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author | nikitozzz <nikitozzz@yandex-team.ru> | 2022-02-10 16:48:21 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:48:21 +0300 |
commit | 20fb5622594feb17be2ce26b99ddd6f60a870b3a (patch) | |
tree | 5d5cb817648f650d76cf1076100726fd9b8448e8 /contrib/tools/python/src/Include/stringobject.h | |
parent | 4f75eb4f8565e268d8b66c3a502d9d5afa270139 (diff) | |
download | ydb-20fb5622594feb17be2ce26b99ddd6f60a870b3a.tar.gz |
Restoring authorship annotation for <nikitozzz@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/tools/python/src/Include/stringobject.h')
-rw-r--r-- | contrib/tools/python/src/Include/stringobject.h | 414 |
1 files changed, 207 insertions, 207 deletions
diff --git a/contrib/tools/python/src/Include/stringobject.h b/contrib/tools/python/src/Include/stringobject.h index d2be1f1736..12cc093c62 100644 --- a/contrib/tools/python/src/Include/stringobject.h +++ b/contrib/tools/python/src/Include/stringobject.h @@ -1,210 +1,210 @@ - -/* String (str/bytes) object interface */ - -#ifndef Py_STRINGOBJECT_H -#define Py_STRINGOBJECT_H -#ifdef __cplusplus -extern "C" { -#endif - -#include <stdarg.h> - -/* -Type PyStringObject represents a character string. An extra zero byte is -reserved at the end to ensure it is zero-terminated, but a size is -present so strings with null bytes in them can be represented. This -is an immutable object type. - -There are functions to create new string objects, to test -an object for string-ness, and to get the -string value. The latter function returns a null pointer -if the object is not of the proper type. -There is a variant that takes an explicit size as well as a -variant that assumes a zero-terminated string. Note that none of the -functions should be applied to nil objects. -*/ - -/* Caching the hash (ob_shash) saves recalculation of a string's hash value. - Interning strings (ob_sstate) tries to ensure that only one string - object with a given value exists, so equality tests can be one pointer - comparison. This is generally restricted to strings that "look like" - Python identifiers, although the intern() builtin can be used to force - interning of any string. - Together, these sped the interpreter by up to 20%. */ - -typedef struct { - PyObject_VAR_HEAD - long ob_shash; - int ob_sstate; - char ob_sval[1]; - - /* Invariants: - * ob_sval contains space for 'ob_size+1' elements. - * ob_sval[ob_size] == 0. - * ob_shash is the hash of the string or -1 if not computed yet. - * ob_sstate != 0 iff the string object is in stringobject.c's - * 'interned' dictionary; in this case the two references - * from 'interned' to this object are *not counted* in ob_refcnt. - */ -} PyStringObject; - -#define SSTATE_NOT_INTERNED 0 -#define SSTATE_INTERNED_MORTAL 1 -#define SSTATE_INTERNED_IMMORTAL 2 - -PyAPI_DATA(PyTypeObject) PyBaseString_Type; -PyAPI_DATA(PyTypeObject) PyString_Type; - -#define PyString_Check(op) \ - PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_STRING_SUBCLASS) -#define PyString_CheckExact(op) (Py_TYPE(op) == &PyString_Type) - -PyAPI_FUNC(PyObject *) PyString_FromStringAndSize(const char *, Py_ssize_t); -PyAPI_FUNC(PyObject *) PyString_FromString(const char *); -PyAPI_FUNC(PyObject *) PyString_FromFormatV(const char*, va_list) - Py_GCC_ATTRIBUTE((format(printf, 1, 0))); -PyAPI_FUNC(PyObject *) PyString_FromFormat(const char*, ...) - Py_GCC_ATTRIBUTE((format(printf, 1, 2))); -PyAPI_FUNC(Py_ssize_t) PyString_Size(PyObject *); -PyAPI_FUNC(char *) PyString_AsString(PyObject *); -PyAPI_FUNC(PyObject *) PyString_Repr(PyObject *, int); -PyAPI_FUNC(void) PyString_Concat(PyObject **, PyObject *); -PyAPI_FUNC(void) PyString_ConcatAndDel(PyObject **, PyObject *); -PyAPI_FUNC(int) _PyString_Resize(PyObject **, Py_ssize_t); -PyAPI_FUNC(int) _PyString_Eq(PyObject *, PyObject*); -PyAPI_FUNC(PyObject *) PyString_Format(PyObject *, PyObject *); -PyAPI_FUNC(PyObject *) _PyString_FormatLong(PyObject*, int, int, - int, char**, int*); -PyAPI_FUNC(PyObject *) PyString_DecodeEscape(const char *, Py_ssize_t, - const char *, Py_ssize_t, - const char *); - -PyAPI_FUNC(void) PyString_InternInPlace(PyObject **); -PyAPI_FUNC(void) PyString_InternImmortal(PyObject **); -PyAPI_FUNC(PyObject *) PyString_InternFromString(const char *); -PyAPI_FUNC(void) _Py_ReleaseInternedStrings(void); - -/* Use only if you know it's a string */ -#define PyString_CHECK_INTERNED(op) (((PyStringObject *)(op))->ob_sstate) - -/* Macro, trading safety for speed */ -#define PyString_AS_STRING(op) (((PyStringObject *)(op))->ob_sval) -#define PyString_GET_SIZE(op) Py_SIZE(op) - -/* _PyString_Join(sep, x) is like sep.join(x). sep must be PyStringObject*, - x must be an iterable object. */ -PyAPI_FUNC(PyObject *) _PyString_Join(PyObject *sep, PyObject *x); - -/* --- Generic Codecs ----------------------------------------------------- */ - -/* Create an object by decoding the encoded string s of the - given size. */ - -PyAPI_FUNC(PyObject*) PyString_Decode( - const char *s, /* encoded string */ - Py_ssize_t size, /* size of buffer */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Encodes a char buffer of the given size and returns a - Python object. */ - -PyAPI_FUNC(PyObject*) PyString_Encode( - const char *s, /* string char buffer */ - Py_ssize_t size, /* number of chars to encode */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Encodes a string object and returns the result as Python - object. */ - -PyAPI_FUNC(PyObject*) PyString_AsEncodedObject( - PyObject *str, /* string object */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Encodes a string object and returns the result as Python string - object. - - If the codec returns a Unicode object, the object is converted - back to a string using the default encoding. - - DEPRECATED - use PyString_AsEncodedObject() instead. */ - -PyAPI_FUNC(PyObject*) PyString_AsEncodedString( - PyObject *str, /* string object */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Decodes a string object and returns the result as Python - object. */ - -PyAPI_FUNC(PyObject*) PyString_AsDecodedObject( - PyObject *str, /* string object */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Decodes a string object and returns the result as Python string + +/* String (str/bytes) object interface */ + +#ifndef Py_STRINGOBJECT_H +#define Py_STRINGOBJECT_H +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdarg.h> + +/* +Type PyStringObject represents a character string. An extra zero byte is +reserved at the end to ensure it is zero-terminated, but a size is +present so strings with null bytes in them can be represented. This +is an immutable object type. + +There are functions to create new string objects, to test +an object for string-ness, and to get the +string value. The latter function returns a null pointer +if the object is not of the proper type. +There is a variant that takes an explicit size as well as a +variant that assumes a zero-terminated string. Note that none of the +functions should be applied to nil objects. +*/ + +/* Caching the hash (ob_shash) saves recalculation of a string's hash value. + Interning strings (ob_sstate) tries to ensure that only one string + object with a given value exists, so equality tests can be one pointer + comparison. This is generally restricted to strings that "look like" + Python identifiers, although the intern() builtin can be used to force + interning of any string. + Together, these sped the interpreter by up to 20%. */ + +typedef struct { + PyObject_VAR_HEAD + long ob_shash; + int ob_sstate; + char ob_sval[1]; + + /* Invariants: + * ob_sval contains space for 'ob_size+1' elements. + * ob_sval[ob_size] == 0. + * ob_shash is the hash of the string or -1 if not computed yet. + * ob_sstate != 0 iff the string object is in stringobject.c's + * 'interned' dictionary; in this case the two references + * from 'interned' to this object are *not counted* in ob_refcnt. + */ +} PyStringObject; + +#define SSTATE_NOT_INTERNED 0 +#define SSTATE_INTERNED_MORTAL 1 +#define SSTATE_INTERNED_IMMORTAL 2 + +PyAPI_DATA(PyTypeObject) PyBaseString_Type; +PyAPI_DATA(PyTypeObject) PyString_Type; + +#define PyString_Check(op) \ + PyType_FastSubclass(Py_TYPE(op), Py_TPFLAGS_STRING_SUBCLASS) +#define PyString_CheckExact(op) (Py_TYPE(op) == &PyString_Type) + +PyAPI_FUNC(PyObject *) PyString_FromStringAndSize(const char *, Py_ssize_t); +PyAPI_FUNC(PyObject *) PyString_FromString(const char *); +PyAPI_FUNC(PyObject *) PyString_FromFormatV(const char*, va_list) + Py_GCC_ATTRIBUTE((format(printf, 1, 0))); +PyAPI_FUNC(PyObject *) PyString_FromFormat(const char*, ...) + Py_GCC_ATTRIBUTE((format(printf, 1, 2))); +PyAPI_FUNC(Py_ssize_t) PyString_Size(PyObject *); +PyAPI_FUNC(char *) PyString_AsString(PyObject *); +PyAPI_FUNC(PyObject *) PyString_Repr(PyObject *, int); +PyAPI_FUNC(void) PyString_Concat(PyObject **, PyObject *); +PyAPI_FUNC(void) PyString_ConcatAndDel(PyObject **, PyObject *); +PyAPI_FUNC(int) _PyString_Resize(PyObject **, Py_ssize_t); +PyAPI_FUNC(int) _PyString_Eq(PyObject *, PyObject*); +PyAPI_FUNC(PyObject *) PyString_Format(PyObject *, PyObject *); +PyAPI_FUNC(PyObject *) _PyString_FormatLong(PyObject*, int, int, + int, char**, int*); +PyAPI_FUNC(PyObject *) PyString_DecodeEscape(const char *, Py_ssize_t, + const char *, Py_ssize_t, + const char *); + +PyAPI_FUNC(void) PyString_InternInPlace(PyObject **); +PyAPI_FUNC(void) PyString_InternImmortal(PyObject **); +PyAPI_FUNC(PyObject *) PyString_InternFromString(const char *); +PyAPI_FUNC(void) _Py_ReleaseInternedStrings(void); + +/* Use only if you know it's a string */ +#define PyString_CHECK_INTERNED(op) (((PyStringObject *)(op))->ob_sstate) + +/* Macro, trading safety for speed */ +#define PyString_AS_STRING(op) (((PyStringObject *)(op))->ob_sval) +#define PyString_GET_SIZE(op) Py_SIZE(op) + +/* _PyString_Join(sep, x) is like sep.join(x). sep must be PyStringObject*, + x must be an iterable object. */ +PyAPI_FUNC(PyObject *) _PyString_Join(PyObject *sep, PyObject *x); + +/* --- Generic Codecs ----------------------------------------------------- */ + +/* Create an object by decoding the encoded string s of the + given size. */ + +PyAPI_FUNC(PyObject*) PyString_Decode( + const char *s, /* encoded string */ + Py_ssize_t size, /* size of buffer */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Encodes a char buffer of the given size and returns a + Python object. */ + +PyAPI_FUNC(PyObject*) PyString_Encode( + const char *s, /* string char buffer */ + Py_ssize_t size, /* number of chars to encode */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Encodes a string object and returns the result as Python + object. */ + +PyAPI_FUNC(PyObject*) PyString_AsEncodedObject( + PyObject *str, /* string object */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Encodes a string object and returns the result as Python string object. - + + If the codec returns a Unicode object, the object is converted + back to a string using the default encoding. + + DEPRECATED - use PyString_AsEncodedObject() instead. */ + +PyAPI_FUNC(PyObject*) PyString_AsEncodedString( + PyObject *str, /* string object */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Decodes a string object and returns the result as Python + object. */ + +PyAPI_FUNC(PyObject*) PyString_AsDecodedObject( + PyObject *str, /* string object */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Decodes a string object and returns the result as Python string + object. + If the codec returns a Unicode object, the object is converted - back to a string using the default encoding. - - DEPRECATED - use PyString_AsDecodedObject() instead. */ - -PyAPI_FUNC(PyObject*) PyString_AsDecodedString( - PyObject *str, /* string object */ - const char *encoding, /* encoding */ - const char *errors /* error handling */ - ); - -/* Provides access to the internal data buffer and size of a string + back to a string using the default encoding. + + DEPRECATED - use PyString_AsDecodedObject() instead. */ + +PyAPI_FUNC(PyObject*) PyString_AsDecodedString( + PyObject *str, /* string object */ + const char *encoding, /* encoding */ + const char *errors /* error handling */ + ); + +/* Provides access to the internal data buffer and size of a string object or the default encoded version of a Unicode object. Passing - NULL as *len parameter will force the string buffer to be - 0-terminated (passing a string with embedded NULL characters will - cause an exception). */ - -PyAPI_FUNC(int) PyString_AsStringAndSize( - register PyObject *obj, /* string or Unicode object */ - register char **s, /* pointer to buffer variable */ - register Py_ssize_t *len /* pointer to length variable or NULL - (only possible for 0-terminated - strings) */ - ); - - -/* Using the current locale, insert the thousands grouping - into the string pointed to by buffer. For the argument descriptions, - see Objects/stringlib/localeutil.h */ -PyAPI_FUNC(Py_ssize_t) _PyString_InsertThousandsGroupingLocale(char *buffer, - Py_ssize_t n_buffer, - char *digits, - Py_ssize_t n_digits, - Py_ssize_t min_width); - -/* Using explicit passed-in values, insert the thousands grouping - into the string pointed to by buffer. For the argument descriptions, - see Objects/stringlib/localeutil.h */ -PyAPI_FUNC(Py_ssize_t) _PyString_InsertThousandsGrouping(char *buffer, - Py_ssize_t n_buffer, - char *digits, - Py_ssize_t n_digits, - Py_ssize_t min_width, - const char *grouping, - const char *thousands_sep); - -/* Format the object based on the format_spec, as defined in PEP 3101 - (Advanced String Formatting). */ -PyAPI_FUNC(PyObject *) _PyBytes_FormatAdvanced(PyObject *obj, - char *format_spec, - Py_ssize_t format_spec_len); - -#ifdef __cplusplus -} -#endif -#endif /* !Py_STRINGOBJECT_H */ + NULL as *len parameter will force the string buffer to be + 0-terminated (passing a string with embedded NULL characters will + cause an exception). */ + +PyAPI_FUNC(int) PyString_AsStringAndSize( + register PyObject *obj, /* string or Unicode object */ + register char **s, /* pointer to buffer variable */ + register Py_ssize_t *len /* pointer to length variable or NULL + (only possible for 0-terminated + strings) */ + ); + + +/* Using the current locale, insert the thousands grouping + into the string pointed to by buffer. For the argument descriptions, + see Objects/stringlib/localeutil.h */ +PyAPI_FUNC(Py_ssize_t) _PyString_InsertThousandsGroupingLocale(char *buffer, + Py_ssize_t n_buffer, + char *digits, + Py_ssize_t n_digits, + Py_ssize_t min_width); + +/* Using explicit passed-in values, insert the thousands grouping + into the string pointed to by buffer. For the argument descriptions, + see Objects/stringlib/localeutil.h */ +PyAPI_FUNC(Py_ssize_t) _PyString_InsertThousandsGrouping(char *buffer, + Py_ssize_t n_buffer, + char *digits, + Py_ssize_t n_digits, + Py_ssize_t min_width, + const char *grouping, + const char *thousands_sep); + +/* Format the object based on the format_spec, as defined in PEP 3101 + (Advanced String Formatting). */ +PyAPI_FUNC(PyObject *) _PyBytes_FormatAdvanced(PyObject *obj, + char *format_spec, + Py_ssize_t format_spec_len); + +#ifdef __cplusplus +} +#endif +#endif /* !Py_STRINGOBJECT_H */ |