o
    i4                     @  s   d dl mZ d dlZd dlZd dlmZ d dlmZ d dlm	Z	 d dl
mZ ddlmZ dd	lmZ ejd
krDd dlZG dd deZnG dd deZdgZdS )    )annotationsN)suppress)EACCES)Path)cast   )BaseFileLock)raise_on_not_writable_filewin32c                   @  $   e Zd ZdZd	ddZd	ddZdS )
WindowsFileLockWUses the :func:`msvcrt.locking` function to hard lock the lock file on Windows systems.returnNonec              
   C  s   t | j tjtjB tjB }zt| j|| jj}W n t	y3 } z|j
tkr( W Y d }~d S d }~ww z
t|tjd W n t	y\ } zt| |j
tkrQ W Y d }~d S d }~ww || j_d S Nr   )r	   	lock_fileosO_RDWRO_CREATO_TRUNCopen_contextmodeOSErrorerrnor   msvcrtlockingLK_NBLCKcloselock_file_fd)selfflagsfd	exception r$   L/var/www/edux/Edux_v2/venv/lib/python3.10/site-packages/filelock/_windows.py_acquire   s2   



WindowsFileLock._acquirec                 C  sl   t t| jj}d | j_t|tjd t| t	t
 t| j  W d    d S 1 s/w   Y  d S r   )r   intr   r   r   r   LK_UNLCKr   r   r   r   r   r   unlink)r    r"   r$   r$   r%   _release)   s   

"WindowsFileLock._releaseNr   r   __name__
__module____qualname____doc__r&   r+   r$   r$   r$   r%   r      s    
r   c                   @  r   )
r   r   r   r   c                 C     t NNotImplementedErrorr    r$   r$   r%   r&   7      r'   c                 C  r3   r4   r5   r7   r$   r$   r%   r+   :   r8   r,   Nr-   r.   r$   r$   r$   r%   r   4   s    
)
__future__r   r   sys
contextlibr   r   r   pathlibr   typingr   _apir   _utilr	   platformr   r   __all__r$   r$   r$   r%   <module>   s    
$