+#####################################################################################
+# Configure library search paths
+#####################################################################################
+
+if(APPLE)
+ # Custom library directories for Mac, which should have precedence over any other
+ list(APPEND ADDITIONAL_LIBRARY_PATHS
+ ~/Library/Frameworks
+ /Library/Frameworks)
+endif(APPLE)
+
+if(NOT "${CMAKE_LIBRARY_ARCHITECTURE}" STREQUAL "")
+ # Workaround for Ubuntu/Debian which introduced the "multiarch" library
+ # directory structure, which is unsupported by CMake < 2.8.10, so we need to
+ # add paths manually
+ # see http://www.cmake.org/Bug/view.php?id=12049 and
+ # http://www.cmake.org/Bug/view.php?id=12037
+ list(APPEND ADDITIONAL_LIBRARY_PATHS
+ /usr/local/lib/${CMAKE_LIBRARY_ARCHITECTURE}
+ /usr/lib/${CMAKE_LIBRARY_ARCHITECTURE}
+ /lib/${CMAKE_LIBRARY_ARCHITECTURE})
+ message(STATUS "additional library directories: ${ADDITIONAL_LIBRARY_PATHS}")
+endif()
+
+if(NOT MSVC)
+ # TBD: are these really necessary? Aren't they considered by cmake automatically?
+ list(APPEND ADDITIONAL_LIBRARY_PATHS
+ /opt/local
+ /usr/local
+ /usr)
+endif()
+#####################################################################################
+