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

   1 /* Define POSIX options for Linux.
   2    Copyright (C) 1996-2001, 2002, 2003, 2004 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 Lesser General Public License as
   7    published by the Free Software Foundation; either version 2.1 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    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser 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      200112L
  31
  32 /* Synchronizing file data is supported.  */
  33 #define _POSIX_SYNCHRONIZED_IO  200112L
  34
  35 /* The fsync function is present.  */
  36 #define _POSIX_FSYNC    200112L
  37
  38 /* Mapping of files to memory is supported.  */
  39 #define _POSIX_MAPPED_FILES     200112L
  40
  41 /* Locking of all memory is supported.  */
  42 #define _POSIX_MEMLOCK  200112L
  43
  44 /* Locking of ranges of memory is supported.  */
  45 #define _POSIX_MEMLOCK_RANGE    200112L
  46
  47 /* Setting of memory protections is supported.  */
  48 #define _POSIX_MEMORY_PROTECTION        200112L
  49
  50 /* Only root can change owner of file.  */
  51 #define _POSIX_CHOWN_RESTRICTED 1
  52
  53 /* `c_cc' member of 'struct termios' structure can be disabled by
  54    using the value _POSIX_VDISABLE.  */
  55 #define _POSIX_VDISABLE '\0'
  56
  57 /* Filenames are not silently truncated.  */
  58 #define _POSIX_NO_TRUNC 1
  59
  60 /* X/Open realtime support is available.  */
  61 #define _XOPEN_REALTIME 1
  62
  63 /* XPG4.2 shared memory is supported.  */
  64 #define _XOPEN_SHM      1
  65
  66 /* Tell we have POSIX threads.  */
  67 #define _POSIX_THREADS  200112L
  68
  69 /* We have the reentrant functions described in POSIX.  */
  70 #define _POSIX_REENTRANT_FUNCTIONS      1
  71 #define _POSIX_THREAD_SAFE_FUNCTIONS    200112L
  72
  73 /* We provide priority scheduling for threads.  */
  74 #define _POSIX_THREAD_PRIORITY_SCHEDULING       200112L
  75
  76 /* We support user-defined stack sizes.  */
  77 #define _POSIX_THREAD_ATTR_STACKSIZE    200112L
  78
  79 /* We support user-defined stacks.  */
  80 #define _POSIX_THREAD_ATTR_STACKADDR    200112L
  81
  82 /* We support POSIX.1b semaphores.  */
  83 #define _POSIX_SEMAPHORES       200112L
  84
  85 /* Real-time signals are supported.  */
  86 #define _POSIX_REALTIME_SIGNALS 200112L
  87
  88 /* We support asynchronous I/O.  */
  89 #define _POSIX_ASYNCHRONOUS_IO  200112L
  90 #define _POSIX_ASYNC_IO         1
  91 /* Alternative name for Unix98.  */
  92 #define _LFS_ASYNCHRONOUS_IO    1
  93
  94 /* The LFS support in asynchronous I/O is also available.  */
  95 #define _LFS64_ASYNCHRONOUS_IO  1
  96
  97 /* The rest of the LFS is also available.  */
  98 #define _LFS_LARGEFILE          1
  99 #define _LFS64_LARGEFILE        1
 100 #define _LFS64_STDIO            1
 101
 102 /* POSIX shared memory objects are implemented.  */
 103 #define _POSIX_SHARED_MEMORY_OBJECTS    200112L
 104
 105 /* GNU libc provides regular expression handling.  */
 106 #define _POSIX_REGEXP   1
 107
 108 /* Reader/Writer locks are available.  */
 109 #define _POSIX_READER_WRITER_LOCKS      200112L
 110
 111 /* We have a POSIX shell.  */
 112 #define _POSIX_SHELL    1
 113
 114 /* We support the Timeouts option.  */
 115 #define _POSIX_TIMEOUTS 200112L
 116
 117 /* We support spinlocks.  */
 118 #define _POSIX_SPIN_LOCKS       200112L
 119
 120 /* The `spawn' function family is supported.  */
 121 #define _POSIX_SPAWN    200112L
 122
 123 /* We have POSIX timers.  */
 124 #define _POSIX_TIMERS   200112L
 125
 126 /* The barrier functions are available.  */
 127 #define _POSIX_BARRIERS 200112L
 128
 129 /* POSIX message queues are available.  */
 130 #define _POSIX_MESSAGE_PASSING  200112L
 131
 132 /* Thread process-shared synchronization is supported.  */
 133 #define _POSIX_THREAD_PROCESS_SHARED    200112L
 134
 135 /* The monotonic clock might be available.  */
 136 #define _POSIX_MONOTONIC_CLOCK  0
 137
 138 /* The clock selection interfaces are available.  */
 139 #define _POSIX_CLOCK_SELECTION  200112L
 140
 141 #endif /* posix_opt.h */