From mboxrd@z Thu Jan  1 00:00:00 1970
From: dot@dotat.at (Tony Finch)
Date: Fri, 6 Apr 2018 16:00:03 +0100
Subject: [TUHS] long lived programs
In-Reply-To: <1522962186.9871.for-standards-violators@oclsc.org>
References: <1522962186.9871.for-standards-violators@oclsc.org>
Message-ID: <alpine.DEB.2.11.1804061558140.19380@grey.csi.cam.ac.uk>

Norman Wilson <norman at oclsc.org> wrote:
>
> We'd done it just by making pipe(2) create a stream.  This caused some
> subtle differences in semantics (pipes became full-duplex; writing to a
> pipe put a delimiter in the stream, so that a corresponding read on the
> other end would stop at the delimiter;

Was it 4.4BSD which implemented pipe() using socketpair() under the
covers? Full-duples like streams, but without the delimiters.

Tony.
-- 
f.anthony.n.finch  <dot at dotat.at>  http://dotat.at/
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