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      1 /* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
      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
     15    License along with the GNU C Library; if not, write to the Free
     16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
     17    02111-1307 USA.  */
     18 
     19 /* Taken verbatim from Linux 2.6 (include/linux/personality.h).  */
     20 
     21 #ifndef _SYS_PERSONALITY_H
     22 #define _SYS_PERSONALITY_H 1
     23 
     24 #include <features.h>
     25 
     26 /* Flags for bug emulation.
     27    These occupy the top three bytes.  */
     28 enum
     29   {
     30     ADDR_NO_RANDOMIZE = 0x0040000,
     31     MMAP_PAGE_ZERO = 0x0100000,
     32     ADDR_COMPAT_LAYOUT = 0x0200000,
     33     READ_IMPLIES_EXEC = 0x0400000,
     34     ADDR_LIMIT_32BIT = 0x0800000,
     35     SHORT_INODE = 0x1000000,
     36     WHOLE_SECONDS = 0x2000000,
     37     STICKY_TIMEOUTS = 0x4000000,
     38     ADDR_LIMIT_3GB = 	0x8000000
     39   };
     40 
     41 /* Personality types.
     42 
     43    These go in the low byte.  Avoid using the top bit, it will
     44    conflict with error returns.  */
     45 enum
     46   {
     47     PER_LINUX = 0x0000,
     48     PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT,
     49     PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
     50     PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE,
     51     PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE,
     52     PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS,
     53     PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE,
     54     PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS,
     55     PER_BSD = 0x0006,
     56     PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
     57     PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
     58     PER_LINUX32 = 0x0008,
     59     PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
     60     PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS,	/* IRIX5 32-bit */
     61     PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS,	/* IRIX6 new 32-bit */
     62     PER_IRIX64 = 0x000b | STICKY_TIMEOUTS,	/* IRIX6 64-bit */
     63     PER_RISCOS = 0x000c,
     64     PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
     65     PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
     66     PER_OSF4 = 0x000f,
     67     PER_HPUX = 0x0010,
     68     PER_MASK = 0x00ff,
     69   };
     70 
     71 __BEGIN_DECLS
     72 
     73 /* Set different ABIs (personalities).  */
     74 extern int personality (unsigned long int __persona) __THROW;
     75 
     76 __END_DECLS
     77 
     78 #endif /* sys/personality.h */
     79