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o ;j� � @ s d Z ddlmZ ddlZddlZddlZddlZddlmZm Z m Z ddl m Z G dd� de �Z d$d d�Zejd%dd��Zd&dd�Zedkr�ddlZe�� Ze�d�sWJ d��ede� edeej�� ed d d � ee�d d e�d!d�d" ��D ] Zeed#d � qydS dS )'z�PEP 656 support. This module implements logic to detect if the currently running Python is linked against musl, and what musl version is used. � )� annotationsN)�Iterator� NamedTuple�Sequence� )�ELFFilec @ s e Zd ZU ded< ded< dS )� _MuslVersion�int�major�minorN)�__name__� __module__� __qualname__�__annotations__� r r �[/opt/saltstack/salt/lib/python3.10/site-packages/setuptools/_vendor/packaging/_musllinux.pyr s r �output�str�return�_MuslVersion | Nonec C sx dd� dd� | � � D �D �}t|�dk s |d d d� dkr d S t�d |d �}|s,d S tt|�d ��t|�d��d �S ) Nc S s g | ]}|r|�qS r r ��.0�nr r r � <listcomp> s z'_parse_musl_version.<locals>.<listcomp>c s s � | ]}|� � V qd S )N)�stripr r r r � <genexpr> s � z&_parse_musl_version.<locals>.<genexpr>� r � �muslzVersion (\d+)\.(\d+)r )r r )� splitlines�len�re�matchr r �group)r �lines�mr r r �_parse_musl_version s r& � executablec C s� z t | d�� }t|�j}W d � n1 sw Y W n tttfy) Y dS w |du s2d|vr4dS tj|gdtjdd�}t |j �S )a` Detect currently-running musl runtime version. This is done by checking the specified executable's dynamic linking information, and invoking the loader to parse its output for a version string. If the loader is musl, the output would be something like:: musl libc (x86_64) Version 1.2.2 Dynamic Program Loader �rbNr FT)�check�stderr�text) �openr � interpreter�OSError� TypeError� ValueError� subprocess�run�PIPEr& r* )r' �fZld�procr r r �_get_musl_version! s ��� r6 �archs� Sequence[str]� Iterator[str]c c sT � t tj�}|du r dS | D ]}t|jdd�D ]}d|j� d|� d|� �V qqdS )a� Generate musllinux tags compatible to the current platform. :param archs: Sequence of compatible architectures. The first one shall be the closest to the actual architecture and be the part of platform tag after the ``linux_`` prefix, e.g. ``x86_64``. The ``linux_`` prefix is assumed as a prerequisite for the current platform to be musllinux-compatible. :returns: An iterator of compatible musllinux tags. N���Z musllinux_�_)r6 �sysr' �ranger r )r7 Zsys_musl�archr r r r � platform_tags8 s � ��r? �__main__zlinux-z not linuxzplat:zmusl:ztags:� )�endz[.-]r; �-r: z )r r r r )r' r r r )r7 r8 r r9 ) �__doc__� __future__r � functoolsr! r1 r< �typingr r r Z_elffiler r r& � lru_cacher6 r? r � sysconfigZ get_platform�plat� startswith�printr' �sub�split�tr r r r �<module> s0 "�
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