Gilles Bassière wrote:
> Mateusz Loskot wrote:
>> Gilles Bassière wrote:
>>
>>> [...]
>>> Geos is compiled with "--enable-python" and "--disable-inline" options,
>>> I also set a custom "--prefix".
>>>
>>
>> Could you try to build without --disable-inline and see if it changes
>> anything?
>>
>> Cheers
>>
> Hi Mateusz,
>
> Thanks for help. I tried your solution and also dropped the Python
> option as I don't really need it. After compilation, Geos passed all
> tests ("make check" ok). I proceed with postgis upgrade :
>
> make clean
> make
> make install
> ldconfig
> psql -d topo -f share/lwpostgis_upgrade.sql
>
> Unfortunately, I still have a Fatal error in PostGIS when using
> LineMerge() :
>
> topo=> SELECT nom_rue, astext(LineMerge(Collect(wkb_geometry)))
> topo-> FROM route
> topo-> GROUP BY nom_rue
> topo-> HAVING nom_rue IS NOT NULL;
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.
> The connection to the server was lost. Attempting reset: Succeeded.
>
> So, the only progress is the Postgres' "Attempting reset" success (with
> --disable-inline, the error message ended with "Attempting reset: Failed.")
>
> Postgres' log give me the following error message:
>
> al] SELECT: CoordinateArraySequence.cpp:105: virtual const
> geos::geom::Coordinate&
> geos::geom::CoordinateArraySequence::getAt(size_t) const: Assertion
> `pos<vect->size()' failed.
Hi,
Yes, this looks suspiciously. I will try to add LineMerge to unit tests
over this week and see if general test cases will work or not.
> I'm wondering whether it's a good idea to rely on geos 3.0. On the one
> hand, I use GeoDjango which only works when linked against geos 3.0, on
> the other hand I use postgis, qgis and many others that require a stable
> background... Would it be possible to install geos 2.2.3 as the default
> geos and build the 3.0.0 RC version only for apps that really require
> it? Any hints?
Yes, it would be possible, but you will need to configure environment
for applications separately by setting different value of LD_LIBRARY_PATH.
Cheers
--
Mateusz Loskot
http://mateusz.loskot.net
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