From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: "Basil L. Contovounesios" Newsgroups: gmane.emacs.devel Subject: Re: Why subr.el doesn't provide a feature? Date: Sat, 31 Aug 2019 14:21:56 +0100 Message-ID: <87pnklfp1n.fsf@tcd.ie> References: <87sgpkipul.wl-all_but_last@163.com> <83k1awbg3b.fsf@gnu.org> <87pnko8cgb.wl-all_but_last@163.com> <878sr97iej.fsf@tcd.ie> <87o905jzua.wl-all_but_last@163.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="30883"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: Eli Zaretskii , emacs-devel@gnu.org To: Zhu Zihao Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Aug 31 15:22:40 2019 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1i43Ky-0007tp-Be for ged-emacs-devel@m.gmane.org; Sat, 31 Aug 2019 15:22:40 +0200 Original-Received: from localhost ([::1]:44888 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i43Kw-0001un-IF for ged-emacs-devel@m.gmane.org; Sat, 31 Aug 2019 09:22:38 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58503) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i43KQ-0001uh-8y for emacs-devel@gnu.org; Sat, 31 Aug 2019 09:22:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i43KP-0001Wg-9K for emacs-devel@gnu.org; Sat, 31 Aug 2019 09:22:06 -0400 Original-Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]:34760) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1i43KP-0001HU-3L for emacs-devel@gnu.org; Sat, 31 Aug 2019 09:22:05 -0400 Original-Received: by mail-wm1-x32a.google.com with SMTP id y135so6318197wmc.1 for ; Sat, 31 Aug 2019 06:22:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tcd-ie.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version; bh=mM2J7WELEqdn4i5Rfch5t/XC6Czw0pQGzyGUWf0I5Zg=; b=KM3KxdkfhsRdX2Qsjac1Q9YOQQUBujRpwtpuQvD0xAuEx87kw63pdYh3WKRnpkMZgR sGNjM49vTN3wh7qWa3ArpJkpAD8sxwOIOFRiAcm5/CrCHn17JhYEaL7+dm9N8rAGyHce 9umcGO7xl1RAsf1LD4Br0StGASi6FSl+SUhrxOL3cu26J92mn7KvAtTfaSaViXk634JC HSufJ+qT++T1o33jXQpKddW8kUwfLkVlH0bxakSE+2u/YJMyYKD0kXURM8qeWimF3KmE +gWKJwuE23B3Uu9y9waT9jUmLDy2Wu6O+rCIATJdG8iOUFh1/w70qUhELrzPS+I0TidB W4jw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:references:date:in-reply-to :message-id:user-agent:mime-version; bh=mM2J7WELEqdn4i5Rfch5t/XC6Czw0pQGzyGUWf0I5Zg=; b=MuWTDdp9WM4Hp3glTTQiauubOrA5yBmn/ipL/6CKzObDWfqJ0xmZUFBrZsiGt0GveG RT82zTdFBhiKw9VMSD54WisiUbUNalhqvwy58ZCxvEe3JugUu7ebRdQ0IRrGI9mRdiHM ICqsE/7zXQ1CaqdcTAr/Seab4+HyjaYQ0w/x3R+uJAiSmNJXB8pbxeQ2PjDZg3tv0pby cFgXIXPZMDPkiDNQkNogNQVDN9cms/Hb/XGI6iz2WOgXvHNxY5EwwPx9TIBhlTN4pK9A SMJldNse0QF0+/YfTLRtYWIFckBJdgbYXJVuhqRAk5dcUBFGoW2yEecfdRV1BqyV9/+n qgJQ== X-Gm-Message-State: APjAAAWneG3rEhAi8OijOVEBsNZ3CrYaFb0O/rid9IyThot6O+5jjAea qwczm53QCNxiOSxPUjKJZKRWoQ== X-Google-Smtp-Source: APXvYqwmiHcIfuR7TOwo9HIWNnUqNTpU1oMzxqL6MNZXkLWnJSLbeyzqvH43RaCt7SDVcAZbUdjfXg== X-Received: by 2002:a1c:7619:: with SMTP id r25mr25364047wmc.153.1567257722440; Sat, 31 Aug 2019 06:22:02 -0700 (PDT) Original-Received: from localhost ([2a02:8084:20e2:c380:1f68:7ff5:120d:64e]) by smtp.gmail.com with ESMTPSA id f6sm21518504wrh.30.2019.08.31.06.22.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 31 Aug 2019 06:22:01 -0700 (PDT) In-Reply-To: <87o905jzua.wl-all_but_last@163.com> (Zhu Zihao's message of "Sat, 31 Aug 2019 20:15:09 +0800") X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::32a X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:239730 Archived-At: Zhu Zihao writes: > IMO, missing provide form is a counter-intuitive behavior because almost all > library have one(even backquote.el). I can't find a reason for why subr lacks > this, so I guess adding provide form for subr may breaks emacs bootstrap. Since subr.el is as "core" as Elisp can get, providing it as a named feature isn't strictly necessary; most Emacs versions I'm familiar with can simply assume that it is baked in. Features added to subr.el later, such as hashtable-print-readable, are indeed provided as a named feature in subr.el. I am not against adding (provide 'subr) to subr.el for aesthetic reasons, but functionally it is not strictly "required". ;) -- Basil