1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 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 *	@(#)err.h	8.1 (Berkeley) 6/2/93
32 * $FreeBSD$
33 */
34
35#ifndef _ERR_H_
36#define	_ERR_H_
37
38/*
39 * Don't use va_list in the err/warn prototypes.   Va_list is typedef'd in two
40 * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
41 * of them here we may collide with the utility's includes.  It's unreasonable
42 * for utilities to have to include one of them to include err.h, so we get
43 * __va_list from <sys/_types.h> and use it.
44 */
45#include <sys/cdefs.h>
46#include <sys/_types.h>
47
48__NULLABILITY_PRAGMA_PUSH
49
50__BEGIN_DECLS
51void	err(int, const char *, ...) __dead2 __printf0like(2, 3);
52void	verr(int, const char *, __va_list) __dead2 __printf0like(2, 0);
53void	errc(int, int, const char *, ...) __dead2 __printf0like(3, 4);
54void	verrc(int, int, const char *, __va_list) __dead2
55	    __printf0like(3, 0);
56void	errx(int, const char *, ...) __dead2 __printf0like(2, 3);
57void	verrx(int, const char *, __va_list) __dead2 __printf0like(2, 0);
58void	warn(const char *, ...) __printf0like(1, 2);
59void	vwarn(const char *, __va_list) __printf0like(1, 0);
60void	warnc(int, const char *, ...) __printf0like(2, 3);
61void	vwarnc(int, const char *, __va_list) __printf0like(2, 0);
62void	warnx(const char *, ...) __printflike(1, 2);
63void	vwarnx(const char *, __va_list) __printf0like(1, 0);
64void	err_set_file(void *);
65void	err_set_exit(void (* _Nullable)(int));
66__END_DECLS
67__NULLABILITY_PRAGMA_POP
68
69#endif /* !_ERR_H_ */
70