varargs.h revision 7c478bd95313f5f23a4c958a745db2134aa0324
17c478bdstevel@tonic-gate/*
27c478bdstevel@tonic-gate * CDDL HEADER START
37c478bdstevel@tonic-gate *
47c478bdstevel@tonic-gate * The contents of this file are subject to the terms of the
57c478bdstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only
67c478bdstevel@tonic-gate * (the "License").  You may not use this file except in compliance
77c478bdstevel@tonic-gate * with the License.
87c478bdstevel@tonic-gate *
97c478bdstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bdstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
117c478bdstevel@tonic-gate * See the License for the specific language governing permissions
127c478bdstevel@tonic-gate * and limitations under the License.
137c478bdstevel@tonic-gate *
147c478bdstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
157c478bdstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bdstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
177c478bdstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
187c478bdstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bdstevel@tonic-gate *
207c478bdstevel@tonic-gate * CDDL HEADER END
217c478bdstevel@tonic-gate */
227c478bdstevel@tonic-gate/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
237c478bdstevel@tonic-gate/*	  All Rights Reserved	*/
247c478bdstevel@tonic-gate
257c478bdstevel@tonic-gate
267c478bdstevel@tonic-gate/*
277c478bdstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
287c478bdstevel@tonic-gate * Use is subject to license terms.
297c478bdstevel@tonic-gate */
307c478bdstevel@tonic-gate
317c478bdstevel@tonic-gate#ifndef	_SYS_VARARGS_H
327c478bdstevel@tonic-gate#define	_SYS_VARARGS_H
337c478bdstevel@tonic-gate
347c478bdstevel@tonic-gate#pragma ident	"%Z%%M%	%I%	%E% SMI"	/* UCB 4.1 83/05/03 */
357c478bdstevel@tonic-gate
367c478bdstevel@tonic-gate/*
377c478bdstevel@tonic-gate * This header defines the Solaris system definitions for variable
387c478bdstevel@tonic-gate * argument lists.  For the most part, it follows the definitions of
397c478bdstevel@tonic-gate * ISO C 1999.  It does not follow the namespace rules for ISO C++
407c478bdstevel@tonic-gate * 1998.  For legacy support, it also defines the pre-standard variable
417c478bdstevel@tonic-gate * argument definitions.
427c478bdstevel@tonic-gate *
437c478bdstevel@tonic-gate * The varargs definitions within this header are defined in terms of
447c478bdstevel@tonic-gate * implementation definitions.  These implementation definitions reside
457c478bdstevel@tonic-gate * in <sys/va_impl.h>.  This organization enables protected use of
467c478bdstevel@tonic-gate * the implementation by other standard headers without introducing
477c478bdstevel@tonic-gate * names into the users' namespace.
487c478bdstevel@tonic-gate */
497c478bdstevel@tonic-gate
507c478bdstevel@tonic-gate#include <sys/va_impl.h>
517c478bdstevel@tonic-gate
527c478bdstevel@tonic-gate#ifdef	__cplusplus
537c478bdstevel@tonic-gateextern "C" {
547c478bdstevel@tonic-gate#endif
557c478bdstevel@tonic-gate
567c478bdstevel@tonic-gate#ifndef	_VA_LIST
577c478bdstevel@tonic-gate#define	_VA_LIST
587c478bdstevel@tonic-gatetypedef __va_list va_list;
597c478bdstevel@tonic-gate#endif
607c478bdstevel@tonic-gate
617c478bdstevel@tonic-gate#if defined(__STDC__)
627c478bdstevel@tonic-gate/*
637c478bdstevel@tonic-gate * When __STDC__ is defined, this file provides stdarg semantics despite
647c478bdstevel@tonic-gate * the name of the file.
657c478bdstevel@tonic-gate */
667c478bdstevel@tonic-gate
677c478bdstevel@tonic-gate#define	va_start(list, name)	__va_start(list, name)
687c478bdstevel@tonic-gate#define	va_arg(list, type)	__va_arg(list, type)
697c478bdstevel@tonic-gate#define	va_copy(to, from)	__va_copy(to, from)
707c478bdstevel@tonic-gate#define	va_end(list)		__va_end(list)
717c478bdstevel@tonic-gate
727c478bdstevel@tonic-gate#else	/* ! __STDC__ */
737c478bdstevel@tonic-gate/*
747c478bdstevel@tonic-gate * In the absence of __STDC__, this file provides traditional varargs
757c478bdstevel@tonic-gate * semantics.
767c478bdstevel@tonic-gate */
777c478bdstevel@tonic-gate
787c478bdstevel@tonic-gate#define	va_alist		__builtin_va_alist
797c478bdstevel@tonic-gate#define	va_dcl			__va_alist_type va_alist;
807c478bdstevel@tonic-gate#define	va_start(list)		__va_start(list, va_alist)
817c478bdstevel@tonic-gate#define	va_arg(list, type)	__va_arg(list, type)
827c478bdstevel@tonic-gate#define	va_copy(to, from)	__va_copy(to, from)
837c478bdstevel@tonic-gate#define	va_end(list)		__va_end(list)
847c478bdstevel@tonic-gate
857c478bdstevel@tonic-gate#endif	/* __STDC__ */
867c478bdstevel@tonic-gate
877c478bdstevel@tonic-gate#ifdef	__cplusplus
887c478bdstevel@tonic-gate}
897c478bdstevel@tonic-gate#endif
907c478bdstevel@tonic-gate
917c478bdstevel@tonic-gate#endif	/* _SYS_VARARGS_H */
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