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From Egor Pasko <egor.pa...@gmail.com>
Subject Re: [x86_64] builds! now onto the tests
Date Wed, 15 Nov 2006 05:45:20 GMT
On the 0x222 day of Apache Harmony Gregory Shimansky wrote:
> Stefano Mazzocchi wrote:
> > Gregory Shimansky wrote:
> >> Stefano Mazzocchi wrote:
> >>> I'm happy to report that both classlib and drlvm at r474892 build on
> >>> x86_64/em64t
> >>>
> >>> As Gregory suggested, I had to change the symlinks to from
> >>> /usr/lib/lib(jpeg|png).a to /usr/lib/lib(jpeg|png).so in order for the
> >>> link to avoid complaining.
> >> Well Geir insists that we should know what we are linking against, so he
> >> prefers static libraries. I don't like it very much (it is contrary to
> >> Gentoo way :) which is to link against anything which is installed on
> >> the system by the user) but I can understand this POV.
> >>
> >> The problem is that on many distributions static libs are built without
> >> -fPIC and while on x86 it may still work ok, on x86_64 it definitely
> >> doesn't work. So if we decide that we should use static linking we'll
> >> have to check in prebuilt the binaries into classlib source tree just
> >> like we did with ICU (although ICU libraries are dynamic, not shared). I
> >> see no other way to do static linking.
> > I see. I wouldn't mind that. Both libpng and libjpeg seem to have an
> > apache-compatible license.
> > We already fetch java binary dependencies, it's not unreasonable to
> > have
> > a OS/CPU-based fetching of native statically built binaries as well
> > since they are not going to change that much anyway over time.
> 
> I don't know where we can fetch static libraries built with -fPIC
> since no one does that. Probably this is the way configure scripts
> configure the flags for building static libs.

Alternative solution could be to link dynamically, but against
downloaded libs (not the libs the system). If somebody is eager to use
the Gentoo way, s/he makes a link.

> We'll have to build the binaries ourself and store them somewhere (in SVN?).


-- 
Egor Pasko


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