Подготовить автономную сборку и запуск перед разделением проектов

toolchain/mame_profile.py

@@ -0,0 +1,85 @@
+#!/usr/bin/env python3
+"""Пути к установленному MAME; исходники fork приложению не нужны."""
+from __future__ import annotations
+
+from dataclasses import dataclass
+import os
+from pathlib import Path
+
+
+@dataclass(frozen=True)
+class MameProfile:
+    home: Path | None
+    binary: Path | None
+    rompath: Path | None
+    dss_image: Path | None
+    system_hdd_image: Path | None
+    bios: str
+
+    @classmethod
+    def resolve(cls, overrides: dict[str, str | None] | None = None) -> "MameProfile":
+        values = dict(os.environ)
+        values.update({key: value for key, value in (overrides or {}).items()
+                       if value is not None})
+        home = _path(values.get("MAME_HOME"))
+
+        def selected(key: str, suffix: str) -> Path | None:
+            return _path(values.get(key)) or (home / suffix if home else None)
+
+        return cls(home=home,
+                   binary=selected("MAME_BIN", "mame.arm"),
+                   rompath=selected("MAME_ROMPATH", "roms"),
+                   dss_image=selected("MAME_DSS_IMAGE", "IMG/dss171u.img"),
+                   system_hdd_image=selected("MAME_SYSTEM_HDD_IMAGE", "IMG/sp_hdd_sys.chd"),
+                   bios=values.get("MAME_BIOS") or "v3.06")
+
+    def validate(self, *, dss: bool = False, system_hdd: bool = True) -> None:
+        paths = {"MAME_BIN": self.binary, "MAME_ROMPATH": self.rompath}
+        if dss:
+            paths["MAME_DSS_IMAGE"] = self.dss_image
+        if system_hdd:
+            paths["MAME_SYSTEM_HDD_IMAGE"] = self.system_hdd_image
+        for variable, path in paths.items():
+            if path is None:
+                raise ValueError(f"задайте MAME_HOME или {variable}")
+            if not path.exists():
+                raise ValueError(f"{variable}: файл/каталог не найден: {path}")
+        if self.binary and not self.binary.is_file():
+            raise ValueError(f"MAME_BIN не является файлом: {self.binary}")
+        if self.rompath and not self.rompath.is_dir():
+            raise ValueError(f"MAME_ROMPATH не является каталогом: {self.rompath}")
+
+
+def _path(value: str | None) -> Path | None:
+    if not value:
+        return None
+    return Path(os.path.expanduser(value)).resolve()
+
+
+def add_arguments(parser) -> None:
+    """Одинаковые аргументы для обычного запуска, автотеста и DAP."""
+    for option in ("mame-home", "mame-bin", "mame-rompath", "mame-dss-image",
+                   "mame-system-hdd-image", "mame-bios"):
+        parser.add_argument("--" + option, default=None)
+
+
+def from_arguments(args) -> MameProfile:
+    names = ("MAME_HOME", "MAME_BIN", "MAME_ROMPATH", "MAME_DSS_IMAGE",
+             "MAME_SYSTEM_HDD_IMAGE", "MAME_BIOS")
+    return MameProfile.resolve({name: getattr(args, name.lower(), None)
+                                for name in names})
+
+
+def write_keyboard_config(cfg_directory: Path) -> None:
+    """Включить обе клавиатуры Sprinter, включая прямой ввод в DSS."""
+    cfg_directory.mkdir(parents=True, exist_ok=True)
+    (cfg_directory / "sprinter.cfg").write_text(
+        '<?xml version="1.0"?>\n'
+        '<mameconfig version="10">\n'
+        '  <system name="sprinter">\n'
+        '    <input>\n'
+        '      <keyboard tag=":" enabled="1" />\n'
+        '      <keyboard tag=":kbd:ms_naturl" enabled="1" />\n'
+        '    </input>\n'
+        '  </system>\n'
+        '</mameconfig>\n', encoding="utf-8")