libclang.py

from ctypes import *
from ctypes.util import find_library

class LibClang(CDLL):
    def __getitem__(self, name):
        return super().__getitem__('clang_' + name)

libclang = LibClang(find_library('clang'))


class ClangString():
    def __init__(self, ptr):
        self._as_parameter_ = c_void_p(ptr)

    def __del__(self):
        libclang.disposeString(self)

    def __str__(self):


    def value(self):

libclang.getCString.restype = c_char_p

class CFFI():
    """
    Allows us to call functions for a certain class in a libclang C class
    without having to do anywhere as much typing. Also caches values looked
    up through ctypes.
    """
    def __init__(self, type_name):
        self.__type_name = type_name

    def __getattr__(self, name):
        # Cache an entry for the function so we don't have to look it up again
        symbol = libclang['%s_%s' % (self.__type_name, name)]
        setattr(self, name, symbol)
        return symbol

    def __getitem__(self, item):
        return getattr(self, item)

    def __name__(self):
        return self.__type_name


class ClangObject():
    def __init__(self, ptr):
        self._as_parameter_ = c_void_p(ptr)

    def __init_subclass__(cls, **kwargs):
        super().__init_subclass__(**kwargs)
        cls._cffi = CFFI(cls.__name__)

    def __del__(self):
        try:
            self._cffi.dispose(self)
        except AttributeError:
            pass