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Date: Sat, 12 Apr 2014 13:04:09 +0100
From: Arthur Chance <freebsd@qeng-ho.org>
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To: Matthew Seaman <m.seaman@infracaninophile.co.uk>,
 Erich Dollansky <erichsfreebsdlist@alogt.com>
Subject: Re: size of source tree
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On 12/04/2014 12:50, Matthew Seaman wrote:
> On 12/04/2014 10:09, Erich Dollansky wrote:
>> Hi,
>>
>> On Sat, 12 Apr 2014 09:26:23 +0100
>> Matthew Seaman <m.seaman@infracaninophile.co.uk> wrote:
>>
>>> On 12/04/2014 04:54, Erich Dollansky wrote:
>>>> The source tree dated 26.03.14 has a size of some 899GM while
>>>> today's source tree has some 1.8GB.
>>>>
>>>> Why is it suddenly so huge?
>>>>
>>>
>>> How were these source trees obtained?  A checkout from SVN will have a
>>> .svn directory containing pristine copies of all of the files, which
>>> will pretty much double the space requirement.
>>>
>> both have been obtained with svn. The smaller one was started last year
>> with the then current version of svn.
>>
>> Is there an option to turn this behaviour of keeping a copy off?
>
> Not if you want to use SVN.  You can use freebsd-update to get system
> sources -- but only from a release branch.

Wasn't svnup (${PORTS}/net/svnup) designed for this? It fetches from svn 
respositories but doesn't use the .svn directory.