File: //lib/python3.7/multiprocessing/__pycache__/popen_spawn_win32.cpython-37.pyc
B
U��e� � @ s� d dl Z d dlZd dlZd dlZd dlZddlmZmZmZ ddl m
Z
ddl m Z dgZ dZ
ejdkoreed d
�Zej�� �d �Zd d
� Zeed�o�eejej� Zdd� ZG dd� de�ZdS )� N� )� reduction�get_spawning_popen�set_spawning_popen)�spawn)�util�Popeni Zwin32�frozenFzpythonservice.exec C s | |kp t j�| �t j�|�kS )N)�os�path�normcase)Zp1Zp2� r
�7/usr/lib/python3.7/multiprocessing/popen_spawn_win32.py�_path_eq s r �_base_executablec G s x| D ]}t �|� qW d S )N)�_winapi� CloseHandle)Zhandles�handler
r
r �_close_handles s
r c @ sJ e Zd ZdZdZdd� Zdd� Zddd �Zd
d � Zd d
� Z e Z
dd� Z dS )r z@
Start a subprocess to run the code of a process object
r c C sP t �|j�}t�d d�\}}t�|d�}t jt� � |d�}d�
dd� |D ��}t � � }t r�t
|tj�r�tj}tj�� }tj|d< nd }t|ddd ���} y0t�|||d d
dd d d � \}
} } }
t�| � W n t�|� � Y nX | | _d | _|
| _t|
�| _t� | tj| jf�| _ t | � z t � || � t � || � W d t d � X W d Q R X d S ) Nr )Z
parent_pidZ pipe_handle� c s s | ]}d | V qdS )z"%s"Nr
)�.0�xr
r
r � <genexpr>6 s z!Popen.__init__.<locals>.<genexpr>Z__PYVENV_LAUNCHER__�wbT)�closefdF)!r Zget_preparation_data�_namer Z
CreatePipe�msvcrtZopen_osfhandleZget_command_liner
�getpid�joinZget_executable�WINENVr �sys�
executabler �environ�copy�openZ
CreateProcessr �pid�
returncode�_handle�int�sentinelr ZFinalize� finalizerr r �dump)�selfZ process_objZ prep_dataZrhandleZwhandleZwfd�cmdZ
python_exe�envZto_childZhpZhtr% �tidr
r
r �__init__- s>
zPopen.__init__c C s | t � kst�t�|| j�S )N)r �AssertionErrorr Z duplicater) )r, r r
r
r �duplicate_for_child] s zPopen.duplicate_for_childNc C st | j d krn|d krtj}ntdt|d d ��}t�t| j�|�}|tjkrnt�| j�}|t krht
j }|| _ | j S )Nr i� g �?) r& r ZINFINITE�maxr( ZWaitForSingleObjectr' Z
WAIT_OBJECT_0ZGetExitCodeProcess� TERMINATE�signal�SIGTERM)r, �timeoutZmsecsZres�coder
r
r �waita s
z
Popen.waitc C s | j dd�S )Nr )r7 )r9 )r, r
r
r �pollq s z
Popen.pollc C sL | j d krHyt�t| j�t� W n& tk
rF | jdd�d krB� Y nX d S )Ng �?)r7 )r& r ZTerminateProcessr( r' r4 �OSErrorr9 )r, r
r
r � terminatet s
zPopen.terminatec C s | � � d S )N)r* )r, r
r
r �close~ s z Popen.close)N) �__name__�
__module__� __qualname__�__doc__�methodr0 r2 r9 r: r< �killr= r
r
r
r r ' s 0
) r
r r5 r r �contextr r r � r r �__all__r4 �platform�getattrZWINEXEr! �lower�endswithZ
WINSERVICEr �hasattrr r r �objectr r
r
r
r �<module> s