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From: Michael Albinus <michael.albinus@gmx.de>
To: Kit-Yan Choi <kit@kychoi.org>
Cc: emacs-orgmode@gnu.org
Subject: Re: [Patch] org-display-inline-images: Add support for remote images
Date: Sat, 29 Nov 2014 11:50:50 +0100	[thread overview]
Message-ID: <8738922sc5.fsf@gmx.de> (raw)
In-Reply-To: <CAKHbGXWic1MsRjC=7pEsjSgBuYgYEBKg-2Mn8bTAcmEMw4JAzA@mail.gmail.com> (Kit-Yan Choi's message of "Wed, 26 Nov 2014 12:13:15 -0500")

Kit-Yan Choi <kit@kychoi.org> writes:

> But is it theoretically possible to have two remote file paths sharing
> the same local copy file name? i.e. `make-temp-file' generates the
> same temporary file name for two separate calls?

No, never ever. After choosing a random file name, make-temp-file checks
whether there exists already such a file. In case of yes, it chosses
another random file name, and so on.

> As far as org-mode is concerned, and assuming the current stable
> version of tramp, I think there are two options (1) the current
> approach which preserves the path of the remote file and therefore
> avoid unnecessary downloads; however we forgo the capability of
> compression that tramp's file-local-copy offers, (2) use
> `file-local-copy' but risk overwriting (albeit unlikely) downloaded
> local copy; this is possible with or with out a look-up table for
> reusing files.

Again, the risk of overwriting something else does not exist.

> Thanks,
> Kit

Best regards, Michael.

      reply	other threads:[~2014-11-29 10:51 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-22  4:43 [Patch] org-display-inline-images: Add support for remote images Kit-Yan Choi
2014-11-25  8:32 ` Nicolas Goaziou
2014-11-25 15:15   ` Kit-Yan Choi
2014-11-25 15:23     ` Rasmus
2014-11-25 15:29     ` Kit-Yan Choi
2014-11-25 15:39       ` Michael Albinus
2014-11-25 15:45         ` Kit-Yan Choi
2014-11-25 17:04           ` Michael Albinus
2014-11-26 17:13             ` Kit-Yan Choi
2014-11-29 10:50               ` Michael Albinus [this message]

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