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authorPasha <pasha@member.fsf.org>2024-02-20 18:49:50 +0000
committerPasha <pasha@member.fsf.org>2024-02-20 18:49:50 +0000
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treee3f16b1aa8b7177032ce3ec429fbad2b1d92a876 /include/mach/vm_inherit.h
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+/*
+ * Mach Operating System
+ * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
+ * All Rights Reserved.
+ *
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ *
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * Carnegie Mellon requests users of this software to return to
+ *
+ * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
+ * School of Computer Science
+ * Carnegie Mellon University
+ * Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie Mellon
+ * the rights to redistribute these changes.
+ */
+/*
+ * File: mach/vm_inherit.h
+ * Author: Avadis Tevanian, Jr., Michael Wayne Young
+ *
+ * Virtual memory map inheritance definitions.
+ *
+ */
+
+#ifndef _MACH_VM_INHERIT_H_
+#define _MACH_VM_INHERIT_H_
+
+/*
+ * Types defined:
+ *
+ * vm_inherit_t inheritance codes.
+ */
+
+typedef int vm_inherit_t; /* might want to change this */
+
+/*
+ * Enumeration of valid values for vm_inherit_t.
+ */
+
+#define VM_INHERIT_SHARE ((vm_inherit_t) 0) /* share with child */
+#define VM_INHERIT_COPY ((vm_inherit_t) 1) /* copy into child */
+#define VM_INHERIT_NONE ((vm_inherit_t) 2) /* absent from child */
+
+#define VM_INHERIT_DEFAULT VM_INHERIT_COPY
+
+#endif /* _MACH_VM_INHERIT_H_ */