[ << ] [ < ] [ Up ] [ > ] [ >> ]         [Top] [Contents] [Index] [ ? ]

5.4.2 Magnetic Tape Control

Backup scripts access tape device using special hook functions. These functions take a single argument — the name of the tape device. Their names are kept in the following variables:

Backup variable: MT_BEGIN

The name of begin function. This function is called before accessing the drive. By default it retensions the tape:


mt_begin() {
    mt -f "$1" retension
Backup variable: MT_REWIND

The name of rewind function. The default definition is as follows:


mt_rewind() {
    mt -f "$1" rewind
Backup variable: MT_OFFLINE

The name of the function switching the tape off line. By default it is defined as follows:


mt_offline() {
    mt -f "$1" offl
Backup variable: MT_STATUS

The name of the function used to obtain the status of the archive device, including error count. Default definition:


mt_status() {
    mt -f "$1" status

This document was generated on March 24, 2021 using texi2html 5.0.