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Issue #9979: Create function PyUnicode_AsWideCharString().

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This commit is contained in:
Victor Stinner 2010-09-29 10:25:54 +00:00
parent 41a64a53a3
commit 137c34c027
4 changed files with 80 additions and 16 deletions
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19
Include/unicodeobject.h
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@ -99,8 +99,8 @@ Copyright (c) Corporation for National Research Initiatives.
#endif
/* If the compiler provides a wchar_t type we try to support it
through the interface functions PyUnicode_FromWideChar() and
PyUnicode_AsWideChar(). */
through the interface functions PyUnicode_FromWideChar(),
PyUnicode_AsWideChar() and PyUnicode_AsWideCharString(). */
#ifdef HAVE_USABLE_WCHAR_T
# ifndef HAVE_WCHAR_H
@ -156,6 +156,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_AsUnicode PyUnicodeUCS2_AsUnicode
# define PyUnicode_AsUnicodeEscapeString PyUnicodeUCS2_AsUnicodeEscapeString
# define PyUnicode_AsWideChar PyUnicodeUCS2_AsWideChar
# define PyUnicode_AsWideCharString PyUnicodeUCS2_AsWideCharString
# define PyUnicode_ClearFreeList PyUnicodeUCS2_ClearFreelist
# define PyUnicode_Compare PyUnicodeUCS2_Compare
# define PyUnicode_CompareWithASCII PyUnicodeUCS2_CompareASCII
@ -239,6 +240,7 @@ typedef PY_UNICODE_TYPE Py_UNICODE;
# define PyUnicode_AsUnicode PyUnicodeUCS4_AsUnicode
# define PyUnicode_AsUnicodeEscapeString PyUnicodeUCS4_AsUnicodeEscapeString
# define PyUnicode_AsWideChar PyUnicodeUCS4_AsWideChar
# define PyUnicode_AsWideCharString PyUnicodeUCS4_AsWideCharString
# define PyUnicode_ClearFreeList PyUnicodeUCS4_ClearFreelist
# define PyUnicode_Compare PyUnicodeUCS4_Compare
# define PyUnicode_CompareWithASCII PyUnicodeUCS4_CompareWithASCII
@ -570,6 +572,19 @@ PyAPI_FUNC(Py_ssize_t) PyUnicode_AsWideChar(
Py_ssize_t size /* size of buffer */
);
/* Convert the Unicode object to a wide character string. The output string
always ends with a nul character. If size is not NULL, write the number of
wide characters (including the nul character) into *size.
Returns a buffer allocated by PyMem_Alloc() (use PyMem_Free() to free it)
on success. On error, returns NULL, *size is undefined and raises a
MemoryError. */
PyAPI_FUNC(wchar_t*) PyUnicode_AsWideCharString(
PyUnicodeObject *unicode, /* Unicode object */
Py_ssize_t *size /* number of characters of the result */
);
#endif
/* --- Unicode ordinals --------------------------------------------------- */