq ($(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 20f1b8c..0e4dbc2 100644 --- a/tools/perf/config/feature-checks/Makefile +++ b/tools/perf/config/feature-checks/Makefile @@ -22,6 +22,7 @@ FILES= \ test-strlcpy \ test-libbfd \ test-on-exit \ + test-backtrace \ test-libnuma CC := $(CC) -MD @@ -124,6 +125,9 @@ test-libbfd: 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; +} -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/