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32 lines
1.3 KiB
C
32 lines
1.3 KiB
C
/* System-specific extensions of <sys/mman.h>, Hurd version.
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Copyright (C) 2022-2024 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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<https://www.gnu.org/licenses/>. */
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#ifndef _SYS_MMAN_H
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# error "Never include <bits/mman_ext.h> directly; use <sys/mman.h> instead."
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#endif
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#ifdef __USE_GNU
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# define SHM_ANON ((const char *) 1)
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# define MAP_32BIT 0x1000 /* Map in the lower 2 GB. */
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# define MAP_EXCL 0x4000 /* With MAP_FIXED, don't replace existing mappings. */
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# define MAP_TRYFIXED (MAP_FIXED | MAP_EXCL) /* BSD name. */
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# define MAP_FIXED_NOREPLACE (MAP_FIXED | MAP_EXCL) /* Linux name. */
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#endif /* __USE_GNU */
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