ctkScriptWrapPythonQt_Full - On windows, include dirs are dumped to a file

Writing the include directories flags to a file should prevent
the "too long input" error from happening on windows.

CMake/ctkMacroWrapPythonQt.cmake

@@ -242,6 +242,16 @@ MACRO(ctkMacroWrapPythonQt WRAPPING_NAMESPACE TARGET SRCS_LIST_NAME SOURCES IS_W
   # Create intermediate output directory
   EXECUTE_PROCESS(COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_CURRENT_BINARY_DIR}/${wrap_int_dir})
   
+  # On Windows, to avoid "too long input" error, dump INCLUDE_DIRS_TO_WRAP into a file
+  IF(WIN32)
+    # File containing the moc flags
+    SET(include_dirs_to_wrap_filename includeDirsToWrap_${WRAPPING_NAMESPACE_UNDERSCORE}_${TARGET}.txt)
+    SET(include_dirs_to_wrap_file ${CMAKE_CURRENT_BINARY_DIR}/${wrap_int_dir}${include_dirs_to_wrap_filename})
+    FILE(WRITE ${include_dirs_to_wrap_file} ${INCLUDE_DIRS_TO_WRAP})
+    # The arg passed to the custom command will be the file containing the list of include dirs to wrap
+    SET(INCLUDE_DIRS_TO_WRAP ${include_dirs_to_wrap_file})
+  ENDIF()
+  
   set(wrapper_init_cpp_filename ${WRAPPING_NAMESPACE_UNDERSCORE}_${TARGET}_init.cpp)
   set(wrapper_init_cpp_file ${CMAKE_CURRENT_BINARY_DIR}/${wrap_int_dir}${wrapper_init_cpp_filename})
   

CMake/ctkScriptWrapPythonQt_Full.cmake

@@ -105,6 +105,14 @@ FILE(WRITE ${OUTPUT_DIR}/${WRAP_INT_DIR}build_${TARGET}.txt "
 </typesystem>
 ")
 
+# Read include dirs from file
+IF(WIN32)
+  IF(NOT EXISTS ${INCLUDE_DIRS})
+    MESSAGE(SEND_ERROR "On Windows, INCLUDE_DIRS should be the name of the file containing the include directories !")
+  ENDIF()
+  FILE(READ ${INCLUDE_DIRS} INCLUDE_DIRS)
+ENDIF()
+
 # Compute QTDIR
 GET_FILENAME_COMPONENT(QTDIR ${QT_QMAKE_EXECUTABLE}/../../ REALPATH)
 SET(ENV{QTDIR} ${QTDIR})