stdarg.h (d9cb97ff9d0fac18582a28939b3ed4a429e4eba0) stdarg.h (5b2a5decd1e6b61fc8080209ded10a7781eac828)
1/*-
1/*-
2 * Copyright (c) 2002 David E. O'Brien. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * 3. Neither the name of the University nor the names of its contributors
13 * may be used to endorse or promote products derived from this software
14 * without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
2 * This file is in the public domain.
29 */
3 */
4/* $FreeBSD$ */
30
5
31#ifndef _MACHINE_STDARG_H_
32#define _MACHINE_STDARG_H_
33
34#include <sys/cdefs.h>
35#include <sys/_types.h>
36
37#ifndef _VA_LIST_DECLARED
38#define _VA_LIST_DECLARED
39typedef __va_list va_list;
40#endif
41
42#ifdef __GNUCLIKE_BUILTIN_STDARG
43
44#define va_start(ap, last) \
45 __builtin_va_start((ap), (last))
46
47#define va_arg(ap, type) \
48 __builtin_va_arg((ap), type)
49
50#define __va_copy(dest, src) \
51 __builtin_va_copy((dest), (src))
52
53#if __ISO_C_VISIBLE >= 1999
54#define va_copy(dest, src) \
55 __va_copy(dest, src)
56#endif
57
58#define va_end(ap) \
59 __builtin_va_end(ap)
60
61#elif defined(lint)
62/* Provide a fake implementation for lint's benefit */
63#define __va_size(type) \
64 (((sizeof(type) + sizeof(long) - 1) / sizeof(long)) * sizeof(long))
65#define va_start(ap, last) \
66 ((ap) = (va_list)&(last) + __va_size(last))
67#define va_arg(ap, type) \
68 (*(type *)((ap) += __va_size(type), (ap) - __va_size(type)))
69#define va_end(ap)
70
71#else
72#error this file needs to be ported to your compiler
73#endif
74
75#endif /* !_MACHINE_STDARG_H_ */
6#include <x86/stdarg.h>