U
    d'                     @   s>  d 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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mZmZ ddlmZ ddlmZ dadadd	 Zd
d Zdd Zdd Zeg g g dfddZeg g g ddfddZdadd Zdd Zdd Z dd Z!edd Z"G dd dZ#d d! Z$e
j%d"d# Z&dS )$z
Utility functions for

- building and importing modules on test time, using a temporary location
- detecting if compilers are present
- determining paths to tests

    N)Path)asbytesasstr)temppath)import_modulei  c                   C   sZ   t d k	rVztjt  W n tk
r,   Y nX ztt  W n tk
rP   Y nX d a d S N)_module_dirsyspathremove
ValueErrorshutilrmtreeOSError r   r   9/tmp/pip-unpacked-wheel-c1z6a0q8/numpy/f2py/tests/util.py_cleanup"   s    r   c                   C   s6   t d kr2t a tt t tjkr2tjdt  t S Nr   )	r   tempfilemkdtempatexitregisterr   r	   r
   insertr   r   r   r   get_module_dir0   s    

r   c                  C   s,   t  } dt }td7 a|tjkr(td|S )Nz_test_ext_module_%d   z%Temporary module name already in use.)r   _module_numr	   modulesRuntimeError)dnamer   r   r   get_temp_module_name:   s    
r    c                    s   i  fdd} j |_ |S )Nc               
      sn   t | |f}|krTz | ||< W n, tk
rR } z||<  W 5 d }~X Y nX | }t|trj||S r   )repr	Exception
isinstance)akwkeyeretfuncmemor   r   wrapperI   s    
z_memoize.<locals>.wrapper)__name__)r*   r,   r   r)   r   _memoizeF   s    r.   c              
   C   sj  dt jd}t }g }g }| D ]j}	tj|	s<td|	 tj|tj|	}
t	|	|
 |
|
 tj|
\}}|dkr |
|
 q |dkrt }dd|g| | }|r|dg| 7 }|r|d	g| 7 }t }zft| t jd|g| }tj|tjtjd
}| \}}|jdkr<td|dd t|f W 5 t| |D ]}	t|	 qNX t|S )zH
    Compile and import a f2py module, built from the given files.

    zimport sys; sys.path = z&; import numpy.f2py; numpy.f2py.main()%s is not a file).f90.fz.c.pyfNz-cz-mzskip:zonly:stdoutstderrr   zRunning f2py failed: %s
%s   )r	   r
   r   osisfiler   joinbasenamer   copyfileappendsplitextr    getcwdchdirunlink
executable
subprocessPopenPIPESTDOUTcommunicate
returncoder   r   )source_filesoptionsskiponlymodule_namecoder   dst_sourcesZf2py_sourcesfndstbaseextZ	f2py_optscwdcmdpouterrr   r   r   build_module_   sJ    



rX   c              
   C   sb   |dkrd}t |dB}t|d}||  W 5 Q R X t|g||||dW  5 Q R  S Q R X dS )z6
    Compile and import Fortran code using f2py.

    Nr1   )suffixwrI   rJ   rK   rL   )r   openwriterX   )Zsource_coderI   rJ   rK   rY   rL   r
   fr   r   r   
build_code   s    r_   c            	   	   C   s   t d k	rt S da tdttj d} | tttjd } t }z`tj|d}t|d}||  W 5 Q R X tjddg}tj|tjtj|d}| \}}W 5 t	
| X td	|}|rtt|d
tt|dtt|dfa t S )N)FFFz8        import os
        import sys
        sys.path = a{  

        def configuration(parent_name='',top_path=None):
            global config
            from numpy.distutils.misc_util import Configuration
            config = Configuration('', parent_name, top_path)
            return config

        from numpy.distutils.core import setup
        setup(configuration=configuration)

        config_cmd = config.get_config_cmd()
        have_c = config_cmd.try_compile('void foo() {}')
        print('COMPILERS:%%d,%%d,%%d' %% (have_c,
                                          config.have_f77c(),
                                          config.have_f90c()))
        sys.exit(99)
        )Zsyspathzsetup.pyrZ   config)r4   r5   rS   s   COMPILERS:(\d+),(\d+),(\d+)r         )_compiler_statustextwrapdedentr!   r	   r
   dictr   r   r   r   r7   r9   r\   r]   rA   rB   rC   rD   rE   rF   researchboolintgroup)	rM   Ztmpdirscriptr^   rT   rU   rV   rW   mr   r   r   _get_compiler_status   s6    
rn   c                   C   s
   t  d S r   rn   r   r   r   r   has_c_compiler   s    rp   c                   C   s
   t  d S )Nr   ro   r   r   r   r   has_f77_compiler   s    rq   c                   C   s
   t  d S )Nra   ro   r   r   r   r   has_f90_compiler   s    rr   c              
   K   sf  t  }g }| D ]H}tj|s*td| tj|tj|}t|| |	| qt
|dd}dttj d| d}tj|t d }	|	|	 t|	d}
|
t| W 5 Q R X t }zdt| tj|	d	d
g}tj|tjtjd}| \}}|jdkr.td|dd t|f W 5 t| |D ]}t| q@X t| tj| S )z6
    Build a module via distutils and import it.

    r/   
z
    z!
import os
import sys
sys.path = z

def configuration(parent_name='',top_path=None):
    from numpy.distutils.misc_util import Configuration
    config = Configuration('', parent_name, top_path)
    z
    return config

if __name__ == "__main__":
    from numpy.distutils.core import setup
    setup(configuration=configuration)
    z.pywb	build_extz-ir3   r   z%Running distutils build failed: %s
%sr6   N) r   r7   r
   r8   r   r9   r:   r   r;   r<   rd   re   replacer!   r	   r    r\   r]   r   r>   r?   r@   rA   rB   rC   rD   rE   rF   rG   r   
__import__r   )rH   Zconfig_coderL   r%   r   rN   rO   rP   rM   rl   r^   rS   rT   rU   rV   rW   r   r   r   build_module_distutils  sH    



rx   c                   @   s4   e Zd ZdZdZg Zg Zg ZdZdZ	dZ
dd ZdS )F2PyTestNr1   c                 C   sL  t jdkrtd | jd k	r"d S t s2td g }| jrH|| j | jd k	r^|	| j
 d}d}d}|D ]>}t|drd}qnt|drd}qnt|drnd}qn|rt std	 |rt std
 |rt st std | jd k	rt| j| j| j| j| j
| jd| _| jd k	rHt| j| j| j| j| jd| _d S )Nwin32z)Fails with MinGW64 Gfortran (Issue #9673)zNo C compiler availableFr1   Tr0   r2   z No Fortran 77 compiler availablez No Fortran 90 compiler availablezNo Fortran compiler available)rI   rJ   rK   rY   rL   r[   )r	   platformpytestrJ   modulerp   sourcesextendrM   r<   rY   strendswithrq   rr   r_   rI   rK   rL   rX   )selfcodesZ	needs_f77Z	needs_f90Z	needs_pyfrO   r   r   r   setup_methodQ  sX    









	zF2PyTest.setup_method)r-   
__module____qualname__rM   r~   rI   rJ   rK   rY   r}   rL   r   r   r   r   r   ry   G  s   ry   c                  G   s   t tjjj }|j|  S r   )r   numpyZf2py__file__parentresolvejoinpath)r$   r   r   r   r   getpath  s    r   c              	   c   s.   t  }t|  z
d V  W 5 t| X d S r   )r   rS   r7   r?   )r
   Zcurpathr   r   r   	switchdir  s
    

r   )'__doc__r7   r	   rB   r   r   r   rd   rg   r|   
contextlibr   pathlibr   Znumpy.compatr   r   Znumpy.testingr   	importlibr   r   r   r   r   r    r.   rX   r_   rc   rn   rp   rq   rr   rx   ry   r   contextmanagerr   r   r   r   r   <module>   sR   
8;	
DF