Re: which shell I'm using?

[Richard Lyons <richard@the-place.net>]

On Thursday 04 March 2004 02:02, Colin Watson wrote:
> On Wed, Mar 03, 2004 at 08:56:49PM +0100, Ruben Porras wrote:
> > so, echo $SHELL seems not to be reliable, how could I now which shell I
> > am using? (Imagine you need to know in a script)?
>
> You should never need to know this in a script, because (correct)
> scripts should always have #! lines at the top specifying the
> interpreter to use.
>
> In practice I've never found myself needing a shell variable to let me
> know in any other situation either; I know what my login shell is, and I
> can use 'getent passwd | grep ^whatever-my-user-name-is' to find out if

I learn something new every hour!  Never heard of getent before.  (Though in 
this instance 'cat /etc/passwd | grep ^whatever-my-user-name-is' is only one 
character longer).

-- 
richard