/* $OpenBSD: stdarg.h,v 1.9 2008/10/23 21:25:07 kettenis 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 _MACHINE_STDARG_H_ #define _MACHINE_STDARG_H_ #include #include typedef __va_list va_list; #ifdef lint #define va_start(ap,lastarg) ((ap) = (ap)) #else #define va_start(ap,lastarg) ((ap) = (va_list)__builtin_saveregs()) #endif /* lint */ #define va_arg(ap,type) \ (sizeof(type) > 8 ? \ ((ap = (va_list) ((char *)ap - sizeof (int))), \ (*((type *) (void *) (*((int *) (ap)))))): \ ((ap = (va_list) ((long)((char *)ap - sizeof (type)) & \ (sizeof(type) > 4 ? ~0x7 : ~0x3))),\ (*((type *) (void *) ((char *)ap + ((8 - sizeof(type)) % 4)))))) #define va_end(ap) #endif /* !_MACHINE_STDARG_H */