[postgis-devel] liblwgeom.so, install-liblwgeom, uninstall-liblwgeom

[Paragon Corporation]

FWIW.  I can no longer compile trunk under mingw since strk's change.  I
even dropped trunk and redownloaded.  I'll file a ticket if I can't get it
to work.

> -----Original Message-----
> From: postgis-devel-bounces at postgis.refractions.net [mailto:postgis-devel-
> bounces at postgis.refractions.net] On Behalf Of Mark Cave-Ayland
> Sent: Monday, August 08, 2011 5:56 AM
> To: postgis-devel at postgis.refractions.net
> Subject: Re: [postgis-devel] liblwgeom.so, install-liblwgeom,uninstall-
> liblwgeom
> 
> On 06/08/11 18:57, Sandro Santilli wrote:
> 
> > As of r7701 we have 3 new rules in liblwgeom/Makefile:
> >
> >   libwgeom.so       -- Will attempt to build a shared library whose
> SONAME
> >                        is based on POSTGIS_MAJOR_VERSION
> >
> >   install-liblwgeom -- Will install the shared library under libdir
> (affected
> >                        by --prefix, --exec-prefix and --libdir, and also
> >                        honouring DESTDIR) with real-name formed by full
> >                        postgis version triplet.
> >
> >   uninstall-liblwgeom -- Will uninstall the shared library.
> >
> > None of those rules are invoked by default.
> > This is to have them for testing w/out breaking any existing use.
> > I'd love to get failure tickets for builds on non-GNU systems.
> > Even better I'd like patches :)
> >
> > Note that all postgis users (raster, postgis, cunit) are linking against
> > the static (not shared) library.
> 
> I've just taken a look at this, and I think that if we're going to
> switch from static to dynamic then we might as well just do it.
> Otherwise we're not going to get the testing we require.
> 
> I also see that in r7701 you've dropped the use of libtool - I really
> recommend against this. I know it has its own interesting quirks to work
> around, but it does have the magic to make things work. Interestingly
> enough the comment mentions libtool was dropped, but not why?
> 
> > TODO:
> >   - Install the static library as well.
> 
> If you can get libtool to work then this bit will be handled
> automatically.
> 
> >   - Install an API header file (with some documentation).
> 
> Paul started some work on moving the private functions into a
> liblwgeom_internal.h file so that liblwgeom.h is just the public API
> file. It would be great to finish this section of work.
> 
> >   - Make sure it works on other systems.
> 
> That will probably have to wait until testing :)
> 
> 
> ATB,
> 
> Mark.
> 
> --
> Mark Cave-Ayland - Senior Technical Architect
> PostgreSQL - PostGIS
> Sirius Corporation plc - control through freedom
> http://www.siriusit.co.uk
> t: +44 870 608 0063
> 
> Sirius Labs: http://www.siriusit.co.uk/labs
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