Linux in a Nutshell, Fifth Edition

echo | 661

Bash and Korn

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

-c Remove all entries from (clear) the directory stack.

-l Produce a longer listing, one that does not replace $HOME

with ~.

-p Print the directory stack, one entry per line.

-v Print the directory stack, one entry per line, with each entry

preceded by its index in the stack.

disown

disown [-ahr] [job ...]

Bash version. Remove job from the list of jobs managed by Bash.

Options

-a Remove all jobs. With -h, mark all jobs.

-h Instead of removing jobs from the list of known jobs, mark

them to not receive SIGHUP when Bash exits.

-r With no jobs, remove (or mark) only running jobs.

disown

disown [job ...]

ksh93 version. When a login shell exits, do not send a SIGHUP to

the given jobs. If no jobs are listed, no background jobs will receive

SIGHUP.

do

do

Reserved word that precedes the command sequence in a for,

while, until, or select statement.

done

done

Reserved word that ends a for, while, until, or select statement.

echo

echo [-eEn] [string]

Bash version, built into the shell. Write string to standard output.

(See also echo in Chapter 3.)

Options

-e Enable interpretation of the following escape sequences,

which must be quoted (or escaped with a \) to prevent inter-

pretation by the shell:

\a Alert (ASCII BEL).

\b Backspace.

\c Suppress the terminating newline (same as -n).

\e ASCII Escape ...