U
    Ç½„bà,  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   ú8/tmp/pip-unpacked-wheel-sh3cvm4r/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   $   s    z'_ELFFileHeader.__init__.<locals>.unpackz>IÚBé   z<Hz>Hz<Iz<Qz>Q)ÚstrÚintÚe_ident_magicÚELF_MAGIC_NUMBERr   r   Úe_ident_classÚ
ELFCLASS32Ú
ELFCLASS64Úe_ident_dataÚELFDATA2LSBÚELFDATA2MSBÚe_ident_versionÚe_ident_osabiÚe_ident_abiversionr   Úe_ident_padÚe_typeÚ	e_machineÚ	e_versionÚe_entryÚe_phoffÚe_shoffÚe_flagsÚe_ehsizeÚe_phentsizeÚe_phnumÚe_shentsizeÚe_shnumÚ
e_shstrndx)Úselfr   r   Úformat_hÚformat_iÚformat_qÚformat_pr   r    r   Ú__init__#   s>    

















z_ELFFileHeader.__init__)r	   r
   r   Ú
ValueErrorr   r&   r(   r)   r+   r,   ÚEM_386ÚEM_S390ÚEM_ARMÚ	EM_X86_64ÚEF_ARM_ABIMASKÚEF_ARM_ABI_VER5ÚEF_ARM_ABI_FLOAT_HARDr   ÚbytesrC   r   r   r   r   r      s   r   )r   c               
   C   sH   z$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    rU   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)rU   r'   r(   r*   r+   r2   rG   r7   rI   rJ   rK   ©rT   r   r   r   r   Ú_is_linux_armhfU   s    
þ
þrX   c                  C   sB   t ƒ } | d krdS | j| jk}|| j| jkM }|| j| jkM }|S rV   )rU   r'   r(   r*   r+   r2   rE   rW   r   r   r   Ú_is_linux_i686h   s    rY   )Úarchr   c                 C   s$   | dkrt ƒ S | dkrtƒ S | dkS )NÚarmv7lÚi686>   Ús390xÚppc64Úaarch64Úppc64leÚx86_64)rX   rY   )rZ   r   r   r   Ú_have_compatible_abir   s
    rb   c                   C   s   dS )Né2   r   r   r   r   r   Ú<lambda>   ó    rd   Ú_LAST_GLIBC_MINORc                   @   s   e Zd ZU eed< eed< dS )Ú_GLibCVersionÚmajorÚminorN)r	   r
   r   r$   Ú__annotations__r   r   r   r   rg   ‚   s   
rg   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AttributeErrorrQ   rD   )Úversion_stringÚ_Úversionr   r   r   Ú_glibc_version_string_confstr‡   s    
rt   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ImportErrorÚCDLLrQ   Úgnu_get_libc_versionrp   Úc_char_pÚrestypeÚ
isinstancer#   Údecode)rv   Úprocess_namespacery   Úversion_strr   r   r   Ú_glibc_version_string_ctypesš   s"    


r€   c                   C   s   t ƒ p
tƒ S )z9Returns glibc version string, or None if not using glibc.)rt   r€   r   r   r   r   Ú_glibc_version_stringÆ   s    r�   )r   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$(?P<major>[0-9]+)\.(?P<minor>[0-9]+)z=Expected glibc version with 2 components major.minor, got: %s©éÿÿÿÿrƒ   rh   ri   )ÚreÚmatchÚwarningsÚwarnÚRuntimeWarningr$   Úgroup)r   Úmr   r   r   Ú_parse_glibc_versionË   s    ÿýr‹   c                  C   s   t ƒ } | d krdS t| ƒS )Nr‚   )r�   r‹   )r   r   r   r   Ú_get_glibc_versionÞ   s    rŒ   )ÚnamerZ   rs   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)
rŒ   Ú
_manylinuxrw   ÚhasattrrŽ   Úboolrg   r�   r’   r”   )r�   rZ   rs   Z	sys_glibcr•   r   r   r   r   Ú_is_compatibleç   s,    






r˜   Úmanylinux2014Úmanylinux2010Ú
manylinux1))r   r“   )r   r‘   )r   r�   )ÚlinuxrZ   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   >   r\   ra   é   r   rƒ   zmanylinux_{}_{}rœ   )rb   rg   rŒ   Úrangerh   rf   Úappendri   Úformatr˜   ÚreplaceÚ_LEGACY_MANYLINUX_MAP)rœ   rZ   Ztoo_old_glibc2Zcurrent_glibcZglibc_max_listZglibc_majorZglibc_minorZ	glibc_maxZ	min_minorÚglibc_versionÚtagZ
legacy_tagr   r   r   Úplatform_tags  s.    



r¦   )#ÚcollectionsÚ	functoolsrl   r„   r   rO   r†   Útypingr   r   r   r   r   r   r   rU   r—   rX   rY   r#   rb   Údefaultdictrf   r$   rj   rg   rt   r€   r�   r‹   Ú	lru_cacherŒ   r˜   r£   r¦   r   r   r   r   Ú<module>   s6     =	
,ú
