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This module houses the ctypes initialization procedures, as well
as the notice and error handler function callbacks (get called
when an error occurs in GEOS).
This module also houses GEOS Pointer utilities, including
get_pointer_arr(), and GEOM_PTR.
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_t g|j_t|j_|S ) Nr )�settings�nt�geos_cz libgeos_c-1�posix�GEOSzUnsupported OS "%s"z]Could not find the GEOS library (tried "%s"). Try setting GEOS_LIBRARY_PATH in your settings.z", ")� django.confr �GEOS_LIBRARY_PATH�AttributeError� ImportErrorr �OSError�os�namer �joinr � CONTEXT_PTR�
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r% c C �F | � � |� � } }z| | }W n ty | }Y nw t�d|� d S )NzGEOS_NOTICE: %s
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__module__� __qualname__r# r# r# r$ r4 l � r4 c @ r3 )�GEOSPrepGeom_tNr5 r# r# r# r$ r: p r9 r: c @ r3 )�GEOSCoordSeq_tNr5 r# r# r# r$ r; t r9 r; c @ r3 )�GEOSContextHandle_tNr5 r# r# r# r$ r< x r9 r< c @ sB e Zd ZdZdZdZdZdddd�dd�Zdd� Ze dd � �Z
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�GEOSFuncFactoryz)
Lazy loading of GEOS functions.
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|| _|d ur|| _|d ur|| _d S d S �N)� func_namer r> r )�selfr@ r r> r r# r# r$ �__init__� s
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| j |� S r? )�func)rA �argsr# r# r$ �__call__� s
zGEOSFuncFactory.__call__c C s< ddl m} || j�}| jpg |_| j|_| jr | j|_|S )Nr )�GEOSFunc)�-django.contrib.gis.geos.prototypes.threadsaferF r@ r r r> )rA rF rC r# r# r$ rC � s
zGEOSFuncFactory.func) r6 r7 r8 �__doc__r r r> rB rE r
rC r# r# r# r$ r= � s r= c C s t �� S )z.Return the string version of the GEOS library.)�lgeosr r# r# r# r$ � geos_version� s rJ c C s t t� �� �S )z<Return the GEOS version as a tuple (major, minor, subminor).)r rJ r' r# r# r# r$ �geos_version_tuple� s rK )%rH �loggingr �ctypesr r r r r � ctypes.utilr �django.core.exceptionsr �django.utils.functionalr r
�django.utils.versionr � getLoggerr) r% �
NOTICEFUNCr. � ERRORFUNCr2 r4 r: r; r< �GEOM_PTR� PREPGEOM_PTR�CS_PTRr rI r= rJ rK r# r# r# r$ �<module> s8
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