From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Michael Heerdegen <michael_heerdegen@web.de>
Cc: Emacs Development <emacs-devel@gnu.org>
Subject: Re: defvar without value
Date: Wed, 01 Apr 2020 22:37:02 -0400 [thread overview]
Message-ID: <jwv4ku2r4yb.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <878sjebzaj.fsf@web.de> (Michael Heerdegen's message of "Thu, 02 Apr 2020 00:45:40 +0200")
> we/you/someone wanted to add `fluid-let'
> (i.e. a dynamically binding `let') anyway.
It's in `master`, called `dlet`, but it's orthogonal to `defvar-dynamic`.
>> Similarly, we could add something like (defvar-lexical VAR VAL) which
>> defines the var and sets it but doesn't set the `special` bit
> Uses of that exceed my current imagination.
How quickly one gets used to the idea of dynamic scoping, eh?
% grep internal-make-var-non-special **/*.el
lisp/emacs-lisp/float-sup.el:(internal-make-var-non-special 'pi)
lisp/startup.el:(internal-make-var-non-special 'argv)
lisp/startup.el:(internal-make-var-non-special 'argi)
%
-- Stefan
next prev parent reply other threads:[~2020-04-02 2:37 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-01 0:03 defvar without value Michael Heerdegen
2020-04-01 0:36 ` Drew Adams
2020-04-01 0:59 ` Stefan Monnier
2020-04-01 22:45 ` Michael Heerdegen
2020-04-02 2:37 ` Stefan Monnier [this message]
2020-04-09 1:52 ` Michael Heerdegen
2020-04-09 2:04 ` Emanuel Berg via Emacs development discussions.
2020-04-09 2:20 ` Stefan Monnier
2020-04-09 23:34 ` Emanuel Berg via Emacs development discussions.
2020-04-10 15:20 ` Bruno Félix Rezende Ribeiro
2020-04-10 23:07 ` Emanuel Berg via Emacs development discussions.
2020-04-10 21:57 ` Michael Heerdegen
2020-04-01 1:21 ` Noam Postavsky
2020-04-01 1:53 ` Michael Heerdegen
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