Re: [igraph] Error importing igraph in OSX 10.10.5

[Szabolcs Horvát]

On recent versions of OS X, by default gcc is an alias for clang, and
will work correctly.  If the gcc command crashes on your computer,
then there must be a gcc executable somewhere else in the path.  What
does

echo $PATH

return on your computer?

On 15 October 2015 at 03:17, Pablo Moriano <address@hidden> wrote:
> Hi Tamas,
>
> I remember that just before I tried to install igraph, I typed `export 
> CC=/usr/bin/gcc’ and `export CXX=/usr/bin/g++’ to declare the Apple compilers 
> as my default option. Is that related with this issue? Is there any way to 
> check if I have installed the C compilers (from gnu) and where? Thank you.
>
>> On Oct 14, 2015, at 6:30 PM, Tamas Nepusz <address@hidden> wrote:
>>
>> Hi Pablo,
>>
>> gcc does not seem to work on your machine. This might or might not be
>> a problem - it probably doesn't affect igraph but you should try and
>> reinstall the C compilers at some point to be on the safe side.
>>
>> I have clang-600.0.51 on my machine and the compilation of igraph
>> works perfectly fine with this version. I'll try to find another
>> machine with a newer clang and test the compilation there.
>>
>> T.
>>
>> T.
>>
>>
>> On Tue, Oct 13, 2015 at 2:46 PM, Pablo Moriano <address@hidden> wrote:
>>> Hi Tamas,
>>>
>>> Thank you for your response. These are the results:
>>>
>>> gcc -v
>>>
>>> Segmentation fault: 11
>>>
>>> clang -v
>>>
>>> Apple LLVM version 7.0.0 (clang-700.0.72)
>>> Target: x86_64-apple-darwin14.5.0
>>> Thread model: posix
>>>
>>> What can be wrong?
>>>
>>> On Oct 13, 2015, at 5:04 AM, Tamas Nepusz <address@hidden> wrote:
>>>
>>> Hi Pablo,
>>>
>>> This issue seems to be either specific to OS X 10.10.5 or to your
>>> machine because it works just fine on my Mac with OS X 10.9. My best
>>> guess is that this is an issue with your C compiler. Can you post the
>>> output of "gcc -v" and "clang -v" here?
>>>
>>> T.
>>>
>>> T.
>>>
>>>
>>> On Mon, Oct 12, 2015 at 11:03 PM, Pablo Moriano <address@hidden>
>>> wrote:
>>>
>>> Hi,
>>>
>>> I installed igraph on a mac OS X10.10.5 under Anaconda Python using pip
>>> install igraph-python. It seems to be installed correctly. It does not
>>> complain. However, when I tried to import the library, I am getting
>>>
>>> import igraph
>>>
>>> Traceback (most recent call last):
>>> File "<stdin>", line 1, in <module>
>>> File
>>> "/Users/user/anaconda/lib/python2.7/site-packages/igraph/__init__.py", line
>>> 34, in <module>
>>>   from igraph._igraph import *
>>> ImportError:
>>> dlopen(/Users/user/anaconda/lib/python2.7/site-packages/igraph/_igraph.so,
>>> 2): Symbol not found: ___emutls_get_address
>>> Referenced from:
>>> /Users/user/anaconda/lib/python2.7/site-packages/igraph/_igraph.so
>>> Expected in: dynamic lookup
>>>
>>> Does anyone knows how to fix it? Thanks in advance.
>>>
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>>
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