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From: Xue Fuqiao <xfq.free@gmail.com>
To: Andy Moreton <andrewjmoreton@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: About `name' in loadup.el
Date: Mon, 11 Mar 2013 06:37:47 +0800	[thread overview]
Message-ID: <20130311063747.c9770a86852e180d10c2ba6b@gmail.com> (raw)
In-Reply-To: <82sj43f2jd.fsf@gmail.com>

On Sun, 10 Mar 2013 20:00:38 +0000
Andy Moreton <andrewjmoreton@gmail.com> wrote:

> >> >> > In lisp/loadup.el:
> >> >> > 
> >> >> >   (let ((name (concat "emacs-" emacs-version)))
> >> >> >     (while (string-match "[^-+_.a-zA-Z0-9]+" name)
> >> >> >       (setq name (concat (downcase (substring name 0 (match-beginning 0)))
> >> >> >   		       "-"
> >> >> >   		       (substring name (match-end 0)))))
> >> >> >     (message "Adding name %s" name)
> >> >> >     (add-name-to-file "emacs" name t))
[...]
> >> >> > And when will characters other than "-+_.a-zA-Z0-9" be in
> >> >> > `emacs-version'?
[...]

> >> So it is stripping stuff.  

> > I see.  It makes the program more robust, isn't it?

> The name is used to create a hardlink, so to avoid problems it should
> only contain characters that are allowed in portable filenames. This
> means removing the non-portable characters and replacing them with
> something that all filesystems should be able to cope with.

Thanks.

-- 
Best regards, Xue Fuqiao.
http://www.emacswiki.org/emacs/XueFuqiao



  reply	other threads:[~2013-03-10 22:37 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-10  6:38 About `name' in loadup.el Xue Fuqiao
2013-03-10  6:49 ` Jambunathan K
2013-03-10  7:07   ` Xue Fuqiao
2013-03-10 20:00     ` Andy Moreton
2013-03-10 22:37       ` Xue Fuqiao [this message]
  -- strict thread matches above, loose matches on Subject: below --
2013-03-10  0:11 Xue Fuqiao
2013-03-10  0:44 ` Pascal J. Bourguignon
2013-03-10  3:51 ` Eli Zaretskii
2013-03-10 11:27 ` Thien-Thi Nguyen
2013-03-10 13:02   ` Xue Fuqiao
2013-03-13 10:35     ` Thien-Thi Nguyen
2013-03-13 11:10       ` Xue Fuqiao

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