[TUHS] Source code abundance?

[Larry McVoy]

I'll bet anything this was Coherent, I remember the same story, I think
Dennis was involved as well.

On Mon, Mar 06, 2017 at 03:44:32PM -0800, Steve Johnson wrote:
> I don't remember.???? In fact, I'm not sure I ever knew...
> 
> Steve
> 
> ----- Original Message -----
> From: "Cory Smelosky" <b4 at gewt.net>
> To:
> Cc:"TUHS main list" <tuhs at minnie.tuhs.org>
> Sent:Mon, 06 Mar 2017 15:32:41 -0800
> Subject:Re: [TUHS] Source code abundance?
> 
>  Steve Johnson wrote:
>  > I can attest to at least one case where AT&T attempted to see
> whether
>  > its Unix code had been stolen. A Unix look-alike came to AT&T's
>  > attention, and they wanted to get a sense of whether the code had
> been
>  > copied before bringing out the big legal guns. I was one of several
>  > people asked to log into the system and see what I could figure
> out.
>  > They particularly wanted me to look at their Yacc, because they
> assumed
>  > that would be hard to duplicate.
>  >
>  > So I spent an interesting hour checking it out. The first thing I
> did
>  > was to look to see whether some of my bugs or unadvertised features
> were
>  > in the program, and they weren't. Then I threw a couple of
> difficult
>  > cases at it, and found a couple of bugs in their code. And besides,
> it
>  > was VERY slow. So I concluded it was a reimplementation. I gather
>  > that was the consensus of others as well, and AT&T backed off.
>  >
>  > Steve
>  >
>  >
> 
>  Coherent?
> 

-- 
---
Larry McVoy            	     lm at mcvoy.com             http://www.mcvoy.com/lm