Here is the command to find out what your current shell type is in Linux or Unix. This works for most variants of Unix, Aix, and Linux.
echo $0, this will display the shell type.
echo $SHELL, this will give you more detailed shell type information.
Below is a table of the various shell types and their configuration files
Shells read configuration files on multiple circumstances which differ depending on the shell. This table shows the configuration files for popular shells:
(Please Note: If the table below is not displayed is the right format, then please refresh your screen by clicking on refresh on your browsers toolbar or press the F5 key on your keyboard.)
| sh | ksh | csh | tcsh | bash | zsh | |
|---|---|---|---|---|---|---|
/etc/.login |
login | login | ||||
/etc/csh.cshrc |
yes | yes | ||||
/etc/csh.login |
login | login | ||||
~/.tcshrc |
yes | |||||
~/.cshrc |
yes | yes | ||||
~/.login |
login | login | ||||
~/.logout |
login | login | ||||
/etc/profile |
login | login | i.login | |||
~/.profile |
login | login | login | |||
~/.bash_profile |
login | |||||
~/.bash_login |
login | |||||
~/.bash_logout |
login | |||||
~/.bashrc |
n/login | |||||
/etc/zshenv |
yes | |||||
/etc/zprofile |
login | |||||
/etc/zshrc |
int. | |||||
/etc/zlogin |
login | |||||
/etc/zlogout |
login | |||||
~/.zshenv |
yes | |||||
~/.zprofile |
login | |||||
~/.zshrc |
int. | |||||
~/.zlogin |
login | |||||
~/.zlogout |
login |