| Dir : /lib64/python3.6/__pycache__/ |
| Server: Linux apophis.o2switch.net 4.18.0-553.111.1.lve.el8.x86_64 #1 SMP Fri Mar 13 13:42:17 UTC 2026 x86_64 IP: 109.234.164.184 |
| Dir : //lib64/python3.6/__pycache__/pty.cpython-36.pyc |
3
\� � @ s� d Z ddlmZ ddlZddlZdddgZdZdZdZdZd d� Z d
d � Z
d d
� Z dd� Z dd� Z
dd� Zdd� Zeefdd�Zeefdd�ZdS )zPseudo terminal utilities.� )�selectN�openpty�fork�spawn� � c C s< yt j� S ttfk
r Y nX t� \} }t|�}| |fS )zdopenpty() -> (master_fd, slave_fd)
Open a pty master/slave pair, using os.openpty() if possible.)�osr �AttributeError�OSError�_open_terminal�
slave_open)� master_fd�
slave_name�slave_fd� r �/usr/lib64/python3.6/pty.pyr s
c C sL yt j� \} }W n ttfk
r( Y n X t j|�}t j|� | |fS t� S )z�master_open() -> (master_fd, slave_name)
Open a pty master and return the fd, and the filename of the slave end.
Deprecated, use openpty() instead.)r r r r
�ttyname�closer )r
r r r r r � master_open! s
r c
C sl x^dD ]V} xPdD ]H}d| | }yt j|t j�}W n tk
rH wY nX |d| | fS W qW td��dS )z1Open pty master and return (master_fd, tty_name).ZpqrstuvwxyzPQRSTZ0123456789abcdefz/dev/ptyz/dev/ttyzout of pty devicesN)r �open�O_RDWRr
)�x�yZpty_name�fdr r r r 1 s
r c C sn t j| t j�}yddlm}m} W n tk
r6 |S X y |||d� |||d� W n tk
rh Y nX |S )z�slave_open(tty_name) -> slave_fd
Open the pty slave and acquire the controlling terminal, returning
opened filedescriptor.
Deprecated, use openpty() instead.r )�ioctl�I_PUSHZptemZldterm)r r r Zfcntlr r � ImportErrorr
)Ztty_name�resultr r r r r r = s r c C s� yt j� \} }W n ttfk
r( Y n4X | tkrTy t j� W n tk
rR Y nX | |fS t� \}}t j� } | tkr�t j� t j|� t j |t
� t j |t � t j |t � |t kr�t j|� t j
t jt �t j�}t j|� n
t j|� | |fS )zdfork() -> (pid, master_fd)
Fork and make the child a session leader with a controlling terminal.)r �forkptyr r
�CHILD�setsidr r r �dup2� STDIN_FILENO�
STDOUT_FILENO�
STDERR_FILENOr r r )�pidr r
r Ztmp_fdr r r r O s0
c C s& x |r t j| |�}||d� }qW dS )z#Write all the data to a descriptor.N)r �write)r �data�nr r r �_writenw s r) c C s t j| d�S )zDefault read function.i )r �read)r r r r �_read} s r+ c C sz | t g}xlt|g g �\}}}| |krH|| �}|s<|j| � n tjt|� t |kr
|t �}|sh|jt � q
t| |� q
W dS )z�Parent copy loop.
Copies
pty master -> standard output (master_read)
standard input -> pty master (stdin_read)N)r" r �remover r& r# r) )r
� master_read�
stdin_readZfdsZrfdsZwfdsZxfdsr' r r r �_copy� s r/ c C s� t | �t d�kr| f} t� \}}|tkr<tj| d f| �� y tjt�}tjt� d}W n tj k
rr d}Y nX yt
|||� W n( t k
r� |r�tj ttj
|� Y nX tj|� tj|d�d S )zCreate a spawned process.� r r )�typer r r �execlp�ttyZ tcgetattrr" Zsetraw�errorr/ r
Z tcsetattrZ TCSAFLUSHr �waitpid)�argvr- r. r% r
�modeZrestorer r r r � s$
)�__doc__r r r3 �__all__r" r# r$ r r r r r r r) r+ r/ r r r r r �<module> s"
(