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Re: distinguishing shells



In message "distinguishing shells", trost@indurain.cse.ogi.edu writes:

> Paul Haahr writes:
>     what do you mean distinguish?
> 
> I mean I want to be able to write the following in my script:
> 
>   magic-stuff-I'm-asking-for || {
> 	echo Oops!  This is the Bourne shell!  I will feed myself to es.
> 	exec es $0 ${1+"$@"}
>   }
>                                                                              

If that is acceptable, why not always create a new es shell?  Brute
force, but should work.

Jayant
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