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More function re-ordering (placing like functions together).

This commit is contained in:
Raymond Hettinger 2005-08-13 09:28:48 +00:00
parent ed6c1ef8c3
commit ce8185e642
1 changed files with 86 additions and 86 deletions
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172
Objects/setobject.c
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@ -566,6 +566,57 @@ set_contains_entry(PySetObject *so, setentry *entry)
return key != NULL && key != dummy;
}
static PyObject *
set_pop(PySetObject *so)
{
PyObject *key;
register setentry *entry;
register int i = 0;
assert (PyAnySet_Check(so));
if (so->used == 0) {
PyErr_SetString(PyExc_KeyError, "pop from an empty set");
return NULL;
}
/* Set entry to "the first" unused or dummy set entry. We abuse
* the hash field of slot 0 to hold a search finger:
* If slot 0 has a value, use slot 0.
* Else slot 0 is being used to hold a search finger,
* and we use its hash value as the first index to look.
*/
entry = &so->table[0];
if (entry->key == NULL || entry->key == dummy) {
i = (int)entry->hash;
/* The hash field may be a real hash value, or it may be a
* legit search finger, or it may be a once-legit search
* finger that's out of bounds now because it wrapped around
* or the table shrunk -- simply make sure it's in bounds now.
*/
if (i > so->mask || i < 1)
i = 1; /* skip slot 0 */
while ((entry = &so->table[i])->key == NULL || entry->key==dummy) {
i++;
if (i > so->mask)
i = 1;
}
}
key = entry->key;
Py_INCREF(dummy);
entry->key = dummy;
so->used--;
so->table[0].hash = i + 1; /* next place to start */
return key;
}
PyDoc_STRVAR(pop_doc, "Remove and return an arbitrary set element.");
static int
set_len(PyObject *so)
{
return ((PySetObject *)so)->used;
}
/***** Set iterator type ***********************************************/
static PyTypeObject PySetIter_Type; /* Forward */
@ -682,12 +733,6 @@ static PyTypeObject PySetIter_Type = {
(iternextfunc)setiter_iternext, /* tp_iternext */
};
static int
set_len(PyObject *so)
{
return ((PySetObject *)so)->used;
}
static int
set_update_internal(PySetObject *so, PyObject *other)
{
@ -918,41 +963,6 @@ set_swap_bodies(PySetObject *a, PySetObject *b)
}
}
static int
set_contains(PySetObject *so, PyObject *key)
{
PyObject *tmpkey;
int rv;
rv = set_contains_key(so, key);
if (rv == -1) {
if (!PyAnySet_Check(key) || !PyErr_ExceptionMatches(PyExc_TypeError))
return -1;
PyErr_Clear();
tmpkey = make_new_set(&PyFrozenSet_Type, NULL);
if (tmpkey == NULL)
return -1;
set_swap_bodies((PySetObject *)tmpkey, (PySetObject *)key);
rv = set_contains(so, tmpkey);
set_swap_bodies((PySetObject *)tmpkey, (PySetObject *)key);
Py_DECREF(tmpkey);
}
return rv;
}
static PyObject *
set_direct_contains(PySetObject *so, PyObject *key)
{
long result;
result = set_contains(so, key);
if (result == -1)
return NULL;
return PyBool_FromLong(result);
}
PyDoc_STRVAR(contains_doc, "x.__contains__(y) <==> y in x.");
static PyObject *
set_copy(PySetObject *so)
{
@ -1537,6 +1547,41 @@ PyDoc_STRVAR(add_doc,
\n\
This has no effect if the element is already present.");
static int
set_contains(PySetObject *so, PyObject *key)
{
PyObject *tmpkey;
int rv;
rv = set_contains_key(so, key);
if (rv == -1) {
if (!PyAnySet_Check(key) || !PyErr_ExceptionMatches(PyExc_TypeError))
return -1;
PyErr_Clear();
tmpkey = make_new_set(&PyFrozenSet_Type, NULL);
if (tmpkey == NULL)
return -1;
set_swap_bodies((PySetObject *)tmpkey, (PySetObject *)key);
rv = set_contains(so, tmpkey);
set_swap_bodies((PySetObject *)tmpkey, (PySetObject *)key);
Py_DECREF(tmpkey);
}
return rv;
}
static PyObject *
set_direct_contains(PySetObject *so, PyObject *key)
{
long result;
result = set_contains(so, key);
if (result == -1)
return NULL;
return PyBool_FromLong(result);
}
PyDoc_STRVAR(contains_doc, "x.__contains__(y) <==> y in x.");
static PyObject *
set_remove(PySetObject *so, PyObject *key)
{
@ -1596,51 +1641,6 @@ PyDoc_STRVAR(discard_doc,
\n\
If the element is not a member, do nothing.");
static PyObject *
set_pop(PySetObject *so)
{
PyObject *key;
register setentry *entry;
register int i = 0;
assert (PyAnySet_Check(so));
if (so->used == 0) {
PyErr_SetString(PyExc_KeyError, "pop from an empty set");
return NULL;
}
/* Set entry to "the first" unused or dummy set entry. We abuse
* the hash field of slot 0 to hold a search finger:
* If slot 0 has a value, use slot 0.
* Else slot 0 is being used to hold a search finger,
* and we use its hash value as the first index to look.
*/
entry = &so->table[0];
if (entry->key == NULL || entry->key == dummy) {
i = (int)entry->hash;
/* The hash field may be a real hash value, or it may be a
* legit search finger, or it may be a once-legit search
* finger that's out of bounds now because it wrapped around
* or the table shrunk -- simply make sure it's in bounds now.
*/
if (i > so->mask || i < 1)
i = 1; /* skip slot 0 */
while ((entry = &so->table[i])->key == NULL || entry->key==dummy) {
i++;
if (i > so->mask)
i = 1;
}
}
key = entry->key;
Py_INCREF(dummy);
entry->key = dummy;
so->used--;
so->table[0].hash = i + 1; /* next place to start */
return key;
}
PyDoc_STRVAR(pop_doc, "Remove and return an arbitrary set element.");
static PyObject *
set_reduce(PySetObject *so)
{