U
    Ïvagà,  ã                   @   sz  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 G dd„ dƒZee dœdd„Zedœdd	„Zedœd
d„Zeedœdd„Ze  dd„ ¡Ze	eef ed< G dd„ deƒZee dœdd„Zee dœdd„Zee dœdd„Zeeeef dœdd„Ze ¡ eeef dœdd„ƒZeeeedœd d!„Z d"d#d$d%œZ!eee
e d&œd'd(„Z"dS ))é    N)ÚIOÚDictÚIteratorÚ
NamedTupleÚOptionalÚTuplec                   @   s`   e Zd ZG dd„ deƒZdZdZdZdZdZ	dZ
dZdZd	Zd
ZdZdZee ddœdd„ZdS )Ú_ELFFileHeaderc                   @   s   e Zd ZdZdS )z$_ELFFileHeader._InvalidELFFileHeaderz7
        An invalid ELF file header was found.
        N)Ú__name__Ú
__module__Ú__qualname__Ú__doc__© r   r   úT/var/www/html/myvenv/lib/python3.8/site-packages/pip/_vendor/packaging/_manylinux.pyÚ_InvalidELFFileHeader   s   r   iFLEé   é   é   é   é(   é>   l      ~ i   i   N)ÚfileÚreturnc                    sz  t tdœ‡ fdd„}|dƒ| _| j| jkr2t ¡ ‚|dƒ| _| j| j| jhkrVt ¡ ‚|dƒ| _	| j	| j
| jhkrzt ¡ ‚|dƒ| _|dƒ| _|dƒ| _ˆ  d¡| _| j	| j
kr´dnd}| j	| j
krÈd	nd}| j	| j
krÜd
nd}| j| jkrð|n|}||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _||ƒ| _d S )N)Úfmtr   c                    sH   z ˆ   t | ¡¡}t | |¡}W n tjk
r>   t ¡ ‚Y nX |d S )Nr   )ÚreadÚstructÚcalcsizeÚunpackÚerrorr   r   )r   ÚdataÚresult©r   r   r   r   $   s    z'_ELFFileHeader.__init__.<locals>.unpackz>IÚBé   z<Hz>Hz<Iz<Qz>Q)ÚstrÚintZe_ident_magicÚELF_MAGIC_NUMBERr   r   Úe_ident_classÚ
ELFCLASS32Ú
ELFCLASS64Úe_ident_dataÚELFDATA2LSBÚELFDATA2MSBZe_ident_versionZe_ident_osabiZe_ident_abiversionr   Ze_ident_padZe_typeÚ	e_machineZ	e_versionZe_entryZe_phoffZe_shoffÚe_flagsZe_ehsizeZe_phentsizeZe_phnumZe_shentsizeZe_shnumZ
e_shstrndx)Úselfr   r   Zformat_hZformat_iZformat_qZformat_pr   r    r   Ú__init__#   s>    















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z_ELFFileHeader.__init__)r	   r
   r   Ú
ValueErrorr   r%   r'   r(   r*   r+   ÚEM_386ZEM_S390ÚEM_ARMZ	EM_X86_64ÚEF_ARM_ABIMASKÚEF_ARM_ABI_VER5ÚEF_ARM_ABI_FLOAT_HARDr   Úbytesr/   r   r   r   r   r      s   r   )r   c               
   C   sH   z$t tjdƒ�} t| ƒ}W 5 Q R X W n tttjfk
rB   Y d S X |S )NÚrb)ÚopenÚsysÚ
executabler   ÚOSErrorÚ	TypeErrorr   )ÚfÚ
elf_headerr   r   r   Ú_get_elf_headerL   s    r?   c                  C   sn   t ƒ } | d krdS | j| jk}|| j| jkM }|| j| jkM }|| j| j@ | j	kM }|| j| j
@ | j
kM }|S ©NF)r?   r&   r'   r)   r*   r,   r2   r-   r3   r4   r5   ©r>   r   r   r   r   Ú_is_linux_armhfU   s    
þ
þrB   c                  C   sB   t ƒ } | d krdS | j| jk}|| j| jkM }|| j| jkM }|S r@   )r?   r&   r'   r)   r*   r,   r1   rA   r   r   r   Ú_is_linux_i686h   s    rC   )Úarchr   c                 C   s$   | dkrt ƒ S | dkrtƒ S | dkS )NZarmv7lÚi686>   Ús390xÚppc64Úaarch64Úppc64leÚx86_64)rB   rC   )rD   r   r   r   Ú_have_compatible_abir   s
    rK   c                   C   s   dS )Né2   r   r   r   r   r   Ú<lambda>   ó    rM   Ú_LAST_GLIBC_MINORc                   @   s   e Zd ZU eed< eed< dS )Ú_GLibCVersionÚmajorÚminorN)r	   r
   r   r$   Ú__annotations__r   r   r   r   rP   ‚   s   
rP   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.
    ÚCS_GNU_LIBC_VERSIONN)ÚosÚconfstrÚAssertionErrorÚsplitÚAttributeErrorr;   r0   )Zversion_stringÚ_Úversionr   r   r   Ú_glibc_version_string_confstr‡   s    
r\   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|_|ƒ }t|t	ƒsŽ| 
d¡}|S )zG
    Fallback implementation of glibc_version_string using ctypes.
    r   NÚascii)ÚctypesÚImportErrorZCDLLr;   Úgnu_get_libc_versionrY   Zc_char_pZrestypeÚ
isinstancer#   Údecode)r^   Zprocess_namespacer`   Úversion_strr   r   r   Ú_glibc_version_string_ctypesš   s"    


rd   c                   C   s   t ƒ p
tƒ S )z9Returns glibc version string, or None if not using glibc.)r\   rd   r   r   r   r   Ú_glibc_version_stringÆ   s    re   )rc   r   c                 C   s@   t  d| ¡}|s$t d|  t¡ dS t| d¡ƒt| d¡ƒ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$(?P<major>[0-9]+)\.(?P<minor>[0-9]+)z=Expected glibc version with 2 components major.minor, got: %s©éÿÿÿÿrg   rQ   rR   )ÚreÚmatchÚwarningsÚwarnÚRuntimeWarningr$   Úgroup)rc   Úmr   r   r   Ú_parse_glibc_versionË   s    ÿýro   c                  C   s   t ƒ } | d krdS t| ƒS )Nrf   )re   ro   )rc   r   r   r   Ú_get_glibc_versionÞ   s    rp   )ÚnamerD   r[   r   c                 C   sÔ   t ƒ }||k rdS zdd l}W n tk
r4   Y dS X t|dƒrj| |d |d |¡}|d k	rft|ƒS dS |tddƒkrŒt|dƒrŒt|jƒS |tdd	ƒkr®t|d
ƒr®t|jƒS |tddƒkrÐt|dƒrÐt|j	ƒS dS )NFr   TÚmanylinux_compatibler   r   é   Úmanylinux1_compatibleé   Úmanylinux2010_compatibleé   Úmanylinux2014_compatible)
rp   Ú
_manylinuxr_   Úhasattrrr   ÚboolrP   rt   rv   rx   )rq   rD   r[   Z	sys_glibcry   r   r   r   r   Ú_is_compatibleç   s,    






r|   Zmanylinux2014Zmanylinux2010Z
manylinux1))r   rw   )r   ru   )r   rs   )ÚlinuxrD   r   c                 c   sü   t |ƒsd S tddƒ}|dkr(tddƒ}ttƒ Ž }|g}t|jd ddƒD ]}t| }| t||ƒ¡ qJ|D ]Š}|j|jkr„|j}nd}t|j|dƒD ]^}t|j|ƒ}	dj|	Ž }
t	|
||	ƒrÊ|  
d|
¡V  |	tkr–t|	 }t	|||	ƒr–|  
d|¡V  q–qld S )	Nr   é   >   rJ   rE   é   r   rg   zmanylinux_{}_{}r}   )rK   rP   rp   ÚrangerQ   rO   ÚappendrR   Úformatr|   ÚreplaceÚ_LEGACY_MANYLINUX_MAP)r}   rD   Ztoo_old_glibc2Zcurrent_glibcZglibc_max_listZglibc_majorZglibc_minorZ	glibc_maxZ	min_minorZglibc_versionÚtagZ
legacy_tagr   r   r   Úplatform_tags  s.    



r†   )#ÚcollectionsÚ	functoolsrU   rh   r   r9   rj   Útypingr   r   r   r   r   r   r   r?   r{   rB   rC   r#   rK   ÚdefaultdictrO   r$   rS   rP   r\   rd   re   ro   Ú	lru_cacherp   r|   r„   r†   r   r   r   r   Ú<module>   s6     =	
,ú
