Linux in a Nutshell, Fifth Edition

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Chapter 3: Linux Commands

This is the Title of the Book, eMatter Edition

Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.

Options

-D domain

Use domain instead of UUCP as the UUCP hostname in From

fields.

-T Print debugging information.

rmdir

rmdir [options] directories

Delete the named directories (not the contents). directories are

deleted from the parent directory and must be empty (if not, rm -r

can be used instead). See also mkdir.

Options

--help

Print a help message and then exit.

--ignore-fail-on-non-empty

Ignore failure to remove directories that are not empty.

-p, --parents

Remove directories and any intervening parent directories that

become empty as a result. Useful for removing subdirectory

trees.

--verbose

Verbose mode; print message for each directory as it is

processed.

--version

Print version information and then exit.

rmmod

rmmod [options] modules

System administration command. Unload a module or list of

modules from the kernel. This command is successful only if the

specified modules are not in use and no other modules are depen-

dent on them. This simplified program provides some backward

compatibility. In general, use modprobe -r instead.

Options

-s, --syslog

Write messages to syslogd instead of to the terminal.

-v, --verbose

Verbose mode.

-V, --version

Print version number, then exit.

-w, --wait

If module is in use, disable it so no new processes can use it.

Remove the module when ...