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From: Thien-Thi Nguyen <ttn@gnu.org>
To: Eric Abrahamsen <eric@ericabrahamsen.net>
Cc: help-gnu-emacs@gnu.org
Subject: Re: binding question
Date: Sun, 06 Oct 2013 12:14:26 +0200	[thread overview]
Message-ID: <87fvse1zb1.fsf@zigzag.favinet> (raw)
In-Reply-To: <87li267ndp.fsf@ericabrahamsen.net> (Eric Abrahamsen's message of "Sun, 06 Oct 2013 17:35:30 +0800")

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() Eric Abrahamsen <eric@ericabrahamsen.net>
() Sun, 06 Oct 2013 17:35:30 +0800

   What's the best way of handling this?

Check out ‘copy-tree’, e.g.:

 (let ((list-template (copy-tree list-template)))
   ...)

See also:

 http://www.emacswiki.org/emacs/ElispCookbook

which compares ‘copy-sequence’ and ‘copy-tree’ in section "Copying".

WRT, lexical vs dynamic binding, the code is written to assume dynamic
binding, so you might want to explicitly set ‘lexical-binding’ to nil
somewhere.

-- 
Thien-Thi Nguyen
   GPG key: 4C807502
   (if you're human and you know it)
      read my lisp: (responsep (questions 'technical)
                               (not (via 'mailing-list)))
                     => nil

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  reply	other threads:[~2013-10-06 10:14 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-06  9:35 binding question Eric Abrahamsen
2013-10-06 10:14 ` Thien-Thi Nguyen [this message]
2013-10-06 14:03   ` Eric Abrahamsen
2013-10-06 14:45   ` Stefan Monnier
2013-10-06 12:39 ` Michael Heerdegen

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