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.
Unix creates all required configuration and setup when a user is create d. Run grep
What are the shell options in Unix and Linux?
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.
Is there a default shell for Linux?
Of course, it is. There are several shell available for Linux systems. Some of the most popular ones are: You may wonder this in a few situations. For example, if you log into a Linux system not known to you, you may wonder which shell is being used by default.
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.
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 $$ – Display your current shell name reliably. Echo “$SHELL ” – Print the shell for the current user but not necessarily the shell that is running at the movement.
How to get the current shell interpreter name in Linux?
Use the following Linux or Unix commands: 1 ps -p $$ – Display your current shell name reliably. 2 echo “$SHELL” – Print the shell for the current user but not necessarily the shell that is running at the movement. 3 echo $0 – Another reliable and simple method to get the current shell interpreter name on Linux or Unix-like systems., and more items.