On Dec 12, 2007 1:43 PM, Ryan Schmidt <[EMAIL PROTECTED]> wrote: > > On Dec 12, 2007, at 06:28, Daniel Oberhoff wrote: > > >> > a) I could prevent this (i.e. have it build 32bit as before) > >> > b) If I could have two completely independent macports repos on my > >> > disk, one built 32bit and one 64bit. This would be ideal since most > >> > everyday stuff is 32bit, and only some libs and stuiff are needed > >> > for 64. I would go as far as saying this latter option would be the > >> > best solution (less hassle than doing universal builds and better > >> > controllable), > >> > > >> > for the 32/64 bit versions I would really like this supported in > >> > macports properly, and not have to fiddle with build flags... I > >> > would like a repo-constant switch for this. I.e. some repo (I refer > >> > to repo as a local macports install tree, i.e. what is usually > >> > under /opt/local) would be set up as 64bit and always be 64bit from > >> > there on (i.e. update, install and all when on this repo do 64bit > >> > builds). And another would be 32bit. One could do the same for ppc. > >> > I think real universal binaries are only ever needed for > >> > distribution, and then one can always go and lipo things by hand. > >> > > >> > So is this kind of repo-based architecture selection possible. And > >> > the installation of multiple macports repos? If not I would even > >> > help make it possible if someone gets me started :). > >> > >> By default the Apple compilers will produce 32 bit binaries, so if > >> you don't do anything, you'll end up with 32 bit ppc or i386 > >> binaries. We currently don't have a switch to enable 64 bit binaries, > >> so no: "just" installing MacPorts a 2nd time isn't getting you > >> anywhere near there. > >> I'd recommend (for now) to hack the portconfigure.tcl [1] file and > >> replace "-arch i386 -arch ppc" with "-arch i386 -arch x86_64", then > >> build the stuff you need with "+universal". > >> For more awesomeness to happen sooner, I'd advice to start hacking > >> port(1) with us... ;) > > > > Hehe :). Well, I would first like to know if and how I can install > > a second macports tree. > > Documented: > > http://guide.macports.org/#installing.source.multiple >
Thanks, rtfm I guess :). > > > As I would prefer that over building inversals. Once I get there I > > will see how I can force one tree to build 64bit and report on what > > I come up with. But I might also play with that universal hack...if > > it is that easy, why can't it be automated? > > Are you asking: why haven't we dealt with 4-way universal binaries or > any kind of 64-bit support before? I don't think anybody's asked for > it before. > > > Sure, Leopard is quite new and all. Hmm, but I remember someone said its really complicated...anyhow, I will probably try both ways sometime this week and report on my findings. Best Daniel
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