[CMake] Add byproducts.

python/CMakeLists.txt

@@ -39,21 +39,23 @@ SET_TARGET_PROPERTIES(python PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD True)
 SET(LIBRARY_NAME hppfcl)
 
 INCLUDE_DIRECTORIES("${Boost_INCLUDE_DIRS}" ${PYTHON_INCLUDE_DIRS})
-# To be run manually:
-# make doc
-# ./cmake/doxygen/doxygen_xml_parser.py build-rel/doc/doxygen-xml/index.xml > build-rel/python/doxygen_autodoc.hh
+
 INCLUDE_DIRECTORIES("${CMAKE_SOURCE_DIR}/src")
 INCLUDE_DIRECTORIES("${CMAKE_CURRENT_BINARY_DIR}")
 
 ADD_CUSTOM_TARGET(generate_doxygen_cpp_doc
   COMMAND ${CMAKE_SOURCE_DIR}/cmake/doxygen/doxygen_xml_parser.py
   ${CMAKE_BINARY_DIR}/doc/doxygen-xml/index.xml
-  ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc
+  ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc > ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc.log
+  BYPRODUCTS
+  ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc/doxygen_xml_parser_for_cmake.hh
+  ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc.log
   COMMENT "Generating Doxygen C++ documentation"
   )
 ADD_DEPENDENCIES(generate_doxygen_cpp_doc doc)
 
 SET(${LIBRARY_NAME}_HEADERS
+  ${CMAKE_CURRENT_BINARY_DIR}/doxygen_autodoc/doxygen_xml_parser_for_cmake.hh
   fcl.hh
   )