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authoralexv-smirnov <alex@ydb.tech>2023-12-01 12:02:50 +0300
committeralexv-smirnov <alex@ydb.tech>2023-12-01 13:28:10 +0300
commit0e578a4c44d4abd539d9838347b9ebafaca41dfb (patch)
treea0c1969c37f818c830ebeff9c077eacf30be6ef8 /contrib/deprecated/python/ruamel.ordereddict/ordereddict.h
parent84f2d3d4cc985e63217cff149bd2e6d67ae6fe22 (diff)
downloadydb-0e578a4c44d4abd539d9838347b9ebafaca41dfb.tar.gz
Change "ya.make"
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+#ifndef Py_ORDEREDDICTOBJECT_H
+#define Py_ORDEREDDICTOBJECT_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined _MSC_VER || defined __CYGWIN__
+#undef PyAPI_FUNC
+#undef PyAPI_DATA
+#define PyAPI_FUNC(RTYPE) __declspec(dllexport) RTYPE
+#define PyAPI_DATA(RTYPE) __declspec(dllexport) RTYPE
+#endif
+
+/* Ordered Dictionary object implementation using a hash table and a vector of
+ pointers to the items.
+*/
+/*
+
+ This file has been directly derived from dictobject.h in the Python 2.5.1
+ source distribution. Its licensing therefore is governed by the license
+ as distributed with Python 2.5.1 available in the
+ file LICNESE in the source distribution of ordereddict
+
+ Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007 Python Software
+ Foundation; All Rights Reserved"
+
+ 2007-10-13: Anthon van der Neut
+*/
+
+/* Dictionary object type -- mapping from hashable object to object */
+
+/* The distribution includes a separate file, Objects/dictnotes.txt,
+ describing explorations into dictionary design and optimization.
+ It covers typical dictionary use patterns, the parameters for
+ tuning dictionaries, and several ideas for possible optimizations.
+*/
+
+/*
+There are three kinds of slots in the table:
+
+
+1. Unused. me_key == me_value == NULL
+ Does not hold an active (key, value) pair now and never did. Unused can
+ transition to Active upon key insertion. This is the only case in which
+ me_key is NULL, and is each slot's initial state.
+
+2. Active. me_key != NULL and me_key != dummy and me_value != NULL
+ Holds an active (key, value) pair. Active can transition to Dummy upon
+ key deletion. This is the only case in which me_value != NULL.
+
+3. Dummy. me_key == dummy and me_value == NULL
+ Previously held an active (key, value) pair, but that was deleted and an
+ active pair has not yet overwritten the slot. Dummy can transition to
+ Active upon key insertion. Dummy slots cannot be made Unused again
+ (cannot have me_key set to NULL), else the probe sequence in case of
+ collision would have no way to know they were once active.
+
+Note: .popitem() abuses the me_hash field of an Unused or Dummy slot to
+hold a search finger. The me_hash field of Unused or Dummy slots has no
+meaning otherwise.
+*/
+
+#if PY_VERSION_HEX < 0x02050000
+#ifdef _MSC_VER
+ typedef int Py_ssize_t;
+#else
+typedef ssize_t Py_ssize_t;
+#endif
+typedef Py_ssize_t (*lenfunc)(PyObject *);
+typedef intintargfunc ssizessizeargfunc;
+typedef intintobjargproc ssizessizeobjargproc;
+
+#define PyInt_FromSize_t(A) PyInt_FromLong((long) A)
+#endif
+
+/* PyOrderedDict_MINSIZE is the minimum size of a dictionary. This many slots are
+ * allocated directly in the dict object (in the ma_smalltable member).
+ * It must be a power of 2, and at least 4. 8 allows dicts with no more
+ * than 5 active entries to live in ma_smalltable (and so avoid an
+ * additional malloc); instrumentation suggested this suffices for the
+ * majority of dicts (consisting mostly of usually-small instance dicts and
+ * usually-small dicts created to pass keyword arguments).
+ */
+#define PyOrderedDict_MINSIZE 8
+
+typedef struct {
+ /* Cached hash code of me_key. Note that hash codes are C longs.
+ * We have to use Py_ssize_t instead because dict_popitem() abuses
+ * me_hash to hold a search finger.
+ */
+ Py_ssize_t me_hash;
+ PyObject *me_key;
+ PyObject *me_value;
+} PyOrderedDictEntry;
+
+/*
+To ensure the lookup algorithm terminates, there must be at least one Unused
+slot (NULL key) in the table.
+The value od_fill is the number of non-NULL keys (sum of Active and Dummy);
+ma_used is the number of non-NULL, non-dummy keys (== the number of non-NULL
+values == the number of Active items).
+To avoid slowing down lookups on a near-full table, we resize the table when
+it's two-thirds full.
+*/
+typedef struct _ordereddictobject PyOrderedDictObject;
+struct _ordereddictobject {
+#if PY_MAJOR_VERSION < 3
+ PyObject_HEAD
+#else
+ PyObject_VAR_HEAD
+#endif
+ Py_ssize_t od_fill; /* # Active + # Dummy */
+ Py_ssize_t ma_used; /* # Active */
+
+ /* The table contains ma_mask + 1 slots, and that's a power of 2.
+ * We store the mask instead of the size because the mask is more
+ * frequently needed.
+ */
+ Py_ssize_t ma_mask;
+
+ /* ma_table points to ma_smalltable for small tables, else to
+ * additional malloc'ed memory. ma_table is never NULL! This rule
+ * saves repeated runtime null-tests in the workhorse getitem and
+ * setitem calls.
+ */
+ PyOrderedDictEntry *ma_table;
+ PyOrderedDictEntry *(*ma_lookup)(PyOrderedDictObject *mp, PyObject *key, long hash);
+ PyOrderedDictEntry ma_smalltable[PyOrderedDict_MINSIZE];
+ /* for small arrays, ordered table pointer points to small array of tables */
+ PyOrderedDictEntry **od_otablep;
+ PyOrderedDictEntry *ma_smallotablep[PyOrderedDict_MINSIZE];
+ /* for storing kvio, relaxed bits */
+ long od_state;
+};
+
+typedef struct _sorteddictobject PySortedDictObject;
+struct _sorteddictobject {
+ struct _ordereddictobject od;
+ PyObject *sd_cmp;
+ PyObject *sd_key;
+ PyObject *sd_value;
+};
+
+
+PyAPI_DATA(PyTypeObject) PyOrderedDict_Type;
+PyAPI_DATA(PyTypeObject) PySortedDict_Type;
+#if PY_VERSION_HEX >= 0x02070000
+PyAPI_DATA(PyTypeObject) PyOrderedDictIterKey_Type;
+PyAPI_DATA(PyTypeObject) PyOrderedDictIterValue_Type;
+PyAPI_DATA(PyTypeObject) PyOrderedDictIterItem_Type;
+#endif
+PyAPI_DATA(PyTypeObject) PyOrderedDictKeys_Type;
+PyAPI_DATA(PyTypeObject) PyOrderedDictItems_Type;
+PyAPI_DATA(PyTypeObject) PyOrderedDictValues_Type;
+
+#if PY_VERSION_HEX >= 0x02080000
+ /* AvdN: this might need reviewing for > 2.7 */
+ #define PyOrderedDict_Check(op) \
+ PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_DICT_SUBCLASS)
+ #define PySortedDict_Check(op) \
+ PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_DICT_SUBCLASS)
+ #define PyOrderedDict_CheckExact(op) (Py_TYPE(op) == &PyOrderedDict_Type)
+ #define PySortedDict_CheckExact(op) (Py_TYPE(op) == &PySortedDict_Type)
+#else
+ #define PyOrderedDict_Check(op) PyObject_TypeCheck(op, &PyOrderedDict_Type)
+ #define PySortedDict_Check(op) PyObject_TypeCheck(op, &PySortedDict_Type)
+ #define PyOrderedDict_CheckExact(op) ((op)->ob_type == &PyOrderedDict_Type)
+ #define PySortedDict_CheckExact(op) ((op)->ob_type == &PySortedDict_Type)
+#endif
+
+PyAPI_FUNC(PyObject *) PyOrderedDict_New(void);
+PyAPI_FUNC(PyObject *) PyOrderedDict_GetItem(PyObject *mp, PyObject *key);
+PyAPI_FUNC(int) PyOrderedDict_SetItem(PyObject *mp, PyObject *key, PyObject *item);
+PyAPI_FUNC(int) PyOrderedDict_DelItem(PyObject *mp, PyObject *key);
+PyAPI_FUNC(void) PyOrderedDict_Clear(PyObject *mp);
+PyAPI_FUNC(int) PyOrderedDict_Next(
+ PyObject *mp, Py_ssize_t *pos, PyObject **key, PyObject **value);
+PyAPI_FUNC(int) _PyOrderedDict_Next(
+ PyObject *mp, Py_ssize_t *pos, PyObject **key, PyObject **value, long *hash);
+PyAPI_FUNC(PyObject *) PyOrderedDict_Keys(PyObject *mp);
+PyAPI_FUNC(PyObject *) PyOrderedDict_Values(PyObject *mp);
+PyAPI_FUNC(PyObject *) PyOrderedDict_Items(PyObject *mp);
+PyAPI_FUNC(Py_ssize_t) PyOrderedDict_Size(PyObject *mp);
+PyAPI_FUNC(PyObject *) PyOrderedDict_Copy(PyObject *mp);
+PyAPI_FUNC(int) PyOrderedDict_Contains(PyObject *mp, PyObject *key);
+PyAPI_FUNC(int) _PyOrderedDict_Contains(PyObject *mp, PyObject *key, long hash);
+PyAPI_FUNC(PyObject *) _PyOrderedDict_NewPresized(Py_ssize_t minused);
+PyAPI_FUNC(void) _PyOrderedDict_MaybeUntrack(PyObject *mp);
+
+/* PyOrderedDict_Update(mp, other) is equivalent to PyOrderedDict_Merge(mp, other, 1). */
+PyAPI_FUNC(int) PyOrderedDict_Update(PyObject *mp, PyObject *other);
+
+/* PyOrderedDict_Merge updates/merges from a mapping object (an object that
+ supports PyMapping_Keys() and PyObject_GetItem()). If override is true,
+ the last occurrence of a key wins, else the first. The Python
+ dict.update(other) is equivalent to PyOrderedDict_Merge(dict, other, 1).
+*/
+PyAPI_FUNC(int) PyOrderedDict_Merge(PyObject *mp,
+ PyObject *other,
+ int override, int relaxed);
+
+/* PyOrderedDict_MergeFromSeq2 updates/merges from an iterable object producing
+ iterable objects of length 2. If override is true, the last occurrence
+ of a key wins, else the first. The Python dict constructor dict(seq2)
+ is equivalent to dict={}; PyOrderedDict_MergeFromSeq(dict, seq2, 1).
+*/
+PyAPI_FUNC(int) PyOrderedDict_MergeFromSeq2(PyObject *d,
+ PyObject *seq2,
+ int override);
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_ORDEREDDICTOBJECT_H */