1/*-
2 * Copyright (c) 1994 Christos Zoulas
3 * Copyright (c) 1995 Frank van der Linden
4 * Copyright (c) 1995 Scott Bartram
5 * 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. The name of the author may not be used to endorse or promote products
16 *    derived from this software without specific prior written permission
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 *
29 * from: svr4_util.h,v 1.5 1994/11/18 02:54:31 christos Exp
30 * from: linux_util.h,v 1.2 1995/03/05 23:23:50 fvdl Exp
31 *
32 * $FreeBSD$
33 */
34
35/*
36 * This file is pretty much the same as Christos' svr4_util.h
37 * (for now).
38 */
39
40#ifndef	_IBCS2_UTIL_H_
41#define	_IBCS2_UTIL_H_
42
43#include <sys/proc.h>
44#include <sys/uio.h>
45
46#ifdef DEBUG_IBCS2
47#define DPRINTF(a)      printf a;
48#else
49#define DPRINTF(a)
50#endif
51
52extern const char ibcs2_emul_path[];
53
54int	ibcs2_emul_find(struct thread *, char *, enum uio_seg, char **, int);
55
56#define	CHECKALT(td, upath, pathp, i)					\
57	do {								\
58		int _error;						\
59									\
60		_error = ibcs2_emul_find(td, upath, UIO_USERSPACE, pathp, i); \
61		if (*(pathp) == NULL)					\
62			return (_error);				\
63	} while (0)
64
65#define CHECKALTEXIST(td, upath, pathp) CHECKALT(td, upath, pathp, 0)
66#define CHECKALTCREAT(td, upath, pathp) CHECKALT(td, upath, pathp, 1)
67
68#ifdef SPX_HACK
69int	spx_open(struct thread *td);
70#endif
71
72#endif /* !_IBCS2_UTIL_H_ */
73