linux-kernel - [PATCH 31/36] libperf: Add _GNU

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Message-Id: <20191007125344.14268-32-jolsa@kernel.org>
Date:   Mon,  7 Oct 2019 14:53:39 +0200
From:   Jiri Olsa <jolsa@...nel.org>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     lkml <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Michael Petlan <mpetlan@...hat.com>
Subject: [PATCH 31/36] libperf: Add _GNU_SOURCE define to compilation

Link: http://lkml.kernel.org/n/tip-m7t1e9kgea4jc3piyvjju7ps@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 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