From owner-freebsd-hackers@freebsd.org Mon Jan 25 16:06:39 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 AC91F4E7B22 for ; Mon, 25 Jan 2021 16:06:39 +0000 (UTC) (envelope-from pj@smo.de) Received: from mail.adebahr.de (mail.adebahr.de [185.66.179.123]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mail.adebahr.de", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DPZVg3ty3z4dQn; Mon, 25 Jan 2021 16:06:35 +0000 (UTC) (envelope-from pj@smo.de) Received: from localhost (localhost [127.0.0.1]) by mail.adebahr.de (Postfix) with ESMTP id 3829B601EBB17; Mon, 25 Jan 2021 17:06:27 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=smo.de; h= content-transfer-encoding:content-type:content-type:in-reply-to :mime-version:user-agent:date:date:message-id:from:from :references:subject:subject; s=mail; t=1611590787; x=1613405188; bh=0Hu2jGMxMxqNRTowysPP+4NjmcjZaJxZPVp9ZQ8qz9o=; b=JTARFS9nruyr /0klbiOGwFbVfQQM/Yb4NXQ7P6YhKhZ3a+kPHjeKkGLZ+k0asqYi9JzlNtc4X02I +dKJw6fgfOzunta/ad47ZNPkj3uLFGO+FVXLxQRYt7Bz2Sq3tiSC2CcwJoYD4RFU hy3wTq6XOdwCkTWiUFgW0mOk59QAIko= Received: from mail.adebahr.de ([127.0.0.1]) by localhost (mail.adebahr.de [127.0.0.1]) (amavisd-new, port 10026) with LMTP id ntZw7qQmOo-3; Mon, 25 Jan 2021 17:06:27 +0100 (CET) Received: from [192.168.153.201] (pd95154e8.dip0.t-ipconnect.de [217.81.84.232]) by mail.adebahr.de (Postfix) with ESMTPSA id A5CF760084C5C; Mon, 25 Jan 2021 17:06:24 +0100 (CET) Subject: Re: [PATCH v3 (resend)] tee: Add -q, --quiet, --silent option to not write to stdout To: Alejandro Colomar , Bernhard Voelker , Alex Henrie , Christian Groessler , =?UTF-8?Q?P=c3=a1draig_Brady?= , Coreutils , William Ahern , Erik Auerswald , Eric Pruitt , Jeffrey Walton Cc: Michael Kerrisk , Fabrice BAUZAC , tech@openbsd.org, freebsd-hackers@freebsd.org, linux-api@vger.kernel.org, juli@clockworksquid.com, ed@nuxi.nl, oshogbo@freebsd.org References: <1f8ce444-35e2-56a7-dbd1-34e885372b11@gmail.com> <20210124121845.38293-1-alx.manpages@gmail.com> From: Philipp-Joachim Ost Message-ID: Date: Mon, 25 Jan 2021 17:06:24 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0 SeaMonkey/2.49.4 MIME-Version: 1.0 In-Reply-To: <20210124121845.38293-1-alx.manpages@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4DPZVg3ty3z4dQn X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=smo.de header.s=mail header.b=JTARFS9n; dmarc=none; spf=pass (mx1.freebsd.org: domain of pj@smo.de designates 185.66.179.123 as permitted sender) smtp.mailfrom=pj@smo.de X-Spamd-Result: default: False [-2.00 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:185.66.179.112/28]; RCVD_COUNT_THREE(0.00)[4]; DKIM_TRACE(0.00)[smo.de:+]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FREEMAIL_TO(0.00)[gmail.com,bernhard-voelker.de,groessler.org,draigbrady.com,gnu.org,25thandclement.com,unix-ag.uni-kl.de]; RECEIVED_SPAMHAUS_PBL(0.00)[217.81.84.232:received]; RCVD_TLS_LAST(0.00)[]; RBL_DBL_DONT_QUERY_IPS(0.00)[185.66.179.123:from]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; MID_RHS_MATCH_FROM(0.00)[]; ASN(0.00)[asn:198930, ipnet:185.66.176.0/22, country:DE]; RSPAMD_URIBL_FAIL(0.00)[smo.de:server fail]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[smo.de:s=mail]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[smo.de]; SPAMHAUS_ZRD(0.00)[185.66.179.123:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCPT_COUNT_TWELVE(0.00)[18]; FREEMAIL_CC(0.00)[gmail.com,mykolab.com,openbsd.org,freebsd.org,vger.kernel.org,clockworksquid.com,nuxi.nl]; MAILMAN_DEST(0.00)[freebsd-hackers]; SUSPICIOUS_RECIPS(1.50)[] X-Mailman-Approved-At: Mon, 25 Jan 2021 19:42:51 +0000 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: Mon, 25 Jan 2021 16:06:39 -0000 Am 24.01.2021 um 13:18 schrieb Alejandro Colomar: > This is useful for using tee to just write to a file, > at the end of a pipeline, > without having to redirect to /dev/null > > Example: > > echo 'foo' | sudo tee -q /etc/foo; > > is equivalent to the old (and ugly) > > echo 'foo' | sudo tee /etc/foo >/dev/null; Why don't you just do echo foo > /etc/foo or sudo sh -c 'echo foo > /etc/foo' ? I don't normally use sudo, so there might be some better way of using it. Kind regards, Philipp