Which linux shell am I using?

Unix creates all required configuration and setup when a user is create d. Run grep /etc/passwd to know the shell which you are using when you log in to Unix or Linux operating system. Where – login user name.

Both Linux and Unix provides various shell out of the box. One can find bash (Bourne Again shell), ksh (Korn shell), csh (C shell)/tcsh (TC shell), sh (Bourne shell) and more installed by default.

So, how to change shells in Linux?

The most frequent answer is: all the shells available on your Linux systems are listed in the file /etc/shells. You can use cat command or less command to view the content of the file. How to change the shell to use another one? If you want to use a different shell, you can simply type its name and you’ll be logged into the new shell.

How to check which shell I am using in Linux?

You can simply use echo $0 command to check which shell you are using and –version to check the version of the shell. Show activity on this post. Thanks for contributing an answer to Unix & Linux Stack Exchange!

The easiest way to find out what shell is being used is to type the following command syntax at the command line prompt: echo $SHELL. Yes, that is $SHELL in all caps, case matters in the unix world.

Commonly used for listing running processes, the ps command in its basic format sheds light on the shell that you are using. Simply execute the command: From the first line of the output, we can clearly see the PID of the shell and the last column prints out the type of shell, in this case – bash.

One of the next things we wondered was; how do I find the version of the shell I am using?

You can get the version of the shell simply by adding –version after the name of your running shell. For example, if you are running zsh, you can use this:.

To display the shell used, invoke the command: $ grep “^$USER” /etc/passwd Using /etc/passwd file to show shell At the very last segment, we get to see the bash used, in this case /bin/bash This also gives you a glimpse of which shell is opened first when you first log in to your system.

How to print the current shell name in Linux?

Let us summarize all command once again. Use the following Linux or Unix commands: ps -p $$ – Display your current shell name reliably. Echo “$SHELL ” – Print the shell for the current user but not necessarily the shell that is running at the movement.