[CMake] Properly handle linking against boost_python on OS X

CMakeLists.txt

@@ -103,7 +103,12 @@ endif()
 ENDIF(HPP_FCL_FOUND AND URDFDOM_FOUND)
 
 SET(BOOST_COMPONENTS filesystem unit_test_framework system)
+IF(EIGENPY_FOUND)
+  SET(BOOST_COMPONENTS ${BOOST_COMPONENTS} python)
+ENDIF(EIGENPY_FOUND)
+
 SEARCH_FOR_BOOST()
+
 # Path to boost headers
 INCLUDE_DIRECTORIES(${Boost_INCLUDE_DIRS})
 

src/CMakeLists.txt

 # 
-# Copyright (c) 2015 CNRS
+# Copyright (c) 2015-2016 CNRS
 # Copyright (c) 2015 Wandercraft, 86 rue de Paris 91400 Orsay, France.
 # 
 # This file is part of Pinocchio
@@ -102,6 +102,7 @@ IF(EIGENPY_FOUND)
   SET(PYWRAP ${PROJECT_NAME}_pywrap)
   ADD_LIBRARY(${PYWRAP} SHARED python/module.cpp python/python.cpp)
   PKG_CONFIG_USE_DEPENDENCY(${PYWRAP} eigenpy)
+
   IF(URDFDOM_FOUND)
     PKG_CONFIG_USE_DEPENDENCY(${PYWRAP} urdfdom)
     IF(HPP_FCL_FOUND)
@@ -109,13 +110,15 @@ IF(EIGENPY_FOUND)
     ENDIF(HPP_FCL_FOUND)
   ENDIF(URDFDOM_FOUND)
   IF(HPP_FCL_FOUND)
-    PKG_CONFIG_USE_DEPENDENCY(${PYWRAP}  hpp-fcl)
-    ADD_TARGET_CFLAGS (${PYWRAP}  "-DWITH_HPP_FCL")
+    PKG_CONFIG_USE_DEPENDENCY(${PYWRAP} hpp-fcl)
+    ADD_TARGET_CFLAGS (${PYWRAP} "-DWITH_HPP_FCL")
   ENDIF(HPP_FCL_FOUND)
   IF(LUA5_1_FOUND)
     PKG_CONFIG_USE_DEPENDENCY(${PYWRAP} lua5.1)
   ENDIF(LUA5_1_FOUND)
-  TARGET_LINK_LIBRARIES(${PYWRAP} ${Boost_LIBRARIES} ${PROJECT_NAME} ${PYTHON_LIBRARIES})
+
+  TARGET_LINK_LIBRARIES(${PYWRAP} ${PROJECT_NAME} ${Boost_LIBRARIES})
+  TARGET_LINK_BOOST_PYTHON(${PYWRAP})
 
   IF(APPLE)
     # We need to change the extension for python bindings