[mlpack-svn] [MLPACK] #357: error building mlpack

MLPACK Trac trac at coffeetalk-1.cc.gatech.edu
Mon Aug 4 12:43:48 EDT 2014


#357: error building mlpack
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  Reporter:  ftrovato  |        Owner:  rcurtin 
      Type:  defect    |       Status:  accepted
  Priority:  major     |    Milestone:          
 Component:  mlpack    |   Resolution:          
  Keywords:            |     Blocking:          
Blocked By:            |  
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Comment (by ftrovato):

 Hi Ryan,

 your advice on using -lmlpack solved the problem and I was able to run the
 test .cpp program. As a side question, which might be helpful for me and
 also for others, why -lmlpack option worked, while explicitly indicating
 the linker path with -L/path/to/mlpack/build/lib/ did not?

 I found libmlpack.so also in /usr/local/lib/ and so I will set
 LD_LIBRARY_PATH=/usr/local/lib/ as you suggested. I think it is more
 convenient if the other path changes.
 Initially I searched for libmlpack.so with ldconfig -p | grep libmlpack
 but did not get any results. I apologize if this is a stupid question, but
 how can I make ldconfig aware of the existence of /usr/local/lib/ ?

 So far, the command that worked to compile the .cpp program was:

  g++ -I/usr/include/libxml2/ mlapack_test.cpp -lmlpack

 Thank you for your help,
 Fabio

-- 
Ticket URL: <http://trac.research.cc.gatech.edu/fastlab/ticket/357#comment:3>
MLPACK <www.fast-lab.org>
MLPACK is an intuitive, fast, and scalable C++ machine learning library developed at Georgia Tech.


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