#### 2.4.6 Customizing `readline`

As mentioned earlier Octave uses the GNU readline library for command-line editing and history features. It is possible to customize how readline works through a configuration file.

— Built-in Function: read_readline_init_file (file)

> Read the readline library initialization file file. If file is omitted, read the default initialization file (normally `~/.inputrc`).

> See Readline Init File, for details.