1/* Define POSIX options for Linux. 2 Copyright (C) 1996-2004, 2006 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/* X/Open thread realtime support is available. */ 64#define _XOPEN_REALTIME_THREADS 1 65 66/* XPG4.2 shared memory is supported. */ 67#define _XOPEN_SHM 1 68 69/* Tell we have POSIX threads. */ 70#define _POSIX_THREADS 200112L 71 72/* We have the reentrant functions described in POSIX. */ 73#define _POSIX_REENTRANT_FUNCTIONS 1 74#define _POSIX_THREAD_SAFE_FUNCTIONS 200112L 75 76/* We provide priority scheduling for threads. */ 77#define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L 78 79/* We support user-defined stack sizes. */ 80#define _POSIX_THREAD_ATTR_STACKSIZE 200112L 81 82/* We support user-defined stacks. */ 83#define _POSIX_THREAD_ATTR_STACKADDR 200112L 84 85/* We support priority inheritence. */ 86#define _POSIX_THREAD_PRIO_INHERIT 200112L 87 88/* We support priority protection, though only for non-robust 89 mutexes. */ 90#define _POSIX_THREAD_PRIO_PROTECT 200112L 91 92/* We support POSIX.1b semaphores. */ 93#define _POSIX_SEMAPHORES 200112L 94 95/* Real-time signals are supported. */ 96#define _POSIX_REALTIME_SIGNALS 200112L 97 98/* We support asynchronous I/O. */ 99#define _POSIX_ASYNCHRONOUS_IO 200112L 100#define _POSIX_ASYNC_IO 1 101/* Alternative name for Unix98. */ 102#define _LFS_ASYNCHRONOUS_IO 1 103/* Support for prioritization is also available. */ 104#define _POSIX_PRIORITIZED_IO 200112L 105 106/* The LFS support in asynchronous I/O is also available. */ 107#define _LFS64_ASYNCHRONOUS_IO 1 108 109/* The rest of the LFS is also available. */ 110#define _LFS_LARGEFILE 1 111#define _LFS64_LARGEFILE 1 112#define _LFS64_STDIO 1 113 114/* POSIX shared memory objects are implemented. */ 115#define _POSIX_SHARED_MEMORY_OBJECTS 200112L 116 117/* CPU-time clocks support needs to be checked at runtime. */ 118#define _POSIX_CPUTIME 0 119 120/* Clock support in threads must be also checked at runtime. */ 121#define _POSIX_THREAD_CPUTIME 0 122 123/* GNU libc provides regular expression handling. */ 124#define _POSIX_REGEXP 1 125 126/* Reader/Writer locks are available. */ 127#define _POSIX_READER_WRITER_LOCKS 200112L 128 129/* We have a POSIX shell. */ 130#define _POSIX_SHELL 1 131 132/* We support the Timeouts option. */ 133#define _POSIX_TIMEOUTS 200112L 134 135/* We support spinlocks. */ 136#define _POSIX_SPIN_LOCKS 200112L 137 138/* The `spawn' function family is supported. */ 139#define _POSIX_SPAWN 200112L 140 141/* We have POSIX timers. */ 142#define _POSIX_TIMERS 200112L 143 144/* The barrier functions are available. */ 145#define _POSIX_BARRIERS 200112L 146 147/* POSIX message queues are available. */ 148#define _POSIX_MESSAGE_PASSING 200112L 149 150/* Thread process-shared synchronization is supported. */ 151#define _POSIX_THREAD_PROCESS_SHARED 200112L 152 153/* The monotonic clock might be available. */ 154#define _POSIX_MONOTONIC_CLOCK 0 155 156/* The clock selection interfaces are available. */ 157#define _POSIX_CLOCK_SELECTION 200112L 158 159/* Advisory information interfaces are available. */ 160#define _POSIX_ADVISORY_INFO 200112L 161 162/* IPv6 support is available. */ 163#define _POSIX_IPV6 200112L 164 165/* Raw socket support is available. */ 166#define _POSIX_RAW_SOCKETS 200112L 167 168/* We have at least one terminal. */ 169#define _POSIX2_CHAR_TERM 200112L 170 171/* Neither process nor thread sporadic server interfaces is available. */ 172#define _POSIX_SPORADIC_SERVER -1 173#define _POSIX_THREAD_SPORADIC_SERVER -1 174 175/* trace.h is not available. */ 176#define _POSIX_TRACE -1 177#define _POSIX_TRACE_EVENT_FILTER -1 178#define _POSIX_TRACE_INHERIT -1 179#define _POSIX_TRACE_LOG -1 180 181/* Typed memory objects are not available. */ 182#define _POSIX_TYPED_MEMORY_OBJECTS -1 183 184#endif /* posix_opt.h */ 185