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from qmsk.net.libc cimport ssize_t, errno

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cdef extern from "Python.h" :

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    ctypedef struct PyObject :

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        pass

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    ## refcounting

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    void Py_XDECREF (PyObject *obj)

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    ## object protocol

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    # __richcompare__ constants

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    enum :

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        Py_LT

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        Py_LE

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        Py_EQ

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        Py_NE

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        Py_GT

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        Py_GE

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    PyObject *Py_NotImplemented

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    ## string stuff

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    int PyObject_AsCharBuffer (object obj, char **buf, ssize_t *len) except -1

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    PyObject* PyString_FromStringAndSize (char *v, ssize_t len)

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    # no error checking

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    ssize_t PyString_GET_SIZE (PyObject *str)

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    char* PyString_AS_STRING (PyObject *str)

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    int _PyString_Resize (PyObject **string, ssize_t newsize) except -1

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    ## except setting

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    PyObject* PyErr_SetFromErrno (PyObject *type)

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    PyObject *PyExc_OSError

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# raise OSError with errno

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# XXX: doesn't do anything with func

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cdef int raise_errno (char *func) except -1

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