[LTP] [PATCH] controllers/cpuset_lib: Fix compiler error

[Xiao Yang]

Before glibc 2.19, _DEFAULT_SOURCE wasn't added and led to compiler error.
We replace _BSD_SOURCE, _XOPEN_SOURCE and _DEFAULT_SOURCE with _GNU_SOURCE.

Fixes: 78fb665 ("controllers/cpuset: Fix compiler warning")

Signed-off-by: Xiao Yang <yangx.jy@cn.fujitsu.com>
---
 testcases/kernel/controllers/cpuset/cpuset_lib/libcpuset.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/testcases/kernel/controllers/cpuset/cpuset_lib/libcpuset.c b/testcases/kernel/controllers/cpuset/cpuset_lib/libcpuset.c
index 134a172..172e237 100644
--- a/testcases/kernel/controllers/cpuset/cpuset_lib/libcpuset.c
+++ b/testcases/kernel/controllers/cpuset/cpuset_lib/libcpuset.c
@@ -22,8 +22,7 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  */
 
-#define _XOPEN_SOURCE 500	/* need to see pread() */
-#define _DEFAULT_SOURCE 1	/* need to see syscall() */
+#define _GNU_SOURCE	/* need to see pread() and syscall() */
 #include <unistd.h>
 
 #include <ctype.h>
-- 
1.8.3.1