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PyUnicode_CopyCharacters() fails if 'to' has more than 1 reference

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Victor Stinner 2011-09-28 23:54:59 +02:00
parent 7c8c1ea3ec
commit f5ca1a21a5
2 changed files with 10 additions and 1 deletions
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3
Include/unicodeobject.h
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@ -522,7 +522,8 @@ PyAPI_FUNC(int) _PyUnicode_Ready(
character conversion when necessary and falls back to memcpy if possible.
Fail if 'to' is smaller than how_many or smaller than len(from)-from_start,
or if kind(from[from_start:from_start+how_many]) > kind(to).
or if kind(from[from_start:from_start+how_many]) > kind(to), or if to has
more than 1 reference.
Return the number of written character, or return -1 and raise an exception
on error.