linux-zen-desktop/Documentation/userspace-api/media/mediactl/media-func-close.rst

44 lines
734 B
ReStructuredText
Raw Normal View History

2023-08-30 17:31:07 +02:00
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. c:namespace:: MC
.. _media-func-close:
*************
media close()
*************
Name
====
media-close - Close a media device
Synopsis
========
.. code-block:: c
#include <unistd.h>
.. c:function:: int close( int fd )
Arguments
=========
``fd``
File descriptor returned by :c:func:`open()`.
Description
===========
Closes the media device. Resources associated with the file descriptor
are freed. The device configuration remain unchanged.
Return Value
============
:c:func:`close()` returns 0 on success. On error, -1 is returned, and
``errno`` is set appropriately. Possible error codes are:
EBADF
``fd`` is not a valid open file descriptor.