1 /* 2 * Copyright (c) 1992 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This software was developed by the Computer Systems Engineering group 6 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and 7 * contributed to Berkeley. 8 * 9 * All advertising materials mentioning features or use of this software 10 * must display the following acknowledgement: 11 * This product includes software developed by the University of 12 * California, Lawrence Berkeley Laboratories. 13 * 14 * %sccs.include.redist.c% 15 * 16 * @(#)varargs.h 7.2 (Berkeley) 07/21/92 17 * 18 * from: $Header: varargs.h,v 1.4 92/06/17 06:10:31 torek Exp $ 19 */ 20 21 #ifndef _MACHINE_VARARGS_H_ 22 #define _MACHINE_VARARGS_H_ 23 24 typedef char *va_list; 25 #define va_dcl int va_alist; 26 #define va_start(ap) (__builtin_saveregs(), (ap) = (char *)&va_alist) 27 #define va_arg(ap, t) (((t *)(ap += sizeof(t)))[-1]) 28 #define va_end(ap) /* empty */ 29 30 #endif /* !_MACHINE_VARARGS_H_ */ 31