-Now using copy_tree from distutils module instead of copytree from shutil

 module. The difference is that now the target directory is recreated only
 if it does not exist (previously: always recreated which caused only the
 last copy_files entry in hdllib.cfg to have effect).

tools/oneclick/base/hdl_config.py

@@ -53,6 +53,7 @@ import sys
 import os
 import os.path
 import shutil
+from distutils.dir_util import copy_tree
 import argparse
 
 class HdlConfig:
@@ -313,16 +314,9 @@ class HdlConfig:
                     sourcePathName = cm.expand_file_path_name(fpn_io[0], lib_path)
                     destinationPath = cm.expand_file_path_name(fpn_io[1], build_dir_path)
                     if os.path.isfile(sourcePathName):
-                        shutil.copy(sourcePathName, destinationPath)           # copy file
+                        shutil.copy(sourcePathName, destinationPath)     # copy file
                     else:
-                        if os.path.exists(destinationPath):
-                            if build_dir_path in destinationPath:
-                                # Only automatically remove the destinationPath if it is in the build_dir_path to avoid accidentally removing an important directory
-                                shutil.rmtree(destinationPath)
-                            else:
-                                # If the destination directory is outside the build_dir_path then require that it does not already exist
-                                sys.exit('Error : First manually remove destination directory %s' % destinationPath)
-                        shutil.copytree(sourcePathName, destinationPath)       # copy directory tree (will create new destinationPath directory)
+                        copy_tree(sourcePathName, destinationPath)       # copy directory tree (will create new destinationPath directory)
 
     
 if __name__ == '__main__':