CasperSecurity
o
�b� � @ s� d Z ddlmZ G dd� d�Zdd� Zde_dd � Zd
d � Zd d
� Zdd� Z d dd�Z
e � Z dd� Z
dd� Zdd� ZdadadadazddlZW n eyS dZY nw eZe
d� g d�ZdS ) zT
A module to provide some very basic threading primitives, such as
synchronization.
� ��wrapsc @ s e Zd ZdZdd� ZdS )� DummyLockzF
Hack to allow locks to be unpickled on an unthreaded system.
c C � t dfS �N� ��
unpickle_lock��selfr r �;/usr/lib/python3/dist-packages/twisted/python/threadable.py�
__reduce__ � zDummyLock.__reduce__N)�__name__�
__module__� __qualname__�__doc__r
r r r r r s r c C s t d urt� S t� S �N)�threadingmodule�XLockr r r r r r s r Tc C s> d| j vrt�� d| j vrt� | j d< t�� | j�� d S )N�_threadable_lock)�__dict__�_synchLockCreator�acquirer �releaser r
r r r � _synchPre! s
r c C s | j �� d S r )r r r
r r r �
_synchPost* s r c s t � �� fdd��}|S )Nc s4 t | � z� | g|�R i |��W t| � S t| � w r )r r )r �args�kwargs��functionr r �sync/ s z_sync.<locals>.syncr )�klassr r! r r r �_sync. s r# c G sB t dur | D ]}|jD ]}t||j| �}t|||� q qdS dS )a&
Make all methods listed in each class' synchronized attribute synchronized.
The synchronized attribute should be a list of strings, consisting of the
names of methods that must be synchronized. If we are running in threaded
mode these methods will be wrapped with a lock.
N)r � synchronizedr# r �setattr)�klassesr" �
methodNamer! r r r � synchronize: s
��r( � c C sN | r t s tdurda G dd� dtj�at� adS td��dS t r$td�� dS )zbInitialize threading.
Don't bother calling this. If it needs to happen, it will happen.
NTc @ s e Zd Zdd� ZdS )r c S r r r r
r r r r
V r zXLock.__reduce__N)r r r r
r r r r r U s r z:Cannot initialize threading, platform lacks thread supportzCannot uninitialize threads)�threadedr �_RLockr r � RuntimeError)� with_threadsr r r �initI s
��r. c C s t d u rtS t �� jS r )r �_dummyID�current_thread�identr r r r � getThreadIDh s
r2 c C s
t t� kS )zCAre we in the thread responsible for I/O requests (the event loop)?)�ioThreadr2 r r r r � isInIOThreadn s
r4 c C s
t � adS )z8Mark the current thread as responsible for I/O requests.N)r2 r3 r r r r �registerAsIOThreads s
r5 NF)r4 r5 r2 r )r) )r � functoolsr r r �__safe_for_unpickling__r r r# r( r. �objectr/ r2 r4 r5 r3 r* r r � threading�_threadingmodule� ImportErrorr �__all__r r r r �<module> s4
�