[TUHS] Source code abundance?

Steve Johnson scj at yaccman.com
Tue Mar 7 09:44:32 AEST 2017

I don't remember.   In fact, I'm not sure I ever knew...


----- Original Message -----
From: "Cory Smelosky" <b4 at gewt.net>
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
 > 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
 > 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
 > They particularly wanted me to look at their Yacc, because they
 > that would be hard to duplicate.
 > So I spent an interesting hour checking it out. The first thing I
 > was to look to see whether some of my bugs or unadvertised features
 > in the program, and they weren't. Then I threw a couple of
 > cases at it, and found a couple of bugs in their code. And besides,
 > 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


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