.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later .. c:namespace:: DTV.fe

.. _frontend_f_close:

Digital TV frontend close()

Name

fe-close - Close a frontend device

Synopsis

.. code-block:: c

#include <unistd.h>

.. c:function:: int close( int fd )

Arguments

fd File descriptor returned by :c:func:open().

Description

This system call closes a previously opened front-end device. After closing a front-end device, its corresponding hardware might be powered down automatically.

Return Value

On success 0 is returned.

On error -1 is returned, and the errno variable is set appropriately.

Generic error codes are described at the :ref:Generic Error Codes <gen-errors> chapter.