From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: master bf0aeaa0d7a: Re-enable displaying `han' characters on Android Date: Thu, 01 Aug 2024 13:19:02 +0300 Message-ID: <86plqswnop.fsf@gnu.org> References: <86h6c5y39e.fsf@gnu.org> <87plqtf6m0.fsf@yahoo.com> <87le1hf5ed.fsf@yahoo.com> <8634noyelp.fsf@gnu.org> <877cd0smm8.fsf@yahoo.com> <86v80kwrpj.fsf@gnu.org> <87sevor2ut.fsf@yahoo.com> <86r0b8woq3.fsf@gnu.org> <87jzh0r1ow.fsf@yahoo.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26104"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: Po Lu Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Aug 01 12:19:31 2024 Return-path: Envelope-to: ged-emacs-devel@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 1sZSuB-0006bh-J4 for ged-emacs-devel@m.gmane-mx.org; Thu, 01 Aug 2024 12:19:31 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sZSto-0007qQ-M9; Thu, 01 Aug 2024 06:19:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sZStm-0007qC-Qn for emacs-devel@gnu.org; Thu, 01 Aug 2024 06:19:07 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sZStm-0006fR-HI; Thu, 01 Aug 2024 06:19:06 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=lI/ww7SLDKr2ZeHcf3bgZYoIqYYAma/2hsoJHpo8Cu0=; b=kl1sQ7QqWt37 uSJBOIUHL+FMTHo9aUE4LZ6rPR8NvhUybAZC3lIi44hxw3n7hzYYhSTmE/sohK3fdq/Wf/A2f8drZ v5xm88quUkq9Gg0Cb2g2srKEZG3Xf22BQbYPuBeGmE8vpQSdk35MZy0JTSQri+J4P06sIyk7QwBzT qXVkp/fZtzOgQLCFNiss76x0QpJrZ4Jt4rZgXac3MoJ2Qq7YlZTKhfM56qfp9U3dR/QTWpaHvRP8t QA8JkD/bVGQWwxyQ7Ur3Ew4mevZQRTEImGhtwnTi0KSucbAK7mtvIpB5mnk28N9M4/xMF3Euz1/au PwvMV+GDhdQKzWzKX3jhyA==; In-Reply-To: <87jzh0r1ow.fsf@yahoo.com> (message from Po Lu on Thu, 01 Aug 2024 18:13:03 +0800) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:322264 Archived-At: > From: Po Lu > Cc: emacs-devel@gnu.org > Date: Thu, 01 Aug 2024 18:13:03 +0800 > > Eli Zaretskii writes: > > >> From: Po Lu > >> Cc: emacs-devel@gnu.org > >> Date: Thu, 01 Aug 2024 17:47:54 +0800 > >> > >> Eli Zaretskii writes: > >> > >> > But users can add a font spec for 'han' to the fontset, cannot they? > >> > And if they do, then the representative characters _are_ important, > >> > aren't they? So I don't think we should remove those characters. > >> > >> Such an action would be pointless, as the fontset would not match any > >> CJK font actually in existence, and it would break the Android build to > >> boot. > > > > Then Android users should not do that. But users of other systems > > could, and we should not prevent them from doing so. > > We don't prevent users from modifying script-representative-chars > anywhere, no? We don't prevent users from doing silly things, no. But they shouldn't. > > On my Windows 11 system, I see all of them, and I didn't install any > > additional fonts for CJK. So your assertion is simply not true. > > Maybe your GNU/Linux system is outdated, or maybe GNU/Linux users with > > CJK interests are supposed to install optional packages that you don't > > have installed. > > This is an installation of Fedora Workstation 40 that was updated > yesterday, and where all of the Noto font packages that are required for > displaying CJK text are undoubtedly installed. The reason these > characters are omitted from the suggested set of CJK fonts is that there > is simply insufficient interest in these characters, and probably the > same reasonining holds on Android, where users cannot install fonts at > all, and where the entirety of these pages, save about a dozen, is tofu: > > https://commons.wikimedia.org/wiki/Category:Unicode_20000-2A6DF_CJK_Unified_Ideographs_Extension_B > https://commons.wikimedia.org/wiki/Category:Unicode_2A700-2B73F_CJK_Unified_Ideographs_Extension_C > https://commons.wikimedia.org/wiki/Category:Unicode_2B740-2B81F_CJK_Unified_Ideographs_Extension_D > https://commons.wikimedia.org/wiki/Category:Unicode_2B820-2CEAF_CJK_Unified_Ideographs_Extension_E > https://commons.wikimedia.org/wiki/Category:Unicode_2CEB0-2EBEF_CJK_Unified_Ideographs_Extension_F > > Noto are apparently quite reluctant to support Extension B: > > https://github.com/notofonts/noto-cjk/issues/13 > > and they are the go-to source of Free CJK fonts nowadays. I'm unconvinced, sorry. I'll wait a bit for others to chime in, before I decide what to do with this, but currently I tend to revert you change to script-representative-chars.