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tools/perf/build: Split out feature check: 'fortify-source' 

Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-wicrcLCy2wkalka7iwsuzgpb@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
hifive-unleashed-5.1
Ingo Molnar 2013-10-07 09:38:28 +02:00
parent c25104452d
commit 1ea6f99efd
3 changed files with 12 additions and 1 deletions
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3
tools/perf/config/Makefile
View File

@ -106,6 +106,7 @@ FEATURE_TESTS = \
stackprotector-all \
stackprotector \
volatile-register-var \
fortify-source \
libnuma
$(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test)))
@ -123,7 +124,7 @@ ifeq ($(feature-volatile-register-var), 1)
endif
ifndef PERF_DEBUG
ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y)
ifeq ($(feature-fortify-source), 1)
CFLAGS += -D_FORTIFY_SOURCE=2
endif
endif

4
tools/perf/config/feature-checks/Makefile
View File

@ -4,6 +4,7 @@ FILES= \
test-stackprotector-all \
test-stackprotector \
test-volatile-register-var \
test-fortify-source \
test-libnuma
CC := $(CC) -MD
@ -26,6 +27,9 @@ test-stackprotector:
test-volatile-register-var:
$(BUILD) -Werror -Wvolatile-register-var
test-fortify-source:
$(BUILD) -O2 -Werror -D_FORTIFY_SOURCE=2
test-libnuma:
$(BUILD) -lnuma

6
tools/perf/config/feature-checks/test-fortify-source.c 100644
View File

@ -0,0 +1,6 @@
#include <stdio.h>
int main(void)
{
return puts("hi");
}