Enable setting root directory path for Julia Tools and Executable Too…

…l specs that don't have a main program

spine_items/tool/tool_instance.py

@@ -170,11 +170,12 @@ def make_julia_commands(self, cmdline_args):
             list of str: Commands to execute in the Julia Console
         """
         mod_work_dir = escape_backward_slashes(self.basedir)
+        mod_main_prgm = escape_backward_slashes(self.tool_specification.main_prgm)
         cmds = [f'cd("{mod_work_dir}");']
         if cmdline_args:
             fmt_cmdline_args = '["' + escape_backward_slashes('", "'.join(cmdline_args)) + '"]'
             cmds += [f"empty!(ARGS); append!(ARGS, {fmt_cmdline_args});"]
-        cmds += [f'include("{self.tool_specification.main_prgm}")']
+        cmds += [f'include("{mod_main_prgm}")']
         return cmds
 
     def make_sysimage_arg(self):

spine_items/tool/widgets/tool_specification_editor_window.py

@@ -257,7 +257,10 @@ def _make_new_specification(self, spec_name):
         new_spec_dict = {"name": spec_name, "description": self._spec_toolbar.description(), "tooltype": toolspectype}
         if not main_program_file:
             main_prgm_file_name = ""
-            self.includes_main_path = None
+            if self.has_root_directory():
+                self.includes_main_path = self.item.root_dir
+            else:
+                self.includes_main_path = None
         elif self.has_root_directory():
             main_prgm_file_name = os.path.relpath(main_program_file, self.item.root_dir)
             self.includes_main_path = self.item.root_dir