[TUHS] Origin year of BSD csh?

[Tony Finch]

Sven Mascheck <mascheck at in-ulm.de> wrote:
>
> I've always been intrigued by the fact that traditional Bourne shell and
> Almquist shell haven't implemented history or command line editing.

The Almquist shell had history support added for (I think) 4.4BSD
https://svnweb.freebsd.org/csrg/bin/sh/histedit.c?view=log

It's a required feature for POSIX sh, though I don't know how far back
that requirement goes...

Tony.
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