From: Thierry Volpiatto <thierry.volpiatto@gmail.com>
To: Lennart Borgman <lennart.borgman@gmail.com>
Cc: Chong Yidong <cyd@stupidchicken.com>,
Michael Albinus <michael.albinus@gmx.de>,
Stefan Monnier <monnier@iro.umontreal.ca>,
emacs-devel@gnu.org
Subject: Re: bug in copy-directory
Date: Fri, 28 Jan 2011 19:11:32 +0100 [thread overview]
Message-ID: <87hbcsc2zv.fsf@gmail.com> (raw)
In-Reply-To: <AANLkTim-fo14f2Nbh3yqGDDbsycBDYC1Ekro=Rq_mdr3@mail.gmail.com> (Lennart Borgman's message of "Fri, 28 Jan 2011 18:17:33 +0100")
Lennart Borgman <lennart.borgman@gmail.com> writes:
> On Fri, Jan 28, 2011 at 6:13 PM, Thierry Volpiatto
> <thierry.volpiatto@gmail.com> wrote:
>>>
>>> Isn't the semantics of "cp" broken + undescribed?
>> No
>
> Yes ;-)
>
>>> I had a directory x1, but no x2. Doing
>>>
>>> cp -r x1 x2
>>>
>>> works as I expect it to, i.e. x1 and x2 are identical.
>>>
>>> However after a second
>>>
>>> cp -r x1 x2
>>>
>>> there is suddenly a directory x1 inside x2.
>> That's what is expected, imagine with what you expect, x2 is your home
>> directory or /etc, and you copy x1 to it by error...
>
> So? The urge to copy?
So x1 will overwrite your important directory and you will lost all.
So i think cp do the right thing, since a long time as said by Andreas.
>>> I really dislike this kind of context specific semantics that is both
>>> unintuitive and undescribed.
>> cp have a nice man page, you should read it.
>
> I do not have it on w32. Just the output from cp --help and it does
> not describe this behaviour.
You can install VirtualBox or similar and install a GNU/Linux system on
it ...
--
A+ Thierry
Get my Gnupg key:
gpg --keyserver pgp.mit.edu --recv-keys 59F29997
next prev parent reply other threads:[~2011-01-28 18:11 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-27 15:18 bug in copy-directory Thierry Volpiatto
2011-01-28 1:13 ` Chong Yidong
2011-01-28 9:05 ` Thierry Volpiatto
2011-01-28 15:02 ` Stefan Monnier
2011-01-28 16:30 ` Chong Yidong
2011-01-28 16:51 ` Lennart Borgman
2011-01-28 17:05 ` Andreas Schwab
2011-01-28 17:08 ` Lennart Borgman
2011-01-28 17:18 ` Andreas Schwab
2011-01-28 17:13 ` Thierry Volpiatto
2011-01-28 17:17 ` Lennart Borgman
2011-01-28 18:11 ` Thierry Volpiatto [this message]
2011-01-28 18:28 ` Lennart Borgman
2011-01-28 20:12 ` Jan Djärv
2011-01-28 20:48 ` Lennart Borgman
2011-01-28 22:44 ` Jan Djärv
2011-01-28 22:55 ` Lennart Borgman
2011-01-28 18:31 ` Eli Zaretskii
2011-01-28 18:33 ` Thierry Volpiatto
2011-01-28 18:35 ` Stefan Monnier
2011-01-29 22:12 ` Chong Yidong
2011-01-29 22:51 ` Thierry Volpiatto
2011-01-30 10:51 ` Michael Albinus
2011-01-30 13:54 ` Thierry Volpiatto
2011-01-30 14:05 ` Michael Albinus
2011-01-30 10:46 ` Michael Albinus
2011-01-30 13:51 ` Thierry Volpiatto
2011-01-30 14:12 ` Michael Albinus
2011-01-30 14:36 ` Thierry Volpiatto
2011-01-30 15:21 ` Thierry Volpiatto
2011-01-30 16:00 ` Thierry Volpiatto
2011-01-30 17:43 ` Michael Albinus
2011-01-30 18:07 ` Thierry Volpiatto
2011-01-30 18:32 ` Thierry Volpiatto
2011-01-30 18:36 ` Michael Albinus
2011-01-30 19:07 ` Thierry Volpiatto
2011-01-30 21:18 ` Thierry Volpiatto
2011-01-31 17:06 ` Chong Yidong
2011-02-01 9:44 ` Michael Albinus
2011-02-01 11:57 ` Thierry Volpiatto
2011-02-02 8:19 ` Thierry Volpiatto
2011-02-02 9:24 ` Thierry Volpiatto
2011-02-02 9:47 ` Michael Albinus
2011-02-02 20:48 ` Thierry Volpiatto
2011-02-04 8:40 ` Thierry Volpiatto
2011-02-04 10:17 ` Michael Albinus
2011-02-04 17:28 ` Thierry Volpiatto
2011-02-04 19:20 ` Michael Albinus
2011-02-04 20:00 ` Thierry Volpiatto
2011-02-06 5:01 ` Chong Yidong
2011-02-06 6:23 ` Thierry Volpiatto
2011-02-06 12:03 ` Michael Albinus
2011-02-06 13:33 ` Chong Yidong
2011-02-07 16:43 ` Michael Albinus
2011-02-07 17:32 ` Thierry Volpiatto
2011-02-08 9:18 ` Michael Albinus
2011-02-08 10:58 ` Thierry Volpiatto
2011-02-08 11:29 ` Michael Albinus
2011-02-08 15:06 ` Thierry Volpiatto
2011-02-08 15:22 ` Michael Albinus
2011-02-08 16:39 ` Michael Albinus
2011-02-09 0:46 ` Chong Yidong
2011-02-09 7:13 ` Thierry Volpiatto
2011-02-09 8:32 ` Michael Albinus
2011-02-09 15:37 ` Chong Yidong
2011-02-09 16:07 ` Michael Albinus
2011-02-09 16:11 ` Thierry Volpiatto
2011-02-09 16:50 ` Chong Yidong
2011-02-09 17:37 ` Thierry Volpiatto
2011-02-06 17:22 ` Thierry Volpiatto
2011-02-06 17:46 ` Thierry Volpiatto
2011-02-07 15:22 ` Stefan Monnier
2011-02-07 16:02 ` Thierry Volpiatto
2011-02-07 18:55 ` Stefan Monnier
2011-02-07 20:00 ` Thierry Volpiatto
2011-02-08 3:32 ` Stefan Monnier
2011-02-09 16:02 ` Chong Yidong
2011-02-09 21:42 ` Stefan Monnier
2011-02-11 8:12 ` Thierry Volpiatto
2011-02-11 8:32 ` Michael Albinus
2011-02-11 9:48 ` Thierry Volpiatto
2011-02-11 10:36 ` Michael Albinus
2011-02-11 23:58 ` Chong Yidong
2011-02-12 7:06 ` Thierry Volpiatto
2011-02-12 9:01 ` Michael Albinus
2011-02-12 18:42 ` Chong Yidong
2011-02-12 19:41 ` Chong Yidong
2011-02-12 21:55 ` Thierry Volpiatto
2011-02-12 22:46 ` Chong Yidong
2011-02-14 11:40 ` Thierry Volpiatto
2011-02-12 7:26 ` Thierry Volpiatto
2011-02-06 17:47 ` Michael Albinus
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