Added an arch_get_caller() function that returns the caller of the calling function :-)

Minor cleanup.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12810 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/arch/debug.h

@@ -1,11 +1,29 @@
 /*
-** Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
-** Distributed under the terms of the NewOS License.
-*/
+ * Copyright 2005, Axel Dörfler, [email protected].
+ * Distributed under the terms of the MIT License.
+ *
+ * Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
+ * Distributed under the terms of the NewOS License.
+ */
 #ifndef _KERNEL_ARCH_DEBUG_H
 #define _KERNEL_ARCH_DEBUG_H
 
-int arch_dbg_init(kernel_args *ka);
+
+#include <SupportDefs.h>
+
+struct kernel_args;
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+status_t arch_dbg_init(kernel_args *args);
+void *arch_get_caller(void);
 void arch_dbg_save_registers(int *);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif	/* _KERNEL_ARCH_DEBUG_H */