2 * Copyright (c) 1991, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#)stdarg.h 8.1 (Berkeley) 6/10/93
30 * $FreeBSD: src/sys/i386/include/stdarg.h,v 1.10 1999/08/28 00:44:26 peter Exp $
33 #ifndef _CPU_STDARG_H_
34 #define _CPU_STDARG_H_
40 typedef __builtin_va_list __va_list; /* internally known to gcc */
42 typedef char * __va_list;
43 #endif /* post GCC 2.95 */
44 #if defined __GNUC__ && !defined(__GNUC_VA_LIST) && !defined(__NO_GNUC_VA_LIST)
45 #define __GNUC_VA_LIST
46 typedef __va_list __gnuc_va_list; /* compatibility w/GNU headers*/
50 * Standard va types and macros
55 #define __va_start(ap, last) \
56 __builtin_va_start(ap, last)
57 #define __va_arg(ap, type) \
58 __builtin_va_arg((ap), type)
59 #define ___va_copy(dest, src) \
60 __builtin_va_copy((dest), (src))
61 #define __va_end(ap) \
66 /* Provide a free-standing implementation */
67 #define __va_size(type) \
68 (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
69 #define __va_start(ap, last) \
70 ((ap) = (__va_list)&(last) + __va_size(last))
71 #define __va_arg(ap, type) \
72 (*(type *)((ap) += __va_size(type), (ap) - __va_size(type)))
73 /* This assumes a typical stack machine */
74 #define ___va_copy(dest, src) \
75 ((void)((dest) = (src)))
80 #endif /* !_CPU_STDARG_H_ */