adding script for enabling long paths on windows

tools/devel/longpath.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+# Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
+# Copyright (C) 2010-2024 German Aerospace Center (DLR) and others.
+# This program and the accompanying materials are made available under the
+# terms of the Eclipse Public License 2.0 which is available at
+# https://www.eclipse.org/legal/epl-2.0/
+# This Source Code may also be made available under the following Secondary
+# Licenses when the conditions for such availability set forth in the Eclipse
+# Public License 2.0 are satisfied: GNU General Public License, version 2
+# or later which is available at
+# https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
+# SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
+
+# @file    longpath.py
+# @author  Michael Behrisch
+# @date    2024-08-28
+
+import winreg
+
+kr = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, r"SYSTEM\CurrentControlSet\Control\FileSystem")
+value, type_id = winreg.QueryValueEx(kr, "LongPathsEnabled")
+if value == 0:
+    kw = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE,
+                        r"SYSTEM\CurrentControlSet\Control\FileSystem", access=winreg.KEY_WRITE)
+    winreg.SetValueEx(kw, "LongPathsEnabled", None, type_id, 1)
+    print("Registry value for long path names successfully set.")
+else:
+    print("Long path names are already enabled in the registry.")