2 * Copyright (c) 2002 David E. O'Brien. All rights reserved.
3 * Copyright (c) 1992, 1993
4 * The Regents of the University of California. All rights reserved.
5 * (c) UNIX System Laboratories, Inc.
6 * All or some portions of this file are derived from material licensed
7 * to the University of California by American Telephone and Telegraph
8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
9 * the permission of UNIX System Laboratories, Inc.
11 * This software was developed by the Computer Systems Engineering group
12 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
13 * contributed to Berkeley.
15 * All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by the University of
18 * California, Lawrence Berkeley Laboratory.
20 * Redistribution and use in source and binary forms, with or without
21 * modification, are permitted provided that the following conditions
23 * 1. Redistributions of source code must retain the above copyright
24 * notice, this list of conditions and the following disclaimer.
25 * 2. Redistributions in binary form must reproduce the above copyright
26 * notice, this list of conditions and the following disclaimer in the
27 * documentation and/or other materials provided with the distribution.
28 * 4. Neither the name of the University nor the names of its contributors
29 * may be used to endorse or promote products derived from this software
30 * without specific prior written permission.
32 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44 * @(#)varargs.h 8.3 (Berkeley) 3/22/94
48 #ifndef _MACHINE_VARARGS_H_
49 #define _MACHINE_VARARGS_H_
52 #error this file needs sys/cdefs.h as a prerequisite
55 #ifdef __GNUCLIKE_BUILTIN_VARARGS
57 #include <sys/_types.h>
59 #ifndef _VA_LIST_DECLARED
60 #define _VA_LIST_DECLARED
61 typedef __va_list va_list;
64 typedef int __builtin_va_alist_t __attribute__((__mode__(__word__)));
66 #define va_alist __builtin_va_alist
67 #define va_dcl __builtin_va_alist_t __builtin_va_alist; ...
68 #define va_start(ap) __builtin_varargs_start(ap)
69 #define va_arg(ap, type) __builtin_va_arg((ap), type)
70 #define va_end(ap) __builtin_va_end(ap)
72 #else /* !__GNUCLIKE_BUILTIN_VARARGS */
74 #include <machine/stdarg.h>
76 #define __va_ellipsis ...
78 #define va_alist __builtin_va_alist
79 #define va_dcl long __builtin_va_alist; __va_ellipsis
82 #define va_start(ap) \
83 ((ap) = (va_list)__builtin_saveregs())
85 #endif /* __GNUCLIKE_BUILTIN_VARARGS */
87 #endif /* !_MACHINE_VARARGS_H_ */