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      1 /*	$NetBSD: freebsd_fork.h,v 1.4 2005/12/11 12:20:02 christos Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1989, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)unistd.h	8.2 (Berkeley) 1/7/94
     32  * $FreeBSD: src/sys/sys/unistd.h,v 1.22.2.2 2000/08/22 01:46:30 jhb Exp $
     33  */
     34 
     35 #ifndef _FREEBSD_FORK_H_
     36 #define	_FREEBSD_FORK_H_
     37 
     38 /*
     39  * rfork() options.
     40  *
     41  * XXX currently, operations without RFPROC set are not supported.
     42  */
     43 #define FREEBSD_RFNAMEG		(1<<0)  /* UNIMPL new plan9 `name space' */
     44 #define FREEBSD_RFENVG		(1<<1)  /* UNIMPL copy plan9 `env space' */
     45 #define FREEBSD_RFFDG		(1<<2)  /* copy fd table */
     46 #define FREEBSD_RFNOTEG		(1<<3)  /* UNIMPL create new plan9 note grou' */
     47 #define FREEBSD_RFPROC		(1<<4)  /* change child (else curproc) */
     48 #define FREEBSD_RFMEM		(1<<5)  /* share `address space' */
     49 #define FREEBSD_RFNOWAIT	(1<<6)  /* parent need not wait() on child */
     50 #define FREEBSD_RFCNAMEG	(1<<10) /* UNIMPL zero plan9 `name space' */
     51 #define FREEBSD_RFCENVG		(1<<11) /* UNIMPL zero plan9 `env space' */
     52 #define FREEBSD_RFCFDG		(1<<12) /* zero fd table */
     53 #define FREEBSD_RFTHREAD	(1<<13)	/* enable kernel thread support */
     54 #define FREEBSD_RFSIGSHARE	(1<<14)	/* share signal handlers */
     55 #define FREEBSD_RFLINUXTHPN     (1<<16) /* do linux clone exit notification */
     56 #define FREEBSD_RFPPWAIT	(1<<31) /* sleep until child exits (vfork) */
     57 
     58 #endif /* !_FREEBSD_FORK_H_ */
     59