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Re: English Idiom in Unix: Directory Recursively

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Date Thu, 19 May 2011 04:12:49 +1000
Subject Re: English Idiom in Unix: Directory Recursively
From Chris Angelico <rosuav@gmail.com>
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On Thu, May 19, 2011 at 2:16 AM, Thomas A. Russ <tar@sevak.isi.edu> wrote:
> Well, unless you have a tree with backpointers, you have to keep the
> entire parent chain of nodes visited.  Otherwise, you won't be able to
> find the parent node when you need to backtrack.  A standard tree
> representation has only directional links.

Sure, but there are plenty of trees that do have parent pointers.
Widgets on every system I've tinkered with always have, and in a
directory structure that doesn't allow files to be in multiple places,
it's not hard (look at the . and .. entries in a directory). Of
course, file systems are not idealized tree structures, so things will
be a bit more complicated.

ChrisA

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English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-17 15:26 -0700
  Re: English Idiom in Unix: Directory Recursively Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-17 17:20 -0600
    Re: English Idiom in Unix: Directory Recursively "Martin P. Hellwig" <martin.hellwig@gmail.com> - 2011-05-18 22:22 +0000
  Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-18 09:42 +1000
  Re: English Idiom in Unix: Directory Recursively "Steven W. Orr" <steveo@syslang.net> - 2011-05-17 21:16 -0400
  Re: English Idiom in Unix: Directory Recursively Roland Hutchinson <my.spamtrap@verizon.net> - 2011-05-18 04:51 +0000
    Re: English Idiom in Unix: Directory Recursively "Pascal J. Bourguignon" <pjb@informatimago.com> - 2011-05-18 07:19 +0200
      Re: English Idiom in Unix: Directory Recursively tar@sevak.isi.edu (Thomas A. Russ) - 2011-05-17 23:42 -0700
        Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 09:26 +0100
          Re: English Idiom in Unix: Directory Recursively tar@sevak.isi.edu (Thomas A. Russ) - 2011-05-18 09:16 -0700
            Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 19:11 +0100
              Re: English Idiom in Unix: Directory Recursively Raymond Wiker <raw@RAWMBP-2.local> - 2011-05-18 20:20 +0200
                Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 19:39 +0100
                Re: English Idiom in Unix: Directory Recursively Raymond Wiker <raw@RAWMBP-2.local> - 2011-05-18 21:09 +0200
                Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 21:02 +0100
                Re: English Idiom in Unix: Directory Recursively Raymond Wiker <raw@RAWMBP-2.local> - 2011-05-18 22:40 +0200
                Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-19 05:56 +0100
                Re: English Idiom in Unix: Directory Recursively tar@sevak.isi.edu (Thomas A. Russ) - 2011-05-19 16:14 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-19 04:41 +1000
            Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-19 04:12 +1000
            Re: English Idiom in Unix: Directory Recursively "Pascal J. Bourguignon" <pjb@informatimago.com> - 2011-05-18 20:57 +0200
              Re: English Idiom in Unix: Directory Recursively tar@sevak.isi.edu (Thomas A. Russ) - 2011-05-19 16:17 -0700
                Re: English Idiom in Unix: Directory Recursively "Pascal J. Bourguignon" <pjb@informatimago.com> - 2011-05-20 02:38 +0200
                Re: English Idiom in Unix: Directory Recursively Antti J Ylikoski <antti.ylikoski@tkk.fi> - 2011-05-20 12:00 +0300
        Re: English Idiom in Unix: Directory Recursively Peter Moylan <invalid@peter.pmoylan.org.invalid> - 2011-05-18 22:09 +1000
          Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-18 06:14 -0700
            Re: English Idiom in Unix: Directory Recursively Peter Moylan <invalid@peter.pmoylan.org.invalid> - 2011-05-19 11:06 +1000
              Re: English Idiom in Unix: Directory Recursively Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups@NTLWorld.COM> - 2011-05-21 09:32 +0100
                Re: English Idiom in Unix: Directory Recursively Lars Enderin <lars.enderin@telia.com> - 2011-05-21 11:52 +0200
                Re: English Idiom in Unix: Directory Recursively Lars Enderin <lars.enderin@telia.com> - 2011-05-21 11:54 +0200
                Re: English Idiom in Unix: Directory Recursively Lars Enderin <lars.enderin@telia.com> - 2011-05-21 11:56 +0200
              Re: English Idiom in Unix: Directory Recursively Grant Edwards <invalid@invalid.invalid> - 2011-05-21 15:34 +0000
      Re: English Idiom in Unix: Directory Recursively Roland Hutchinson <my.spamtrap@verizon.net> - 2011-05-20 06:50 +0000
    Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-17 23:06 -0700
      Re: English Idiom in Unix: Directory Recursively Harrison Hill <harrishill@gmx.com> - 2011-05-17 23:50 -0700
        Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-18 00:16 -0700
        Re: English Idiom in Unix: Directory Recursively Peter Moylan <invalid@peter.pmoylan.org.invalid> - 2011-05-18 22:19 +1000
          Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:16 -0700
            Re: English Idiom in Unix: Directory Recursively Peter Moylan <invalid@peter.pmoylan.org.invalid> - 2011-05-30 22:58 +1000
        Re: English Idiom in Unix: Directory Recursively see@sig.for.address (Victor Eijkhout) - 2011-05-18 12:59 -0500
          Re: English Idiom in Unix: Directory Recursively Roland Hutchinson <my.spamtrap@verizon.net> - 2011-05-20 06:54 +0000
            Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-20 17:10 +1000
          Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:28 -0700
            Re: English Idiom in Unix: Directory Recursively Peter Moylan <invalid@peter.pmoylan.org.invalid> - 2011-05-30 23:02 +1000
          Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:28 -0700
        Re: English Idiom in Unix: Directory Recursively Glenn Knickerbocker <NotR@bestweb.net> - 2011-05-18 16:54 -0400
      Re: English Idiom in Unix: Directory Recursively Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-18 00:58 -0600
        Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-18 00:10 -0700
          Re: English Idiom in Unix: Directory Recursively Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-18 08:32 -0600
            Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-18 08:15 -0700
              Re: English Idiom in Unix: Directory Recursively Ian Kelly <ian.g.kelly@gmail.com> - 2011-05-18 09:43 -0600
  Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 09:12 +0100
    Re: English Idiom in Unix: Directory Recursively Espen Vestre <espen@vestre.net> - 2011-05-18 10:20 +0200
    Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-19 23:21 +0200
      Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-20 05:28 +0100
        Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-23 20:48 +0200
      Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-19 22:13 -0700
        Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-20 06:55 +0000
          Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-20 09:48 +0100
            Re: English Idiom in Unix: Directory Recursively rusi <rustompmody@gmail.com> - 2011-05-20 10:21 -0700
          Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-23 20:56 +0200
            Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-24 00:18 +0000
              Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-25 00:06 +0200
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-25 10:40 +1000
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 14:18 -0700
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 14:19 -0700
                Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-24 23:05 -0700
                Re: English Idiom in Unix: Directory Recursively Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-25 09:26 +0200
                Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-25 00:51 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-25 17:59 +1000
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 21:59 +0000
                Re: English Idiom in Unix: Directory Recursively Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-26 10:48 +0200
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-26 10:06 +0000
                Re: English Idiom in Unix: Directory Recursively Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-26 12:46 +0200
                Re: English Idiom in Unix: Directory Recursively harrismh777 <harrismh777@charter.net> - 2011-05-27 09:31 -0500
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 22:58 +0000
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-26 14:00 +1000
                Re: English Idiom in Unix: Directory Recursively Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-26 10:59 +0200
                Re: English Idiom in Unix: Directory Recursively "Charles" <C.Sanders@DeleteThis.Bom.GOV.AU> - 2011-05-26 20:58 +1000
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-26 21:12 +1000
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 14:38 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-30 07:46 +1000
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 15:54 -0700
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 14:38 -0700
                Re: English Idiom in Unix: Directory Recursively Thorsten Kampe <thorsten@thorstenkampe.de> - 2011-05-26 13:20 +0200
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-26 21:28 +1000
                Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-26 14:51 -0700
                Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-28 21:36 +0200
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-29 05:58 +1000
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-29 00:49 +0000
                Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-30 23:04 +0200
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-30 23:17 +0000
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-29 07:28 +1000
                Re: English Idiom in Unix: Directory Recursively Rikishi42 <skunkworks@rikishi42.net> - 2011-05-30 23:10 +0200
                Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:58 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-30 07:27 +1000
          Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:39 -0700
  Re: English Idiom in Unix: Directory Recursively Mike Barnes <mikebarnes@bluebottle.com> - 2011-05-18 10:25 +0100
    Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-18 13:00 -0700
      Re: English Idiom in Unix: Directory Recursively Hans Georg Schaathun <hg@schaathun.net> - 2011-05-18 21:19 +0100
        Re: English Idiom in Unix: Directory Recursively Lanarcam <lanarcam1@yahoo.fr> - 2011-05-18 22:33 +0200
      Re: English Idiom in Unix: Directory Recursively Mike Barnes <mikebarnes@bluebottle.com> - 2011-05-18 22:00 +0100
      Re: English Idiom in Unix: Directory Recursively Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups@NTLWorld.COM> - 2011-05-20 08:10 +0100
        Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-22 13:22 -0700
          Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-23 08:46 +1000
            Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-22 16:17 -0700
              Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-23 09:32 +1000
                Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-23 21:20 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-24 14:28 +1000
                Re: English Idiom in Unix: Directory Recursively Xah Lee <xahlee@gmail.com> - 2011-05-24 10:40 -0700
                Re: English Idiom in Unix: Directory Recursively Chris Angelico <rosuav@gmail.com> - 2011-05-25 08:14 +1000
                Re: English Idiom in Unix: Directory Recursively Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-05-25 10:15 +0000
      Re: English Idiom in Unix: Directory Recursively rantingrick <rantingrick@gmail.com> - 2011-05-29 13:32 -0700
    Re: English Idiom in Unix: Directory Recursively Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups@NTLWorld.COM> - 2011-05-20 08:07 +0100
  Re: English Idiom in Unix: Directory Recursively John Nagle <nagle@animats.com> - 2011-05-18 13:07 -0700
  Re: English Idiom in Unix: Directory Recursively Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups@NTLWorld.COM> - 2011-05-20 08:00 +0100
    Re: English Idiom in Unix: Directory Recursively David Schwartz <davids@webmaster.com> - 2011-05-27 22:56 -0700

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