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/* Define POSIX options for GNU/Hurd.
Copyright (C) 1998,2000,2001,2002 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; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#ifndef _UNISTD_H
#error "Never include this file directly; use <unistd.h> instead."
#endif
#ifndef _BITS_POSIX_OPT_H
#define _BITS_POSIX_OPT_H 1
/* Job control is supported. */
#define _POSIX_JOB_CONTROL 1
/* Processes have a saved set-user-ID and a saved set-group-ID. */
#define _POSIX_SAVED_IDS 1
#if 0 /* XXX implement aio_* */
/* Asynchronous I/O is supported. */
#define _POSIX_ASYNCHRONOUS_IO 1
/* Alternative name for Unix98. */
#define _LFS_ASYNCHRONOUS_IO _POSIX_ASYNCHRONOUS_IO
#endif
/* Synchronizing file data is supported, but msync is missing. */
#undef _POSIX_SYNCHRONIZED_IO
/* The fsync function is present. */
#define _POSIX_FSYNC 200112L
/* Mapping of files to memory is supported. */
#define _POSIX_MAPPED_FILES 200112L
/* Locking of ranges of memory is supported. */
#define _POSIX_MEMLOCK_RANGE 200112L
/* Setting of memory protections is supported. */
#define _POSIX_MEMORY_PROTECTION 200112L
/* POSIX.4 shared memory objects are supported (using regular files). */
#define _POSIX_SHARED_MEMORY_OBJECTS _POSIX_MAPPED_FILES
/* Elements of the `c_cc' member of `struct termios' structure
can be disabled by using the value _POSIX_VDISABLE. */
#define _POSIX_VDISABLE ((unsigned char) -1)
/* Different Hurd filesystems might do these differently.
You must query the particular file with `pathconf' or `fpathconf'. */
#undef _POSIX_CHOWN_RESTRICTED /* Only root can change owner of file? */
#undef _POSIX_NO_TRUNC /* Overlong file names get error? */
#undef _POSIX_SYNC_IO /* File supports O_SYNC et al? */
/* GNU libc provides regular expression handling. */
#define _POSIX_REGEXP 1
/* We have a POSIX shell. */
#define _POSIX_SHELL 1
/* The `spawn' function family is supported. */
#define _POSIX_SPAWN 200112L
#endif /* bits/posix_opt.h */
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