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glibc  2.9
personality.h
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00001 /* Copyright (C) 2002, 2007 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 /* Taken verbatim from Linux 2.6 (include/linux/personality.h).  */
00020 
00021 #ifndef _SYS_PERSONALITY_H
00022 #define _SYS_PERSONALITY_H 1
00023 
00024 #include <features.h>
00025 
00026 /* Flags for bug emulation.
00027    These occupy the top three bytes.  */
00028 enum
00029   {
00030     ADDR_NO_RANDOMIZE = 0x0040000,
00031     MMAP_PAGE_ZERO = 0x0100000,
00032     ADDR_LIMIT_32BIT = 0x0800000,
00033     SHORT_INODE = 0x1000000,
00034     WHOLE_SECONDS = 0x2000000,
00035     STICKY_TIMEOUTS = 0x4000000,
00036     ADDR_LIMIT_3GB =        0x8000000
00037   };
00038 
00039 /* Personality types.
00040 
00041    These go in the low byte.  Avoid using the top bit, it will
00042    conflict with error returns.  */
00043 enum 
00044   {
00045     PER_LINUX = 0x0000,
00046     PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT,
00047     PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
00048     PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE,
00049     PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS | SHORT_INODE,
00050     PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS,
00051     PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE,
00052     PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS,
00053     PER_BSD = 0x0006,
00054     PER_SUNOS = 0x0006 | STICKY_TIMEOUTS,
00055     PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE,
00056     PER_LINUX32 = 0x0008,
00057     PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB,
00058     PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS,       /* IRIX5 32-bit */
00059     PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS,      /* IRIX6 new 32-bit */
00060     PER_IRIX64 = 0x000b | STICKY_TIMEOUTS,       /* IRIX6 64-bit */
00061     PER_RISCOS = 0x000c,
00062     PER_SOLARIS = 0x000d | STICKY_TIMEOUTS,
00063     PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO,
00064     PER_OSF4 = 0x000f,
00065     PER_HPUX = 0x0010,
00066     PER_MASK = 0x00ff,
00067   };
00068 
00069 __BEGIN_DECLS
00070 
00071 /* Set different ABIs (personalities).  */
00072 extern int personality (unsigned long int __persona) __THROW;
00073 
00074 __END_DECLS
00075 
00076 #endif /* sys/personality.h */