[CentOS] Bourne shell deprecated?
jack at internetguy.net
Wed Apr 27 19:59:08 UTC 2016
>>> >The various *BSD's have & use the actual Bourne shell ....
>> Which one? All the BSDs I know of use the Almquist Shell except for
>> OpenBSD which uses a patched version of the Public Domain Korn Shell
> indeed, the man for sh(1) on freebsd 10.3 says (in part)
> A sh command, the Thompson shell, appeared in Version 1
> AT&T UNIX. It
> was superseded in Version 7 AT&T UNIX by the Bourne shell,
> which inher-
> ited the name sh.
> This version of sh was rewritten in 1989 under the BSD
> license after the
> Bourne shell from AT&T System V Release 4 UNIX.
Interesting. Back in 1980 we called /bin/sh the Mashey shell. It did
not have command substitution or other things we now take for granted.
Bourne did that for us. So there's a version or two missing in history...
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