[ros-users] orocos_kdl failure on OSX

[Nicholas Butko]

In the port install log, you will see the correct checksum. You can manually update the Portfile with the new checksum. 



On Sep 3, 2011, at 10:49 AM, Kevin Walchko <kevin.walchko at gmail.com> wrote:

> I am working on it right now …
> 
> My problem is python_orocos_kdl is looking for eigen and I can't load it from macports due to a checksum miss match. Googling around, it appears that author likes to do stealth updates and I can't seem to figure out how to force macports to install eigen. Did you have this problem?
> 
> On Sep 3, 2011, at 1:45 PM, Nicholas Butko wrote:
> 
>> Kevin, can you build python_orocos_kdl? I fixed the cmake problems with orocos_kdl, similar to you, but I get a ton of undefined symbol link errors for the python version, which prevents many stacks from building. It is a huge point of failure for me right now.
>> 
>> 
>> 
>> On Sep 3, 2011, at 10:22 AM, Kevin Walchko <kevin.walchko at gmail.com> wrote:
>> 
>>> Hi,
>>> 
>>> [setup]
>>> 
>>> ROS Electric
>>> OSX Lion with Macports
>>> 
>>> [Problem]
>>> 
>>> Eigen3.cmake couldn't find eigen3
>>> 
>>> [Solution]
>>> 
>>> Instead of using the included cmake files in orocos_kdl/config/Eigen3.cmake I changed CMakeLists.txt to use pkg-config which macports automatically sets up for OSX. Don't know if Linux does this too.
>>> 
>>> CMakeLists.txt:
>>> include($ENV{ROS_ROOT}/core/rosbuild/FindPkgConfig.cmake)
>>> pkg_check_modules(EIGEN3 REQUIRED eigen3)
>>> include_directories(${EIGEN3_INCLUDE_DIRS})
>>> #INCLUDE(${PROJ_SOURCE_DIR}/config/FindEigen3.cmake)
>>> #INCLUDE_DIRECTORIES(${EIGEN3_INCLUDE_DIR})
>>> 
>>> 
>>> Not sure why the pkg-config wasn't used in the first place, it seems to work nice.
>>> 
>>> The included Eigen3.cmake appears to be too limited in where it looks, at least for OSX. Could add /opt/local/include/eigen3 but didn't try.
>>> 
>>> config/Eigen3.cmake:
>>> FIND_PATH(EIGEN3_INCLUDE_DIR Eigen/Core /usr/include /usr/include/eigen3)
>>> 
>>> Thanks.
>>> 
>>> Kevin
>>> 
>>> _______________________________________________
>>> ros-users mailing list
>>> ros-users at code.ros.org
>>> https://code.ros.org/mailman/listinfo/ros-users
>> _______________________________________________
>> ros-users mailing list
>> ros-users at code.ros.org
>> https://code.ros.org/mailman/listinfo/ros-users
> 
> _______________________________________________
> ros-users mailing list
> ros-users at code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users