[PATCH 05/10] libperf: Add _GNU_SOURCE define to compilation

From: Jiri Olsa
Date: Thu Oct 17 2019 - 06:59:41 EST


Link: http://lkml.kernel.org/n/tip-m7t1e9kgea4jc3piyvjju7ps@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/lib/Makefile | 1 +
tools/perf/lib/tests/Makefile | 2 ++
2 files changed, 3 insertions(+)

diff --git a/tools/perf/lib/Makefile b/tools/perf/lib/Makefile
index 0f233638ef1f..20396f68fcad 100644
--- a/tools/perf/lib/Makefile
+++ b/tools/perf/lib/Makefile
@@ -73,6 +73,7 @@ override CFLAGS += -Werror -Wall
override CFLAGS += -fPIC
override CFLAGS += $(INCLUDES)
override CFLAGS += -fvisibility=hidden
+override CFLAGS += -D_GNU_SOURCE

all:

diff --git a/tools/perf/lib/tests/Makefile b/tools/perf/lib/tests/Makefile
index a43cd08c5c03..78c3d8c83c53 100644
--- a/tools/perf/lib/tests/Makefile
+++ b/tools/perf/lib/tests/Makefile
@@ -12,6 +12,8 @@ else
CFLAGS := -g -Wall
endif

+CFLAGS += -D_GNU_SOURCE
+
all:

include $(srctree)/tools/scripts/Makefile.include
--
2.21.0