Your IP : 3.15.229.217
U
e5d� � @ s� d dl m Z d dlZd dlZd dlZdddgZd ZdZdZd Zdd� Z d d
� Z
d d � Z d
d� Z dd� Z
dd� Zdd� Zeefdd�Zeefdd�ZdS )� )�selectN�openpty�fork�spawn� � c C s> z
t �� W S ttfk
r" Y nX t� \} }t|�}| |fS �N)�osr �AttributeError�OSError�_open_terminal�
slave_open)� master_fd�
slave_name�slave_fd� r �/usr/lib64/python3.8/pty.pyr s
c C sL zt �� \} }W n ttfk
r( Y n X t �|�}t �|� | |fS t� S r )r r r
r �ttyname�closer )r r r r r r � master_open" s
r c
C sn dD ]\} dD ]R}d| | }zt �|t j�}W n tk
rF Y q Y nX |d| | f S qtd��d S )NZpqrstuvwxyzPQRSTZ0123456789abcdefz/dev/ptyz/dev/ttyzout of pty devices)r �open�O_RDWRr )�x�yZpty_name�fdr r r r 2 s
r c C sr t �| t j�}zddlm}m} W n tk
r: | Y S X z |||d� |||d� W n tk
rl Y nX |S )Nr )�ioctl�I_PUSHZptemZldterm)r r r Zfcntlr r � ImportErrorr )Ztty_name�resultr r r r r r
> s
r
c C s� zt �� \} }W n ttfk
r( Y n4X | tkrTz t �� W n tk
rR Y nX | |fS t� \}}t �� } | tkr�t �� t �|� t � |t
� t � |t � t � |t � |t kr�t �|� t �
t �t �t j�}t �|� n
t �|� | |fS r )r �forkptyr
r �CHILD�setsidr r r �dup2� STDIN_FILENO�
STDOUT_FILENO�
STDERR_FILENOr r r )�pidr r r Ztmp_fdr r r r P s0
c C s" |r t �| |�}||d � }q d S r )r �write)r �data�nr r r �_writenx s r* c C s t �| d�S )Ni )r �read)r r r r �_read~ s r, c C sv | t g}t|g g �\}}}| |krF|| �}|s:|�| � n t�t|� t |kr|t �}|sf|�t � qt| |� qd S r )r# r �remover r' r$ r* )r � master_read�
stdin_readZfdsZrfdsZwfdsZxfdsr( r r r �_copy� s r0 c C s� t | �t d�kr| f} t�d| � t� \}}|tkrHtj| d f| �� z t�t �}t�
t � d}W n tj k
r~ d}Y nX zt |||� W n( t
k
r� |r�t�t tj|� Y nX t�|� t�|d�d S )N� z pty.spawnr r )�type�sys�auditr r r �execlp�ttyZ tcgetattrr# Zsetraw�errorr0 r Z tcsetattrZ TCSAFLUSHr �waitpid)�argvr. r/ r& r �modeZrestorer r r r � s&
)r r r3 r6 �__all__r# r$ r% r r r r r
r r* r, r0 r r r r r �<module> s"
(