Re: Octave and the new Mountain Lion Operating System

[Ben Abbott]

On Aug 5, 2012, at 10:46 AM, Ben Abbott wrote:

> On Aug 5, 2012, at 10:35 AM, Ben Abbott wrote:
> 
>> On Aug 5, 2012, at 10:33 AM, Ben Abbott wrote:
>> 
>>> On Aug 4, 2012, at 11:13 PM, pete karousos wrote:
>>> 
>>>> Actually,
>>>> 
>>>> Looking a little closer I think the definition of SuiteSparse_tic and 
>>>> SuiteSparse_toc were wrapped inside #ifdef SUITESPARSE_TIMER_ENABLED and 
>>>> SUITESPARSE_TIMER_ENABLED is defined in SuiteSparse_config.h but it is 
>>>> only defined if NTIMER is not defined. That would explain the undefined 
>>>> symbols. When building for OS X though NTIMER is defined. I believe the 
>>>> real fix is to not define NTIMER if the operating system is OS X and to 
>>>> provide the definition of SuiteSparse_time the way I did if the operating 
>>>> system is OS X.
>>>> 
>>>> On Sat, Aug 4, 2012 at 10:02 PM, Ben Abbott <address@hidden> wrote:
>>>> 
>>>> On Aug 4, 2012, at 4:04 PM, pete karousos wrote:
>>>> 
>>>>> I am running SuiteSparse 4.0.2. It was the SuiteSparse code I had to 
>>>>> change not the Octave code. Once I got SuiteSpace to build everything was 
>>>>> fine. I built everything against octave-3.6.2.
>>>> 
>>>> I tried SuiteSparse 4.0.0 (from MacPorts) and am seeing the error below.  
>>>> What change did you make to SuiteSparse?
>>>> 
>>>> Undefined symbols for architecture x86_64:
>>>> "_SuiteSparse_time", referenced from:
>>>>    _umfpack_tic in libumfpack.a(umfpack_gn_tictoc.o)
>>>>    _umfpack_toc in libumfpack.a(umfpack_gn_tictoc.o)
>>>> 
>>>> Ben
>>> 
>>> I've been successful in resoling the problem by including -lSuiteSparse in 
>>> the UMFPACK_LIBS variable.  Either ...
>>> 
>>>     ./configure UMFPACK_LIBS="-lumfpack -lSuiteSparse"
>>> 
>>> ... or ...
>>> 
>>>     export UMFPACK_LIBS="-lumfpack -lSuiteSparse"
>>>     ./configure ...
>>> 
>>> ... should work.  What I've done so far was to edit liboctave/Makefile and 
>>> add "-lSuiteSparse" to the UMFPACK_LIBS variable definition.  After that 
>>> octave built without incident and "make check" returned no new failures.  
>>> I've started a fresh build starting to configure to check that everything 
>>> works as expected.  If it does, I'll file a bug report (configure should 
>>> check if -lSuiteSparse needs to be added to UMFPACK_LIBS). 
>>> 
>>> Ben
>> 
>> Setting the UMFPACK_LIBS variable did not work.  The configure script will 
>> need to be fixed.  As a work around the liboctave Makefile may be manually 
>> modified.
>> 
>> Ben
> 
> I opened a bug report
> 
>       https://savannah.gnu.org/bugs/?37031
> 
> Ben

A simple work around it to add the configure script option below

        --with-umfpack="-lumfpack -lSuiteSparse" 

Ben