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From: Joost Kremers <joost.m.kremers@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: What exactly does "installing a package" mean?
Date: 27 Oct 2015 14:28:39 GMT	[thread overview]
Message-ID: <d99g0nF23boU1@mid.individual.net> (raw)
In-Reply-To: mailman.1106.1445904123.7904.help-gnu-emacs@gnu.org

Emanuel Berg wrote:
> But, to answer your question, no, there is nothing to
> it but files and directories, just like everything
> else on a Unix system.

Well, that's a bit of a naive statement. Of course it's all files and
directories, the question is, *which* files and directories. If Emacs
were to keep a list of installed packages and would save this list to,
say, `~/.emacs.d`, then it would still be "all files and directories",
but as an Emacs user, you might still run into trouble if you delete a
package from `package-user-dir` but do not update the file containing
the list of installed packages.

For example, if you remove the files of a package xyz on a
Debian(-based) system, dpkg will still think xyz installed, because its
own database still says it is.


-- 
Joost Kremers                                   joostkremers@fastmail.fm
Selbst in die Unterwelt dringt durch Spalten Licht
EN:SiS(9)


  parent reply	other threads:[~2015-10-27 14:28 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-26 20:32 What exactly does "installing a package" mean? Marcin Borkowski
2015-10-26 21:31 ` Kevin W. van Rooijen
2015-10-26 23:42   ` Marcin Borkowski
2015-10-27  0:11     ` Emanuel Berg
2015-10-27  0:31       ` Kevin W. van Rooijen
     [not found]     ` <mailman.1106.1445904123.7904.help-gnu-emacs@gnu.org>
2015-10-27 14:28       ` Joost Kremers [this message]
2015-10-28  1:58         ` Emanuel Berg
2015-10-27  1:11 ` Stefan Monnier

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