U
    ÍZj  ã                   @   sH   d dl Z d dlZd dlZddlmZ dd„ Ze  ¡ fdd„Zdd	„ ZdS )
é    Né   )ÚPkgConfigErrorc                 C   sj   |  ¡ D ]\\}}|| kr"|| |< qt| | tƒs>td|f ƒ‚t|tƒsVtd|f ƒ‚| |  |¡ q| S )z¬Merge values from cffi config flags cfg2 to cf1

    Example:
        merge_flags({"libraries": ["one"]}, {"libraries": ["two"]})
        {"libraries": ["one", "two"]}
    z$cfg1[%r] should be a list of stringsz$cfg2[%r] should be a list of strings)ÚitemsÚ
isinstanceÚlistÚ	TypeErrorÚextend)Zcfg1Zcfg2ÚkeyÚvalue© r   úQ/var/www/html/TRUCKING_PROJECT/venv/lib/python3.8/site-packages/cffi/pkgconfig.pyÚmerge_flags   s    

r   c              
   C   s2  ddg}|  |¡ |  | ¡ ztj|tjtjd�}W n8 tk
rl } ztdt|ƒ ¡ f ƒ‚W 5 d}~X Y nX | ¡ \}}|j	dkr´z| 
|¡}W n tk
r¦   Y nX t| ¡ ƒ‚tjdk�rt|tƒ�sz| 
|¡}W n* tk
�r   td|| ||f ƒ‚Y nX tjd	k�r.d	|k�r.td
|| |f ƒ‚|S )z5Calls pkg-config and returns the output if found
    z
pkg-configz--print-errors)ÚstdoutÚstderrzcannot run pkg-config: %sNr   )é   zKpkg-config %s %s returned bytes that cannot be decoded with encoding %r:
%rú\zEpkg-config %s %s returned an unsupported backslash-escaped output:
%r)ÚappendÚ
subprocessÚPopenÚPIPEÚEnvironmentErrorr   ÚstrÚstripÚcommunicateÚ
returncodeÚdecodeÚ	ExceptionÚsysÚversion_infor   ÚUnicodeDecodeErrorÚosÚaltsep)ÚlibnameÚflagÚencodingÚaZpcÚeZboutZberrr   r   r   Úcall   s4    

(

þþr'   c                    sj   dd„ ‰ dd„ ‰dd„ ‰dd„ ‰d	d
„ ‰dd„ ‰‡ ‡‡‡‡‡fdd„}i }| D ]}||ƒ}t ||ƒ qN|S )aÞ  Return compiler line flags for FFI.set_source based on pkg-config output

    Usage
        ...
        ffibuilder.set_source("_foo", pkgconfig = ["libfoo", "libbar >= 1.8.3"])

    If pkg-config is installed on build machine, then arguments include_dirs,
    library_dirs, libraries, define_macros, extra_compile_args and
    extra_link_args are extended with an output of pkg-config for libfoo and
    libbar.

    Raises PkgConfigError in case the pkg-config call fails.
    c                 S   s   dd„ |   ¡ D ƒS )Nc                 S   s"   g | ]}|  d ¡r|dd… ‘qS )ú-Ié   N©Ú
startswith©Ú.0Úxr   r   r   Ú
<listcomp>L   s     
 zBflags_from_pkgconfig.<locals>.get_include_dirs.<locals>.<listcomp>©Úsplit©Ústringr   r   r   Úget_include_dirsK   s    z.flags_from_pkgconfig.<locals>.get_include_dirsc                 S   s   dd„ |   ¡ D ƒS )Nc                 S   s"   g | ]}|  d ¡r|dd… ‘qS )ú-Lr)   Nr*   r,   r   r   r   r/   O   s     
 zBflags_from_pkgconfig.<locals>.get_library_dirs.<locals>.<listcomp>r0   r2   r   r   r   Úget_library_dirsN   s    z.flags_from_pkgconfig.<locals>.get_library_dirsc                 S   s   dd„ |   ¡ D ƒS )Nc                 S   s"   g | ]}|  d ¡r|dd… ‘qS )ú-lr)   Nr*   r,   r   r   r   r/   R   s     
 z?flags_from_pkgconfig.<locals>.get_libraries.<locals>.<listcomp>r0   r2   r   r   r   Úget_librariesQ   s    z+flags_from_pkgconfig.<locals>.get_librariesc                    s   dd„ ‰ ‡ fdd„|   ¡ D ƒS )Nc                 S   s0   | dd … } d| kr$t |  dd¡ƒS | d fS d S )Nr)   ú=r   )Útupler1   )r.   r   r   r   Ú_macroV   s    z8flags_from_pkgconfig.<locals>.get_macros.<locals>._macroc                    s   g | ]}|  d ¡rˆ |ƒ‘qS )ú-Dr*   r,   ©r;   r   r   r/   \   s     
 z<flags_from_pkgconfig.<locals>.get_macros.<locals>.<listcomp>r0   r2   r   r=   r   Ú
get_macrosU   s    z(flags_from_pkgconfig.<locals>.get_macrosc                 S   s   dd„ |   ¡ D ƒS )Nc                 S   s$   g | ]}|  d ¡s|  d¡s|‘qS )r(   r<   r*   r,   r   r   r   r/   _   s     

ÿzBflags_from_pkgconfig.<locals>.get_other_cflags.<locals>.<listcomp>r0   r2   r   r   r   Úget_other_cflags^   s    z.flags_from_pkgconfig.<locals>.get_other_cflagsc                 S   s   dd„ |   ¡ D ƒS )Nc                 S   s$   g | ]}|  d ¡s|  d¡s|‘qS )r5   r7   r*   r,   r   r   r   r/   c   s     

ÿz@flags_from_pkgconfig.<locals>.get_other_libs.<locals>.<listcomp>r0   r2   r   r   r   Úget_other_libsb   s    z,flags_from_pkgconfig.<locals>.get_other_libsc                    sF   t  ¡ }t| dƒ}t| dƒ}ˆ |ƒˆ|ƒˆ|ƒˆ|ƒˆ|ƒˆ|ƒdœS )Nz--cflagsz--libs)Úinclude_dirsÚlibrary_dirsÚ	librariesÚdefine_macrosÚextra_compile_argsÚextra_link_args)r   Úgetfilesystemencodingr'   )r"   ZfseZ
all_cflagsZall_libs©r4   r8   r6   r>   r?   r@   r   r   Úkwargsg   s    

úz$flags_from_pkgconfig.<locals>.kwargs)r   )ZlibsrI   Úretr"   Z	lib_flagsr   rH   r   Úflags_from_pkgconfig<   s    	rK   )	r   r    r   Úerrorr   r   rG   r'   rK   r   r   r   r   Ú<module>   s   "