dos_compilers/Microsoft QuickC v1/INCLUDE/VARARGS.H
2024-07-01 15:54:38 -07:00

22 lines
641 B
C

/***
*varargs.h - XENIX style macros for variable argument functions
*
* Copyright (c) 1985-1987, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This file defines XENIX style macros for accessing arguments of a
* function which takes a variable number of arguments.
* [System V]
*
*******************************************************************************/
#ifndef _VA_LIST_DEFINED
typedef char *va_list;
#define _VA_LIST_DEFINED
#endif
#define va_dcl va_list va_alist;
#define va_start(ap) ap = (va_list)&va_alist
#define va_arg(ap,t) ((t*)(ap += sizeof(t)))[-1]
#define va_end(ap) ap = NULL