Merge pull request #237 from nim65s/topic/rpath

[CMake] set INSTALL_RPATH for python on linux

python/CMakeLists.txt

@@ -132,6 +132,10 @@ SET_TARGET_PROPERTIES(${LIBRARY_NAME} PROPERTIES
   LIBRARY_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/python/${LIBRARY_NAME}"
   )
 
+IF(UNIX AND NOT APPLE)
+  SET_TARGET_PROPERTIES(${LIBRARY_NAME} PROPERTIES INSTALL_RPATH "\$ORIGIN/../../..")
+ENDIF()
+
 IF(IS_ABSOLUTE ${PYTHON_SITELIB})
   SET(${LIBRARY_NAME}_INSTALL_DIR ${PYTHON_SITELIB}/${LIBRARY_NAME})
 ELSE()