From owner-freebsd-hackers@freebsd.org Fri Apr 2 20:52:14 2021 Return-Path: Delivered-To: freebsd-hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id AC5985B1F19 for ; Fri, 2 Apr 2021 20:52:14 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 4FBsgL3H7qz3txn for ; Fri, 2 Apr 2021 20:52:14 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mailman.nyi.freebsd.org (Postfix) id 707465B1F18; Fri, 2 Apr 2021 20:52:14 +0000 (UTC) Delivered-To: hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 703335B1F16 for ; Fri, 2 Apr 2021 20:52:14 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: from mail-il1-f181.google.com (mail-il1-f181.google.com [209.85.166.181]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FBsgK58VWz3tlm for ; Fri, 2 Apr 2021 20:52:13 +0000 (UTC) (envelope-from carpeddiem@gmail.com) Received: by mail-il1-f181.google.com with SMTP id d2so5499572ilm.10 for ; Fri, 02 Apr 2021 13:52:13 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=njzTGI5Hqa8y1z+M8wPg2lkMyNbG3HbRq0LcpxXt4Ho=; b=tmIEPB7A9pH1DmKGgtf5zL18UTezfY8I+RbxUu8Z91LFVV2ZImMPJz6izo3itYez+n 7UDDUbUJrkRiNpLDjDfa/rQ6nmve2OBTBYkM655FYJZm2/hz5iHvz1apPUNxLOVL8HJX exeiG1V5j1pvQxqlwwvSk8o1TkhdaWujPJ5LS3H9WKhVEr4FTGTHZqq9iROe66ezGZBM 78pz9R2ru0rvno9OfHSfEQsqx4xb7g3jWaxdVfoG8ab72g79paozsMSjJxmeyCqRQgk0 5Zb4feuq0WI4q2WXHWHw1mwu4Tlytm9CnpIa59se0QoJF1vUWMmFu+3GZ7CA48WQBvDt fBqg== X-Gm-Message-State: AOAM533HvtLfGx/tIPUU+gwk8keYVf/o+GIlU84nvPXrPFadH4wQrXap KrPrTjRAtUbfG67wRQawIsCA1PlrEdblq84tQBA= X-Google-Smtp-Source: ABdhPJwNx9rS/bIBf7FEsQjDvPZL7j3B3OVADGMFE4dYgKIkh6Up7lno6Nn0OUDfdubz0Ae+HTy9lT/mw6wmQEfDTXY= X-Received: by 2002:a05:6e02:85:: with SMTP id l5mr13004465ilm.182.1617396732200; Fri, 02 Apr 2021 13:52:12 -0700 (PDT) MIME-Version: 1.0 References: <20210324143117.GA61738@regency.nsu.ru> In-Reply-To: <20210324143117.GA61738@regency.nsu.ru> From: Ed Maste Date: Fri, 2 Apr 2021 16:51:49 -0400 Message-ID: Subject: Re: wcwidth() and wcswidth() and Latin vs. CJK character width To: Alexey Dokuchaev Cc: hackers@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4FBsgK58VWz3tlm X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of carpeddiem@gmail.com designates 209.85.166.181 as permitted sender) smtp.mailfrom=carpeddiem@gmail.com X-Spamd-Result: default: False [-3.00 / 15.00]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:209.85.128.0/17]; NEURAL_HAM_SHORT(-1.00)[-0.999]; RCPT_COUNT_TWO(0.00)[2]; FORGED_SENDER(0.30)[emaste@freebsd.org,carpeddiem@gmail.com]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[209.85.166.181:from]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:209.85.128.0/17, country:US]; FROM_NEQ_ENVFROM(0.00)[emaste@freebsd.org,carpeddiem@gmail.com]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FREEFALL_USER(0.00)[carpeddiem]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[hackers@freebsd.org]; DMARC_NA(0.00)[freebsd.org]; SPAMHAUS_ZRD(0.00)[209.85.166.181:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[209.85.166.181:from]; R_DKIM_NA(0.00)[]; RWL_MAILSPIKE_POSSIBLE(0.00)[209.85.166.181:from]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[hackers] X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Technical discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Apr 2021 20:52:14 -0000 On Wed, 24 Mar 2021 at 10:37, Alexey Dokuchaev via freebsd-hackers wrote: > > Hi there, > > I've been wondering if there's anything like Markus Kuhn's implementation* > in our base libraries for $subj (my quick naive search didn't turn up any > results). If yes, could someone point me at it? Kuhn's implementation is in the kernel for teken (sys/teken/teken_wcwidth.h). But, wcwidth/wcswidth are available already in userland, is there some reason you are looking at Kuhn's implementation specifically?