From unknown Fri Sep 12 22:55:26 2025 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Mailer: MIME-tools 5.509 (Entity 5.509) Content-Type: text/plain; charset=utf-8 From: bug#29012 <29012@debbugs.gnu.org> To: bug#29012 <29012@debbugs.gnu.org> Subject: Status: od: add skip option Reply-To: bug#29012 <29012@debbugs.gnu.org> Date: Sat, 13 Sep 2025 05:55:26 +0000 retitle 29012 od: add skip option reassign 29012 coreutils submitter 29012 Christian K=C3=B6gler severity 29012 wishlist tag 29012 wontfix thanks From debbugs-submit-bounces@debbugs.gnu.org Thu Oct 26 11:26:08 2017 Received: (at submit) by debbugs.gnu.org; 26 Oct 2017 15:26:08 +0000 Received: from localhost ([127.0.0.1]:35234 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e7k2q-0003go-AU for submit@debbugs.gnu.org; Thu, 26 Oct 2017 11:26:08 -0400 Received: from eggs.gnu.org ([208.118.235.92]:46079) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e7jqv-0003NF-03 for submit@debbugs.gnu.org; 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Thu, 26 Oct 2017 11:13:38 -0400 Received: from [10.73.0.12] ([89.204.135.12]) by mail.gmx.com (mrgmx101 [212.227.17.168]) with ESMTPSA (Nemesis) id 0Lu3J4-1d9YOP09iQ-011SJF for ; Thu, 26 Oct 2017 17:13:35 +0200 Date: Thu, 26 Oct 2017 17:13:33 +0200 User-Agent: K-9 Mail for Android MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: od: busy skip on block devices To: bug-coreutils@gnu.org From: =?ISO-8859-1?Q?Christian_K=F6gler?= Message-ID: X-Provags-ID: V03:K0:gMVgEs31NPJXhb/wNZHo0k5KGTnzHV5vDzBX7w7/1iW2aooLx+M ZHEIh2TxVWa0Vm6AaUoxZ6q7LzM5aojGfWamzJYxWKRa5EvYmAJQrDBnxvDgcQxwn31IEUU neQHZ0wC9exxp4rgHU4CLEztRu0INNyhJg/OVny03SfpRQZxBn26Btn1xW98Jjdyc6tAPdb E5RVmGoG3vZ6n4Jt7XgIw== X-UI-Out-Filterresults: notjunk:1;V01:K0:gpucdlyOrP0=:kFQCZ943LbitsHlaynqVlV luBEgR3Rrx/5zVMcSdsUZNS7h51NIiAWjA5tQ6fqPvgl/oJaDMD8ofTgl0pwkOxyCqnjywaT5 6/TTYJ9QWoXujnoY1H6+WSX15SVfmDM4LmYpBivqP4KcP9ps/hwOOVFN2QwQeKs44UQMs9YTn QRWRldBz8ogJgT5ZubuL6DfUgmGSVNEiDHKPpxKRVeaSzlHfp0jwN6s9LTnfweqC93GOc1ljR mN9Q8LpzbrOWTyZiBXFN3SGoXi5/vNDP5UxjaWxPICX3tPexnU2sUlf8h01SG8l+PGXuSS5Gj l98cRcN3aUyp3AzGCxlUWgru70T2mp3XjLVP2eYHym0feATv6rzJUN6+BFmWZK+c4ddPCNOx+ C42rIESDRj/B9/yncL8aNllAVo95oLx1R7ZfOSEqhTSYxORTfDKQ6Jy12v5nmPKTjKodFrfrc pNZffvZV8hLhBMeBourA74KmVYONI8TpR2+INWWlIGOmQSo9S16rS/kS4JVv6V3u17KevA+R7 J0pHSmfSLsoeFMHm6iFkZfTJtcllOz2mY5LIdXy03eEZTD1IZfDSKPN6kO6Z6KsCqbI84bWHZ kflcWEqe/6Duyt3Tg53psmS3uVpMErVdOPfJtgURbrziB+OOP2bw+gbeVJgbHzm73oa0XZUN7 gA3Z5JVDhuSXVVVyliVwmYYWYk9/gab1JbY8qHgkvYT8D9/3BzWIlYCDO/A/zOm7S93FCunvw JrVxPe5qiOlMLA/5cVmlo8FUzhswCvXDxmzIQNHY/04sRRNDe+dLtFmCDvup8Mo/iGyHNicJh hxQzqpONqPG8i6IrReOAnRbj61VeiPB6cq/yq4APXe/SxDsX70= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.1 (----) X-Debbugs-Envelope-To: submit X-Mailman-Approved-At: Thu, 26 Oct 2017 11:26:06 -0400 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -4.1 (----) If od is used on block devices together with skip, od reads the skipped byt= es instead of seeking it=2E Cheers Christian From debbugs-submit-bounces@debbugs.gnu.org Fri Oct 27 01:25:30 2017 Received: (at 29012) by debbugs.gnu.org; 27 Oct 2017 05:25:30 +0000 Received: from localhost ([127.0.0.1]:35874 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e7x98-0006M8-Im for submit@debbugs.gnu.org; Fri, 27 Oct 2017 01:25:30 -0400 Received: from mail.magicbluesmoke.com ([82.195.144.49]:53678) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e7x97-0006M0-EE for 29012@debbugs.gnu.org; Fri, 27 Oct 2017 01:25:29 -0400 Received: from localhost.localdomain (c-73-158-116-184.hsd1.ca.comcast.net [73.158.116.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.magicbluesmoke.com (Postfix) with ESMTPSA id 7B957A151; Fri, 27 Oct 2017 06:25:27 +0100 (IST) Subject: Re: bug#29012: od: busy skip on block devices To: =?UTF-8?Q?Christian_K=c3=b6gler?= , 29012@debbugs.gnu.org References: From: =?UTF-8?Q?P=c3=a1draig_Brady?= Message-ID: <7b149b26-5d06-e40b-957e-2b5047b3ed91@draigBrady.com> Date: Thu, 26 Oct 2017 22:25:25 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 29012 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 0.0 (/) On 26/10/17 08:13, Christian Kögler wrote: > If od is used on block devices together with skip, od reads the skipped bytes instead of seeking it. Yes it has done that from the initial version. Note od concatenates multiple files, and skips across all of them, so consequently restricts itself to seeking where it knows the file length (regular files). I suppose we could try to seek if a single argument was specified. As an alternative you could skip with dd and pipe to od? cheers, Pádraig. From debbugs-submit-bounces@debbugs.gnu.org Sat Oct 28 02:12:43 2017 Received: (at 29012) by debbugs.gnu.org; 28 Oct 2017 06:12:43 +0000 Received: from localhost ([127.0.0.1]:37979 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e8KMM-00068h-Pe for submit@debbugs.gnu.org; Sat, 28 Oct 2017 02:12:43 -0400 Received: from mout.gmx.net ([212.227.17.22]:63174) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e8K9t-0005od-4R for 29012@debbugs.gnu.org; Sat, 28 Oct 2017 01:59:50 -0400 Received: from [192.168.111.45] ([91.18.34.139]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0LsD9n-1dAsok2ix5-013u7M; Sat, 28 Oct 2017 07:59:41 +0200 Date: Sat, 28 Oct 2017 07:59:37 +0200 User-Agent: K-9 Mail for Android In-Reply-To: <7b149b26-5d06-e40b-957e-2b5047b3ed91@draigBrady.com> References: <7b149b26-5d06-e40b-957e-2b5047b3ed91@draigBrady.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: bug#29012: od: busy skip on block devices To: =?ISO-8859-1?Q?P=E1draig_Brady?= ,29012@debbugs.gnu.org From: =?ISO-8859-1?Q?Christian_K=F6gler?= Message-ID: <6AB5072C-B780-49F5-B9FF-1991855CB97D@gmx.de> X-Provags-ID: V03:K0:u8hARv+iw+DSOg4vBloz63umDcWNrcyvQPRlrM+fUV/bhwZY9JV vCfZuWZeWqUGezvE1VSNeYlj/qU+/Hjes8gMsZ9Bg8dqX2q/MxzEh0JuXagu4R15O7zRNIq OHbXq0Hg5H/N6qDCF2ECI/bebSaYCV1pAknkRxq877Tyts+LYeR16F/+kaTCKQuin7hrINX Ejm+0jZvL08SmNXEmlibA== X-UI-Out-Filterresults: notjunk:1;V01:K0:ljgVkL1oDiY=:u9BKOsQYV9U07cyPGm/h8Z uHZfmqcn946AE4EmX5WWDTcIWdLRjWmUXHAsdxmB6yaC8XQInUAicLh+OYfcxpACAuXCmVC9T ssysYEe0BcU3yIZ9oHyg8904z/CdjkNhwfXQ8FYo49WPZAELvyc71u/H6kRSt3tv1EAbIB/BF JLrMdLkRlvTZEhe3l/aw8TAgj5USQyQKu9NteDcFIJlmoqRovAjnQxI2VAef+86+GzHSqIPTf Y0zNgbDz2F6Dote6ndI5fAjOKv4hiCRfqe6MG5DXYt3eM+K+ZnTKqdj56uVk7gUL9M5EgtwrN g+gL+WxlFs8RGXacuZ5b99nFuEQvEUj14kFL12gSjJ557CGsyviWIbRYxuhOOPqzy0sW2c4N4 M8xG6ajbXCpe2puMXG+Ufi1pd7WszI8K79tOyzp5NHiOXa8Wljdxh81lK16mJD6Nlu+vJ0zJW TlrzeMbz4cG5NbpncajFlw1tMbLP7P6H7X6JIMWylW8eg2AMkh4xwKvojHf+tVZ07lUlFbybA hTWnmN8RaC/QLaphBKv+witW+O7IkxzRZ4c6lX+z5KWv0jpbBqAqoxB2zXBzExeoGbhJpBe5E C5XkIeHmYo9Qi2q3rp1uECuDTmld2ooMJKX39K88W574ZkjnvMa7MrxUHFNn57aoKzimSSZpp r5BR5oX2cm9eTJiAjWgANsgCt0DikXgeLlSF1rzfrZRXsF94tzWsvd72GM/mh+WXSjNv6s86D lRQJvIqXK3yRAQOxZ91hrZUjfzFCxcXnPFe20oE121/54+7PHrHoGMyOoHUtP0LR336Nb/jLY lIsafljBS7Ueplc3bihBCy8mpq61skey8Z86rRH1SxdKXSRud8= X-Spam-Score: -3.0 (---) X-Debbugs-Envelope-To: 29012 X-Mailman-Approved-At: Sat, 28 Oct 2017 02:12:41 -0400 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.0 (---) Am 27=2E Oktober 2017 07:25:25 MESZ schrieb "P=C3=A1draig Brady" : >On 26/10/17 08:13, Christian K=C3=B6gler wrote: >> If od is used on block devices together with skip, od reads the >skipped bytes instead of seeking it=2E > >Yes it has done that from the initial version=2E >Note od concatenates multiple files, and skips across >all of them, so consequently restricts itself to >seeking where it knows the file length (regular files)=2E > >I suppose we could try to seek if a single argument was specified=2E > >As an alternative you could skip with dd and pipe to od? I loose the absolute address offset, but in our case a way to go=2E Thanks for helping so quickly! Cheers Christian From debbugs-submit-bounces@debbugs.gnu.org Mon Oct 29 21:45:05 2018 Received: (at 29012) by debbugs.gnu.org; 30 Oct 2018 01:45:05 +0000 Received: from localhost ([127.0.0.1]:52492 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gHJ5c-0004sp-Rf for submit@debbugs.gnu.org; Mon, 29 Oct 2018 21:45:05 -0400 Received: from mail-pg1-f170.google.com ([209.85.215.170]:35679) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1gHJ5a-0004ox-7b; Mon, 29 Oct 2018 21:45:02 -0400 Received: by mail-pg1-f170.google.com with SMTP id 32-v6so4805442pgu.2; Mon, 29 Oct 2018 18:45:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=TnU92Uz+nXvgOfZ6q1zTetN6CaLUZCvs63RtqgQK72s=; b=lXhXq2ZChgRcfn/5XwfMjvNoRweNnu5ABMXU+w6ZFFEt+bbn9eaJj0/RC+Lmc8bmJt W40w5LNzIaPuSSfHJdY9nKMkvX/2vJcqEx/Vv9sFhf1j/auoD/XjfncgWHZMNcmlCSsm BVdWF52MYYlUwPYasKlei6ys15g6bDxwHUE757IA/U2WviuvIwKjSI6Y8Dmx2SsdWrE1 OYq04V+RoZvjfZ3wPSluPy60ic1xNDnMBWIsiF/iteTiUq/BvQqcaGVh8rt5hdrIih7/ mxPrrw9ojbAGT9+mECRR5KRNOeKjhHUp5FHaushOkG99wpLSAydxtVbW013pZ3NiIRoL dNbQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=TnU92Uz+nXvgOfZ6q1zTetN6CaLUZCvs63RtqgQK72s=; b=V28H8oXHdOULry37aDHJJBu78/4mOIRbWPJtMvLOwm5EeJj+Upk/i5m8woC+1OFIDB 7cgACjGW3jX/lwq+spPG+uostcHqSjdM51ZS8ybtTw0vb8syZiAB6N2hC6aXDs3j+9V+ qEp7hi9/qCeQnr42zjaSKOdifgE2rPgggPyDr5Fn2SI2l86noiLJ+Ol/Qj/73X51icWH JyE8hD2aZ4wRftK2QzshEIYTOa5o62pcCJjopZzRdSQKltr944ro5mHcZOEwWyoWmigr 9splYZPREuyAqgphon4GFWZA4jO1rSCTtzQ1ObRIFdEeS5gIyYTGCCgI7bAD40ANqwJQ 5k7w== X-Gm-Message-State: AGRZ1gKcELnsdTJz4i96Ep+SZwhijFTw+UOxtzn/DiaJzreIbLWdt+JX XIP1Cs6WeQpsKeKeB/yYusIcfOlD6/8= X-Google-Smtp-Source: AJdET5cFT0L1wJVX69SfFqId01clodWcXU87NuM6RkWWDeoUnoyoLQVauYq9MpwXUBMF43ge4dB1Pw== X-Received: by 2002:aa7:8348:: with SMTP id z8-v6mr826281pfm.81.1540863895873; Mon, 29 Oct 2018 18:44:55 -0700 (PDT) Received: from tomato.housegordon.com (moose.housegordon.com. [184.68.105.38]) by smtp.googlemail.com with ESMTPSA id y1-v6sm24386334pfy.89.2018.10.29.18.44.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 29 Oct 2018 18:44:54 -0700 (PDT) Subject: Re: bug#29012: od: busy skip on block devices To: 29012@debbugs.gnu.org References: <7b149b26-5d06-e40b-957e-2b5047b3ed91@draigBrady.com> <6AB5072C-B780-49F5-B9FF-1991855CB97D@gmx.de> From: Assaf Gordon Message-ID: <046a211b-f3e7-9570-e703-254869dfb7c5@gmail.com> Date: Mon, 29 Oct 2018 19:44:53 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <6AB5072C-B780-49F5-B9FF-1991855CB97D@gmx.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 29012 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) severity 29012 wishlist retitle 29012 od: add skip option tags 29012 wontfix close 29012 stop (triaging old bugs) On 2017-10-27 11:59 p.m., Christian Kögler wrote: > > Am 27. Oktober 2017 07:25:25 MESZ schrieb "Pádraig Brady" : >> On 26/10/17 08:13, Christian Kögler wrote: >>> If od is used on block devices together with skip, od reads the >> skipped bytes instead of seeking it. >> >> Yes it has done that from the initial version. >> Note od concatenates multiple files, and skips across >> all of them, so consequently restricts itself to >> seeking where it knows the file length (regular files). >> >> I suppose we could try to seek if a single argument was specified. >> >> As an alternative you could skip with dd and pipe to od? > I loose the absolute address offset, but in our case a way to go. > Thanks for helping so quickly! Given the above, I'm closing this item. Discussion can continue by replying to this thread. -assaf From unknown Fri Sep 12 22:55:26 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Tue, 27 Nov 2018 12:24:05 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator