U
    Ha{                     @   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 ddlmZ edZdd ZG dd deZdS )zdistutils.command.build_ext

Implements the Distutils 'build_ext' command, for building extension
modules (currently limited to C extensions, should accommodate C++
extensions ASAP).    N)Command)*)customize_compilerget_python_version)get_config_h_filename)newer_group)	Extension)get_platform)log   )
py37compat)	USER_BASEz3^[a-zA-Z_][a-zA-Z_0-9]*(\.[a-zA-Z_][a-zA-Z_0-9]*)*$c                  C   s   ddl m}  |   d S )Nr   show_compilers)distutils.ccompilerr   r    r   K/tmp/pip-unpacked-wheel-i11yjail/setuptools/_distutils/command/build_ext.pyr      s    r   c                   @   s  e Zd ZdZdej Zddddde  fdd	d
de fdddddde fddddddddddgZddddd gZ	d!d"d#e
fgZd$d% Zd&d' Zd(d) Zd*d+ Zd,d- Zd.d/ Zd0d1 Zd2d3 Zd4d5 Zejd6d7 Zd8d9 Zd:d; Zd<d= Zd>d? Zd@dA ZdBdC ZdDdE ZdFdG Zd"S )H	build_extz8build C/C++ extensions (compile/link to build directory)z (separated by '%s'))z
build-lib=bz(directory for compiled extension modules)zbuild-temp=tz1directory for temporary files (build by-products)z
plat-name=pz>platform name to cross-compile for, if supported (default: %s))inplaceiziignore build-lib and put compiled extensions into the source directory alongside your pure Python moduleszinclude-dirs=Iz.list of directories to search for header files)zdefine=DzC preprocessor macros to define)zundef=Uz!C preprocessor macros to undefine)z
libraries=lz!external C libraries to link withzlibrary-dirs=Lz.directories to search for external C libraries)zrpath=Rz7directories to search for shared C libraries at runtime)zlink-objects=Oz2extra explicit link objects to include in the link)debuggz'compile/link with debugging information)forcefz2forcibly build everything (ignore file timestamps))z	compiler=czspecify the compiler type)z	parallel=jznumber of parallel build jobs)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)userNz#add user include, library and rpathr   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   )
extensions	build_lib	plat_name
build_tempr   packageinclude_dirsdefineundef	librarieslibrary_dirsrpathlink_objectsr    r"   compilerswigswig_cpp	swig_optsr'   parallelselfr   r   r   initialize_optionsk   s*    zbuild_ext.initialize_optionsc           
   
   C   s  ddl m} | ddddddd	d
 | jd kr8| jj| _| jj| _| }|jdd}| j	d krn| jj	pjg | _	t
| j	tr| j	tj| _	tjtjkr| j	tjtjd | j	|tjj ||kr| j	|tjj | d | d | jd krg | _| jd krg | _nt
| jtr:| jtj| _| jd krNg | _nt
| jtrl| jtj| _tjdkrh| jtjtjd tjtjkr| jtjtjd | jrtj| jd| _ntj| jd| _| j	tjt  t tdd }|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rtj#$tjtjdr| jtjtjddt%  d n| jd |&dr|j's| j|&d  n| jd | j(r| j(d!}d"d# |D | _(| j)r4| j)d!| _)| j*d krHg | _*n| j*d$| _*| j+rtjt,d}tjt,d}	tj-|r| j	| tj-|	r| j|	 | j|	 t
| j.trzt/| j.| _.W n t0k
r   t1d%Y nX d S )&Nr   )	sysconfigbuild)r)   r)   )r+   r+   )r4   r4   )r    r    )r"   r"   )r8   r8   )r*   r*   r   )plat_specificincluder0   r3   ntZlibsZDebugZRelease_homewin32   ZPCbuild   cygwinbinlibpythonconfig.Py_ENABLE_SHAREDLIBDIR,c                 S   s   g | ]}|d fqS )1r   ).0symbolr   r   r   
<listcomp>   s     z.build_ext.finalize_options.<locals>.<listcomp> zparallel should be an integer)2	distutilsr<   set_undefined_optionsr,   distributionext_packageext_modulesr(   get_python_incr-   
isinstancestrsplitospathsepsysexec_prefixbase_exec_prefixappendpathjoinextendensure_string_listr0   r1   r2   nameprefixr    r+   dirnamer   getattrr*   platform
executable
startswithr   get_config_varpython_buildr.   r/   r7   r'   r   isdirr8   int
ValueErrorDistutilsOptionError)
r:   r<   Z
py_includeZplat_py_include	_sys_homesuffixZnew_libZdefinesZuser_includeZuser_libr   r   r   finalize_options   s    






zbuild_ext.finalize_optionsc                 C   sj  ddl m} | jsd S | j rL| d}| j| p:g  | j	
|j || j| j| j| jd| _t| j tjdkr| jt kr| j| j | jd k	r| j| j | jd k	r| jD ]\}}| j|| q| jd k	r| jD ]}| j| q| jd k	r| j| j | j	d k	r*| j| j	 | jd k	rD| j| j | j d k	r^| j!| j  | "  d S )Nr   )new_compiler
build_clib)r4   verbosedry_runr"   r@   )#r   rv   r(   rU   has_c_librariesget_finalized_commandr0   rd   Zget_library_namesr1   ra   rw   r4   rx   ry   r"   r   r\   rf   r*   r	   Z
initializer-   Zset_include_dirsr.   Zdefine_macror/   Zundefine_macroZset_librariesZset_library_dirsr2   Zset_runtime_library_dirsr3   Zset_link_objectsbuild_extensions)r:   rv   rw   rf   valuemacror   r   r   run  s@    






zbuild_ext.runc           
      C   sv  t |tstdt|D ]T\}}t |tr0qt |trFt|dkrNtd|\}}td| t |t	rvt
|s~tdt |tstdt||d }dD ]"}||}|d	k	rt||| q|d
|_d|krtd |d}|rhg |_g |_|D ]b}	t |	tr"t|	dks*tdt|	dkrJ|j|	d  nt|	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 instances   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)sources)r-   r1   r0   extra_objectsextra_compile_argsextra_link_argsNr2   Zdef_filez9'def_file' element of build info dict no longer supportedmacros)r   r   z9'macros' element of build info dict must be 1- or 2-tupler   r   )rY   listDistutilsSetupError	enumerater   tuplelenr
   warnrZ   extension_name_rematchdictgetsetattrruntime_library_dirsdefine_macrosundef_macrosra   )
r:   r(   r   extext_nameZ
build_infokeyvalr   r~   r   r   r   check_extensions_listW  s^    







zbuild_ext.check_extensions_listc                 C   s,   |  | j g }| jD ]}||j q|S N)r   r(   rd   r   )r:   	filenamesr   r   r   r   get_source_files  s
    
zbuild_ext.get_source_filesc                 C   s2   |  | j g }| jD ]}|| |j q|S r   )r   r(   ra   get_ext_fullpathrf   )r:   outputsr   r   r   r   get_outputs  s
    
zbuild_ext.get_outputsc                 C   s(   |  | j | jr|   n|   d S r   )r   r(   r8   _build_extensions_parallel_build_extensions_serialr9   r   r   r   r|     s    
zbuild_ext.build_extensionsc                    s   j }j dkrt }zddlm} W n tk
r@   d }Y nX |d krV  d S ||dP  fddjD }tj|D ]&\}}	| |
  W 5 Q R X qW 5 Q R X d S )NTr   )ThreadPoolExecutor)max_workersc                    s   g | ]}  j|qS r   )Zsubmitbuild_extension)rO   r   executorr:   r   r   rQ     s   z8build_ext._build_extensions_parallel.<locals>.<listcomp>)r8   r\   	cpu_countconcurrent.futuresr   ImportErrorr   r(   zip_filter_build_errorsresult)r:   workersr   Zfuturesr   Zfutr   r   r   r     s"    

z$build_ext._build_extensions_parallelc              
   C   s0   | j D ]$}| | | | W 5 Q R X qd S r   )r(   r   r   )r:   r   r   r   r   r     s    
z"build_ext._build_extensions_serialc              
   c   sT   z
d V  W nD t ttfk
rN } z |js* | d|j|f  W 5 d }~X Y nX d S )Nz"building extension "%s" failed: %s)CCompilerErrorDistutilsErrorCompileErroroptionalr   rf   )r:   r   er   r   r   r     s    
zbuild_ext._filter_build_errorsc           
      C   sP  |j }|d kst|ttfs*td|j t|}| |j}||j }| j	slt
||dsltd|j d S td|j | ||}|jpg }|jd d  }|jD ]}||f q| 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 filenamesnewerz$skipping '%s' extension (up-to-date)zbuilding '%s' extension)
output_dirr   r-   r    extra_postargsdepends)r0   r1   r   r   export_symbolsr    r+   Ztarget_lang)"r   rY   r   r   r   rf   sortedr   r   r"   r   r
   r    infoswig_sourcesr   r   r   ra   r4   compiler+   r-   Z_built_objectsr   rd   r   languageZdetect_languageZlink_shared_objectget_librariesr1   r   get_export_symbols)
r:   r   r   ext_pathr   
extra_argsr   r/   Zobjectsr   r   r   r   r     sX    



 zbuild_ext.build_extensionc                 C   s$  g }g }i }| j rtd | j s6d| jks6d|jkr<d}nd}|D ]P}tj|\}}	|	dkr||d |  || |d ||< qD|| qD|s|S | jp| 	 }
|
dg}|
| j | j r|d | js|jD ]}|| q|D ].}|| }td	|| | |d
||g  q|S )zWalk 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.i_wrapz-pythonzswigging %s to %sz-o)r6   r
   r   r7   r\   rb   splitextra   r5   	find_swigrd   r   spawn)r:   r   	extensionZnew_sourcesr   Zswig_targetsZ
target_extsourcebaser   r5   Zswig_cmdotargetr   r   r   r   3  s@    



zbuild_ext.swig_sourcesc                 C   s^   t jdkrdS t jdkrLdD ]*}t jd| d}t j|r|  S qdS tdt j dS )	zReturn the name of the SWIG executable.  On Unix, this is
        just "swig" -- it should be in the PATH.  Tries a bit harder on
        Windows.
        posixr5   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'N)r\   rf   rb   rc   isfileDistutilsPlatformError)r:   versfnr   r   r   r   i  s    


zbuild_ext.find_swigc                 C   s   |  |}|d}| |d }| jsRtjj|dd |g  }tj| j|S d|dd }| d}tj	|
|}tj||S )zReturns the path of the filename for a given extension.

        The file is located in `build_lib` or directly in the package
        (inplace option).
        rJ   r   Nr   build_py)get_ext_fullnamer[   get_ext_filenamer   r\   rb   rc   r)   r{   abspathZget_package_dir)r:   r   fullnamemodpathfilenamer,   r   package_dirr   r   r   r     s    


zbuild_ext.get_ext_fullpathc                 C   s    | j dkr|S | j d | S dS )zSReturns the fullname of a given extension name.

        Adds the `package.` prefixNrJ   )r,   )r:   r   r   r   r   r     s    
zbuild_ext.get_ext_fullnamec                 C   s.   ddl m} |d}|d}tjj| | S )zConvert 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   rm   rJ   
EXT_SUFFIX)distutils.sysconfigrm   r[   r\   rb   rc   )r:   r   rm   r   
ext_suffixr   r   r   r     s    
zbuild_ext.get_ext_filenamec                 C   s|   |j dd }z|d W n0 tk
rN   d|dddd }Y n
X d| }d	| }||jkrv|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.
        rJ   r   asciiZU_punycode   -   __ZPyInit)rf   r[   encodeUnicodeEncodeErrorreplacedecoder   ra   )r:   r   rf   rt   Zinitfunc_namer   r   r   r     s    "
zbuild_ext.get_export_symbolsc                 C   s   t jdkr^ddlm} t| j|sd}| jr4|d }|t jd? t jd? d@ f }|j|g S ndd	l	m
} d
}|drtt drd}n<t jdkrd}n,dtjkr|ddkrd}n|ddkrd}|r|d}|jd| g S |jt  S )zReturn 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).
        rB   r   )MSVCCompilerz
python%d%dZ_d         r   FrK   getandroidapilevelTrE   _PYTHON_HOST_PLATFORMANDROID_API_LEVELMACHDEP	LDVERSIONrH   )r^   rj   Zdistutils._msvccompilerr   rY   r4   r    
hexversionr0   r   rm   hasattrr\   environr   	pythonlib)r:   r   r   templater   rm   Zlink_libpythonZ	ldversionr   r   r   r     s4    





zbuild_ext.get_libraries) __name__
__module____qualname__descriptionr\   r]   Zsep_byr	   user_optionsboolean_optionsr   help_optionsr;   ru   r   r   r   r   r|   r   r   
contextlibcontextmanagerr   r   r   r   r   r   r   r   r   r   r   r   r   r   "   sp   
+  @N	
	L6	
r   )__doc__r   r\   rer^   distutils.corer   distutils.errorsr   r   r   r   distutils.dep_utilr   distutils.extensionr   distutils.utilr	   rS   r
    r   siter   r   r   r   r   r   r   r   r   <module>   s&   