/* Copyright (C) 2002-2018 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, see

   <http://www.gnu.org/licenses/>.  */

/* 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

  {

    UNAME26 = 0x0020000,

    ADDR_NO_RANDOMIZE = 0x0040000,

    FDPIC_FUNCPTRS = 0x0080000,

    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_LINUX_FDPIC = 0x0000 | FDPIC_FUNCPTRS,

    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 */