/*** *stdarg.h - defines ANSI-style macros for variable argument functions * * Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved. * *Purpose: * This file defines ANSI-style macros for accessing arguments * of functions which take a variable number of arguments. * [ANSI] * ****/ #ifndef _INC_STDARG #ifdef __cplusplus extern "C" { #endif #ifdef _WINDLL #define _FARARG_ __far #else #define _FARARG_ #endif #if (_MSC_VER <= 600) #define __far _far #endif #ifndef _VA_LIST_DEFINED typedef char _FARARG_ *va_list; #define _VA_LIST_DEFINED #endif /* * define a macro to compute the size of a type, variable or expression, * rounded up to the nearest multiple of sizeof(int). This number is its * size as function argument (Intel architecture). Note that the macro * depends on sizeof(int) being a power of 2! */ #define _INTSIZEOF(n) ( (sizeof(n) + sizeof(int) - 1) & ~(sizeof(int) - 1) ) #define va_start(ap,v) ap = (va_list)&v + _INTSIZEOF(v) #define va_arg(ap,t) ( *(t _FARARG_ *)((ap += _INTSIZEOF(t)) - _INTSIZEOF(t)) ) #define va_end(ap) ap = (va_list)0 #ifdef __cplusplus } #endif #define _INC_STDARG #endif