1129198Scognet/*- 2129198Scognet * Copyright (c) 2002 David E. O'Brien. All rights reserved. 3129198Scognet * Copyright (c) 1991, 1993 4129198Scognet * The Regents of the University of California. All rights reserved. 5129198Scognet * 6129198Scognet * Redistribution and use in source and binary forms, with or without 7129198Scognet * modification, are permitted provided that the following conditions 8129198Scognet * are met: 9129198Scognet * 1. Redistributions of source code must retain the above copyright 10129198Scognet * notice, this list of conditions and the following disclaimer. 11129198Scognet * 2. Redistributions in binary form must reproduce the above copyright 12129198Scognet * notice, this list of conditions and the following disclaimer in the 13129198Scognet * documentation and/or other materials provided with the distribution. 14129198Scognet * 4. Neither the name of the University nor the names of its contributors 15129198Scognet * may be used to endorse or promote products derived from this software 16129198Scognet * without specific prior written permission. 17129198Scognet * 18129198Scognet * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19129198Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20129198Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21129198Scognet * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22129198Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23129198Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24129198Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25129198Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26129198Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27129198Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28129198Scognet * SUCH DAMAGE. 29129198Scognet * 30129198Scognet * @(#)stdarg.h 8.1 (Berkeley) 6/10/93 31129198Scognet * $FreeBSD$ 32129198Scognet */ 33129198Scognet 34129198Scognet#ifndef _MACHINE_STDARG_H_ 35129198Scognet#define _MACHINE_STDARG_H_ 36129198Scognet 37129198Scognet#include <sys/cdefs.h> 38129198Scognet#include <sys/_types.h> 39129198Scognet 40129198Scognet#ifndef _VA_LIST_DECLARED 41129198Scognet#define _VA_LIST_DECLARED 42129198Scognettypedef __va_list va_list; 43129198Scognet#endif 44129198Scognet 45143063Sjoerg#ifdef __GNUCLIKE_BUILTIN_STDARG 46129198Scognet 47129198Scognet#define va_start(ap, last) \ 48162487Skan __builtin_va_start((ap), (last)) 49129198Scognet 50129198Scognet#define va_arg(ap, type) \ 51129198Scognet __builtin_va_arg((ap), type) 52129198Scognet 53129198Scognet#if __ISO_C_VISIBLE >= 1999 54129198Scognet#define va_copy(dest, src) \ 55129198Scognet __builtin_va_copy((dest), (src)) 56129198Scognet#endif 57129198Scognet 58129198Scognet#define va_end(ap) \ 59129198Scognet __builtin_va_end(ap) 60129198Scognet 61143063Sjoerg#else /* !__GNUCLIKE_BUILTIN_STDARG */ 62129198Scognet 63129198Scognet#define __va_size(type) \ 64129198Scognet (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) 65129198Scognet 66143063Sjoerg#ifdef __GNUCLIKE_BUILTIN_NEXT_ARG 67129198Scognet#define va_start(ap, last) \ 68129198Scognet ((ap) = (va_list)__builtin_next_arg(last)) 69143063Sjoerg#else /* !__GNUCLIKE_BUILTIN_NEXT_ARG */ 70129198Scognet#define va_start(ap, last) \ 71129198Scognet ((ap) = (va_list)&(last) + __va_size(last)) 72143063Sjoerg#endif /* __GNUCLIKE_BUILTIN_NEXT_ARG */ 73129198Scognet 74129198Scognet#define va_arg(ap, type) \ 75129198Scognet (*(type *)((ap) += __va_size(type), (ap) - __va_size(type))) 76129198Scognet 77129198Scognet#define va_end(ap) 78129198Scognet 79143063Sjoerg#endif /* __GNUCLIKE_BUILTIN_STDARG */ 80129198Scognet 81129198Scognet#endif /* !_MACHINE_STDARG_H_ */ 82