Removed the Requirement to Install Python and NodeJS (Now Bundled with Borealis)
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71
Dependencies/Python/include/cpython/setobject.h
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71
Dependencies/Python/include/cpython/setobject.h
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#ifndef Py_CPYTHON_SETOBJECT_H
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# error "this header file must not be included directly"
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#endif
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/* There are three kinds of entries in the table:
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1. Unused: key == NULL and hash == 0
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2. Dummy: key == dummy and hash == -1
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3. Active: key != NULL and key != dummy and hash != -1
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The hash field of Unused slots is always zero.
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The hash field of Dummy slots are set to -1
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meaning that dummy entries can be detected by
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either entry->key==dummy or by entry->hash==-1.
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*/
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#define PySet_MINSIZE 8
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typedef struct {
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PyObject *key;
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Py_hash_t hash; /* Cached hash code of the key */
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} setentry;
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/* The SetObject data structure is shared by set and frozenset objects.
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Invariant for sets:
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- hash is -1
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Invariants for frozensets:
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- data is immutable.
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- hash is the hash of the frozenset or -1 if not computed yet.
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*/
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typedef struct {
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PyObject_HEAD
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Py_ssize_t fill; /* Number active and dummy entries*/
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Py_ssize_t used; /* Number active entries */
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/* The table contains mask + 1 slots, and that's a power of 2.
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* We store the mask instead of the size because the mask is more
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* frequently needed.
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*/
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Py_ssize_t mask;
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/* The table points to a fixed-size smalltable for small tables
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* or to additional malloc'ed memory for bigger tables.
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* The table pointer is never NULL which saves us from repeated
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* runtime null-tests.
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*/
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setentry *table;
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Py_hash_t hash; /* Only used by frozenset objects */
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Py_ssize_t finger; /* Search finger for pop() */
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setentry smalltable[PySet_MINSIZE];
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PyObject *weakreflist; /* List of weak references */
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} PySetObject;
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#define _PySet_CAST(so) \
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(assert(PyAnySet_Check(so)), _Py_CAST(PySetObject*, so))
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static inline Py_ssize_t PySet_GET_SIZE(PyObject *so) {
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#ifdef Py_GIL_DISABLED
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return _Py_atomic_load_ssize_relaxed(&(_PySet_CAST(so)->used));
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#else
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return _PySet_CAST(so)->used;
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#endif
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}
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#define PySet_GET_SIZE(so) PySet_GET_SIZE(_PyObject_CAST(so))
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