B
    È S]X  ã               @   s˜   d Z ddlZddlZddlmZ ddlmZ ddlmZ ddl	m
Z
 ddlmZmZ ddlmZ ddlZe d	¡ZG d
d„ deƒZG dd„ deeƒZdS )zRdistutils.command.build_scripts

Implements the Distutils 'build_scripts' command.é    N)ÚST_MODE)Ú	sysconfig)ÚCommand)Únewer)Úconvert_pathÚ	Mixin2to3)Úlogs   ^#!.*python[0-9.]*([ 	].*)?$c               @   sH   e Zd ZdZdddgZdgZdd„ Zdd	„ Zd
d„ Zdd„ Z	dd„ Z
dS )Úbuild_scriptsz("build" scripts (copy and fixup #! line))z
build-dir=Údzdirectory to "build" (copy) to)ÚforceÚfz1forcibly build everything (ignore file timestamps)zexecutable=Úez*specify final destination interpreter pathr   c             C   s"   d | _ d | _d | _d | _d | _d S )N)Ú	build_dirÚscriptsr   Ú
executableÚoutfiles)Úself© r   ú0lib/python3.7/distutils/command/build_scripts.pyÚinitialize_options   s
    z build_scripts.initialize_optionsc             C   s   |   dddd¡ | jj| _d S )NZbuild)r	   r   )r   r   )r   r   )Zset_undefined_optionsZdistributionr   )r   r   r   r   Úfinalize_options%   s
    zbuild_scripts.finalize_optionsc             C   s   | j S )N)r   )r   r   r   r   Úget_source_files,   s    zbuild_scripts.get_source_filesc             C   s   | j s
d S |  ¡  d S )N)r   Úcopy_scripts)r   r   r   r   Úrun/   s    zbuild_scripts.runc          
   C   s¾  |   | j¡ g }g }x(| jD ]}d}t|ƒ}tj | jtj |¡¡}| |¡ | j	spt
||ƒspt d|¡ qyt|dƒ}W n  tk
rž   | js–‚ d}Y nXX t |j¡\}}| d¡ | ¡ }	|	sÖ|  d| ¡ qt |	¡}
|
röd}|
 d¡pôd	}|rt d
|| j¡ | |¡ | jstjs.| j}n(tj t d¡dt d¡t d¡f ¡}t |¡}d| | d }y| d¡ W n$ tk
r¢   t d !|¡ƒ‚Y nX y| |¡ W n& tk
rØ   t d !||¡ƒ‚Y nX t|dƒ}| "|¡ | #| $¡ ¡ W dQ R X |r<| %¡  q|r&| %¡  | |¡ |  &||¡ qW tj'dkr¶xh|D ]`}| jrlt d|¡ nDt (|¡t) d@ }|dB d@ }||krRt d|||¡ t *||¡ qRW ||fS )a"  Copy each script listed in 'self.scripts'; if it's marked as a
        Python script in the Unix way (first line matches 'first_line_re',
        ie. starts with "\#!" and contains "python"), then adjust the first
        line to refer to the current Python interpreter as we copy.
        Fznot copying %s (up-to-date)ÚrbNr   z%s is an empty file (skipping)Té   ó    zcopying and adjusting %s -> %sZBINDIRz
python%s%sZVERSIONZEXEs   #!ó   
zutf-8z.The shebang ({!r}) is not decodable from utf-8zAThe shebang ({!r}) is not decodable from the script encoding ({})ÚwbÚposixzchanging mode of %siÿ  im  z!changing mode of %s from %o to %o)+Zmkpathr   r   r   ÚosÚpathÚjoinÚbasenameÚappendr   r   r   ÚdebugÚopenÚOSErrorÚdry_runÚtokenizeÚdetect_encodingÚreadlineÚseekÚwarnÚfirst_line_reÚmatchÚgroupÚinfor   Zpython_buildr   Zget_config_varÚfsencodeÚdecodeÚUnicodeDecodeErrorÚ
ValueErrorÚformatÚwriteÚ
writelinesÚ	readlinesÚcloseZ	copy_fileÚnameÚstatr   Úchmod)r   r   Úupdated_filesZscriptZadjustZoutfiler   ÚencodingÚlinesZ
first_liner/   Zpost_interpr   ZshebangZoutfÚfileZoldmodeZnewmoder   r   r   r   5   s    












zbuild_scripts.copy_scriptsN)Ú__name__Ú
__module__Ú__qualname__ZdescriptionZuser_optionsZboolean_optionsr   r   r   r   r   r   r   r   r   r	      s   r	   c               @   s   e Zd Zdd„ ZdS )Úbuild_scripts_2to3c             C   s&   t  | ¡\}}| js|  |¡ ||fS )N)r	   r   r(   Zrun_2to3)r   r   r>   r   r   r   r   œ   s    
zbuild_scripts_2to3.copy_scriptsN)rB   rC   rD   r   r   r   r   r   rE   š   s   rE   )Ú__doc__r    Úrer<   r   Z	distutilsr   Zdistutils.corer   Zdistutils.dep_utilr   Zdistutils.utilr   r   r   r)   Úcompiler.   r	   rE   r   r   r   r   Ú<module>   s   
 
