[tip:perf/core] perf tools: define _DEFAULT_SOURCE for glibc_2.20

[tip-bot for Chanho Park]

Commit-ID:  512fe365373b9c95a70b4b6357503ee74d27214f
Gitweb:     http://git.kernel.org/tip/512fe365373b9c95a70b4b6357503ee74d27214f
Author:     Chanho Park <chanho61.park@xxxxxxxxxxx>
AuthorDate: Fri, 12 Sep 2014 11:10:17 +0900
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 17 Sep 2014 17:08:10 -0300

perf tools: define _DEFAULT_SOURCE for glibc_2.20

_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@xxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1410487817-13403-1-git-send-email-chanho61.park@xxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 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 6ad2b5e..80bfdaa 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>
--
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