1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 .. c:namespace:: MC 3 4 .. _media-func-close: 5 6 ************* 7 media close() 8 ************* 9 10 Name 11 ==== 12 13 media-close - Close a media device 14 15 Synopsis 16 ======== 17 18 .. code-block:: c 19 20 #include <unistd.h> 21 22 .. c:function:: int close( int fd ) 23 24 Arguments 25 ========= 26 27 ``fd`` 28 File descriptor returned by :c:func:`open()`. 29 30 Description 31 =========== 32 33 Closes the media device. Resources associated with the file descriptor 34 are freed. The device configuration remain unchanged. 35 36 Return Value 37 ============ 38 39 :c:func:`close()` returns 0 on success. On error, -1 is returned, and 40 ``errno`` is set appropriately. Possible error codes are: 41 42 EBADF 43 ``fd`` is not a valid open file descriptor.
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