| .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later |
| |
| .. _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 ) |
| :name: dvb-fe-close |
| |
| Arguments |
| ========= |
| |
| ``fd`` |
| File descriptor returned by :c:func:`open() <dvb-fe-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. |
