From mboxrd@z Thu Jan  1 00:00:00 1970
From: dot@dotat.at (Tony Finch)
Date: Tue, 28 Jun 2016 15:47:07 +0100
Subject: [TUHS] Origin year of BSD csh?
In-Reply-To: <20160627112732.GA8110@autechre4>
References: <201606261014.u5QAE1qX015184@skeeve.com>
 <5770032F.8030306@mhorton.net> <20160626181450.GK26734@mcvoy.com>
 <18119E4C-CE7E-44BD-B2D2-D7B32850238F@ronnatalie.com>
 <20160627112732.GA8110@autechre4>
Message-ID: <alpine.DEB.2.11.1606281543040.7397@grey.csi.cam.ac.uk>

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.
-- 
f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/  -  I xn--zr8h punycode
Fair Isle, Faeroes, Southeast Iceland: Southwesterly backing easterly or
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