OpenCloudOS-Kernel/Documentation/media/uapi/cec/cec-func-close.rst

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.. -*- coding: utf-8; mode: rst -*-
.. _cec-func-close:
***********
cec close()
***********
Name
====
cec-close - Close a cec device
Synopsis
========
.. code-block:: c
#include <unistd.h>
.. c:function:: int close( int fd )
:name: cec-close
Arguments
=========
``fd``
File descriptor returned by :c:func:`open() <cec-open>`.
Description
===========
Closes the cec device. Resources associated with the file descriptor are
freed. The device configuration remain unchanged.
Return Value
============
:c:func:`close() <cec-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.