va_list(3type)

NAME#

va_list - variable argument list

LIBRARY#

Standard C library (libc)

SYNOPSIS#

#include <stdarg.h>

typedef\n /* ... */  \nva_list;

DESCRIPTION#

Used by functions with a varying number of arguments of varying types. The function must declare an object of type va_list which is used by the macros va_start(3), va_arg(3), va_copy(3), and va_end(3) to traverse the list of arguments.

STANDARDS#

C11, POSIX.1-2008.

HISTORY#

C89, POSIX.1-2001.

NOTES#

The following headers also provide va_list: <stdio.h> and <wchar.h>.

SEE ALSO#

va_start(3), va_arg(3), va_copy(3), va_end(3)