Re: [apps-discuss] should +gzip be registered as a media type structured syntax suffix ?

"Martin J. Dürst" <duerst@it.aoyama.ac.jp> Fri, 18 May 2012 08:53 UTC

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Date: Fri, 18 May 2012 17:52:42 +0900
From: "\"Martin J. Dürst\"" <duerst@it.aoyama.ac.jp>
Organization: Aoyama Gakuin University
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To: John Levine <johnl@taugh.com>
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Cc: ned.freed@mrochek.com, apps-discuss@ietf.org
Subject: Re: [apps-discuss] should +gzip be registered as a media type structured syntax suffix ?
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If nobody is using +gzip or whatever, I'd just leave them alone. Once 
there's a need, they can always be added.      Regards,    Martin.

On 2012/05/18 7:49, John Levine wrote:
>> The gzip file format (RFC 1952), OTOH, certainly supports the concept of
>> multiple objects. Why zip seems to be prefered, I have no idea, but in my
>> experience at least that seems to be the case.
>
> While it is true that the gzip format supports multiple objects, all
> of the gzip software I have ever used treats it as a stream
> compressor, at most picking out the first filename to use as the name
> of the decompressed file.  The usual convention on Unix systems is to
> bundle up multiple files into a tar archive and gzip that, which the
> standard tar program will do in one pass.  tgz files still have the
> advantage over zip files that you can decode and extract files from
> them on the fly since the directory info is interleaved with the data
> rather than all stored at the end.
>
> I'm agnostic about +gzip or +deflate.  If people want them, it's OK
> with me.
>
> R's,
> John
>
>
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