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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Richard Stallman <rms@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: Possible defvar bug
Date: Tue, 19 Feb 2013 19:08:49 -0500	[thread overview]
Message-ID: <jwvr4kb4zni.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <E1U7wdC-0003hM-Bn@fencepost.gnu.org> (Richard Stallman's message of "Tue, 19 Feb 2013 18:29:50 -0500")

>     defvar already gives a message for it (but defcustom doesn't).
> 1. defcustom could handle it like defvar.

IIRC it's not easy to do.

> 2. It could be an error rather than a mere message.

Not sure if it would be better.

Another option is to change defvar so that it changes the specpdl entry
when the var is let-bound (i.e. so that the default is set when we
leave the let, as if it had been set before).


        Stefan



  reply	other threads:[~2013-02-20  0:08 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-18 14:40 Possible defvar bug Tassilo Horn
2013-02-18 14:47 ` Jambunathan K
2013-02-18 14:58   ` Tassilo Horn
2013-02-18 15:00   ` Didier Verna
2013-02-18 15:09     ` Alan Mackenzie
2013-02-18 15:41       ` Thierry Volpiatto
2013-02-18 16:15         ` Drew Adams
2013-02-18 16:26           ` Thierry Volpiatto
2013-02-18 16:40             ` Drew Adams
2013-02-18 16:29           ` Lawrence Mitchell
2013-02-18 15:42       ` Tassilo Horn
2013-02-18 16:19       ` Didier Verna
2013-02-19  1:40 ` Glenn Morris
2013-02-19 15:25   ` Richard Stallman
2013-02-19 17:28     ` Stefan Monnier
2013-02-19 23:29       ` Richard Stallman
2013-02-20  0:08         ` Stefan Monnier [this message]
2013-02-20  8:09           ` Tassilo Horn
2013-02-20 14:05             ` Stefan Monnier
2013-02-20 21:36           ` Richard Stallman

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