Re: git svn show-externals output format

From

AGAlexander Groß <agross@therightstuff.de>

Date

Aug 19, 2017, 12:59 UTC

Message-ID

<CACcHa=M_9xaP83=gha3Z4KNd12MfC+C1hE3hOMv-qjQBtMt0Ww@mail.gmail.com>

In-Reply-To

<165f5000-df53-0b62-6b06-d628a09d3076@gmail.com>

> My practical solution was to skip the man in the middle and ask the SVN
> server directly for the property values

Thanks, that helped a lot!

Alex

-- 
Alexander Groß
http://therightstuff.de/


On Sat, Aug 19, 2017 at 12:14 PM, Andreas Heiduk <asheiduk@gmail.com> wrote:
> Am 19.08.2017 um 10:24 schrieb Alexander Groß:
>
>> $ git svn show-externals
>>
>> # /trunk/
>> /trunk/https://svn.code.sf.net/p/gc-webdav/svn webdav
>> /trunk/https://svn.code.sf.net/p/gc-webdav/svn@1 webdav-at-revision
>
> This is the (bugged) output of `git svn show-externals` for "new
> style" svn:externals.
>
>>
>> # /trunk/sub directory/
>> /trunk/sub directory/https://svn.code.sf.net/p/gc-webdav/svn 'webdav in subdir'
>>
>> An earlier version contains just one external:
>>
>> $ git svn show-externals --revision 8
>>
>> # /trunk/
>> /trunk/webdav https://svn.code.sf.net/p/gc-webdav/svn/
>
> And that the proper output for "old style" svn:externals.
>
>> It seems like the output is inconsistent. [...]
>
> SVN changed/extended the svn:externals format in version 1.5.
> (See [1] for details). One thing is - they switched the
> order of the arguments. `git svn` dit not pick up these changes
> and hence interprets the new format incorrectly. See [2] for
> a similar discussion - it is from 2012!
>
>> This makes consuming the output of git svn show-externals in HEAD
>> difficult because the parts are not clearly separated by space and
>> sometimes the path is the first element, sometimes it's a combination
>> of first and last elements.
>
> My practical solution was to skip the man in the middle and ask the SVN
> server directly for the property values with something like that:
>
>     svn propget svn:externals -r 42 http://my-repo-url/path/to/ext/dir
>
> I used the output to hardcode the values during the conversion.
>
>
>
> [1] http://svnbook.red-bean.com/en/1.8/svn.advanced.externals.html
> [2] https://public-inbox.org/git/E59CCE45-6F92-4748-9B6E-2A562647904B@nikolaus-demmel.de/