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f4017d20 | 1 | /* Definitions for POSIX memory map interface. Linux/SPARC version. |
d4697bc9 | 2 | Copyright (C) 1997-2014 Free Software Foundation, Inc. |
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3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
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6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
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9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
0413b54c | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
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16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
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18 | |
19 | #ifndef _SYS_MMAN_H | |
f4017d20 | 20 | # error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." |
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21 | #endif |
22 | ||
23 | /* The following definitions basically come from the kernel headers. | |
24 | But the kernel header is not namespace clean. */ | |
25 | ||
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26 | |
27 | /* These are Linux-specific. */ | |
28 | #ifdef __USE_MISC | |
0866e1cb | 29 | # define MAP_GROWSDOWN 0x0200 /* Stack-like segment. */ |
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30 | # define MAP_DENYWRITE 0x0800 /* ETXTBSY */ |
31 | # define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */ | |
32 | # define MAP_LOCKED 0x0100 /* Lock the mapping. */ | |
33 | # define MAP_NORESERVE 0x0040 /* Don't check for reservations. */ | |
34 | # define _MAP_NEW 0x80000000 /* Binary compatibility with SunOS. */ | |
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35 | # define MAP_POPULATE 0x8000 /* Populate (prefault) pagetables. */ |
36 | # define MAP_NONBLOCK 0x10000 /* Do not block on IO. */ | |
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37 | # define MAP_STACK 0x20000 /* Allocation is for a stack. */ |
38 | # define MAP_HUGETLB 0x40000 /* Create huge page mapping. */ | |
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39 | #endif |
40 | ||
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41 | /* Flags for `mlockall'. */ |
42 | #define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */ | |
43 | #define MCL_FUTURE 0x4000 /* Lock all additions to address | |
44 | space. */ | |
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45 | /* Include generic Linux declarations. */ |
46 | #include <bits/mman-linux.h> | |
47 | ||
48 | /* Other flags. */ | |
49 | #ifdef __USE_MISC | |
50 | # define MAP_RENAME MAP_ANONYMOUS | |
51 | #endif |