projects / thirdparty / man-pages.git / blame
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1 | .\" Copyright (c) 2020-2022 by Alejandro Colomar <colomar.6.4.3@gmail.com> |
| 2 | .\" and Copyright (c) 2020 by Michael Kerrisk <mtk.manpages@gmail.com> | |
| 3 | .\" | |
| 4 | .\" SPDX-License-Identifier: Linux-man-pages-copyleft | |
| 5 | .\" | |
| 6 | .\" | |
| 45186a5d | 7 | .TH VA_LIST 3type 2022-07-21 "Linux man-pages (unreleased)" |
| 5df0b721 AC |
8 | .SH NAME |
| 9 | va_list \- variable argument list | |
| 10 | .SH LIBRARY | |
| 11 | Standard C library | |
| 12 | .RI ( libc ) | |
| 13 | .SH SYNOPSIS | |
| 14 | .nf | |
| 15 | .B #include <stdarg.h> | |
| 16 | .PP | |
| 17 | .BR typedef " /* ... */ " va_list; | |
| 18 | .fi | |
| 19 | .SH DESCRIPTION | |
| 20 | Used by functions with a varying number of arguments of varying types. | |
| 21 | The function must declare an object of type | |
| 22 | .I va_list | |
| 23 | which is used by the macros | |
| 24 | .BR va_start (3), | |
| 25 | .BR va_arg (3), | |
| 26 | .BR va_copy (3), | |
| 27 | and | |
| 28 | .BR va_end (3) | |
| 29 | to traverse the list of arguments. | |
| 3113c7f3 | 30 | .SH STANDARDS |
| 801a509d | 31 | C99 and later; |
| 5df0b721 AC |
32 | POSIX.1-2001 and later. |
| 33 | .SH NOTES | |
| 34 | The following headers also provide | |
| 35 | .IR va_list : | |
| 36 | .I <stdio.h> | |
| 37 | and | |
| 38 | .IR <wchar.h> . | |
| 39 | .SH SEE ALSO | |
| 40 | .BR va_start (3), | |
| 41 | .BR va_arg (3), | |
| 42 | .BR va_copy (3), | |
| 43 | .BR va_end (3) |