U
    VQht%                     @   s  U d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlmZm	Z	m
Z
mZmZmZmZ ddlmZmZmZmZ dZdZdZejee	ee ddf dd	d
ZeedddZeedddZeee edddZe dd Zee e f e!d< G dd deZ"ee dddZ#ee dddZ$ee dddZ%eee e f dd d!Z&ej'ee e f dd"d#Z(ee"ed$d%d&Z)d'd(d)d*Z*ee e
e d+d,d-Z+dS ).    N)Dict	GeneratorIterator
NamedTupleOptionalSequenceTuple   )EIClassEIDataELFFileEMachinel      ~ i   i   )pathreturnc              
   c   sJ   z$t | d}t|V  W 5 Q R X W n  tttfk
rD   d V  Y nX d S )Nrb)openr   OSError	TypeError
ValueError)r   f r   D/tmp/pip-build-6059463i/wheel/wheel/vendored/packaging/_manylinux.py
_parse_elf   s
    r   )
executabler   c              
   C   sh   t | V}|d k	oP|jtjkoP|jtjkoP|jtj	koP|j
t@ tkoP|j
t@ tkW  5 Q R  S Q R X d S N)r   capacityr
   C32encodingr   Lsbmachiner   ZArmflagsEF_ARM_ABIMASKEF_ARM_ABI_VER5EF_ARM_ABI_FLOAT_HARDr   r   r   r   r   _is_linux_armhf   s    



r%   c              
   C   sL   t | :}|d k	o4|jtjko4|jtjko4|jtj	kW  5 Q R  S Q R X d S r   )
r   r   r
   r   r   r   r   r   r   ZI386r$   r   r   r   _is_linux_i686+   s    



r&   )r   archsr   c                    sH   d|krt | S d|kr t| S ddddddd	h t fd
d|D S )NZarmv7li686x86_64Zaarch64ppc64Zppc64leZs390xZloongarch64Zriscv64c                 3   s   | ]}| kV  qd S r   r   ).0archZallowed_archsr   r   	<genexpr>C   s     z'_have_compatible_abi.<locals>.<genexpr>)r%   r&   any)r   r'   r   r-   r   _have_compatible_abi5   s    	r0   c                   C   s   dS )N2   r   r   r   r   r   <lambda>K       r2   _LAST_GLIBC_MINORc                   @   s   e Zd ZU eed< eed< dS )_GLibCVersionmajorminorN)__name__
__module____qualname__int__annotations__r   r   r   r   r5   N   s   
r5   )r   c                  C   sJ   z&t d} | dk	st|  \}}W n ttttfk
rD   Y dS X |S )zJ
    Primary implementation of glibc_version_string using os.confstr.
    CS_GNU_LIBC_VERSIONN)osconfstrAssertionErrorrsplitAttributeErrorr   r   )version_string_versionr   r   r   _glibc_version_string_confstrS   s    
rF   c                  C   s   zddl } W n tk
r"   Y dS X z| d}W n tk
rH   Y dS X z
|j}W n tk
rj   Y dS X | j|_| }t|t	s|
d}|S )zG
    Fallback implementation of glibc_version_string using ctypes.
    r   Nascii)ctypesImportErrorCDLLr   gnu_get_libc_versionrB   c_char_prestype
isinstancestrdecode)rH   process_namespacerK   version_strr   r   r   _glibc_version_string_ctypesf   s"    


rS   c                   C   s   t  p
t S )z9Returns glibc version string, or None if not using glibc.)rF   rS   r   r   r   r   _glibc_version_string   s    rT   )rR   r   c                 C   sB   t d| }|s&td|  t dS t|dt|dfS )a3  Parse glibc version.

    We use a regexp instead of str.split because we want to discard any
    random junk that might come after the minor version -- this might happen
    in patched/forked versions of glibc (e.g. Linaro's version of glibc
    uses version strings like "2.20-2014.11"). See gh-3588.
    z$(?P<major>[0-9]+)\.(?P<minor>[0-9]+)z;Expected glibc version with 2 components major.minor, got: rV   r6   r7   )rematchwarningswarnRuntimeWarningr;   group)rR   mr   r   r   _parse_glibc_version   s    r^   c                  C   s   t  } | d krdS t| S )NrU   )rT   r^   )rR   r   r   r   _get_glibc_version   s    r_   )r,   rE   r   c                 C   s   t  }||k rdS zdd l}W n tk
r4   Y dS X t|drj||d |d | }|d k	rft|S dS |tddkrt|drt|jS |tdd	krt|d
rt|jS |tddkrt|drt|j	S dS )NFr   Tmanylinux_compatibler	         manylinux1_compatible   manylinux2010_compatible   manylinux2014_compatible)
r_   
_manylinuxrI   hasattrr`   boolr5   rc   re   rg   )r,   rE   Z	sys_glibcrh   resultr   r   r   _is_compatible   s,    






rl   Zmanylinux2014Zmanylinux2010
manylinux1))ra   rf   )ra   rd   )ra   rb   )r'   r   c                 c   s  t tj| sdS tdd}t| ddh@ r4tdd}tt  }|g}t|jd ddD ]}t| }|	t|| qV| D ]}|D ]}|j|jkr|j
}nd}t|j
|dD ]^}t|j|}	d	j|	 }
t||	r|
 d
| V  |	tkrt|	 }t||	r| d
| V  qqqxdS )a  Generate manylinux 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 manylinux-compatible.

    :returns: An iterator of compatible manylinux tags.
    Nra      r)   r(      r	   rV   zmanylinux_{}_{}rD   )r0   sysr   r5   setr_   ranger6   r4   appendr7   formatrl   _LEGACY_MANYLINUX_MAP)r'   Ztoo_old_glibc2Zcurrent_glibcZglibc_max_listZglibc_majorZglibc_minorr,   Z	glibc_maxZ	min_minorglibc_versiontagZ
legacy_tagr   r   r   platform_tags   s0    





rx   ),collections
contextlib	functoolsr>   rW   rp   rY   typingr   r   r   r   r   r   r   Z_elffiler
   r   r   r   r!   r"   r#   contextmanagerrO   r   rj   r%   r&   r0   defaultdictr4   r;   r<   r5   rF   rS   rT   r^   	lru_cacher_   rl   ru   rx   r   r   r   r   <module>   s>    $ 
,
