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#ifndef _SYS__POSIX_H_
#define _SYS__POSIX_H_
/*-
* Copyright (c) 1998 HD Associates, Inc.
* All rights reserved.
* contact: dufault@hda.com
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: _posix.h,v 1.1.1.1 2006/05/30 06:13:04 hhzhou Exp $
*/
/*
* This is a stand alone header file to set up for feature specification
* defined to take place before the inclusion of any standard header.
* It should only handle pre-processor defines.
*
* See section B.2.7 of 1003.1b-1993
*
*/
#ifdef KERNEL
#if !defined(ACTUALLY_LKM_NOT_KERNEL) && !defined(KLD_MODULE)
#include "opt_posix.h"
#endif
/* Only kern_mib.c uses _POSIX_VERSION. Introduce a kernel
* one to avoid other pieces of the kernel getting dependant
* on that.
* XXX Complain if you think this dumb.
*/
/* Make P1003 structures visible for the kernel if
* the P1003_1B option is in effect.
*/
#ifdef P1003_1B
#define _P1003_1B_VISIBLE
#ifndef _KPOSIX_VERSION
#define _KPOSIX_VERSION 199309L
#endif
#endif
#ifndef _KPOSIX_VERSION
#define _KPOSIX_VERSION 199009L
#endif
#define _P1003_1B_VISIBLE_HISTORICALLY
#else
/* Default to existing user space version.
*/
#ifndef _POSIX_VERSION
#define _POSIX_VERSION 199009L
#endif
/* Test for visibility of P1003.1B features:
* If _POSIX_SOURCE and POSIX_C_SOURCE are completely undefined
* they show up.
*
* If they specify a version including P1003.1B then they show up.
*
* (Two macros are added to permit hiding new extensions while
* keeping historic BSD features - that is not done now)
*
*/
#if (!defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE)) || \
(_POSIX_VERSION >= 199309L && defined(_POSIX_C_SOURCE) && \
_POSIX_C_SOURCE >= 199309L)
#define _P1003_1B_VISIBLE
#define _P1003_1B_VISIBLE_HISTORICALLY
#endif
#endif /* not KERNEL */
#endif /* _SYS__POSIX_H_ */
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