FreeBSD: Install zsh Shell

How do I install the Z shell ( zsh ) shell under FreeBSD 9 operating systems?

The Z shell (zsh) is a Unix shell and command interpreter for shell scripting. Zsh can be thought of as an extended Bourne shell with a large number of improvements, including some features of bash, ksh, and tcsh.

Install zsh under FreeBSD

Type the following command as the root user to install binary zsh package. You can switch to the root user by typing su – and entering the root password, when prompted.
# pkg_add -r zsh
Sample outputs:

Fetching Done.
Updating /etc/shells

Alternatively, you can use the Freebsd ports:
# cd /usr/ports/shell/zsh
# make install clean

How do I install zsh?

Simply type zsh at the shell prompt:
$ zsh
You will get the following screen:

Fig.01: Configure zsh under FreeBSD

Just follow on-screen instruction to finish zsh configuration.

How do I set zsh as my default shell?

You need to use chsh command to change your default shell under Unix like operating system:
$ chsh -s zsh
$ chsh -s zsh vivek
Sample outputs:
Make sure zsh is set as a new shell for vivek user:
$ grep vivek /etc/passwd
Sample outputs:

vivek:*:1001:1001:SXI ADMIN:/home/vivek:/usr/local/bin/zsh

How do I customize zsh shell?

You need to edit ~/.zshrc file. A sample ~/.zshrc file:
$ cat ~/.zshrc
Sample outputs:

setopt appendhistory autocd extendedglob
unsetopt beep
bindkey -e

Because zsh contains many features, I recommend that you go through the zsh manual page which has been split into a number of sections:
% man zsh

Posted by: SXI ADMIN

The author is the creator of SXI LLC and a seasoned sysadmin, DevOps engineer, and a trainer for the Linux operating system/Unix shell scripting. Get the latest tutorials on SysAdmin, Linux/Unix and open source topics via RSS/XML feed or weekly email newsletter.

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