Avoid incorrect config errors on export

Author: theotherjimmy

tools/export/__init__.py

@@ -315,13 +315,11 @@ def export_project(src_paths, export_path, target, ide, libraries_paths=None,
         name = basename(normpath(abspath(src_paths[0])))
 
     # Call unified scan_resources
-    resource_dict = {loc: scan_resources(path, toolchain, inc_dirs=inc_dirs, collect_ignores=True)
+    resource_dict = {loc: sum((toolchain.scan_resources(p, collect_ignores=True)
+                               for p in path),
+                              Resources())
                      for loc, path in src_paths.items()}
     resources = Resources()
-    toolchain.build_dir = export_path
-    config_header = toolchain.get_config_header()
-    resources.headers.append(config_header)
-    resources.file_basepath[config_header] = dirname(config_header)
 
     if zip_proj:
         subtract_basepath(resources, ".")
@@ -333,6 +331,13 @@ def export_project(src_paths, export_path, target, ide, libraries_paths=None,
         for _, res in resource_dict.items():
             resources.add(res)
 
+    toolchain.build_dir = export_path
+    toolchain.config.load_resources(resources)
+    toolchain.set_config_data(toolchain.config.get_config_data())
+    config_header = toolchain.get_config_header()
+    resources.headers.append(config_header)
+    resources.file_basepath[config_header] = dirname(config_header)
+
     # Change linker script if specified
     if linker_script is not None:
         resources.linker_script = linker_script