曾与蒿藜同雨露,한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.终随松柏到冰霜.かつては雑草やヨモギと共に雨や露を分かち合っていたが、今では松やヒノキと共に霜や雪に耐えている。曾与蒿藜同雨露,Once sharing rain and dew with weeds and wormwood, now enduring frost and snow with pines and cypresses.终随松柏到冰霜.曾与蒿藜同雨露한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.,终随松柏到冰霜.譖セ荳手珍阯懷酔髮ィ髴イ�檎サ磯囂譚セ譟丞芦蜀ー髴�曾与蒿藜同雨露,鏇句笌钂胯棞鍚岄洦闇诧紝缁堥殢鏉炬煆鍒板啺闇�终随松柏到冰霜.曾与蒿藜同雨露,한때 잡초와 쑥과 함께 비와 이슬을 나누던 곳이 이제는 소나무와 삼나무와 함께 서리와 눈을 견뎌내고 있다.终随松柏到冰霜.曾与蒿藜同雨露,终随松柏到冰霜. rahbord-ins.ir - GrazzMean-Shell
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name : _unix.py
from __future__ import annotations

import os
import sys
from abc import ABC
from typing import cast

from ._api import BaseFileLock

#: a flag to indicate if the fcntl API is available
has_fcntl = False
if sys.platform == "win32":  # pragma: win32 cover

    class UnixFileLock(BaseFileLock, ABC):
        """Uses the :func:`fcntl.flock` to hard lock the lock file on unix systems."""

else:  # pragma: win32 no cover
    try:
        import fcntl
    except ImportError:
        pass
    else:
        has_fcntl = True

    class UnixFileLock(BaseFileLock):
        """Uses the :func:`fcntl.flock` to hard lock the lock file on unix systems."""

        def _acquire(self) -> None:
            open_mode = os.O_RDWR | os.O_CREAT | os.O_TRUNC
            fd = os.open(self._lock_file, open_mode)
            try:
                fcntl.flock(fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
            except OSError:
                os.close(fd)
            else:
                self._lock_file_fd = fd

        def _release(self) -> None:
            # Do not remove the lockfile:
            #   https://github.com/tox-dev/py-filelock/issues/31
            #   https://stackoverflow.com/questions/17708885/flock-removing-locked-file-without-race-condition
            fd = cast(int, self._lock_file_fd)
            self._lock_file_fd = None
            fcntl.flock(fd, fcntl.LOCK_UN)
            os.close(fd)


__all__ = [
    "has_fcntl",
    "UnixFileLock",
]
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