mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
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73 lines
3.2 KiB
Python
73 lines
3.2 KiB
Python
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###############################################################################
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# #
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# This file is part of IfcOpenShell. #
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# #
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# IfcOpenShell is free software: you can redistribute it and/or modify #
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# it under the terms of the Lesser GNU General Public License as published by #
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# the Free Software Foundation, either version 3.0 of the License, or #
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# (at your option) any later version. #
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# #
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# IfcOpenShell is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# Lesser GNU General Public License for more details. #
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# #
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# You should have received a copy of the Lesser GNU General Public License #
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# along with this program. If not, see <http://www.gnu.org/licenses/>. #
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# #
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###############################################################################
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#
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from __future__ import annotations
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import sys
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from pathlib import Path
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from typing import TYPE_CHECKING
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from common import SCRIPT_DIR, logger
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if TYPE_CHECKING:
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from vs_cfg import VsCfgResult
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class BuildDepsCache:
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def __init__(self, vs_cfg_vars: VsCfgResult) -> None:
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if vs_cfg_vars.vs_toolset_override:
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self.path = SCRIPT_DIR / f"BuildDepsCache-{vs_cfg_vars.vs_platform}-{vs_cfg_vars.vs_toolset_override}.txt"
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else:
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self.path = SCRIPT_DIR / f"BuildDepsCache-{vs_cfg_vars.vs_platform}.txt"
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self.path.write_text("")
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def add_entry(self, key: str, value: str) -> None:
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with self.path.open("a") as f:
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f.write(f"{key}={value}\n")
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@staticmethod
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def parse(path: Path) -> dict[str, str]:
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entries: dict[str, str] = {}
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for line in path.read_text().splitlines():
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key, _, value = line.partition("=")
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entries[key] = value
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return entries
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def resolve_generator(generator: str | None) -> str:
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"""Return `generator` as-is, or fall back to the GEN_SHORTHAND from the most recently modified
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BuildDepsCache-*.txt. Exits if neither is available.
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"""
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if generator is not None:
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return generator
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cache_files = sorted(SCRIPT_DIR.glob("BuildDepsCache-*.txt"), key=lambda p: p.stat().st_mtime, reverse=True)
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cached_generator = None
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if cache_files:
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cache_file = cache_files[0]
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logger.info(f"Found {cache_file.name}, reading GEN_SHORTHAND from it.")
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cached_generator = BuildDepsCache.parse(cache_file).get("GEN_SHORTHAND")
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if cached_generator is None:
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logger.error(
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"BuildDepsCache file does not exist and/or GEN_SHORTHAND missing from it. Run build-deps.py to create it."
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)
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sys.exit(1)
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return cached_generator
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