1/*- 2 * Copyright (c) 2002 David E. O'Brien. All rights reserved. 3 * Copyright (c) 2000 Tsubai Masanari. All rights reserved. 4 * 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. The name of the author may not be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 27 * $NetBSD: varargs.h,v 1.5 2000/02/27 17:50:22 tsubai Exp $ 28 * $FreeBSD: releng/11.0/sys/powerpc/include/varargs.h 143063 2005-03-02 21:33:29Z joerg $ 29 */ 30 31#ifndef _MACHINE_VARARGS_H_ 32#define _MACHINE_VARARGS_H_ 33 34#ifndef _SYS_CDEFS_H_ 35#error this file needs sys/cdefs.h as a prerequisite 36#endif 37 38#if defined(__GNUCLIKE_BUILTIN_VARARGS) 39 40#include <sys/_types.h> 41 42#ifndef _VA_LIST_DECLARED 43#define _VA_LIST_DECLARED 44typedef __va_list va_list; 45#endif 46 47typedef int __builtin_va_alist_t __attribute__((__mode__(__word__))); 48 49#define va_alist __builtin_va_alist 50#define va_dcl __builtin_va_alist_t __builtin_va_alist; ... 51#define va_start(ap) __builtin_varargs_start(ap) 52#define va_arg(ap, type) __builtin_va_arg((ap), type) 53#define va_end(ap) __builtin_va_end(ap) 54 55#else /* ! __GNUCLIKE_BUILTIN_VARARGS */ 56 57#include <machine/stdarg.h> 58 59#ifdef __GNUCLIKE_BUILTIN_VAALIST 60#define va_alist __builtin_va_alist 61#define va_dcl int __builtin_va_alist; ... 62#else 63#error this file needs to be ported to your compiler 64#endif 65 66#undef va_start 67 68#ifdef __lint__ 69#define va_start(ap) ((ap) = *(va_list *)0) 70#else 71#define va_start(ap) \ 72 ((ap).__stack = __va_stack_args, \ 73 (ap).__base = __va_reg_args, \ 74 (ap).__gpr = __va_first_gpr, \ 75 (ap).__fpr = __va_first_fpr) 76#endif 77 78#endif /* __GNUCLIKE_BUILTIN_VARARGS */ 79 80#endif /* _MACHINE_VARARGS_H_ */ 81