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1 | 13 | up20180614 | /* $NetBSD: stdarg.h,v 1.4 2014/08/15 11:58:13 matt Exp $ */
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2 | |||
3 | /*-
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4 | * Copyright (c) 1991, 1993
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5 | * The Regents of the University of California. All rights reserved.
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6 | *
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7 | * Redistribution and use in source and binary forms, with or without
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8 | * modification, are permitted provided that the following conditions
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9 | * are met:
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10 | * 1. Redistributions of source code must retain the above copyright
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11 | * notice, this list of conditions and the following disclaimer.
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12 | * 2. Redistributions in binary form must reproduce the above copyright
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13 | * notice, this list of conditions and the following disclaimer in the
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14 | * documentation and/or other materials provided with the distribution.
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15 | * 3. Neither the name of the University nor the names of its contributors
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16 | * may be used to endorse or promote products derived from this software
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17 | * without specific prior written permission.
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18 | *
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19 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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21 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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22 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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23 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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24 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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25 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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28 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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29 | * SUCH DAMAGE.
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30 | *
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31 | * @(#)stdarg.h 8.1 (Berkeley) 6/10/93
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32 | */
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33 | |||
34 | #ifndef _SYS_STDARG_H_
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35 | #define _SYS_STDARG_H_
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36 | |||
37 | #include <sys/cdefs.h> |
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38 | #include <sys/ansi.h> |
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39 | #include <sys/featuretest.h> |
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40 | |||
41 | #ifdef __lint__
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42 | #define __builtin_next_arg(t) ((t) ? 0 : 0) |
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43 | #define __builtin_va_start(a, l) ((a) = (va_list)(void *)&(l)) |
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44 | #define __builtin_va_arg(a, t) ((a) ? (t) 0 : (t) 0) |
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45 | #define __builtin_va_end(a) /* nothing */ |
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46 | #define __builtin_va_copy(d, s) ((d) = (s))
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47 | #elif !(__GNUC_PREREQ__(4, 5) || \ |
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48 | (__GNUC_PREREQ__(4, 4) && __GNUC_PATCHLEVEL__ > 2)) |
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49 | #define __builtin_va_start(ap, last) __builtin_stdarg_start((ap), (last))
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50 | #endif
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51 | |||
52 | #ifndef __VA_LIST_DECLARED
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53 | typedef __va_list va_list;
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54 | #define __VA_LIST_DECLARED
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55 | #endif
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56 | |||
57 | #define va_start(ap, last) __builtin_va_start((ap), (last))
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58 | #define va_arg __builtin_va_arg
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59 | #define va_end(ap) __builtin_va_end(ap)
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60 | #define __va_copy(dest, src) __builtin_va_copy((dest), (src))
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61 | |||
62 | #if !defined(_ANSI_SOURCE) && \
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63 | (defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \ |
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64 | defined(_NETBSD_SOURCE)) |
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65 | #define va_copy(dest, src) __va_copy((dest), (src))
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66 | #endif
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67 | |||
68 | #endif /* !_SYS_STDARG_H_ */ |