Seems to be so.  Notices are sent to stderr and the function itself returns 
just true/false. Somebody has asked about sorting the errors by type from 
postgis mailing list in 2006, but did not get help. 

-Jukka-


Martijn van Oosterhout wrote:
 
> AFAICS there's no way to match on specific types of errors, 
> unless you have a query that matches only self-intersections?
> 
> Have a nice day,
> 
> On Mon, Nov 3, 2008 at 12:18 PM, Rahkonen Jukka 
> <[EMAIL PROTECTED]> wrote:
> > Hi,
> >
> > What about to let PostGIS do the job and make a separate 
> Openlayers overlay from the places where it finds 
> self-intersections? They are usually simple to correct by 
> hand. Nested shells are perhaps too mysterious for that.
> >
> > -Jukka-
> >
> >
> >> -----Alkuperäinen viesti-----
> >> Lähettäjä: Martijn van Oosterhout [mailto:[EMAIL PROTECTED]
> >> Lähetetty: 3. marraskuuta 2008 12:54
> >> Vastaanottaja: Rahkonen Jukka
> >> Kopio: Jon Burgess; Mapnik users mailing-list
> >> Aihe: Re: [Mapnik-users] Nested coastline holes and Mapnik 
> rendering 
> >> (solved)
> >>
> >> Ok, I can see it here too. Unfortunatly, there's absolutly 
> no clue as 
> >> to what the actual problem is or what the solution might be. It 
> >> complains about ABA ways, which seems unreasonable to me but the 
> >> coastline checker already flags those and people should go 
> fix them.
> >>
> >> Self-intersection doesn't get detected by the coastline checker, 
> >> basically because I wouldn't have a clue how to identify it.
> >>
> >> Nested shells is a mystery to me. Some shapes gets it, 
> some don't. No 
> >> idea why...
> >>
> >> Have a nice day,
> >>
> >> On Mon, Nov 3, 2008 at 10:40 AM, Rahkonen Jukka 
> >> <[EMAIL PROTECTED]> wrote:
> >> >> Ah yes, that was my other question: you refer to
> >> processed_a, but I
> >> >> can't find a file of that name. Where did you get it?
> >> >
> >> > Sorry, the name is actully shoreline_a because I have been
> >> following
> >> > the Mapnik installation quide faithfully.  I just
> >> remembered the name
> >> > wrong now. My own compurer is nine kilometers away form my
> >> desk and I
> >> > couldn't check it.
> >> >
> >> > -Jukka-
> >> >
> >>
> >>
> >>
> >> --
> >> Martijn van Oosterhout <[EMAIL PROTECTED]> 
> http://svana.org/kleptog/
> >>
> >
> 
> 
> 
> --
> Martijn van Oosterhout <[EMAIL PROTECTED]> http://svana.org/kleptog/
> 
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