On Tue, Jan 18, 2011 at 08:09:33PM -0500, Brad wrote:
> On Tuesday 18 January 2011 19:09:08 Pascal Stumpf wrote:
> > On Tue, Jan 18, 2011 at 10:57:55PM +0100, Matthias Kilian wrote:
> > > On Tue, Jan 18, 2011 at 12:06:13AM +0100, Pascal Stumpf wrote:
> > > > > The version you're using in your port is even wrong. A shared library
> > > > > must have the name libFOO.so.major.minor. I've fixed this (and set
> > > > > the version to 1.0). Also some cleanups (less patches, allow for
> > > > > orverriding CC, CXX, CFLAGS, CXXFLAGS etc.).
> > > >
> > > > Ok, sorry. It was utterly stupid to follow the FreeBSD port there. :/
> > > > But I think we should stick closer to what the authors originally
> > > > intended, and use $(VERSION_MAJOR).$(VERSION_MINOR) for the library
> > > > name; the same thing is passed to -soname.
> > >
> > > Sure, you can do this for a new port (like Irrlicht) if you like.
> > > But version numbers vill very soon diverge between with a projects
> > > version number and the shared library version number.
> > >
> > > - Many projects treat version nimbers (for both the project *and*
> > >   shared librararies) based on policy, not on compatility.
> > >
> > > - We ports people don't trust upstream on shared library versions,
> > >   and there's a good reason for it. We've seen so many upstream
> > >   minor bumps which contained ABI and API breakage that we prefer
> > >   to decide ourselves on version numbers of shared libs. Yes, that
> > >   means that you will have to read the diffs for any update of
> > >   Irrlicht and to check wether they missed a major bump.
> > >
> > >
> > > Really, I had this fun with poppler (IIRC), where ABI changes
> > > happened without major bumps from upstream.
> > >
> > > Advice of the day: sheared library version numbers are no coupled
> > > in any way to the projects version numbers.
> > >
> > > Ciao,
> > >   Kili
> >
> > Hi,
> > thanks for the advice. What made me choose to follow the upstream
> > versioning scheme was the fact that by passing 1.7 to -soname, upstream
> > seemed indicate that major API changes are only due for ‘minor’
> > releases. Judging from the changelog, it seems to be true that the third
> > digit indicates bugfix-only (well, almost …) releases, so the shlib
> > version suggested in the Makefile reflects that accurately.
> >
> > So, I’d just leave it alone for now, and if they really do make changes
> > to the API in a ‘bugfix-only’ release, we can still do our own bump if
> > it’s needed.
> 
> Remove using -soname for linking shared libs with OpenBSD.

Okay. I’ll resubmit the port after the freeze. :)
> 
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