From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.bugs Subject: bug#46240: [External] : bug#46240: Sorting order of read-char-by-name Date: Tue, 2 Feb 2021 17:49:13 +0000 Message-ID: References: <87v9bb4tm2.fsf@mail.linkov.net> <87pn1iafr6.fsf@mail.linkov.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2330"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "46240@debbugs.gnu.org" <46240@debbugs.gnu.org> To: Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Feb 02 19:02:51 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1l700p-0000WM-41 for geb-bug-gnu-emacs@m.gmane-mx.org; 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it's different sorting. > > > > Different sort orders are useful in different ways. >=20 > This means there should be a customizable option? Not necessarily an option. But a variable, yes. Emacs has a policy (misguided, IMO) that code should never bind a user option. Given that policy, making this (only) a user option means code can't override the option value. What's really needed (for this and other stuff) is BOTH a way for users to express a general, default, preference (defcustom) AND a way for user code and other code to bind a variable for this to any (allowed) value. E.g., a user or a library should be able to create a command that does completion against ucs-names with a particular sort order, which might be different from whatever the user (defcustom) chose as the option value. ___ (I know that in Isearch you chose to have both a defcustom and a defvar for some things, which is fine as one solution. My own preference would be to relax the policy of never allowing an option to be bound.)