Granite:OpenCV_HelloWorld nick$ otool -L bin/OpenCV_HelloWorld
bin/OpenCV_HelloWorld:
libopencv_core.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_imgproc.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_highgui.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_ml.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_video.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_objdetect.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_features2d.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_calib3d.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_contrib.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
libopencv_legacy.2.1.dylib (compatibility version 2.1.0, current version 2.1.1)
/Users/nick/ros/ros/core/roscpp/lib/libros.dylib (compatibility version 0.0.0, current version 0.0.0)
/opt/local/lib/libboost_signals-mt.dylib (compatibility version 0.0.0, current version 0.0.0)
/Users/nick/ros/ros/3rdparty/xmlrpcpp/lib/libXmlRpc.dylib (compatibility version 0.0.0, current version 0.0.0)
/Users/nick/ros/ros/core/rosconsole/lib/librosconsole.dylib (compatibility version 0.0.0, current version 0.0.0)
/opt/local/lib/libboost_thread-mt.dylib (compatibility version 0.0.0, current version 0.0.0)
/opt/local/lib/liblog4cxx.10.dylib (compatibility version 11.0.0, current version 11.0.0)
/Users/nick/ros/ros/core/roslib/lib/libroslib.dylib (compatibility version 0.0.0, current version 0.0.0)
/Users/nick/ros/ros/tools/rospack/lib/librospack.dylib (compatibility version 0.0.0, current version 0.0.0)
/Users/nick/ros/ros/tools/rospack/lib/librosstack.dylib (compatibility version 0.0.0, current version 0.0.0)
/usr/lib/libstdc++.6.dylib (compatibility version 7.0.0, current version 7.9.0)
/usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current version 125.2.0)
It seems like the absolute path information is getting lost for OSX opencv2 linking?
For comparison, here is the roslib manifest, which seems to be working correctly:
Granite:OpenCV_HelloWorld nick$ cat build/CMakeFiles/OpenCV_HelloWorld.dir/link.txt
/usr/bin/c++ -O2 -g -Wl,-search_paths_first -headerpad_max_install_names -Wl,-rpath,/Users/nick/ros/stacks/vision_opencv/opencv2/opencv/lib -Wl,-rpath,/Users/nick/ros/ros/core/roscpp/lib -Wl,-rpath,/Users/nick/ros/ros/3rdparty/xmlrpcpp/lib -Wl,-rpath,/Users/nick/ros/ros/core/rosconsole/lib -Wl,-rpath,/Users/nick/ros/ros/core/roslib/lib -Wl,-rpath,/Users/nick/ros/ros/tools/rospack/lib -Wl,-rpath,/Users/nick/ros/ros/tools/rospack/lib -pthread CMakeFiles/OpenCV_HelloWorld.dir/src/OpenCV_HelloWorld.o -o ../bin/OpenCV_HelloWorld -L/Users/nick/ros/stacks/vision_opencv/opencv2/opencv/lib -L/Users/nick/ros/ros/core/roscpp/lib -L/Users/nick/ros/ros/3rdparty/xmlrpcpp/lib -L/Users/nick/ros/ros/core/rosconsole/lib -L/Users/nick/ros/ros/core/roslib/lib -L/Users/nick/ros/ros/tools/rospack/lib -L/Users/nick/ros/ros/3rdparty/gtest/gtest/lib -lopencv_core -lopencv_imgproc -lopencv_highgui -lopencv_ml -lopencv_video -lopencv_objdetect -lopencv_features2d -lopencv_calib3d -lopencv_contrib -lopencv_legacy -lros -lboost_signals-mt -lXmlRpc -lrosconsole -lboost_thread-mt -llog4cxx -lroslib -lrospack -lrosstack