Re: Problem installing packages

[Alexander Hansen]

On 5/21/12 11:11 AM, Alexander Hansen wrote:
> On 5/21/12 10:45 AM, notMyUsername wrote:
>> I hate to extend this thread but...  The issue I was having above regarding
>> package installation with Octave from Homebrew has been fixed and I have
>> Octave working fine on Snow Leopard, but I am now having another problem,
>> this time on Lion (10.7.3/Xcode 4.3.2/i686-apple-darwin11-llvm-gcc-4.2 (GCC)
>> 4.2.1) only.  When I try to install the miscellaneous-1.1.0.tar.gz package I
>> receive the following error: 
>>
>> partarray.cc:42:31: error: variable length array of non-POD element type
>>       'Array<octave_idx_type>'
>>   Array<octave_idx_type> bidc [maxdims], eidc [maxdims];
>>                               ^
>> partarray.cc:42:47: error: variable length array of non-POD element type
>>       'Array<octave_idx_type>'
>>   Array<octave_idx_type> bidc [maxdims], eidc [maxdims];
>>
>> Is this also a Homebrew issue or is this something with octave?
>>
> 
> Are you sure that you're building miscellaneous with llvm-gcc?  You can
> verify this by running
> 
> mkoctfile -p CC
> 
> I have to *force* Fink's miscellaneous package to build with
> llvm-gcc-4.2 on Lion because using the clang compiler (which is our
> default) results in these errors.  It sounds like you're building with
> clang, too.  What I use to work around this is to set the CC environment
> variable before starting Octave, e.g.
> 
> $ export CC=llvm-gcc-4.2
> $ octave
>> pkg install -forge miscellaneous
> 
> Octave's build process by default encodes whatever compiler is being
> used to build it into the mkoctfile build tool, and it sounds like
> Homebrew uses clang to build Octave.

Actually, it needs CXX to be set rather than CC:

$ export CXX=llvm-g++-4.2
$ octave
octave> pkg install -forge miscellaneous

Sorry about that.
-- 
Alexander Hansen, Ph.D.
Fink User Liaison
http://finkakh.wordpress.com/2012/02/21/got-job/