From: John Maddock (john_at_[hidden])
Date: 2007-11-12 11:59:59
Daniel Lord wrote:
> John, thanks for the tips.
> I figured it out and got it to work (partially--only compiles for OS
> X i386 and not the ppc700 needed for a universal 'fat' binary).
> I then discovered there is an another way though a bit less
> has a patch you can get by going to Source Forge and downloading the
> Adobe Source Libraries (ASL). It adds options for architecture (fat,
> ppc700), SDK version of OS X gong back to 10.2 (which is moot as
> Leopard support only 10.5 and 10.4 now), and deployment option like
> stripping etc.
> Is it worth submitting a patch?
Definitely, go to svn.boost.org and submit a Track issue with the component
set to "build".
> I'll read up on how to submit a patch
> and documentation and then I'll submit. If anyone cares I will,
> otherwise I'll just put more detail in the wiki which I just now
> realized might already
> have this answer although Google didn't find it.
> In the meantime, here is what I did.
> 1. to make bjam build for the Intel platform on Intel Macs:
> Modify darwin.jam by addling the following lines in the init rule:
> flags darwin CFLAGS : -arch i386 -arch ppc ;
> flags darwin LINKFLAGS : -arch i386 -arch ppc ;
> flags darwin LINKFLAGS <runtime-link>static : -static-libgcc ;
> flags darwin CFLAGS <debug-symbols>on : -g ;
> flags darwin LINKFLAGS <debug-symbols>on : -g ;
> This results in static and dynamic libraries built for the i386
> architecture but not universal binaries because the ar tool cannot
> build those.
> 2. So I tried libtool which can build them by again modifying the
> #ar -c -r -s $(ARFLAGS) "$(<:T)" "$(>:T)"
> libtool -static -dynamic -o "$(<:T)" $(ARFLAGS) "$(>:T)"
> But so far, although Boost now build the libraries for the right
> architecture, it doesn't build universal binaries which can run on
> either architecture, ppc or i386.
> I'll keep trying here and there since universal is better than
> But at least Boost is useable on an Intel Mac now. I guess I should
> eventually get 64-bit working for both platfroms for a 'quad'
> universal binary ;-).
Thanks for reporting back, if you can place whatever patches and info you
have on the Track so this doesn't get lost, that would be excellent.
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