Va_Start - Analog Devices VISUALDSP++ 3.5 Manual

va_start

initialize the variable-length argument list processing
Synopsis
#include <stdarg.h>
void va_start(va_list ap, parmN);
Description
The
va_start
ber of arguments to start processing those variable arguments. The first
argument to
va_start
by to walk through the arguments.
va_arg
The second argument is the name of the last named parameter in the func-
tion's parameter list; the list of variable arguments immediately follows
this parameter. The
or
va_arg va_end
Error Conditions
The
va_start
Example
See "va_arg" on page
See Also
va_arg, va_end
VisualDSP++ 3.5 C/C++ Compiler and Library Manual
for ADSP-219x DSPs
macro is used in a function declared to take a variable num-
should be a variable of type
macro must be invoked before either the
va_start
macro can be invoked.
macro does not return an error condition.
3-158.
C/C++ Run-Time Library
, which is used
va_list
3-161