/*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted provided * that: (1) source distributions retain this entire copyright notice and * comment, and (2) distributions including binaries display the following * acknowledgement: ``This product includes software developed by the * University of California, Berkeley and its contributors'' in the * documentation or other materials provided with the distribution and in * all advertising materials mentioning features or use of this software. * 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * * @(#)stdarg.h 5.4 (Berkeley) 6/26/90 */ typedef char *va_list; #define va_arg(ap, type) \ ((type *)(ap += sizeof(type) < sizeof(int) ? \ (abort(), 0) : sizeof(type)))[-1] #define va_end(ap) #define __va_promote(type) \ (((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int)) #define va_start(ap, last) \ (ap = ((char *)&(last) + __va_promote(last)))