mirror of https://gitee.com/openkylin/linux.git
48 lines
720 B
ReStructuredText
48 lines
720 B
ReStructuredText
.. -*- coding: utf-8; mode: rst -*-
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.. _media-func-close:
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*************
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media close()
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*************
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Name
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====
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media-close - Close a media device
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Synopsis
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========
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.. code-block:: c
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#include <unistd.h>
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.. c:function:: int close( int fd )
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Arguments
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=========
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``fd``
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File descriptor returned by :ref:`open() <func-open>`.
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Description
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===========
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Closes the media device. Resources associated with the file descriptor
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are freed. The device configuration remain unchanged.
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Return Value
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============
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:ref:`close() <media-func-close>` returns 0 on success. On error, -1 is returned, and
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``errno`` is set appropriately. Possible error codes are:
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EBADF
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``fd`` is not a valid open file descriptor.
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