Re: using c-methods for callbacks?
Greg Ewing <[email protected]> Sun, 31 May 2009 14:21:45 +1200
| Newsgroups | gmane.comp.python.pyrex |
|---|---|
| Message-ID | <[email protected]> |
horace wrote:
> it would be great if i could use c-methods for callbacks but i always
> get a crash if i access self. am i doing something wrong or doesn't self
> get assigned correctly if the method gets called from a c-library?
You can't use C methods that way, because there's no such
thing as a bound C method. Pyrex won't even let you try
to create one:
cdef class C:
cdef void m(self):
pass
cdef int f(C c):
cdef void *g
g = <void *>c.m
% pyrexc foo.pyx
/Users/greg/foo/foo.pyx:7:14: C method can only be called
--
Greg