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112 lines
2.8 KiB
112 lines
2.8 KiB
import enum |
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class FileSystemEvent(enum.IntEnum): |
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RENAME = uv.UV_RENAME |
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CHANGE = uv.UV_CHANGE |
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RENAME_CHANGE = RENAME | CHANGE |
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@cython.no_gc_clear |
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cdef class UVFSEvent(UVHandle): |
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cdef _init(self, Loop loop, object callback, object context): |
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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( |
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sizeof(uv.uv_fs_event_t) |
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) |
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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_fs_event_init( |
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self._loop.uvloop, <uv.uv_fs_event_t*>self._handle |
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) |
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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.running = 0 |
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self.callback = callback |
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if context is None: |
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context = Context_CopyCurrent() |
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self.context = context |
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cdef start(self, char* path, int flags): |
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cdef int err |
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self._ensure_alive() |
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if self.running == 0: |
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err = uv.uv_fs_event_start( |
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<uv.uv_fs_event_t*>self._handle, |
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__uvfsevent_callback, |
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path, |
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flags, |
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) |
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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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self.running = 1 |
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cdef stop(self): |
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cdef int err |
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if not self._is_alive(): |
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self.running = 0 |
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return |
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if self.running == 1: |
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err = uv.uv_fs_event_stop(<uv.uv_fs_event_t*>self._handle) |
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self.running = 0 |
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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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cdef _close(self): |
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try: |
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self.stop() |
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finally: |
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UVHandle._close(<UVHandle>self) |
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def cancel(self): |
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self._close() |
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def cancelled(self): |
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return self.running == 0 |
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@staticmethod |
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cdef UVFSEvent new(Loop loop, object callback, object context): |
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cdef UVFSEvent handle |
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handle = UVFSEvent.__new__(UVFSEvent) |
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handle._init(loop, callback, context) |
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return handle |
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cdef void __uvfsevent_callback(uv.uv_fs_event_t* handle, const char *filename, |
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int events, int status) with gil: |
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if __ensure_handle_data( |
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<uv.uv_handle_t*>handle, "UVFSEvent callback" |
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) == 0: |
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return |
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cdef: |
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UVFSEvent fs_event = <UVFSEvent> handle.data |
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Handle h |
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try: |
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h = new_Handle( |
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fs_event._loop, |
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fs_event.callback, |
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(filename, FileSystemEvent(events)), |
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fs_event.context, |
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) |
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h._run() |
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except BaseException as ex: |
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fs_event._error(ex, False)
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