1 | /* $NetBSD: stdarg.h,v 1.4 2014/08/15 11:58:13 matt Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 1991, 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 | * @(#)stdarg.h 8.1 (Berkeley) 6/10/93 |
32 | */ |
33 | |
34 | #ifndef _SYS_STDARG_H_ |
35 | #define _SYS_STDARG_H_ |
36 | |
37 | #include <sys/cdefs.h> |
38 | #include <sys/ansi.h> |
39 | #include <sys/featuretest.h> |
40 | |
41 | #ifdef __lint__ |
42 | #define __builtin_next_arg(t) ((t) ? 0 : 0) |
43 | #define __builtin_va_start(a, l) ((a) = (va_list)(void *)&(l)) |
44 | #define __builtin_va_arg(a, t) ((a) ? (t) 0 : (t) 0) |
45 | #define __builtin_va_end(a) /* nothing */ |
46 | #define __builtin_va_copy(d, s) ((d) = (s)) |
47 | #elif !(__GNUC_PREREQ__(4, 5) || \ |
48 | (__GNUC_PREREQ__(4, 4) && __GNUC_PATCHLEVEL__ > 2)) |
49 | #define __builtin_va_start(ap, last) __builtin_stdarg_start((ap), (last)) |
50 | #endif |
51 | |
52 | #ifndef __VA_LIST_DECLARED |
53 | typedef __va_list va_list; |
54 | #define __VA_LIST_DECLARED |
55 | #endif |
56 | |
57 | #define va_start(ap, last) __builtin_va_start((ap), (last)) |
58 | #define va_arg __builtin_va_arg |
59 | #define va_end(ap) __builtin_va_end(ap) |
60 | #define __va_copy(dest, src) __builtin_va_copy((dest), (src)) |
61 | |
62 | #if !defined(_ANSI_SOURCE) && \ |
63 | (defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ |
64 | defined(_NETBSD_SOURCE)) |
65 | #define va_copy(dest, src) __va_copy((dest), (src)) |
66 | #endif |
67 | |
68 | #endif /* !_SYS_STDARG_H_ */ |
69 | |