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Nicolas Wavrant
ZODB
Commits
7cefcd47
Commit
7cefcd47
authored
Jun 12, 2002
by
Tim Peters
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BTree_getstate(): Documented what it returns.
parent
2a74054a
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1
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29 additions
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2 deletions
+29
-2
src/BTrees/BTreeTemplate.c
src/BTrees/BTreeTemplate.c
+29
-2
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src/BTrees/BTreeTemplate.c
View file @
7cefcd47
...
...
@@ -12,7 +12,7 @@
****************************************************************************/
#define BTREETEMPLATE_C "$Id: BTreeTemplate.c,v 1.4
5 2002/06/11 20:26:10
tim_one Exp $\n"
#define BTREETEMPLATE_C "$Id: BTreeTemplate.c,v 1.4
6 2002/06/12 20:51:46
tim_one Exp $\n"
/*
** _BTree_get
...
...
@@ -592,6 +592,33 @@ err:
return
NULL
;
}
/*
* Return:
*
* For an empty BTree (self->len == 0), None.
*
* For a BTree with one child (self->len == 1), and that child is a bucket,
* and that bucket has a NULL oid, a one-tuple containing a one-tuple
* containing the bucket's state:
*
* (
* (
* child[0].__getstate__(),
* ),
* )
*
* Else a two-tuple. The first element is a tuple interleaving the BTree's
* keys and direct children, of size 2*self->len - 1 (key[0] is unused and
* is not saved). The second element is the firstbucket:
*
* (
* (child[0], key[1], child[1], key[2], child[2], ...,
* key[len-1], child[len-1]),
* self->firstbucket
* )
*
* In the above, key[i] means self->data[i].key, and similarly for child[i].
*/
static
PyObject
*
BTree_getstate
(
BTree
*
self
,
PyObject
*
args
)
{
...
...
@@ -611,7 +638,7 @@ BTree_getstate(BTree *self, PyObject *args)
#endif
)
{
/* We have just one bucket. Save it
'
s data directly. */
/* We have just one bucket. Save its data directly. */
UNLESS
(
o
=
bucket_getstate
(
BUCKET
(
self
->
data
->
child
),
NULL
))
goto
err
;
PyTuple_SET_ITEM
(
r
,
0
,
o
);
ASSIGN
(
r
,
Py_BuildValue
(
"(O)"
,
r
));
...
...
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