summaryrefslogtreecommitdiff
path: root/ports/sysdeps/unix/bsd/ultrix4/bits/mman.h
diff options
context:
space:
mode:
authorgcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2006-08-17 01:30:22 +0000
committergcc <gcc@7b3dc134-2b1b-0410-93df-9e9f96275f8d>2006-08-17 01:30:22 +0000
commitd5eb8bbe5f32d1af4db8b731c3bf290217fcb18e (patch)
tree7cef18fec81193830f7bff57599d11d34dc565bf /ports/sysdeps/unix/bsd/ultrix4/bits/mman.h
parent976b1f28a501872989e39e2db5cbe16ee7c4548e (diff)
Import glibc-ports-2.3 for 2006-08-16eglibc-2_3@52
git-svn-id: svn://svn.eglibc.org/fsf/glibc-2_3-branch@12 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'ports/sysdeps/unix/bsd/ultrix4/bits/mman.h')
-rw-r--r--ports/sysdeps/unix/bsd/ultrix4/bits/mman.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/bsd/ultrix4/bits/mman.h b/ports/sysdeps/unix/bsd/ultrix4/bits/mman.h
new file mode 100644
index 000000000..918b53563
--- /dev/null
+++ b/ports/sysdeps/unix/bsd/ultrix4/bits/mman.h
@@ -0,0 +1,51 @@
+/* Definitions for BSD-style memory management. Ultrix 4 version.
+ Copyright (C) 1994, 1995, 1996, 1997, 1998 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, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _BITS_MMAN_H
+#define _BITS_MMAN_H 1
+
+/* Protections are chosen from these bits, OR'd together. The
+ implementation does not necessarily support PROT_EXEC or PROT_WRITE
+ without PROT_READ. The only guarantees are that no writing will be
+ allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
+
+#define PROT_NONE 0x00 /* No access. */
+#define PROT_READ 0x01 /* Pages can be read. */
+#define PROT_WRITE 0x02 /* Pages can be written. */
+#define PROT_EXEC 0x04 /* Pages can be executed. */
+/* Sharing types (must choose one and only one of these). */
+#define MAP_SHARED 0x01 /* Share changes. */
+#define MAP_PRIVATE 0x02 /* Changes private; copy pages on write. */
+#ifdef __USE_BSD
+# define MAP_TYPE 0x0f /* Mask for sharing type. */
+#endif
+
+/* Other flags. */
+#define MAP_FIXED 0x10 /* Map address must be exactly as requested. */
+
+/* Advice to `madvise'. */
+#ifdef __USE_BSD
+# define MADV_NORMAL 0 /* No further special treatment. */
+# define MADV_RANDOM 1 /* Expect random page references. */
+# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
+# define MADV_WILLNEED 3 /* Will need these pages. */
+# define MADV_DONTNEED 4 /* Don't need these pages. */
+#endif
+
+#endif /* bits/mman.h */