관리-도구
편집 파일: _windows.cpython-38.pyc
U *�e� � @ s� d dl mZ d dlZd dlZd dlmZ d dlmZ d dlm Z d dl m Z ddl m Z dd lmZmZ ejd kr�d dlZG d d � d e �ZnG d d � d e �Zd gZdS )� )� annotationsN)�suppress)�EACCES)�Path)�cast� )� BaseFileLock)�ensure_directory_exists�raise_on_not_writable_file�win32c @ s, e Zd ZdZdd�dd�Zdd�dd�ZdS ) �WindowsFileLock�WUses the :func:`msvcrt.locking` function to hard lock the lock file on Windows systems.�None��returnc C s� t | j� t| j� tjtjB tjB }zt�| j|| jj �}W n. t k rl } z|j t kr\� W 5 d }~X Y nXX zt �|t jd� W n8 t k r� } zt�|� |j t kr�� W 5 d }~X Y n X || j_d S �Nr )r � lock_filer �os�O_RDWR�O_CREAT�O_TRUNC�open�_context�mode�OSError�errnor �msvcrt�lockingZLK_NBLCK�close� lock_file_fd)�self�flags�fd� exception� r$ �?/opt/hc_python/lib/python3.8/site-packages/filelock/_windows.py�_acquire s( ��� �WindowsFileLock._acquirec C sV t t| jj�}d | j_t�|tjd� t�|� t t �� t | j �� � W 5 Q R X d S r )r �intr r r r ZLK_UNLCKr r r r r r �unlink)r r" r$ r$ r% �_release* s �WindowsFileLock._releaseN��__name__� __module__� __qualname__�__doc__r& r* r$ r$ r$ r% r s r c @ s, e Zd ZdZdd�dd�Zdd�dd�ZdS ) r r r r c C s t �d S �N��NotImplementedError�r r$ r$ r% r& 8 s r' c C s t �d S r1 r2 r4 r$ r$ r% r* ; s r+ Nr, r$ r$ r$ r% r 5 s )� __future__r r �sys� contextlibr r r �pathlibr �typingr Z_apir Z_utilr r �platformr r �__all__r$ r$ r$ r% �<module> s % �