There are answers in this site which use the a term similar to "bourne-like shells".
That may raise some natural questions:
Which shells are Bourne-like?
Is the Bourne shell itself also a Bourne-like shell?
If that last question is true, What is the set of "Bourne-like descendants" but excluding the Bourne shell itself called?
We may improve by developing some taxa about shells. Maybe family and specie could be enough. Families:
- Bourne (only the bourne shell)
- csh (csh,es,rc,akanga)
- Ksh (ksh,lksh,mksh, bash)
- zsh.
Maybe a Posix family as well, that should be up for discussion IMhO.
var=value
". When would we need to be more specific than that and yet not so specific as to name the actual shell we mean? Could you clarify?rc
copied/inspired from the plan9 shell) has nothing to do with csh. csh is probably the Unix shell with the worst syntax whilerc
probably the one with the best.fish
is another popular shell nowadays.