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compat_util.h revision 1.2 
      1 /*	$NetBSD: compat_util.h,v 1.2 1996/10/12 02:12:55 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1994 Christos Zoulas
      5  * Copyright (c) 1995 Frank van der Linden
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. The name of the author may not be used to endorse or promote products
     17  *    derived from this software without specific prior written permission
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  *
     30  */
     31 
     32 #ifndef	_COMPAT_UTIL_H_
     33 #define	_COMPAT_UTIL_H_
     34 
     35 struct emul;
     36 struct proc;
     37 
     38 caddr_t	stackgap_init __P((struct emul *));
     39 void	*stackgap_alloc __P((caddr_t *, size_t));
     40 
     41 int emul_find __P((struct proc *, caddr_t *, const char *, char *,
     42 		   char **, int));
     43 
     44 #define CHECK_ALT_EXIST(p, sgp, root, path) \
     45     emul_find(p, sgp, root, path, &(path), 0)
     46 
     47 #define CHECK_ALT_CREAT(p, sgp, root, path) \
     48     emul_find(p, sgp, root, path, &(path), 1)
     49 
     50 #endif /* !_COMPAT_UTIL_H_ */
     51