[postgis-users] (no subject)
Paul Ramsey
pramsey at cleverelephant.ca
Mon Nov 16 06:40:32 PST 2015
I have no idea then, sorry.
P.
On Sun, Nov 15, 2015 at 11:46 AM, Ruby Tahboub <ruby.tahboub at gmail.com> wrote:
> Hi Paul,
>
> I did enable debugging in my postgres: ./configure
> --prefix=/usr/local/pgsql2/ CFLAGS="-g -O0" --enable-debug
>
> The only issue the debugger does not step into anything defined inside
> (postgis/gserialized_gist_2d.c or postgis/gserialized_gist_nd.c) but it
> steps into other locations. What do you think?
>
> Here's an example:
>
> SELECT ST_Intersects(ST_GeographyFromText('SRID=4326;LINESTRING(-43.23456
> 72.4567,-43.23456 72.4568)'),
> ST_GeographyFromText('SRID=4326;POINT(-43.23456 72.4567772)'))
>
>
> I placed a breakpoint inside postgres in:
>
> /src/backend/executor/execQual.c inside function:
> ExecMakeFunctionResultNoSets in Line:
>
> result = FunctionCallInvoke(fcinfo); // as you already know, this is the
> postgres macro which invokes functions as the ones defined inside postgis
>
> The debugger nicely stepped into postgis/geography_inout.c function:
> geography_from_text but NOT gserialized_overlaps defined inside
> postgis/gserialized_overlaps_nd
>
>
> Thanks,
> Ruby
>
> On Sun, Nov 15, 2015 at 11:36 AM, Paul Ramsey <pramsey at cleverelephant.ca>
> wrote:
>>
>> In addition to building your postgis with debugging (as you have done)
>> you need to build your postgresql with debugging on, because the
>> ./postgis directory inherits its build configuration from the
>> postgresql sources (thanks to pgxs, a mixed blessing). So go back and
>> rebuild your postgresql too.
>>
>> ATB,
>> P
>>
>> On Sat, Nov 14, 2015 at 2:30 PM, Ruby Tahboub <ruby.tahboub at gmail.com>
>> wrote:
>> > Dear PostGIS-Users,
>> >
>> > I'm debugging the sources of PostGIS (using Eclipse) for the purpose of
>> > understanding how spatial predicates work and how to go about adding new
>> > ones. I noticed that I can't step into postgis/gserialized_gist_2d.c,
>> > other
>> > locations under the same directory e.g.,
>> > postgis/geography_measurements.c
>> > can step into nicely. Could you double check my configurations:
>> >
>> > CFLAGS="-g3 -O0" ./configure
>> > --with-pgconfig=/usr/local/pgsql2/bin/pg_config
>> > --with-projdir=/usr/local --enable-debug
>> >
>> > postgis-2.2.0dev
>> >
>> > Thanks,
>> > Ruby
>> >
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>
>
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