openflow build environment setup

openflow/include/python3.8/cellobject.h

@@ -0,0 +1,29 @@
+/* Cell object interface */
+#ifndef Py_LIMITED_API
+#ifndef Py_CELLOBJECT_H
+#define Py_CELLOBJECT_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    PyObject_HEAD
+    PyObject *ob_ref;       /* Content of the cell or NULL when empty */
+} PyCellObject;
+
+PyAPI_DATA(PyTypeObject) PyCell_Type;
+
+#define PyCell_Check(op) (Py_TYPE(op) == &PyCell_Type)
+
+PyAPI_FUNC(PyObject *) PyCell_New(PyObject *);
+PyAPI_FUNC(PyObject *) PyCell_Get(PyObject *);
+PyAPI_FUNC(int) PyCell_Set(PyObject *, PyObject *);
+
+#define PyCell_GET(op) (((PyCellObject *)(op))->ob_ref)
+#define PyCell_SET(op, v) (((PyCellObject *)(op))->ob_ref = v)
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_TUPLEOBJECT_H */
+#endif /* Py_LIMITED_API */