From ae52943045f4a6b0801da7f4c534d84755f47d9c Mon Sep 17 00:00:00 2001
From: Stefan Lankes <lankes@lfbs.rwth-aachen.de>
Date: Thu, 24 Feb 2011 09:33:02 +0100
Subject: [PATCH] seperate the declaration of the data type spinlock and the
 implementation of a spinlock

---
 include/metalsvm/spinlock.h       |  8 +-----
 include/metalsvm/spinlock_types.h | 41 +++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 7 deletions(-)
 create mode 100644 include/metalsvm/spinlock_types.h

diff --git a/include/metalsvm/spinlock.h b/include/metalsvm/spinlock.h
index eb90ec9c..ae4b44ac 100644
--- a/include/metalsvm/spinlock.h
+++ b/include/metalsvm/spinlock.h
@@ -21,6 +21,7 @@
 #define __SPINLOCK_H__
 
 #include <metalsvm/stddef.h>
+#include <metalsvm/spinlock_types.h>
 #include <metalsvm/tasks_types.h>
 #include <asm/irqflags.h>
 #include <asm/atomic.h>
@@ -29,13 +30,6 @@
 extern "C" {
 #endif
 
-typedef struct spinlock {
-	atomic_int32_t queue, dequeue;
-	tid_t owner;
-} spinlock_t;
-
-#define SPINLOCK_INIT { ATOMIC_INIT(0), ATOMIC_INIT(1), MAX_TASKS }
-
 inline static int spinlock_init(spinlock_t* s) {
 	if (BUILTIN_EXPECT(!s, 0))
 		return -1;
diff --git a/include/metalsvm/spinlock_types.h b/include/metalsvm/spinlock_types.h
new file mode 100644
index 00000000..a7bd82b6
--- /dev/null
+++ b/include/metalsvm/spinlock_types.h
@@ -0,0 +1,41 @@
+/* 
+ * Copyright 2011 Stefan Lankes, Chair for Operating Systems,
+ *                               RWTH Aachen University
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * This file is part of MetalSVM.
+ */
+
+#ifndef __SPINLOCK_TYPES_H__
+#define __SPINLOCK_TYPES_H__
+
+#include <metalsvm/stddef.h>
+#include <asm/atomic.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct spinlock {
+	atomic_int32_t queue, dequeue;
+	tid_t owner;
+} spinlock_t;
+
+#define SPINLOCK_INIT { ATOMIC_INIT(0), ATOMIC_INIT(1), MAX_TASKS }
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif