Subject: Re: bi-directional pipes?
To: NetBSD Kernel Technical Discussion List <tech-kern@NetBSD.ORG>
From: David Laight <>
List: tech-kern
Date: 02/05/2003 00:35:28
> In the commercial UNIX world it's been this way for many many years now.
> I would not be suprised at all if there were not many applications
> depending on this well documented behaviour.

At least 15 years....

There are also likely to be applications that rely on fattach().
Although posix only requires it for streams, SVR4 allows it for
any char special or pipe device.

For the uninitiated, fattach() effectively mounts a fd onto a
file system node.

Welcome to the 1980's :-)


David Laight: