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123123123123
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123123123123
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    âQabJ  ã                   @   sH   d dl mZ d dlZd dlZd dlZdd„ Zdd„ Zdd„ Zd	d
„ ZdS )é    )Úabsolute_importNc                  C   sR   t  d¡} z
| j}W n tk
r*   Y dS X t j|_|ƒ }t|tƒsN| d¡}|S )z9Returns glibc version string, or None if not using glibc.NÚascii)	ÚctypesZCDLLÚgnu_get_libc_versionÚAttributeErrorZc_char_pZrestypeÚ
isinstanceÚstrÚdecode)Zprocess_namespacer   Úversion_str© r   ú4/usr/lib/python3.8/site-packages/setuptools/glibc.pyÚglibc_version_string
   s    



r   c                 C   sH   t  d| ¡}|s$t d|  t¡ dS t| d¡ƒ|koFt| d¡ƒ|kS )Nz$(?P<major>[0-9]+)\.(?P<minor>[0-9]+)z=Expected glibc version with 2 components major.minor, got: %sFÚmajorÚminor)ÚreÚmatchÚwarningsÚwarnÚRuntimeWarningÚintÚgroup)r
   Úrequired_majorÚminimum_minorÚmr   r   r   Úcheck_glibc_version$   s    ÿÿÿr   c                 C   s   t ƒ }|d krdS t|| |ƒS )NF)r   r   )r   r   r
   r   r   r   Úhave_compatible_glibc4   s    r   c                  C   s   t ƒ } | dkrdS d| fS dS )z“Try to determine the glibc version

    Returns a tuple of strings (lib, version) which default to empty strings
    in case the lookup fails.
    N)Ú r   Zglibc)r   )Zglibc_versionr   r   r   Úlibc_verL   s    r   )	Z
__future__r   r   r   r   r   r   r   r   r   r   r   r   Ú<module>   s   