| 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 | |