1 cimport libc

     2 

     3 cdef extern from "Python.h" :

     4     struct PyObject :

     5         pass

     6 

     7     ## string stuff

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

     9     

    10     ## except setting

    11     PyObject* PyErr_SetFromErrno (PyObject *type)

    12 

    13     PyObject *PyExc_OSError

    14     

    15 # raise OSError with errno

    16 # XXX: doesn't do anything with func

    17 cdef int raise_errno (char *func) except -1

    18