Dynamic Library Support for x86_64/Linux

[Clemens Fruhwirth]

At Thu, 23 Oct 2008 17:53:51 +0100,
Ian Lynagh wrote:
> 
> On Fri, Oct 17, 2008 at 07:01:41PM +0200, Clemens Fruhwirth wrote:
> > 
> > The situation at the moment is
> > 
> > "./configure --enable-shared" gives you stage2 compiler that makes use
> > of the ghc package in form of a shared lib. So it replaces the static
> > compiler. With previous incarnations of the build system we had the
> > possibility to build a "ghc" binary which was the static compiler, and
> > a "ghc_dyn" binary which was the same compiler but linked to a shared
> > lib. But now the situation is different, and either "ghc" is produced
> > shared or not.
> > 
> > This makes it difficult to integrate into the regular testsuite, as
> > you can't test shared AND static, you can only test shared OR
> > static.
> 
> So you only want an in-place dynamic ghc, right? i.e. you don't want
> "make install" to be able to install two executables ghc and ghc_dyn?

No, I don't think that'd make sense to the user.

> And therefore we can call both executables 'ghc' but put them in
> different inplace directories, like we do with the stage1 and stage2
> compilers?

That'd be ok too. 

It's really just a tiny step in the whole build process as the whole
ghc packages gets built twice anyway, just linking Main.hs to it isn't
yet dual.
-- 
Fruhwirth Clemens - http://clemens.endorphin.org