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54 lines
2.1 KiB
C
54 lines
2.1 KiB
C
/* Definitions for POSIX memory map interface. Linux/SPARC version.
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Copyright (C) 1997-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _SYS_MMAN_H
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# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
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#endif
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/* The following definitions basically come from the kernel headers.
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But the kernel header is not namespace clean. */
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/* These are Linux-specific. */
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#ifdef __USE_MISC
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# define MAP_GROWSDOWN 0x0200 /* Stack-like segment. */
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# define MAP_DENYWRITE 0x0800 /* ETXTBSY */
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# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */
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# define MAP_LOCKED 0x0100 /* Lock the mapping. */
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# define MAP_NORESERVE 0x0040 /* Don't check for reservations. */
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# define _MAP_NEW 0x80000000 /* Binary compatibility with SunOS. */
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# define MAP_POPULATE 0x8000 /* Populate (prefault) pagetables. */
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# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
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# define MAP_STACK 0x20000 /* Allocation is for a stack. */
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# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
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#endif
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/* Flags for `mlockall'. */
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#define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */
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#define MCL_FUTURE 0x4000 /* Lock all additions to address
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space. */
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#define MCL_ONFAULT 0x8000 /* Lock all pages that are
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faulted in. */
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/* Include generic Linux declarations. */
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#include <bits/mman-linux.h>
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/* Other flags. */
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#ifdef __USE_MISC
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# define MAP_RENAME MAP_ANONYMOUS
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#endif
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