86 lines
3.2 KiB
C
86 lines
3.2 KiB
C
/* $NetBSD: stdarg.h,v 1.13 2003/08/07 16:26:33 agc Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1991, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)stdarg.h 8.1 (Berkeley) 6/10/93
|
|
*/
|
|
|
|
#ifndef _ALPHA_STDARG_H_
|
|
#define _ALPHA_STDARG_H_
|
|
|
|
#include <machine/ansi.h>
|
|
#include <sys/featuretest.h>
|
|
|
|
typedef _BSD_VA_LIST_ va_list;
|
|
|
|
#ifdef __lint__
|
|
#define __builtin_saveregs() (0)
|
|
#define __builtin_classify_type(t) (0)
|
|
#define __builtin_next_arg(t) ((t) ? 0 : 0)
|
|
#define __builtin_stdarg_start(a, l) ((a) = ((l) ? 0 : 0))
|
|
#define __builtin_va_arg(a, t) ((a) ? 0 : 0)
|
|
#define __builtin_va_end /* nothing */
|
|
#define __builtin_va_copy(d, s) ((d) = (s))
|
|
#endif
|
|
|
|
#if __GNUC_PREREQ__(2, 96)
|
|
#define va_start(ap, last) __builtin_stdarg_start((ap), (last))
|
|
#define va_arg __builtin_va_arg
|
|
#define va_end __builtin_va_end
|
|
#define __va_copy(dest, src) __builtin_va_copy((dest), (src))
|
|
#else
|
|
#define __va_size(type) \
|
|
(((sizeof(type) + sizeof(long) - 1) / sizeof(long)) * sizeof(long))
|
|
|
|
#define va_start(ap, last) \
|
|
(__builtin_next_arg(last), (ap) = *(va_list *)__builtin_saveregs(), (ap).__pad = 0)
|
|
|
|
#define __REAL_TYPE_CLASS 8
|
|
#define __va_arg_offset(ap, type) \
|
|
((__builtin_classify_type(*(type *)0) == __REAL_TYPE_CLASS && \
|
|
(ap).__offset <= (6 * 8) ? -(6 * 8) : 0) - __va_size(type))
|
|
|
|
#define va_arg(ap, type) \
|
|
(*(type *)((ap).__offset += __va_size(type), \
|
|
(ap).__base + (ap).__offset + __va_arg_offset(ap, type)))
|
|
|
|
#define va_end(ap)
|
|
|
|
#define __va_copy(dest, src) \
|
|
((dest) = (src))
|
|
#endif
|
|
|
|
#if !defined(_ANSI_SOURCE) && \
|
|
(defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L || \
|
|
defined(_NETBSD_SOURCE))
|
|
#define va_copy(dest, src) __va_copy((dest), (src))
|
|
#endif
|
|
|
|
#endif /* !_ALPHA_STDARG_H_ */
|