From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul Eggert Newsgroups: gmane.emacs.devel Subject: Re: [Emacs-diffs] master cfc34c1: Update the way directories are compressed Date: Tue, 20 Oct 2015 10:03:08 -0700 Organization: UCLA Computer Science Department Message-ID: <562673CC.1040400@cs.ucla.edu> References: <20151020085110.4813.51502@vcs.savannah.gnu.org> <87k2qhtyfr.fsf@gmail.com> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1445360621 19304 80.91.229.3 (20 Oct 2015 17:03:41 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 20 Oct 2015 17:03:41 +0000 (UTC) Cc: emacs-devel@gnu.org To: Stefan Monnier , Oleh Krehel Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Oct 20 19:03:31 2015 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ZoaJo-0001Fu-Qn for ged-emacs-devel@m.gmane.org; Tue, 20 Oct 2015 19:03:24 +0200 Original-Received: from localhost ([::1]:47150 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZoaJo-0005FP-El for ged-emacs-devel@m.gmane.org; Tue, 20 Oct 2015 13:03:24 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45590) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZoaJg-0005FE-HG for emacs-devel@gnu.org; Tue, 20 Oct 2015 13:03:22 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZoaJc-00068G-2w for emacs-devel@gnu.org; Tue, 20 Oct 2015 13:03:16 -0400 Original-Received: from zimbra.cs.ucla.edu ([131.179.128.68]:38274) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZoaJb-000685-TR for emacs-devel@gnu.org; Tue, 20 Oct 2015 13:03:12 -0400 Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 164AD1601D5; Tue, 20 Oct 2015 10:03:10 -0700 (PDT) Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id NKtLjuD8sA9e; Tue, 20 Oct 2015 10:03:09 -0700 (PDT) Original-Received: from localhost (localhost [127.0.0.1]) by zimbra.cs.ucla.edu (Postfix) with ESMTP id 4A250160DFD; Tue, 20 Oct 2015 10:03:09 -0700 (PDT) X-Virus-Scanned: amavisd-new at zimbra.cs.ucla.edu Original-Received: from zimbra.cs.ucla.edu ([127.0.0.1]) by localhost (zimbra.cs.ucla.edu [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id pvwcgvTvRyqR; Tue, 20 Oct 2015 10:03:09 -0700 (PDT) Original-Received: from [192.168.1.9] (pool-100-32-155-148.lsanca.fios.verizon.net [100.32.155.148]) by zimbra.cs.ucla.edu (Postfix) with ESMTPSA id 1F6A01601D5; Tue, 20 Oct 2015 10:03:09 -0700 (PDT) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 In-Reply-To: X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 131.179.128.68 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:192205 Archived-At: Stefan Monnier wrote: > Stefan "who wonders where we can find a tar that doesn't > support -z nowadays (ancient Unix? home router?), so > maybe the comment should include some info about the > particular circumstance where "tar -z" doesn't exist" How about the central server in my department? $ tar -czf - /etc/passwd tar: z: unknown function modifier Usage: tar {c|r|t|u|x}[BDeEFhilmnopPqTvw@[0-7]][bfk][X...] [blocksize] [tarfile] [size] [exclude-file...] {file | -I include-file | -C directory file}... $ ls -l /usr/sbin/tar -r-xr-xr-x 1 root bin 77920 Apr 20 2011 /usr/sbin/tar This is Solaris 10, which is still shipping and which Oracle says it will support until at least the year 2021. Solaris 11 added -z, but there are still quite a few Solaris 10 hosts out there. Also, AIX 7.1, the current release, has a tar that lacks -z. I can't easily check HP-UX, but wouldn't be surprised if it's like AIX. Feel free to add this to the comments.