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d4697bc9 1/* Copyright (C) 2002-2014 Free Software Foundation, Inc.
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2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
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15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
61ae62f2 17
d2708e67 18/* Taken verbatim from Linux 2.6 (include/linux/personality.h). */
05b2fb29 19
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20#ifndef _SYS_PERSONALITY_H
21#define _SYS_PERSONALITY_H 1
22
23#include <features.h>
24
25/* Flags for bug emulation.
26 These occupy the top three bytes. */
27enum
28 {
d2708e67 29 ADDR_NO_RANDOMIZE = 0x0040000,
61ae62f2 30 MMAP_PAGE_ZERO = 0x0100000,
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31 ADDR_COMPAT_LAYOUT = 0x0200000,
32 READ_IMPLIES_EXEC = 0x0400000,
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33 ADDR_LIMIT_32BIT = 0x0800000,
34 SHORT_INODE = 0x1000000,
35 WHOLE_SECONDS = 0x2000000,
36 STICKY_TIMEOUTS = 0x4000000,
d2708e67 37 ADDR_LIMIT_3GB = 0x8000000
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38 };
39
40/* Personality types.
41
42 These go in the low byte. Avoid using the top bit, it will
43 conflict with error returns. */
9c84384c 44enum
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45 {
46 PER_LINUX = 0x0000,
47 PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT,
48 PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
49 PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE,
05b2fb29 50 PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE,
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51 PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS,
52 PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE,
53 PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS,
54 PER_BSD = 0x0006,
55 PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
56 PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
57 PER_LINUX32 = 0x0008,
d2708e67 58 PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
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59 PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS, /* IRIX5 32-bit */
60 PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS, /* IRIX6 new 32-bit */
61 PER_IRIX64 = 0x000b | STICKY_TIMEOUTS, /* IRIX6 64-bit */
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62 PER_RISCOS = 0x000c,
63 PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
64 PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
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65 PER_OSF4 = 0x000f,
66 PER_HPUX = 0x0010,
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67 PER_MASK = 0x00ff,
68 };
69
70__BEGIN_DECLS
71
72/* Set different ABIs (personalities). */
73extern int personality (unsigned long int __persona) __THROW;
74
75__END_DECLS
76
77#endif /* sys/personality.h */