o
    Š�bc§{  ã                   @   s¶   d Z ddlZddlZddlZddlZddlmZ ddlT ddlm	Z	m
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 ddlmZ e d¡Zdd„ ZG dd„ deƒZdS )z¶distutils.command.build_ext

Implements the Distutils 'build_ext' command, for building extension
modules (currently limited to C extensions, should accommodate C++
extensions ASAP).é    N)ÚCommand)Ú*)Úcustomize_compilerÚget_python_version)Úget_config_h_filename)Únewer_group)Ú	Extension)Úget_platform)Úlog)Ú	USER_BASEz3^[a-zA-Z_][a-zA-Z_0-9]*(\.[a-zA-Z_][a-zA-Z_0-9]*)*$c                  C   s   ddl m}  | ƒ  d S )Nr   ©Úshow_compilers)Údistutils.ccompilerr   r   © r   ú2/usr/lib/python3.10/distutils/command/build_ext.pyr      s   
r   c                   @   s  e Zd ZdZdej Zdddddeƒ  fdd	d
de fdddddde fddddddddddgZg d¢Z	ddde
fgZd d!„ Zd"d#„ Zd$d%„ Zd&d'„ Zd(d)„ Zd*d+„ Zd,d-„ Zd.d/„ Zd0d1„ Zejd2d3„ ƒZd4d5„ Zd6d7„ Zd8d9„ Zd:d;„ Zd<d=„ Zd>d?„ Zd@dA„ ZdBdC„ ZdS )DÚ	build_extz8build C/C++ extensions (compile/link to build directory)z (separated by '%s'))z
build-lib=Úbz(directory for compiled extension modules)zbuild-temp=Útz1directory for temporary files (build by-products)z
plat-name=Úpz>platform name to cross-compile for, if supported (default: %s))ÚinplaceÚiziignore build-lib and put compiled extensions into the source directory alongside your pure Python moduleszinclude-dirs=ÚIz.list of directories to search for header files)zdefine=ÚDzC preprocessor macros to define)zundef=ÚUz!C preprocessor macros to undefine)z
libraries=Úlz!external C libraries to link withzlibrary-dirs=ÚLz.directories to search for external C libraries)zrpath=ÚRz7directories to search for shared C libraries at runtime)zlink-objects=ÚOz2extra explicit link objects to include in the link)ÚdebugÚgz'compile/link with debugging information)ÚforceÚfz2forcibly build everything (ignore file timestamps))z	compiler=Úczspecify the compiler type)z	parallel=Újznumber of parallel build jobs)úswig-cppNz)make SWIG create C++ files (default is C))z
swig-opts=Nz!list of SWIG command line options)zswig=Nzpath to the SWIG executable)ÚuserNz#add user include, library and rpath)r   r   r    r$   r%   zhelp-compilerNzlist available compilersc                 C   s‚   d | _ d | _d | _d | _d| _d | _d | _d | _d | _d | _	d | _
d | _d | _d | _d | _d | _d | _d | _d | _d | _d | _d S )Nr   )Ú
extensionsÚ	build_libÚ	plat_nameÚ
build_tempr   ÚpackageÚinclude_dirsÚdefineÚundefÚ	librariesÚlibrary_dirsÚrpathÚlink_objectsr   r    ÚcompilerÚswigÚswig_cppÚ	swig_optsr%   Úparallel©Úselfr   r   r   Úinitialize_optionsj   s*   
zbuild_ext.initialize_optionsc           
   
   C   s¸  ddl m} |  ddddddd	d
¡ | jd u r| jj| _| jj| _| ¡ }|jdd�}| j	d u r7| jj	p5g | _	t
| j	tƒrE| j	 tj¡| _	tjtjkrW| j	 tj tjd¡¡ | j	 | tjj¡¡ ||krq| j	 | tjj¡¡ |  d¡ |  d¡ | jd u rƒg | _| jd u rŒg | _nt
| jtƒrš| j tj¡| _| jd u r£g | _nt
| jtƒr±| j tj¡| _tjdk�r-| j tj tjd¡¡ tjtjkrÕ| j tj tjd¡¡ | jrâtj | jd¡| _n	tj | jd¡| _| j	 tj tƒ ¡¡ t tdd ƒ}|�r| j |¡ | j!dk�rd}n| j!dd … }tj tjd¡}|�r'tj ||¡}| j |¡ tj"d d… dk�r\tj# $tj tjd¡¡�rV| j tj tjddt%ƒ  d¡¡ n| j d¡ 	 | j(�ro| j( d"¡}d#d$„ |D ƒ| _(| j)�rz| j) d"¡| _)| j*d u �r„g | _*n| j* d%¡| _*| j+�r½tj t,d¡}tj t,d¡}	tj -|¡�rª| j	 |¡ tj -|	¡�r½| j |	¡ | j |	¡ t
| j.tƒ�rÚz	t/| j.ƒ| _.W d S  t0�yÙ   t1d&ƒ‚w d S )'Nr   )Ú	sysconfigÚbuild)r'   r'   )r)   r)   )r2   r2   )r   r   )r    r    )r6   r6   )r(   r(   é   )Úplat_specificÚincluder.   r1   ÚntÚlibsÚDebugÚReleaseÚ_homeÚwin32é   ÚPCbuildé   ÚcygwinÚbinÚlibÚpythonÚconfigÚ.FÚPy_ENABLE_SHAREDÚLIBDIRú,c                 S   s   g | ]}|d f‘qS )Ú1r   )Ú.0Úsymbolr   r   r   Ú
<listcomp>ù   s    z.build_ext.finalize_options.<locals>.<listcomp>ú zparallel should be an integer)2Ú	distutilsr:   Úset_undefined_optionsr*   ÚdistributionÚext_packageÚext_modulesr&   Úget_python_incr+   Ú
isinstanceÚstrÚsplitÚosÚpathsepÚsysÚexec_prefixÚbase_exec_prefixÚappendÚpathÚjoinÚextendÚensure_string_listr.   r/   r0   ÚnameÚprefixr   r)   Údirnamer   Úgetattrr(   ÚplatformÚ
executableÚ
startswithr   Úget_config_varÚpython_buildr,   r-   r5   r%   r   Úisdirr6   ÚintÚ
ValueErrorÚDistutilsOptionError)
r8   r:   Ú
py_includeÚplat_py_includeÚ	_sys_homeÚsuffixÚnew_libÚdefinesÚuser_includeÚuser_libr   r   r   Úfinalize_options‚   s®   ù




ÿ




þÿýzbuild_ext.finalize_optionsc                 C   sb  ddl m} | jsd S | j ¡ r&|  d¡}| j | ¡ pg ¡ | j	 
|j¡ || j| j| j| jd�| _t| jƒ tjdkrJ| jtƒ krJ| j | j¡ | jd urV| j | j¡ | jd urj| jD ]\}}| j ||¡ q^| jd ur{| jD ]}| j |¡ qr| jd ur‡| j | j¡ | j	d ur“| j | j	¡ | jd urŸ| j | j¡ | j d ur«| j !| j ¡ |  "¡  d S )Nr   )Únew_compilerÚ
build_clib)r2   ÚverboseÚdry_runr    r?   )#r   r   r&   rX   Úhas_c_librariesÚget_finalized_commandr.   rg   Úget_library_namesr/   rd   r€   r2   r�   r‚   r    r   r_   ri   r(   r	   Ú
initializer+   Úset_include_dirsr,   Údefine_macror-   Úundefine_macroÚset_librariesÚset_library_dirsr0   Úset_runtime_library_dirsr1   Úset_link_objectsÚbuild_extensions)r8   r   r€   ri   ÚvalueÚmacror   r   r   Úrun  s@   

ý








zbuild_ext.runc           
      C   sh  t |tƒs	tdƒ‚t|ƒD ]¤\}}t |tƒrqt |tƒr"t|ƒdkr&tdƒ‚|\}}t d|¡ t |t	ƒr:t
 |¡s>tdƒ‚t |tƒsGtdƒ‚t||d ƒ}dD ]}| |¡}|d	urat|||ƒ qP| d
¡|_d|v rqt d¡ | d¡}|r­g |_g |_|D ],}	t |	tƒr�t|	ƒdv s‘tdƒ‚t|	ƒdkr |j |	d ¡ q€t|	ƒdkr¬|j |	¡ q€|||< qd	S )a¬  Ensure that the list of extensions (presumably provided as a
        command option 'extensions') is valid, i.e. it is a list of
        Extension objects.  We also support the old-style list of 2-tuples,
        where the tuples are (ext_name, build_info), which are converted to
        Extension instances here.

        Raise DistutilsSetupError if the structure is invalid anywhere;
        just returns otherwise.
        z:'ext_modules' option must be a list of Extension instancesé   zMeach element of 'ext_modules' option must be an Extension instance or 2-tuplezvold-style (ext_name, build_info) tuple found in ext_modules for extension '%s' -- please convert to Extension instancezRfirst element of each tuple in 'ext_modules' must be the extension name (a string)zOsecond element of each tuple in 'ext_modules' must be a dictionary (build info)Úsources)r+   r/   r.   Úextra_objectsÚextra_compile_argsÚextra_link_argsNr0   Údef_filez9'def_file' element of build info dict no longer supportedÚmacros)r<   r’   z9'macros' element of build info dict must be 1- or 2-tupler<   r   )r\   ÚlistÚDistutilsSetupErrorÚ	enumerater   ÚtupleÚlenr
   Úwarnr]   Úextension_name_reÚmatchÚdictÚgetÚsetattrÚruntime_library_dirsÚdefine_macrosÚundef_macrosrd   )
r8   r&   r   ÚextÚext_nameÚ
build_infoÚkeyÚvalr˜   r�   r   r   r   Úcheck_extensions_listV  sd   

ÿ
ÿþ
ÿÿ
ÿ
€

ÿ€
Âzbuild_ext.check_extensions_listc                 C   s,   |   | j¡ g }| jD ]}| |j¡ q|S ©N)r¬   r&   rg   r“   )r8   Ú	filenamesr§   r   r   r   Úget_source_files¤  s
   
zbuild_ext.get_source_filesc                 C   s2   |   | j¡ g }| jD ]}| |  |j¡¡ q|S r­   )r¬   r&   rd   Úget_ext_fullpathri   )r8   Úoutputsr§   r   r   r   Úget_outputs­  s
   
zbuild_ext.get_outputsc                 C   s*   |   | j¡ | jr|  ¡  d S |  ¡  d S r­   )r¬   r&   r6   Ú_build_extensions_parallelÚ_build_extensions_serialr7   r   r   r   rŽ   »  s   zbuild_ext.build_extensionsc              
      sâ   ˆj }ˆj du rt ¡ }zddlm} W n ty   d }Y nw |d u r*ˆ ¡  d S ||d��8‰ ‡ ‡fdd„ˆjD ƒ}tˆj|ƒD ]\}}ˆ 	|¡� | 
¡  W d   ƒ n1 sYw   Y  qAW d   ƒ d S 1 sjw   Y  d S )NTr   )ÚThreadPoolExecutor)Úmax_workersc                    s   g | ]	}ˆ   ˆj|¡‘qS r   )ÚsubmitÚbuild_extension)rR   r§   ©Úexecutorr8   r   r   rT   Ñ  s    ÿz8build_ext._build_extensions_parallel.<locals>.<listcomp>)r6   r_   Ú	cpu_countÚconcurrent.futuresrµ   ÚImportErrorr´   r&   ÚzipÚ_filter_build_errorsÚresult)r8   Úworkersrµ   Úfuturesr§   Úfutr   r¹   r   r³   Ã  s,   
ÿÿ
ÿ€ÿ"ýz$build_ext._build_extensions_parallelc              	   C   sD   | j D ]}|  |¡� |  |¡ W d   ƒ n1 sw   Y  qd S r­   )r&   r¿   r¸   )r8   r§   r   r   r   r´   ×  s   
ÿ€ÿz"build_ext._build_extensions_serialc              
   c   sX   � zd V  W d S  t ttfy+ } z|js‚ |  d|j|f ¡ W Y d }~d S d }~ww )Nz"building extension "%s" failed: %s)ÚCCompilerErrorÚDistutilsErrorÚCompileErrorÚoptionalrž   ri   )r8   r§   Úer   r   r   r¿   Ü  s   €ÿ€ýzbuild_ext._filter_build_errorsc           
      C   sL  |j }|d u st|ttfƒstd|j ƒ‚t|ƒ}|  |j¡}||j }| j	s6t
||dƒs6t d|j¡ d S t d|j¡ |  ||¡}|jpGg }|jd d … }|jD ]}| |f¡ qR| jj|| j||j| j||jd�}|d d … | _|jr|| |j¡ |jp€g }|jp‰| j |¡}	| jj|||  |¡|j|j ||  !|¡| j| j|	d�
 d S )Nzjin 'ext_modules' option (extension '%s'), 'sources' must be present and must be a list of source filenamesÚnewerz$skipping '%s' extension (up-to-date)zbuilding '%s' extension)Ú
output_dirr˜   r+   r   Úextra_postargsÚdepends)r.   r/   r¤   rË   Úexport_symbolsr   r)   Útarget_lang)"r“   r\   r™   rœ   rš   ri   Úsortedr°   rÌ   r    r   r
   r   ÚinfoÚswig_sourcesr•   r¥   r¦   rd   r2   Úcompiler)   r+   Ú_built_objectsr”   rg   r–   ÚlanguageÚdetect_languageÚlink_shared_objectÚget_librariesr/   r¤   Úget_export_symbols)
r8   r§   r“   Úext_pathrÌ   Ú
extra_argsr˜   r-   ÚobjectsrÔ   r   r   r   r¸   æ  sV   þÿ


ú


÷zbuild_ext.build_extensionc                 C   s$  g }g }i }| j rt d¡ | j sd| jv sd|jv rd}nd}|D ](}tj |¡\}}	|	dkrE| |d | ¡ | |¡ |d ||< q"| |¡ q"|sO|S | jpU|  	¡ }
|
dg}| 
| j¡ | j rh| d¡ | jsv|jD ]}| |¡ qn|D ]}|| }t d	||¡ |  |d
||g ¡ qx|S )züWalk the list of source files in 'sources', looking for SWIG
        interface (.i) files.  Run SWIG on all that are found, and
        return a modified 'sources' list with SWIG source files replaced
        by the generated C (or C++) files.
        z/--swig-cpp is deprecated - use --swig-opts=-c++z-c++z.cppz.cz.iÚ_wrapéÿÿÿÿz-pythonzswigging %s to %sz-o)r4   r
   rž   r5   r_   re   Úsplitextrd   r3   Ú	find_swigrg   rÐ   Úspawn)r8   r“   Ú	extensionÚnew_sourcesrÑ   Úswig_targetsÚ
target_extÚsourceÚbaser§   r3   Úswig_cmdÚoÚtargetr   r   r   rÑ   2  s>   




zbuild_ext.swig_sourcesc                 C   sZ   t jdkrdS t jdkr&dD ]}t j d| d¡}t j |¡r#|  S qdS tdt j ƒ‚)z›Return the name of the SWIG executable.  On Unix, this is
        just "swig" -- it should be in the PATH.  Tries a bit harder on
        Windows.
        Úposixr3   r?   )z1.3z1.2z1.1z	c:\swig%szswig.exez>I don't know how to find (much less run) SWIG on platform '%s')r_   ri   re   rf   ÚisfileÚDistutilsPlatformError)r8   ÚversÚfnr   r   r   rß   h  s   

ÿÿÿzbuild_ext.find_swigc                 C   sŽ   |   |¡}| d¡}|  |d ¡}| js)tjj|dd… |g Ž }tj | j|¡S d |dd… ¡}|  d¡}tj 	| 
|¡¡}tj ||¡S )z¡Returns the path of the filename for a given extension.

        The file is located in `build_lib` or directly in the package
        (inplace option).
        rM   rÝ   Nr   Úbuild_py)Úget_ext_fullnamer^   Úget_ext_filenamer   r_   re   rf   r'   r„   ÚabspathÚget_package_dir)r8   r¨   ÚfullnameÚmodpathÚfilenamer*   rï   Úpackage_dirr   r   r   r°   €  s   


zbuild_ext.get_ext_fullpathc                 C   s   | j du r|S | j d | S )zSReturns the fullname of a given extension name.

        Adds the `package.` prefixNrM   )r*   )r8   r¨   r   r   r   rð   ›  s   
zbuild_ext.get_ext_fullnamec                 C   s.   ddl m} | d¡}|dƒ}tjj|Ž | S )z¦Convert the name of an extension (eg. "foo.bar") into the name
        of the file from which it will be loaded (eg. "foo/bar.so", or
        "foo\bar.pyd").
        r   ©rp   rM   Ú
EXT_SUFFIX)Údistutils.sysconfigrp   r^   r_   re   rf   )r8   r¨   rp   rÙ   Ú
ext_suffixr   r   r   rñ   ¤  s   
zbuild_ext.get_ext_filenamec                 C   sv   d|j  d¡d  }z| d¡ W n ty(   d| d¡ dd¡ d¡ }Y nw d	| }||jvr8|j |¡ |jS )
a  Return the list of symbols that a shared extension has to
        export.  This either uses 'ext.export_symbols' or, if it's not
        provided, "PyInit_" + module_name.  Only relevant on Windows, where
        the .pyd file (DLL) must export the module "PyInit_" function.
        Ú_rM   rÝ   Úasciir   Úpunycodeó   -ó   _ÚPyInit)ri   r^   ÚencodeÚUnicodeEncodeErrorÚreplaceÚdecoderÍ   rd   )r8   r§   ry   Úinitfunc_namer   r   r   rØ   ®  s    ÿ
zbuild_ext.get_export_symbolsc                 C   s–   t jdkr1ddlm} t| j|ƒs.d}| jr|d }|t jd? t jd? d@ f }|j|g S |jS dd	l	m
} d
}	 |rH|dƒ}|jd| g S |jS )zÓReturn the list of libraries to link against when building a
        shared extension.  On most platforms, this is just 'ext.libraries';
        on Windows, we add the Python library (eg. python20.dll).
        rD   r   )ÚMSVCCompilerz
python%d%dÚ_dé   é   éÿ   rø   FrN   ÚgetandroidapilevelTrH   Ú_PYTHON_HOST_PLATFORMÚANDROID_API_LEVELÚMACHDEPÚ	LDVERSIONrK   )ra   rm   Údistutils._msvccompilerr  r\   r2   r   Ú
hexversionr.   rú   rp   Úhasattrr_   Úenviron)r8   r§   r  ÚtemplateÚ	pythonlibrp   Úlink_libpythonÚ	ldversionr   r   r   r×   Á  s$   

ÿízbuild_ext.get_libraries) Ú__name__Ú
__module__Ú__qualname__Údescriptionr_   r`   Úsep_byr	   Úuser_optionsÚboolean_optionsr   Úhelp_optionsr9   r~   r‘   r¬   r¯   r²   rŽ   r³   r´   Ú
contextlibÚcontextmanagerr¿   r¸   rÑ   rß   r°   rð   rñ   rØ   r×   r   r   r   r   r   !   sp    
ÿÿÿÿÙ+ÿÿ @N	
	L6	
r   )Ú__doc__r!  r_   Úrera   Údistutils.corer   Údistutils.errorsrú   r   r   r   Údistutils.dep_utilr   Údistutils.extensionr   Údistutils.utilr	   rV   r
   Úsiter   rÒ   rŸ   r   r   r   r   r   r   Ú<module>   s&    ÿ