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1c648131 | 1 | /*- |
ad787160 C |
2 | * Copyright (c) 1992, 1993 |
3 | * The Regents of the University of California. All rights reserved. | |
1c648131 | 4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
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. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
ad787160 C |
32 | * |
33 | * @(#)varargs.h 8.1 (Berkeley) 6/10/93 | |
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34 | */ |
35 | ||
36 | #ifndef _VARARGS_H_ | |
37 | #define _VARARGS_H_ | |
38 | ||
39 | typedef char *va_list; | |
40 | ||
41 | #define va_dcl int va_alist; | |
42 | ||
43 | #define va_start(ap) \ | |
44 | ap = (char *)&va_alist | |
45 | ||
46 | #ifdef KERNEL | |
47 | #define va_arg(ap, type) \ | |
48 | ((type *)(ap += sizeof(type)))[-1] | |
49 | #else | |
50 | #define va_arg(ap, type) \ | |
51 | ((type *)(ap += sizeof(type) == sizeof(int) ? sizeof(type) : \ | |
52 | sizeof(type) > sizeof(int) ? \ | |
0090f59b | 53 | (-(int)(ap) & (sizeof(type) - 1)) + sizeof(type) : \ |
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54 | (abort(), 0)))[-1] |
55 | #endif | |
56 | ||
57 | #define va_end(ap) | |
58 | ||
59 | #endif /* !_VARARGS_H_ */ |