1 files changed, 27 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/initspin.h b/libc/sysdeps/linux/common/bits/initspin.h
new file mode 100644
index 000000000..257fed3c5
--- /dev/null
+++ b/libc/sysdeps/linux/common/bits/initspin.h
@@ -0,0 +1,27 @@
+/* Generic definitions for spinlock initializers.
+   Copyright (C) 2000, 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* Initial value of a spinlock.  Most platforms should use zero,
+   unless they only implement a "test and clear" operation instead of
+   the usual "test and set". */
+#define __ATOMIC_LOCK_INIT  0
+
+/* Macros for lock initializers, using the above definition. */
+#define __LOCK_INITIALIZER { 0, 0 }
+#define __ATOMIC_INITIALIZER { 0, 0 }