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/* Define POSIX options for NaCl.
   Copyright (C) 2015-2016 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public License as
   published by the Free Software Foundation; either version 2.1 of the
   License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; see the file COPYING.LIB.  If
   not, see <http://www.gnu.org/licenses/>.  */

#ifndef	_BITS_POSIX_OPT_H
#define	_BITS_POSIX_OPT_H	1

/* Job control is supported.  (Not really, but the APIs exist.)  */
#define	_POSIX_JOB_CONTROL			1

/* Processes have a saved set-user-ID and a saved set-group-ID.  */
#define	_POSIX_SAVED_IDS			1

/* Priority scheduling is supported. ??? */
#define	_POSIX_PRIORITY_SCHEDULING		200809L

/* Synchronizing file data is supported. ???  */
#define	_POSIX_SYNCHRONIZED_IO			200809L

/* The fsync function is present.  */
#define	_POSIX_FSYNC				200809L

/* Mapping of files to memory is supported.  */
#define	_POSIX_MAPPED_FILES			200809L

/* Locking of all memory is not supported.  */
#define	_POSIX_MEMLOCK				-1

/* Locking of ranges of memory is not supported.  */
#define	_POSIX_MEMLOCK_RANGE			-1

/* Setting of memory protections is supported.  */
#define	_POSIX_MEMORY_PROTECTION		200809L

/* Some filesystems allow all users to change file ownership.  */
#define	_POSIX_CHOWN_RESTRICTED			0

/* `c_cc' member of 'struct termios' structure can be disabled by
   using the value _POSIX_VDISABLE.  ??? */
#define	_POSIX_VDISABLE				'\0'

/* Filenames are not silently truncated.  */
#define	_POSIX_NO_TRUNC				1

/* X/Open realtime support is not fully available.  This requires the
   following set of POSIX.1 features, not all of which NaCl supports:
        _POSIX_FSYNC
        _POSIX_MEMLOCK
        _POSIX_MEMLOCK_RANGE
        _POSIX_MESSAGE_PASSING
        _POSIX_PRIORITIZED_IO
        _POSIX_PRIORITY_SCHEDULING
        _POSIX_SHARED_MEMORY_OBJECTS
        _POSIX_SYNCHRONIZED_IO
 */
#define _XOPEN_REALTIME				-1

/* X/Open thread realtime support is not available.  This requires the
   following set of POSIX.1 features, none of which NaCl supports:
        _POSIX_THREAD_PRIO_INHERIT
        _POSIX_THREAD_PRIO_PROTECT
        _POSIX_THREAD_PRIORITY_SCHEDULING
        _POSIX_THREAD_ROBUST_PRIO_INHERIT
        _POSIX_THREAD_ROBUST_PRIO_PROTECT
 */
#define _XOPEN_REALTIME_THREADS			-1

/* XPG4.2 shared memory is not supported.
   ??? What is this?  shm* interfaces?
*/
#define	_XOPEN_SHM				-1

/* POSIX threads are supported.  */
#define _POSIX_THREADS				200809L

/* We have the reentrant functions described in POSIX.  */
#define _POSIX_REENTRANT_FUNCTIONS      	1
#define _POSIX_THREAD_SAFE_FUNCTIONS		200809L

/* We do not provide priority scheduling for threads.  */
#define _POSIX_THREAD_PRIORITY_SCHEDULING	-1

/* We support user-defined stack sizes.  */
#define _POSIX_THREAD_ATTR_STACKSIZE		200809L

/* We support user-defined stacks.  */
#define _POSIX_THREAD_ATTR_STACKADDR		200809L

/* We do not support priority inheritence.  */
#define _POSIX_THREAD_PRIO_INHERIT		-1

/* We do not support priority protection.  */
#define _POSIX_THREAD_PRIO_PROTECT		-1

#ifdef __USE_XOPEN2K8
/* We do not support priority inheritence for robust mutexes.  */
# define _POSIX_THREAD_ROBUST_PRIO_INHERIT	-1

/* We do not support priority protection for robust mutexes.  */
# define _POSIX_THREAD_ROBUST_PRIO_PROTECT	-1
#endif

/* We support POSIX.1b semaphores.  */
#define _POSIX_SEMAPHORES			200809L

/* Real-time signals are supported. ???  */
#define _POSIX_REALTIME_SIGNALS			200809L

/* We support asynchronous I/O.  */
#define _POSIX_ASYNCHRONOUS_IO			200809L
#define _POSIX_ASYNC_IO				1
/* Alternative name for Unix98.  */
#define _LFS_ASYNCHRONOUS_IO			1
/* Support for prioritization is not available.  */
#define _POSIX_PRIORITIZED_IO			-1

/* The LFS support in asynchronous I/O is also available.  */
#define _LFS64_ASYNCHRONOUS_IO			1

/* The rest of the LFS is also available.  */
#define _LFS_LARGEFILE				1
#define _LFS64_LARGEFILE			1
#define _LFS64_STDIO				1

/* POSIX shared memory objects are implemented.  */
#define _POSIX_SHARED_MEMORY_OBJECTS		200809L

/* Process CPU-time clocks are not supported.  */
#define _POSIX_CPUTIME				-1

/* Thread CPU-time locks are supported.  */
#define _POSIX_THREAD_CPUTIME			200809L

/* GNU libc provides regular expression handling.  */
#define _POSIX_REGEXP				1

/* Reader/Writer locks are available.  */
#define _POSIX_READER_WRITER_LOCKS		200809L

/* We have a POSIX shell.  */
#define _POSIX_SHELL				1

/* We support the Timeouts option.  */
#define _POSIX_TIMEOUTS				200809L

/* We support spinlocks.  */
#define _POSIX_SPIN_LOCKS			200809L

/* The `spawn' function family is supported.  */
#define _POSIX_SPAWN				200809L

/* We have POSIX timers.  */
#define _POSIX_TIMERS				200809L

/* The barrier functions are available.  */
#define _POSIX_BARRIERS				200809L

/* POSIX message queues are not available.  */
#define	_POSIX_MESSAGE_PASSING			-1

/* Thread process-shared synchronization is not supported.  */
#define _POSIX_THREAD_PROCESS_SHARED		-1

/* The monotonic clock is available.  */
#define _POSIX_MONOTONIC_CLOCK			200809L

/* The clock selection interfaces are available.  ??? Actually only
   clock_nanosleep works, and pthread_condattr_setclock does not.  */
#define _POSIX_CLOCK_SELECTION			200809L

/* Advisory information interfaces are available.  */
#define _POSIX_ADVISORY_INFO			200809L

/* IPv6 support is available.  */
#define _POSIX_IPV6				200809L

/* Raw socket support is available.  */
#define _POSIX_RAW_SOCKETS			200809L

/* We have at least one terminal.  */
#define _POSIX2_CHAR_TERM			200809L

/* Neither process nor thread sporadic server interfaces is available.  */
#define _POSIX_SPORADIC_SERVER			-1
#define _POSIX_THREAD_SPORADIC_SERVER		-1

/* trace.h is not available.  */
#define _POSIX_TRACE				-1
#define _POSIX_TRACE_EVENT_FILTER		-1
#define _POSIX_TRACE_INHERIT			-1
#define _POSIX_TRACE_LOG			-1

/* Typed memory objects are not available.  */
#define _POSIX_TYPED_MEMORY_OBJECTS		-1

#endif /* bits/posix_opt.h */