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- /* Definitions for POSIX memory map interface. Linux/x86_64 version.
- Copyright (C) 2001-2018 Free Software Foundation, Inc.
- 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, see
- <http://www.gnu.org/licenses/>. */
- #ifndef _SYS_MMAN_H
- # error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
- #endif
- /* The following definitions basically come from the kernel headers.
- But the kernel header is not namespace clean. */
- /* Other flags. */
- #ifdef __USE_MISC
- # define MAP_32BIT 0x40 /* Only give out 32-bit addresses. */
- #endif
- /* These are Linux-specific. */
- #ifdef __USE_MISC
- # define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
- # define MAP_DENYWRITE 0x00800 /* ETXTBSY */
- # define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
- # define MAP_LOCKED 0x02000 /* Lock the mapping. */
- # define MAP_NORESERVE 0x04000 /* Don't check for reservations. */
- # define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */
- # define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
- # define MAP_STACK 0x20000 /* Allocation is for a stack. */
- # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
- #endif
- /* Include generic Linux declarations. */
- #include <bits/mman-linux.h>
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