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54 lines
1.5 KiB
54 lines
1.5 KiB
@cython.no_gc_clear |
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cdef class UVAsync(UVHandle): |
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cdef _init(self, Loop loop, method_t callback, object ctx): |
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cdef int err |
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self._start_init(loop) |
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self._handle = <uv.uv_handle_t*>PyMem_RawMalloc(sizeof(uv.uv_async_t)) |
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if self._handle is NULL: |
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self._abort_init() |
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raise MemoryError() |
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err = uv.uv_async_init(self._loop.uvloop, |
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<uv.uv_async_t*>self._handle, |
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__uvasync_callback) |
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if err < 0: |
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self._abort_init() |
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raise convert_error(err) |
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self._finish_init() |
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self.callback = callback |
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self.ctx = ctx |
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cdef send(self): |
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cdef int err |
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self._ensure_alive() |
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err = uv.uv_async_send(<uv.uv_async_t*>self._handle) |
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if err < 0: |
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exc = convert_error(err) |
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self._fatal_error(exc, True) |
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return |
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@staticmethod |
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cdef UVAsync new(Loop loop, method_t callback, object ctx): |
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cdef UVAsync handle |
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handle = UVAsync.__new__(UVAsync) |
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handle._init(loop, callback, ctx) |
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return handle |
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cdef void __uvasync_callback(uv.uv_async_t* handle) with gil: |
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if __ensure_handle_data(<uv.uv_handle_t*>handle, "UVAsync callback") == 0: |
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return |
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cdef: |
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UVAsync async_ = <UVAsync> handle.data |
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method_t cb = async_.callback |
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try: |
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cb(async_.ctx) |
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except BaseException as ex: |
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async_._error(ex, False)
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