1139743Simp/*-
243412Snewton * Copyright (c) 1998 Mark Newton
343412Snewton * Copyright (c) 1994 Christos Zoulas
443412Snewton * All rights reserved.
543412Snewton *
643412Snewton * Redistribution and use in source and binary forms, with or without
743412Snewton * modification, are permitted provided that the following conditions
843412Snewton * are met:
943412Snewton * 1. Redistributions of source code must retain the above copyright
1043412Snewton *    notice, this list of conditions and the following disclaimer.
1143412Snewton * 2. Redistributions in binary form must reproduce the above copyright
1243412Snewton *    notice, this list of conditions and the following disclaimer in the
1343412Snewton *    documentation and/or other materials provided with the distribution.
1443412Snewton * 3. The name of the author may not be used to endorse or promote products
1543412Snewton *    derived from this software without specific prior written permission
1643412Snewton *
1743412Snewton * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
1843412Snewton * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
1943412Snewton * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
2043412Snewton * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
2143412Snewton * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
2243412Snewton * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
2343412Snewton * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
2443412Snewton * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
2543412Snewton * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
2643412Snewton * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
2749267Snewton *
2850477Speter * $FreeBSD$
2943412Snewton */
3043412Snewton
3143412Snewton#ifndef	_SVR4_UTIL_H_
3243412Snewton#define	_SVR4_UTIL_H_
3343412Snewton
3443412Snewton/*#include <compat/common/compat_util.h>*/
3543412Snewton#include <vm/vm.h>
3643412Snewton#include <vm/vm_param.h>
3743412Snewton#include <vm/pmap.h>
3843412Snewton#include <machine/vmparam.h>
3943412Snewton#include <sys/exec.h>
4043412Snewton#include <sys/sysent.h>
4143412Snewton#include <sys/cdefs.h>
42141486Sjhb#include <sys/uio.h>
4343412Snewton
4443412Snewton#ifdef DEBUG_SVR4
45150663Srwatson#define DPRINTF(a)	uprintf a;
4643412Snewton#else
4743412Snewton#define DPRINTF(a)
4843412Snewton#endif
4943412Snewton
50141486Sjhbint	svr4_emul_find(struct thread *, char *, enum uio_seg, char **, int);
5143412Snewton
52141486Sjhb#define CHECKALT(td, upath, pathp, i)					\
5349770Snewton	do {								\
5449770Snewton		int _error;						\
5549770Snewton									\
56141486Sjhb		_error = svr4_emul_find(td, upath, UIO_USERSPACE, pathp, i); \
57141486Sjhb		if (*(pathp) == NULL)					\
5849770Snewton			return (_error);				\
5949770Snewton	} while (0)
6043412Snewton
61141486Sjhb#define CHECKALTEXIST(td, upath, pathp) CHECKALT(td, upath, pathp, 0)
62141486Sjhb#define CHECKALTCREAT(td, upath, pathp) CHECKALT(td, upath, pathp, 1)
6343412Snewton
6443412Snewton#endif /* !_SVR4_UTIL_H_ */
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