Remove unused code; Zope 2.8 already has its own copy.

NEWS.txt

@@ -32,6 +32,13 @@ Development
   ``zope.testing.testrunner``.  See the latter's documentation
   for command-line arguments.
 
+_Persistence.c
+--------------
+
+- (3.4b4) The source code for this was removed from the project.  Zope (2.8)
+  has its own copy, and the C code hadn't been compiled in ZODB since before
+  ZODB 3.3.
+
 
 What's new in ZODB3 3.4b1?
 ==========================

src/Persistence/_Persistence.c

-/*
-
- Copyright (c) 2003 Zope Corporation and Contributors.
- All Rights Reserved.
-
- This software is subject to the provisions of the Zope Public License,
- Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
- THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
- WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
- FOR A PARTICULAR PURPOSE.
-
-*/
-static char _Persistence_module_documentation[] = 
-"Persistent ExtensionClass\n"
-"\n"
-"$Id$\n"
-;
-
-#include "ExtensionClass.h"
-#include "cPersistence.h"
-
-
-/* convert_name() returns a new reference to a string name
-   or sets an exception and returns NULL.
-*/
-
-static PyObject *
-convert_name(PyObject *name)
-{
-#ifdef Py_USING_UNICODE
-    /* The Unicode to string conversion is done here because the
-       existing tp_setattro slots expect a string object as name
-       and we wouldn't want to break those. */
-    if (PyUnicode_Check(name)) {
-	name = PyUnicode_AsEncodedString(name, NULL, NULL);
-    }
-    else
-#endif
-    if (!PyString_Check(name)) {
-	PyErr_SetString(PyExc_TypeError, "attribute name must be a string");
-	return NULL;
-    } else
-	Py_INCREF(name);
-    return name;
-}
-
-/* Returns true if the object requires unghostification.
-
-   There are several special attributes that we allow access to without
-   requiring that the object be unghostified:
-   __class__
-   __del__
-   __dict__
-   __of__
-   __setstate__
-*/
-
-static int
-unghost_getattr(const char *s)
-{
-    if (*s++ != '_')
-	return 1;
-    if (*s == 'p') {
-	s++;
-	if (*s == '_')
-	    return 0; /* _p_ */
-	else
-	    return 1;
-    }
-    else if (*s == '_') {
-	s++;
-	switch (*s) {
-	case 'c':
-	    return strcmp(s, "class__");
-	case 'd':
-	    s++;
-	    if (!strcmp(s, "el__"))
-		return 0; /* __del__ */
-	    if (!strcmp(s, "ict__"))
-		return 0; /* __dict__ */
-	    return 1;
-	case 'o':
-	    return strcmp(s, "of__");
-	case 's':
-	    return strcmp(s, "setstate__");
-	default:
-	    return 1;
-	}
-    }
-    return 1;
-}
-
-static PyObject *
-P_getattr(cPersistentObject *self, PyObject *name)
-{
-  PyObject *v=NULL;
-  char *s;
-
-  name = convert_name(name);
-  if (!name)
-    return NULL;
-
-  s = PyString_AS_STRING(name);
-
-  if (*s != '_' || unghost_getattr(s)) 
-    {
-      if (PER_USE(self))
-        {
-          v = Py_FindAttr((PyObject*)self, name);
-          PER_ALLOW_DEACTIVATION(self);
-          PER_ACCESSED(self);
-        }
-    }
-  else
-    v = Py_FindAttr((PyObject*)self, name);
-
-  Py_DECREF(name);
-
-  return v;
-}
-
-
-static PyTypeObject Ptype = {
-	PyObject_HEAD_INIT(NULL)
-	/* ob_size           */ 0,
-	/* tp_name           */ "Persistence.Persistent",
-        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-        /* tp_getattro       */ (getattrofunc)P_getattr,
-        0, 0,
-        /* tp_flags          */ Py_TPFLAGS_DEFAULT
-				| Py_TPFLAGS_BASETYPE ,
-	/* tp_doc            */ "Persistent ExtensionClass",
-};
-
-static struct PyMethodDef _Persistence_methods[] = {
-	{NULL,	 (PyCFunction)NULL, 0, NULL}		/* sentinel */
-};
-
-#ifndef PyMODINIT_FUNC	/* declarations for DLL import/export */
-#define PyMODINIT_FUNC void
-#endif
-PyMODINIT_FUNC
-init_Persistence(void)
-{
-  PyObject *m;
-        
-  if (! ExtensionClassImported)
-    return;
-
-  cPersistenceCAPI = PyCObject_Import("persistent.cPersistence", "CAPI");
-  if (cPersistenceCAPI == NULL)
-    return;
-
-  Ptype.tp_bases = Py_BuildValue("OO", cPersistenceCAPI->pertype, ECBaseType);
-  if (Ptype.tp_bases == NULL)
-    return;
-  Ptype.tp_base = cPersistenceCAPI->pertype;
-  
-  Ptype.ob_type = ECExtensionClassType;
-  if (PyType_Ready(&Ptype) < 0)
-    return;
-        
-  /* Create the module and add the functions */
-  m = Py_InitModule3("_Persistence", _Persistence_methods,
-                     _Persistence_module_documentation);
-  
-  if (m == NULL)
-    return;
-  
-  /* Add types: */
-  if (PyModule_AddObject(m, "Persistent", (PyObject *)&Ptype) < 0)
-    return;
-}
-