linuxthreads/sysdeps/unix/sysv/linux/bits/posix_opt.h

   1 /* Define POSIX options for Linux.
   2    Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef _POSIX_OPT_H
  21 #define _POSIX_OPT_H    1
  22
  23 /* Job control is supported.  */
  24 #define _POSIX_JOB_CONTROL      1
  25
  26 /* Processes have a saved set-user-ID and a saved set-group-ID.  */
  27 #define _POSIX_SAVED_IDS        1
  28
  29 /* Priority scheduling is supported.  */
  30 #define _POSIX_PRIORITY_SCHEDULING      1
  31
  32 /* Synchronizing file data is supported.  */
  33 #define _POSIX_SYNCHRONIZED_IO  1
  34
  35 /* The fsync function is present.  */
  36 #define _POSIX_FSYNC    1
  37
  38 /* Mapping of files to memory is supported.  */
  39 #define _POSIX_MAPPED_FILES     1
  40
  41 /* Locking of all memory is supported.  */
  42 #define _POSIX_MEMLOCK  1
  43
  44 /* Locking of ranges of memory is supported.  */
  45 #define _POSIX_MEMLOCK_RANGE    1
  46
  47 /* Setting of memory protections is supported.  */
  48 #define _POSIX_MEMORY_PROTECTION        1
  49
  50 /* Implementation supports `poll' function.  */
  51 #define _POSIX_POLL     1
  52
  53 /* Implementation supports `select' and `pselect' functions.  */
  54 #define _POSIX_SELECT   1
  55
  56 /* Only root can change owner of file.  */
  57 #define _POSIX_CHOWN_RESTRICTED 1
  58
  59 /* `c_cc' member of 'struct termios' structure can be disabled by
  60    using the value _POSIX_VDISABLE.  */
  61 #define _POSIX_VDISABLE '\0'
  62
  63 /* Filenames are not silently truncated.  */
  64 #define _POSIX_NO_TRUNC 1
  65
  66 /* X/Open realtime support is available.  */
  67 #define _XOPEN_REALTIME 1
  68
  69 /* X/Open realtime thread support is available.  */
  70 #define _XOPEN_REALTIME_THREADS 1
  71
  72 /* XPG4.2 shared memory is supported.  */
  73 #define _XOPEN_SHM      1
  74
  75 /* Tell we have POSIX threads.  */
  76 #define _POSIX_THREADS  1
  77
  78 /* We have the reentrant functions described in POSIX.  */
  79 #define _POSIX_REENTRANT_FUNCTIONS      1
  80 #define _POSIX_THREAD_SAFE_FUNCTIONS    1
  81
  82 /* We provide priority scheduling for threads.  */
  83 #define _POSIX_THREAD_PRIORITY_SCHEDULING       1
  84
  85 /* We support user-defined stack sizes.  */
  86 #define _POSIX_THREAD_ATTR_STACKSIZE    1
  87
  88 /* We support user-defined stacks.  */
  89 #define _POSIX_THREAD_ATTR_STACKADDR    1
  90
  91 /* We support POSIX.1b semaphores, but only the non-shared form for now.  */
  92 /*#define _POSIX_SEMAPHORES     1       XXX We are not quite there now.  */
  93
  94 /* Real-time signals are supported.  */
  95 #define _POSIX_REALTIME_SIGNALS 1
  96
  97 /* We support asynchronous I/O.  */
  98 #define _POSIX_ASYNCHRONOUS_IO  1
  99 /* Alternative name for Unix98.  */
 100 #define _LFS_ASYNCHRONOUS_IO    1
 101
 102 /* The LFS support in asynchronous I/O is also available.  */
 103 #define _LFS64_ASYNCHRONOUS_IO  1
 104
 105 /* The rest of the LFS is also available.  */
 106 #define _LFS_LARGEFILE          1
 107 #define _LFS64_LARGEFILE        1
 108 #define _LFS64_STDIO            1
 109
 110 /* POSIX shared memory objects are implemented.  */
 111 #define _POSIX_SHARED_MEMORY_OBJECTS    1
 112
 113 /* GNU libc provides regular expression handling.  */
 114 #define _POSIX_REGEXP   1
 115
 116 /* Reader/Writer locks are available.  */
 117 #define _POSIX_READER_WRITER_LOCKS      200912L
 118
 119 /* We have a POSIX shell.  */
 120 #define _POSIX_SHELL    1
 121
 122 /* We support the Timeouts option.  */
 123 #define _POSIX_TIMEOUTS 200912L
 124
 125 /* We support spinlocks.  */
 126 #define _POSIX_SPIN_LOCKS       200912L
 127
 128 /* The `spawn' function family is supported.  */
 129 #define _POSIX_SPAWN    200912L
 130
 131 /* We have POSIX timers.  */
 132 #define _POSIX_TIMERS   1
 133
 134 #endif /* posix_opt.h */