Preserve installed MAME settings in isolated ordinary runs

toolchain/run_sprinter_mame.py

@@ -4,6 +4,7 @@ from __future__ import annotations
 
 import argparse
 from pathlib import Path
+import shutil
 import subprocess
 import sys
 import tempfile
@@ -43,13 +44,21 @@ def main() -> int:
         state = Path(directory)
         for name in ("cfg", "nvram", "diff", "snapshot"):
             (state / name).mkdir()
+        # Настройки и NVRAM установленной среды берутся копией: MAME
+        # перезаписывает их при выходе, а MAME_HOME должен остаться нетронутым.
+        for name in ("cfg", "nvram"):
+            source = profile.home / name if profile.home else None
+            if source and source.is_dir():
+                shutil.copytree(source, state / name, dirs_exist_ok=True)
         snapshots = Path(args.snapshot_dir).resolve() if args.snapshot_dir else state / "snapshot"
         snapshots.mkdir(parents=True, exist_ok=True)
         write_keyboard_config(state / "cfg")
         command = [str(profile.binary), "sprinter", "-noreadconfig",
                    "-rompath", str(profile.rompath), "-bios", profile.bios,
                    "-kbd", "ms_naturl,bios=sp2k", "-video", args.video,
-                   "-window", "-skip_gameinfo", "-beta:wd179x:0", "35hd",
+                   "-window", "-skip_gameinfo",
+                   "-beta:wd179x:0", "35hd",
+                   "-beta:wd179x:1", "35hd",
                    "-flop2", str(profile.dss_image),
                    "-hard1", str(profile.system_hdd_image)]
         if "floppy" in media: