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From: "Drew Adams" <drew.adams@oracle.com>
Cc: emacs-devel@gnu.org
Subject: RE: Getting more info on a variable in Customize buffers
Date: Sun, 2 Jan 2005 15:52:57 -0800	[thread overview]
Message-ID: <FDELKNEBLPKKDCEBEJCBKEMLCKAA.drew.adams@oracle.com> (raw)
In-Reply-To: <200501022044.j02KiBL08651@raven.dms.auburn.edu>

       However, that seems to show the _initial expression_
       (written in the code), which is not the same as the
       current value of the variable. I still don't see any
       way to obtain the current value as a sexp, without
       using `C-h v'.

    I did not look at the source code, but from experimentation, it
    appears that the _saved_ value is shown.  (Or the default value if
    there is no saved value.)  A value set for the current session only is
    ignored.  I do not know the motivation for this behavior.  I never
    noticed, because I seldom use Custom to set something for the current
    session only.

So, it sounds like perhaps we should reconsider what the aim of this
so-called "initial Lisp expression" is. What is the need that its display is
meant to satisfy?

Is it supposed to show the defining _expression_ that yields the initial
value (what its name suggests)? Is it supposed to show the (sexp-form of)
the last saved value, as you say it does? Is it supposed to show the
currently set (but perhaps not saved) value as a sexp?

To me, the last of these is the most useful - it is what `C-h v' shows. I
can get the initial defining expression from the source code. And I'm not
very interested in knowing the last saved value (I can get it from .emacs or
custom-file, if I need it).

Once we decide what this is for, or what it should be for, we can pick a
good menu-item name for it.

Other opinions? Or are we misunderstanding what this is about?

 - Drew

  reply	other threads:[~2005-01-02 23:52 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-02  6:41 Getting more info on a variable in Customize buffers Drew Adams
2005-01-02 13:27 ` Luc Teirlinck
2005-01-02 19:48   ` Drew Adams
2005-01-02 20:44     ` Luc Teirlinck
2005-01-02 23:52       ` Drew Adams [this message]
2005-01-03 16:55         ` Robert J. Chassell
2005-01-03 17:13           ` Drew Adams
2005-01-03 17:20             ` Luc Teirlinck
2005-01-03 17:57               ` Drew Adams
2005-01-04  9:03                 ` Per Abrahamsen
2005-01-04  9:10         ` Per Abrahamsen
2005-01-04  9:26           ` Miles Bader
2005-01-04 10:16             ` Per Abrahamsen
2005-01-04 15:55           ` Luc Teirlinck
2005-01-04 18:12             ` Drew Adams
2005-01-04 18:27               ` Luc Teirlinck
2005-01-04 19:50                 ` Drew Adams
2005-01-05  8:33             ` Per Abrahamsen
2005-01-05 17:50               ` Robert J. Chassell
2005-01-02 20:25 ` Reiner Steib
2005-01-02 20:34   ` Andreas Schwab
2005-01-02 23:52   ` Drew Adams
2005-01-03  0:35     ` Stefan
2005-01-03  1:57       ` Drew Adams
2005-01-03 17:39         ` Stefan Monnier
2005-01-03 20:45           ` Drew Adams
2005-01-04  9:46             ` Per Abrahamsen
2005-01-04 18:12               ` Drew Adams
2005-01-05  3:31               ` Richard Stallman
2005-01-05 17:31                 ` Drew Adams
2005-01-05 20:48                   ` Lennart Borgman
2005-01-05 21:43                     ` Drew Adams
2005-01-05 21:54                       ` Lennart Borgman
2005-01-06  9:06                         ` Per Abrahamsen
2005-01-06 15:26                           ` Robert J. Chassell
2005-01-06 20:23                             ` Lennart Borgman
2005-01-06 19:05                           ` Drew Adams
2005-01-06 19:55                         ` Richard Stallman
2005-01-06 20:30                           ` Lennart Borgman
2005-01-24 22:29                           ` Lennart Borgman
2005-01-09  3:23                   ` Richard Stallman
2005-01-04  9:24           ` Per Abrahamsen
2005-01-04 14:13             ` Stefan
2005-01-04 19:54               ` Richard Stallman
2005-01-04 20:39                 ` Stefan Monnier
2005-01-05 20:07                   ` Richard Stallman
2005-01-05 20:25                     ` Stefan Monnier
2005-01-06 19:56                       ` Richard Stallman
2005-01-05  8:48               ` Per Abrahamsen
2005-01-03 17:47         ` Robert J. Chassell
2005-01-03 20:39           ` Stefan Monnier
2005-01-04  1:58             ` Robert J. Chassell
2005-01-03  7:51       ` David Kastrup
2005-01-04  0:54         ` Luc Teirlinck
2005-01-05  3:31           ` Richard Stallman
2005-01-05  4:43             ` Stefan Monnier
2005-01-06  3:46               ` Luc Teirlinck
2005-01-06 13:43                 ` Stefan Monnier
2005-01-07  2:49                   ` Richard Stallman
2005-01-06 19:56                 ` Richard Stallman
2005-01-07  4:17                   ` Luc Teirlinck
2005-01-07 23:04                     ` Richard Stallman
2005-01-04  3:38         ` Richard Stallman
2005-01-03 17:28       ` drkm
2005-01-03 18:16         ` Lennart Borgman
2005-01-03 18:56           ` drkm
2005-01-04  9:49         ` Per Abrahamsen
2005-01-04  9:32     ` Per Abrahamsen
2005-01-04 12:53       ` Lennart Borgman
2005-01-04 18:12       ` Drew Adams
2005-01-03  0:58 ` Richard Stallman

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