git.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Junio C Hamano <gitster@pobox.com>
To: Johannes Sixt <j.sixt@viscovery.net>
Cc: Michael J Gruber <git@drmicha.warpmail.net>,
	git@vger.kernel.org, Andrei Thorp <garoth@gmail.com>
Subject: Re: [PATCHv3 2/2] git submodule: Fix adding of submodules at paths with ./, .. and //
Date: Tue, 03 Mar 2009 07:36:33 -0800	[thread overview]
Message-ID: <7v3aduehz2.fsf@gitster.siamese.dyndns.org> (raw)
In-Reply-To: <49AD2BE6.1000105@viscovery.net> (Johannes Sixt's message of "Tue, 03 Mar 2009 14:08:54 +0100")

Johannes Sixt <j.sixt@viscovery.net> writes:

> Michael J Gruber schrieb:
>> +	# normalize path:
>> +	# multiple //; leading ./; /./; /../; trailing /
>> +	path=$(printf '%s/\n' "$path" |
>> +		sed -e '
>> +			s|//*|/|g
>> +			s|^\(\./\)*||
>> +			s|/\./|/|g
>> +			:start
>> +			s|\([^/]*\)/\.\./||g
>
> Sorry to say: not yet. This turns "a/b/c/d/../../../d" into "a/b/c/d"
> instead of "a/d". Drop the 'g'.
>
> Once this is fixed, I have to ask what should happen with path names like
> "../a/b", "../../a/b"? Should there be a warning or error?
>
> Other than that, this expression works on AIX 4.3.3! Note in particular
> that '\n' in the printf format string is essential!
>
>> +			tstart
>> +			s|/*$||
>> +		')

At some point you should wonder if all of this complication is worth it,
or it makes sense to reject when you see // or /\.\./ in the input.

  parent reply	other threads:[~2009-03-03 15:38 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <80055d7c0902241541o5c8fad50ra4eace5919bcf6df@mail.gmail.com>
2009-02-24 23:56 ` Fwd: Git Submodule Misbehaviour With ./ Andrei Thorp
2009-02-25 11:03   ` [PATCH 0/2] Fix git submodule add for paths with ./ Michael J Gruber
2009-02-25 11:03     ` [PATCH 1/2] git submodule: Add test cases for git submodule add Michael J Gruber
2009-02-25 11:03       ` [PATCH 2/2] git submodule: Fix adding of submodules at paths with ./ Michael J Gruber
2009-02-25 11:21         ` Johannes Sixt
2009-02-25 12:35           ` Michael J Gruber
2009-02-25 13:04             ` Johannes Sixt
2009-02-25 13:26               ` [PATCHv2 0/4] Fix git submodule add for funky paths Michael J Gruber
2009-02-25 13:26                 ` [PATCHv2 1/4] git submodule: Add test cases for git submodule add Michael J Gruber
2009-02-25 13:26                   ` [PATCHv2 2/4] git submodule: Fix adding of submodules at paths with ./ Michael J Gruber
2009-02-25 13:26                     ` [PATCHv2 3/4] git submodule: Add more tests for add with funky paths Michael J Gruber
2009-02-25 13:26                       ` [PATCHv2 4/4] git submodule: Fix handling of // and /.. in paths for added submodules Michael J Gruber
2009-02-25 14:06                         ` Johannes Sixt
2009-02-25 14:33                           ` Michael J Gruber
2009-02-25 15:03                             ` Johannes Sixt
2009-02-25 21:25                               ` Junio C Hamano
2009-02-26  9:05                                 ` Michael J Gruber
2009-02-26 17:04                                   ` Junio C Hamano
2009-03-03 12:39                                     ` [PATCHv3 0/2] git submodule: normalize paths before adding Michael J Gruber
2009-03-03 12:39                                       ` [PATCHv3 1/2] git submodule: Add test cases for git submodule add Michael J Gruber
2009-03-03 12:39                                         ` [PATCHv3 2/2] git submodule: Fix adding of submodules at paths with ./, .. and // Michael J Gruber
2009-03-03 13:08                                           ` Johannes Sixt
2009-03-03 14:09                                             ` Michael J Gruber
2009-03-03 15:08                                               ` [PATCHv4 0/2] git submodule: normalize paths before adding Michael J Gruber
2009-03-03 15:08                                                 ` [PATCHv4 1/2] git submodule: Add test cases for git submodule add Michael J Gruber
2009-03-03 15:08                                                   ` [PATCHv4 2/2] git submodule: Fix adding of submodules at paths with ./, .. and // Michael J Gruber
2009-03-03 15:28                                                     ` Johannes Sixt
2009-03-03 15:39                                                       ` Michael J Gruber
2009-03-03 16:32                                                 ` [PATCHv4 0/2] git submodule: normalize paths before adding Junio C Hamano
2009-03-03 15:36                                             ` Junio C Hamano [this message]
2009-03-03 15:48                                               ` [PATCHv3 2/2] git submodule: Fix adding of submodules at paths with ./, .. and // Michael J Gruber
2009-03-03 14:29                                           ` Johannes Schindelin
2009-03-03 14:58                                             ` Michael J Gruber
2009-02-25 21:25               ` [PATCH 2/2] git submodule: Fix adding of submodules at paths with ./ Junio C Hamano
2009-02-25 21:24       ` [PATCH 1/2] git submodule: Add test cases for git submodule add Junio C Hamano

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=7v3aduehz2.fsf@gitster.siamese.dyndns.org \
    --to=gitster@pobox.com \
    --cc=garoth@gmail.com \
    --cc=git@drmicha.warpmail.net \
    --cc=git@vger.kernel.org \
    --cc=j.sixt@viscovery.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).