/* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.

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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */

/* Taken verbatim from Linux 2.6 (include/linux/personality.h). */

#ifndef _SYS_PERSONALITY_H
#define _SYS_PERSONALITY_H 1

#include <features.h>

/* Flags for bug emulation.
These occupy the top three bytes. */
enum
{
ADDR_NO_RANDOMIZE = 0x0040000,
MMAP_PAGE_ZERO = 0x0100000,
ADDR_COMPAT_LAYOUT = 0x0200000,
READ_IMPLIES_EXEC = 0x0400000,
ADDR_LIMIT_32BIT = 0x0800000,
SHORT_INODE = 0x1000000,
WHOLE_SECONDS = 0x2000000,
STICKY_TIMEOUTS = 0x4000000,
ADDR_LIMIT_3GB = 0x8000000
};

/* Personality types.

These go in the low byte. Avoid using the top bit, it will
conflict with error returns. */
enum
{
PER_LINUX = 0x0000,
PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT,
PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE,
PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE,
PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS,
PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE,
PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS,
PER_BSD = 0x0006,
PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
PER_LINUX32 = 0x0008,
PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS, /* IRIX5 32-bit */
PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS, /* IRIX6 new 32-bit */
PER_IRIX64 = 0x000b | STICKY_TIMEOUTS, /* IRIX6 64-bit */
PER_RISCOS = 0x000c,
PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
PER_OSF4 = 0x000f,
PER_HPUX = 0x0010,
PER_MASK = 0x00ff,
};

__BEGIN_DECLS

/* Set different ABIs (personalities). */
extern int personality (unsigned long int __persona) __THROW;

__END_DECLS

#endif /* sys/personality.h */