Path: utzoo!utgpu!attcan!uunet!husc6!bloom-beacon!bu-cs!tower
From: tower@bu-cs.BU.EDU (Leonard H. Tower Jr.)
Newsgroups: comp.lang.c++
Subject: Re: GNU software rights
Summary: bison output IS copylefted
Message-ID: <24265@bu-cs.BU.EDU>
Date: 4 Aug 88 18:30:26 GMT
References: <24158@bu-cs.BU.EDU> <800001@hpmtlx.HP.COM> <5796@columbia.edu>
Reply-To: tower@bu-it.bu.edu (Leonard H. Tower Jr.)
Followup-To: comp.lang.c++
Organization: Distributed Systems Group, Boston University,
       111 Cummington Street, Boston, MA  02215, USA  +1 (617) 353-2780
Lines: 21
X-Home: 36 Porter Street, Somerville, MA  02143, USA  +1 (617) 623-7739
X-UUCP-Path: ..!harvard!bu-cs!tower

With apologies, this discussion is straying from C++:

In article <5796@columbia.edu> dupuy@riverside.columbia.edu (Alexander Dupuy) writes:
   ...

|As I understand it, there is no problem here (someone from FSF please correct
|me if I'm wrong).
|
|Code compiled or processed by ... or bison, etc. -is not- copylefted.

   ...
ok, Correction:

The output of bison IS copylefted, because the parser source code the
output contains is copylefted.

There is a fuller discussion of this in the soon to be released bison
texinfo manual.

enjoy -len 
aka tower@prep.ai.mit.edu