| #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_ */ |