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Issue #8870: PyUnicode_AsWideCharString() doesn't count the trailing nul character

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And write unit tests for PyUnicode_AsWideChar() and PyUnicode_AsWideCharString().
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Victor Stinner 2010-10-02 11:03:13 +00:00
parent 5a2da3b3ad
commit 1c24bd0252
4 changed files with 105 additions and 11 deletions
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Doc/c-api/unicode.rst
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@ -466,7 +466,8 @@ wchar_t support for platforms which support it:
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*.
of wide characters (excluding the trailing 0-termination character) into
*\*size*.
Returns a buffer allocated by :cfunc:`PyMem_Alloc` (use :cfunc:`PyMem_Free`
to free it) on success. On error, returns *NULL*, *\*size* is undefined and