Merge changes between r21563 and r21628 from /fsf/trunk.

git-svn-id: svn://svn.eglibc.org/trunk@21629 7b3dc134-2b1b-0410-93df-9e9f96275f8d

1 files changed, 35 insertions, 0 deletions

diff --git a/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h
new file mode 100644
index 000000000..62c86cb0c
--- /dev/null
+++ b/libc/ports/sysdeps/unix/sysv/linux/aarch64/nptl/bits/semaphore.h
@@ -0,0 +1,35 @@
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
+
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _SEMAPHORE_H
+# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
+#endif
+
+
+#define __SIZEOF_SEM_T	32
+
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED      ((sem_t *) 0)
+
+
+typedef union
+{
+  char __size[__SIZEOF_SEM_T];
+  long int __align;
+} sem_t;