[MITgcm-support] snprintf$LDBLStub compilation problem

[Baylor Fox-Kemper]

Hi Nicholas,
   Take a look at my tiger optfile in MITgcm/tools/build_options/ 
darwin_ppc_xlf_tiger_baylor.  If I remember correctly, one can just  
use the library inclusion -LSystemStubs.
   Cheers,
     -Baylor
On Jun 12, 2006, at 1:14 PM, Ed Hill wrote:

> On Mon, 2006-06-12 at 12:12 -0400, Nicolas Wienders wrote:
>>
>> I just downloaded a fresh cvs version of MITgcm
>> after doing an OS upgrade on one of our machine.
>>
>> I can compile an run every example, but as soon as i
>> add "mnc" in the list of packages i get the following
>> error at the very end of the compilation:
>>
>> /usr/bin/ld: Undefined symbols:
>> _snprintf$LDBLStub
>> make: *** [mitgcmuv] Error 1
>>
>> Any idea of where that could be coming from?
>> Thanks a lot. nw
>
> Hi Nicolas,
>
> Apple ships its own modified version of GCC and some of the changes  
> they
> make are mighty bone-headed.  If you google for the terms
>
>   Undefined symbols: printf$LDBLStub
>
> you'll see that number of other folks have encountered this problem or
> similar ones.  It has something to do with Xcode and I think it can be
> disabled with a compiler switch or an environment variable such as:
>
>   export MACOSX_DEVELOPMENT_TARGET=10.4
>
> or maybe an additional
>
>   -lSystemStubs
>     [ http://forums.macosxhints.com/archive/index.php/t-43678.html ]
>
> or something.  I don't have access to a Mac right now and don't have
> time to fight with it.  Keep google-ing and I'm sure you can find a
> better answer.
>
> Ed
>
> -- 
> Edward H. Hill III, PhD
> office:  MIT Dept. of EAPS 54-1424;  77 Massachusetts Ave.
>              Cambridge, MA 02139-4307
> emails:  eh3 at mit.edu                ed at eh3.com
> URLs:    http://web.mit.edu/eh3/    http://eh3.com/
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> fax:     617-253-4464
>
>
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