> On Sun, 06 Jan 2008 09:56:32 +0200 > Danny Braniss <danny_at_cs.huji.ac.il> wrote: > > > what Apple has is one file, that will run the appropiate binary if run > > on an i386 or a ppc, not 2 different files - universal binary - not rosetta. > > Sure, but that's got a bunch of different driving factors. I > don't know, for example, whether you can build a four-way > executable (ia32, x86_64, ppc, ppc64). Well, you probably can, > but I'd be a bit surprised if anyone has. FreeBSD supports even > more architectures: it just doesn't scale. The best bet for > something that has to run everywhere is probably LLVM or TNEF. > > The advantage that Unix has over MacOS is that we aren't trying > to squeeze everything into single "application" directories. So > it's reasonable to have "share", and select executables on the > basis of PATH. That's how it has worked before. Most sites > don't have more than two or three different architectures to > support, anyway. > This argument has sides/issues, one is the 'distribution', and here I agree that one universal-fit-all is not the way to go. I'm concerned in trying to solve a problem we are facing here, were students/researchers write code, and soon will be hit by incompatible platforms. > If we do get much further with multi-architecture bin and lib, > and people actively use these on diskless setups or > multi-architecture hosts (amd64/ia32, or other 64/32 bit > combinations being the most common) then perhaps it would be nice > to have a share/bin where platform-independent scripts (shell, > perl, python) as well as dynamic-translated binaries (JVM, LLVM, > etc) can live? > > Cheers, > > -- > Andrew dannyReceived on Mon Jan 07 2008 - 06:49:23 UTC
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