Re: append-semicolon-to-action backward compatibility patch

[Paul Eggert]

> From: Akim Demaille <address@hidden>
> Date: Thu, 09 Jan 2003 18:59:52 +0100
> 
> I was referring to the added risk of seeing `;' being added to a {}
> block which is not actually meant to be code.

OK, I understand.  You're right, it was a bug.  It's fixed, now, but I
suppose there is still some small risk that the fix is inadequate.

> I make a huge difference between this `feature' and say %location or
> %glr.

Quite true.

> I'll send you privately a thread of a discussion I had
> with friends discussing this into more details.

Got it.  As time goes on I have been leaning away from having
environment variables control the actions of utilities.  There are a
lot of gotchas with environment variables, in practice.  Having a
--warn flag (or some other spelling) would be fine, though.