link python modules as modules on OSX

git-svn-id: http://svn.osgeo.org/qgis/trunk@12779 c8812cc2-4d05-0410-92ff-de0c093fc19c

cmake/SIPMacros.cmake

@@ -103,13 +103,18 @@ MACRO(ADD_SIP_PYTHON_MODULE MODULE_NAME MODULE_SIP)
         DEPENDS ${_abs_module_sip} ${SIP_EXTRA_FILES_DEPEND}
     )
     # not sure if type MODULE could be uses anywhere, limit to cygwin for now
-    IF (CYGWIN)
+    IF (CYGWIN OR APPLE)
         ADD_LIBRARY(${_logical_name} MODULE ${_sip_output_files} )
-    ELSE (CYGWIN)
+    ELSE (CYGWIN OR APPLE)
         ADD_LIBRARY(${_logical_name} SHARED ${_sip_output_files} )
     ENDIF (CYGWIN)
-    TARGET_LINK_LIBRARIES(${_logical_name} ${PYTHON_LIBRARY})
+    IF (NOT APPLE)
+        TARGET_LINK_LIBRARIES(${_logical_name} ${PYTHON_LIBRARY})
+    ENDIF (NOT APPLE)
     TARGET_LINK_LIBRARIES(${_logical_name} ${EXTRA_LINK_LIBRARIES})
+    IF (APPLE)
+        SET_TARGET_PROPERTIES(${_logical_name} PROPERTIES LINK_FLAGS "-undefined dynamic_lookup")
+    ENDIF (APPLE)
     SET_TARGET_PROPERTIES(${_logical_name} PROPERTIES PREFIX "" OUTPUT_NAME ${_child_module_name})
 
     IF (WIN32)