second commit

env/lib/python3.11/site-packages/uvloop/handles/fsevent.pyx

@@ -0,0 +1,116 @@
+import enum
+
+
+class FileSystemEvent(enum.IntEnum):
+    RENAME = uv.UV_RENAME
+    CHANGE = uv.UV_CHANGE
+    RENAME_CHANGE = RENAME | CHANGE
+
+
+@cython.no_gc_clear
+cdef class UVFSEvent(UVHandle):
+    cdef _init(self, Loop loop, object callback, object context):
+        cdef int err
+
+        self._start_init(loop)
+
+        self._handle = <uv.uv_handle_t*>PyMem_RawMalloc(
+            sizeof(uv.uv_fs_event_t)
+        )
+        if self._handle is NULL:
+            self._abort_init()
+            raise MemoryError()
+
+        err = uv.uv_fs_event_init(
+            self._loop.uvloop, <uv.uv_fs_event_t*>self._handle
+        )
+        if err < 0:
+            self._abort_init()
+            raise convert_error(err)
+
+        self._finish_init()
+
+        self.running = 0
+        self.callback = callback
+        if context is None:
+            context = Context_CopyCurrent()
+        self.context = context
+
+    cdef start(self, char* path, int flags):
+        cdef int err
+
+        self._ensure_alive()
+
+        if self.running == 0:
+            err = uv.uv_fs_event_start(
+                <uv.uv_fs_event_t*>self._handle,
+                __uvfsevent_callback,
+                path,
+                flags,
+            )
+            if err < 0:
+                exc = convert_error(err)
+                self._fatal_error(exc, True)
+                return
+            self.running = 1
+
+    cdef stop(self):
+        cdef int err
+
+        if not self._is_alive():
+            self.running = 0
+            return
+
+        if self.running == 1:
+            err = uv.uv_fs_event_stop(<uv.uv_fs_event_t*>self._handle)
+            self.running = 0
+            if err < 0:
+                exc = convert_error(err)
+                self._fatal_error(exc, True)
+                return
+
+    cdef _close(self):
+        try:
+            self.stop()
+        finally:
+            UVHandle._close(<UVHandle>self)
+
+    def cancel(self):
+        self._close()
+
+    def cancelled(self):
+        return self.running == 0
+
+    @staticmethod
+    cdef UVFSEvent new(Loop loop, object callback, object context):
+        cdef UVFSEvent handle
+        handle = UVFSEvent.__new__(UVFSEvent)
+        handle._init(loop, callback, context)
+        return handle
+
+
+cdef void __uvfsevent_callback(
+    uv.uv_fs_event_t* handle,
+    const char *filename,
+    int events,
+    int status,
+) noexcept with gil:
+    if __ensure_handle_data(
+        <uv.uv_handle_t*>handle, "UVFSEvent callback"
+    ) == 0:
+        return
+
+    cdef:
+        UVFSEvent fs_event = <UVFSEvent> handle.data
+        Handle h
+
+    try:
+        h = new_Handle(
+            fs_event._loop,
+            fs_event.callback,
+            (filename, FileSystemEvent(events)),
+            fs_event.context,
+        )
+        h._run()
+    except BaseException as ex:
+        fs_event._error(ex, False)