add hg and python

1 files changed, 81 insertions, 0 deletions

diff --git a/sys/src/cmd/python/Include/classobject.h b/sys/src/cmd/python/Include/classobject.h
new file mode 100644
index 000000000..8f8db7d81
--- /dev/null
+++ b/sys/src/cmd/python/Include/classobject.h
@@ -0,0 +1,81 @@
+
+/* Class object interface */
+
+/* Revealing some structures (not for general use) */
+
+#ifndef Py_CLASSOBJECT_H
+#define Py_CLASSOBJECT_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct {
+    PyObject_HEAD
+    PyObject	*cl_bases;	/* A tuple of class objects */
+    PyObject	*cl_dict;	/* A dictionary */
+    PyObject	*cl_name;	/* A string */
+    /* The following three are functions or NULL */
+    PyObject	*cl_getattr;
+    PyObject	*cl_setattr;
+    PyObject	*cl_delattr;
+} PyClassObject;
+
+typedef struct {
+    PyObject_HEAD
+    PyClassObject *in_class;	/* The class object */
+    PyObject	  *in_dict;	/* A dictionary */
+    PyObject	  *in_weakreflist; /* List of weak references */
+} PyInstanceObject;
+
+typedef struct {
+    PyObject_HEAD
+    PyObject *im_func;   /* The callable object implementing the method */
+    PyObject *im_self;   /* The instance it is bound to, or NULL */
+    PyObject *im_class;  /* The class that asked for the method */
+    PyObject *im_weakreflist; /* List of weak references */
+} PyMethodObject;
+
+PyAPI_DATA(PyTypeObject) PyClass_Type, PyInstance_Type, PyMethod_Type;
+
+#define PyClass_Check(op) ((op)->ob_type == &PyClass_Type)
+#define PyInstance_Check(op) ((op)->ob_type == &PyInstance_Type)
+#define PyMethod_Check(op) ((op)->ob_type == &PyMethod_Type)
+
+PyAPI_FUNC(PyObject *) PyClass_New(PyObject *, PyObject *, PyObject *);
+PyAPI_FUNC(PyObject *) PyInstance_New(PyObject *, PyObject *,
+                                            PyObject *);
+PyAPI_FUNC(PyObject *) PyInstance_NewRaw(PyObject *, PyObject *);
+PyAPI_FUNC(PyObject *) PyMethod_New(PyObject *, PyObject *, PyObject *);
+
+PyAPI_FUNC(PyObject *) PyMethod_Function(PyObject *);
+PyAPI_FUNC(PyObject *) PyMethod_Self(PyObject *);
+PyAPI_FUNC(PyObject *) PyMethod_Class(PyObject *);
+
+/* Look up attribute with name (a string) on instance object pinst, using
+ * only the instance and base class dicts.  If a descriptor is found in
+ * a class dict, the descriptor is returned without calling it.
+ * Returns NULL if nothing found, else a borrowed reference to the
+ * value associated with name in the dict in which name was found.
+ * The point of this routine is that it never calls arbitrary Python
+ * code, so is always "safe":  all it does is dict lookups.  The function
+ * can't fail, never sets an exception, and NULL is not an error (it just
+ * means "not found").
+ */
+PyAPI_FUNC(PyObject *) _PyInstance_Lookup(PyObject *pinst, PyObject *name);
+
+/* Macros for direct access to these values. Type checks are *not*
+   done, so use with care. */
+#define PyMethod_GET_FUNCTION(meth) \
+        (((PyMethodObject *)meth) -> im_func)
+#define PyMethod_GET_SELF(meth) \
+	(((PyMethodObject *)meth) -> im_self)
+#define PyMethod_GET_CLASS(meth) \
+	(((PyMethodObject *)meth) -> im_class)
+
+PyAPI_FUNC(int) PyClass_IsSubclass(PyObject *, PyObject *);
+
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_CLASSOBJECT_H */