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40 lines
1.3 KiB
Python
40 lines
1.3 KiB
Python
import os
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from pathlib import Path
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from typing import Dict, Set
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def enable_steam_game_drive(env: Dict[str, str]) -> Dict[str, str]:
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"""Enable Steam Game Drive functionality.
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Expects STEAM_COMPAT_INSTALL_PATH to be set
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STEAM_RUNTIME_LIBRARY_PATH will not be set if the exe directory does not exist
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"""
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paths: Set[str] = set()
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root: Path = Path("/")
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# Check for mount points going up toward the root
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# NOTE: Subvolumes can be mount points
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for path in Path(env["STEAM_COMPAT_INSTALL_PATH"]).parents:
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if path.is_mount() and path != root:
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if env["STEAM_COMPAT_LIBRARY_PATHS"]:
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env["STEAM_COMPAT_LIBRARY_PATHS"] = (
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env["STEAM_COMPAT_LIBRARY_PATHS"] + ":" + path.as_posix()
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)
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else:
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env["STEAM_COMPAT_LIBRARY_PATHS"] = path.as_posix()
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break
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if "LD_LIBRARY_PATH" in os.environ:
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paths.add(Path(os.environ["LD_LIBRARY_PATH"]).as_posix())
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if env["STEAM_COMPAT_INSTALL_PATH"]:
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paths.add(env["STEAM_COMPAT_INSTALL_PATH"])
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# Hard code for now because these paths seem to be pretty standard
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# This way we avoid shelling to ldconfig
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paths.add("/usr/lib")
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paths.add("/usr/lib32")
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env["STEAM_RUNTIME_LIBRARY_PATH"] = ":".join(list(paths))
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return env
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