From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-5.1 required=3.0 tests=AWL,BAYES_00, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 2F23920196 for ; Thu, 14 Jul 2016 15:48:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751367AbcGNPsH (ORCPT ); Thu, 14 Jul 2016 11:48:07 -0400 Received: from mout.gmx.net ([212.227.15.15]:59366 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751231AbcGNPsE (ORCPT ); Thu, 14 Jul 2016 11:48:04 -0400 Received: from virtualbox ([37.24.141.198]) by mail.gmx.com (mrgmx003) with ESMTPSA (Nemesis) id 0MZkNy-1bfwly1uta-00LXrd; Thu, 14 Jul 2016 17:47:44 +0200 Date: Thu, 14 Jul 2016 17:47:41 +0200 (CEST) From: Johannes Schindelin X-X-Sender: virtualbox@virtualbox To: Jeff King cc: git@vger.kernel.org, =?UTF-8?Q?Ren=C3=A9_Scharfe?= , Johannes Sixt , Junio C Hamano Subject: Re: [PATCH v4 2/5] t5000: test tar files that overflow ustar headers In-Reply-To: <20160630090857.GB17463@sigill.intra.peff.net> Message-ID: References: <20160630090614.GA16725@sigill.intra.peff.net> <20160630090857.GB17463@sigill.intra.peff.net> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Provags-ID: V03:K0:UY+mu0jvX3tC0xDIrySs9GNtbm87GP/2D/dRA+pjRuj9AHCjNUQ 5CmzXlh2NjUqDlMwOSCaeeMmWBUpPn3g4ERSHMnxSxOKVLafUN+7jLRZCnqsozssIikgQgQ mReudwGuLYGkjjRF5n2B1kGOekLoqjCvo5ZhETL8RAsTnrfcJwwb2+KGQg4+Etpm8E39n0G k9WJiDkYlfSe/gD/0aVdw== X-UI-Out-Filterresults: notjunk:1;V01:K0:2ePnTWcCtdg=:ShWNY3ItiZmBbDiJcsTLG/ A7TaF5SqOUyxhId8+NXLQMgy7F+3vR4RIb/iP5P2duVNW3udufScOaCPM7k2OiGpmDH9PaOGi XYdd/eAxZa/+DLb+wGodFDScaKYgbWT9UsISyzMRKi17kP+vhkHxr15AWsbEFGJuVA8DJlneP +9xFbV99eyeAFuyvTSi83G1te+CeptEtBcWKYGviH/CBv6tiyrUUThqOuyUXAFG84Z6GH2gXz QAMdm8kCOJ8TTe9qk2Wlum6bWZ0ApDiwTyAYJqfPfP0jqmmGF8eirmk64PazAXZaGfjB93kLv SvvDrpoWs4JFzeYj6JUI2OKNriYsYEhSI+hrnZcCdR9xnf+PapxidmqvMwrOHfaL3IPfIu6pc /UQDyK4esGywpJ+Vm4yN2sLDsbGXkHY9j3zyvbFNVpgx9Iyy6mA8tTpahxl0MpqpTsmR7oxnc Lm6qguEks9tkmBQJUt8efaTHncN2Ya3AU4M95fJCCOJnBGTPjb1jl6BPg24yPjZqqo8oUAczS qfoYfPbPnS9Dgc+/uNKA77d+WpgG5Mau3nvo+d8gEYKQ1R2hOAR3q6PY87YnvY8wcKJ7+rjtd ciMotV7BpTD+6Oz/7sWxGe1z9gucP34rFBmXpqICef9/2mD8f+Z1u259TbDtguRNwaR8AbyPD TzS6/VFyiJ9D71q5y7g2k+3DA7X58Fvi/avjyR/1tW3cDDSoCCfWk5927uST6PIbrw6g/nR5T DiCpB7NtNPInMwfxK8LmptwjeroUBIaZHn0TICdQWXOR2uKHFg17VhvanvAHphAfAZrSCZpJ8 CkSICjp Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Hi Peff, sorry for the very, very late reply. On Thu, 30 Jun 2016, Jeff King wrote: > The ustar format only has room for 11 (or 12, depending on > some implementations) octal digits for the size and mtime of > each file. For values larger than this, we have to add pax > extended headers to specify the real data, and git does not > yet know how to do so. > > [...] > t/t5000/19f9c8273ec45a8938e6999cb59b3ff66739902a | Bin 0 -> 2048 bytes It appears that this blob cannot be read when sizeof(unsigned long) == 4. This happens to break the t5000 test on Windows, where that comparison holds true. I am sure that I missed some other discussion about this issue... could you point me to it? Ciao, Dscho