linux-kernel - [PATCH 15/20] perf tools: define _DEFAULT_SOURCE for glibc

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Date:	Wed, 17 Sep 2014 18:24:18 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Chanho Park <chanho61.park@...sung.com>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 15/20] perf tools: define _DEFAULT_SOURCE for glibc_2.20

From: Chanho Park <chanho61.park@...sung.com>

_BSD_SOURCE was deprecated in favour of _DEFAULT_SOURCE since glibc
2.20[1]. To avoid build warning on glibc2.20, _DEFAULT_SOURCE should
also be defined.

[1]: https://sourceware.org/glibc/wiki/Release/2.20

Signed-off-by: Chanho Park <chanho61.park@...sung.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/r/1410487817-13403-1-git-send-email-chanho61.park@samsung.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/util.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 6ad2b5e3d5bb..80bfdaa0e2a4 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -39,6 +39,8 @@
 
 #define _ALL_SOURCE 1
 #define _BSD_SOURCE 1
+/* glibc 2.20 deprecates _BSD_SOURCE in favour of _DEFAULT_SOURCE */
+#define _DEFAULT_SOURCE 1
 #define HAS_BOOL
 
 #include <unistd.h>
-- 
1.9.3

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