Added support for intSets in set operations, for now.

src/BTrees/BTreeModuleTemplate.c

@@ -85,7 +85,7 @@
 
 static char BTree_module_documentation[] = 
 ""
-"\n$Id: BTreeModuleTemplate.c,v 1.3 2001/02/19 17:36:04 jim Exp $"
+"\n$Id: BTreeModuleTemplate.c,v 1.4 2001/02/19 18:15:10 jim Exp $"
 ;
 
 #ifdef PERSISTENT
@@ -357,6 +357,12 @@ INITMODULE ()
 
   BTreeItemsType.ob_type=&PyType_Type;
 
+#ifdef INTSET_H
+  UNLESS(d = PyImport_ImportModule("intSet")) return;
+  UNLESS(intSetType = PyObject_GetAttrString (d, "intSet")) return;
+  Py_DECREF (d); 
+#endif
+
   /* Create the module and add the functions */
   m = Py_InitModule4(PREFIX "BTree", module_methods,
 		     BTree_module_documentation,
@@ -366,7 +372,7 @@ INITMODULE ()
   d = PyModule_GetDict(m);
 
   PyDict_SetItemString(d, "__version__",
-		       PyString_FromString("$Revision: 1.3 $"));
+		       PyString_FromString("$Revision: 1.4 $"));
 
   PyExtensionClass_Export(d,PREFIX "Bucket", BucketType);
   PyExtensionClass_Export(d,PREFIX "BTree", BTreeType);

src/BTrees/IIBTree.c

@@ -9,4 +9,6 @@
                 
 #include "intkeymacros.h"
 #include "intvaluemacros.h"
+#include "cPersistence.h"
+#include "BTree/intSet.h"
 #include "BTreeModuleTemplate.c"

src/BTrees/IOBTree.c

@@ -8,4 +8,6 @@
                                 
 #include "intkeymacros.h"
 #include "objectvaluemacros.h"
+#include "cPersistence.h"
+#include "BTree/intSet.h"
 #include "BTreeModuleTemplate.c"

src/BTrees/SetOpTemplate.c

@@ -87,6 +87,29 @@
  Set operations
  ****************************************************************************/
 
+#ifdef INTSET_H
+static int 
+nextIntSet(SetIteration *i)
+{
+  UNLESS(PER_USE(INTSET(i->set))) return -1;
+          
+  if (i->position >= 0)
+    {
+      if (i->position < INTSET(i->set)->len)
+        {
+          i->key = INTSET(i->set)->data[i->position];
+          i->position ++;
+        }
+      else
+        i->position = -1;
+    }
+
+  PER_ALLOW_DEACTIVATION(INTSET(i->set));
+          
+  return 0;
+}
+#endif
+
 static int
 initSetIteration(SetIteration *i, PyObject *s, int w, int *merge)
 {
@@ -107,6 +130,14 @@ initSetIteration(SetIteration *i, PyObject *s, int w, int *merge)
 
       i->hasValue=1;
     }
+  else if (ExtensionClassSubclassInstance_Check(s, &SetType))
+    {
+      i->set = s;
+      Py_INCREF(s);
+
+      i->next=nextSet;
+      i->hasValue=0;
+    }
   else if (ExtensionClassSubclassInstance_Check(s, &BTreeType))
     {
       i->set=BTree_rangeSearch(BTREE(s), NULL, 'i');
@@ -121,14 +152,6 @@ initSetIteration(SetIteration *i, PyObject *s, int w, int *merge)
         i->next=nextTreeSetItems;
       i->hasValue=1;
     }
-  else if (ExtensionClassSubclassInstance_Check(s, &SetType))
-    {
-      i->set = s;
-      Py_INCREF(s);
-
-      i->next=nextSet;
-      i->hasValue=0;
-    }
   else if (ExtensionClassSubclassInstance_Check(s, &TreeSetType))
     {
       i->set=BTree_rangeSearch(BTREE(s), NULL, 'k');
@@ -137,6 +160,16 @@ initSetIteration(SetIteration *i, PyObject *s, int w, int *merge)
       i->next=nextTreeSetItems;
       i->hasValue=0;
     }
+#ifdef INTSET_H
+  else if (s->ob_type==(PyTypeObject*)intSetType)
+    {
+      i->set = s;
+      Py_INCREF(s);
+
+      i->next=nextIntSet;
+      i->hasValue=0;
+    }
+#endif
   else
     {
       PyErr_SetString(PyExc_TypeError, "invalid argument");

src/BTrees/Setup

 *shared*
 OOBTree OOBTree.c  -I../../Components/ExtensionClass -I../ZODB
 OIBTree OIBTree.c  -I../../Components/ExtensionClass -I../ZODB
-IIBTree IIBTree.c  -I../../Components/ExtensionClass -I../ZODB
-IOBTree IOBTree.c  -I../../Components/ExtensionClass -I../ZODB
+IIBTree IIBTree.c  -I../../Components/ExtensionClass -I../ZODB -I../../Components
+IOBTree IOBTree.c  -I../../Components/ExtensionClass -I../ZODB -I../../Components

src/BTrees/__init__.py

 import ZODB
+
+try: import intSet
+except: pass
+else: del intSet