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04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
43 lines
1.9 KiB
C
43 lines
1.9 KiB
C
/* Definitions for POSIX memory map interface. Linux/generic version.
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Copyright (C) 1997-2019 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-map-flags-generic.h> directly; include <sys/mman.h> instead."
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#endif
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/* These definitions are appropriate for architectures that, in the
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Linux kernel, either have no uapi/asm/mman.h, or have one that
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includes asm-generic/mman.h without any changes to the values of
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the MAP_* flags defined in that header. */
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#ifdef __USE_MISC
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# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
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# define MAP_DENYWRITE 0x00800 /* ETXTBSY. */
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# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
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# define MAP_LOCKED 0x02000 /* Lock the mapping. */
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# define MAP_NORESERVE 0x04000 /* Don't check for reservations. */
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# define MAP_POPULATE 0x08000 /* 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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# define MAP_SYNC 0x80000 /* Perform synchronous page
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faults for the mapping. */
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# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
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underlying mapping. */
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#endif
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