Re: %.1s format with vasnprintf reads more than one byte from argument

[Eric Blake]

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According to Bruno Haible on 2/27/2009 4:22 AM:
> Eric Blake wrote:
>>>     if (sprintf (buf, "%ls", wstring) != -1)
>>>       return 2;
>>> because it does not fail on any known platform.
>> Actually, it DOES fail, on cygwin 1.7.0.  But that is due to a bug in
>> cygwin wctomb[1]
> 
> So, activating the *printf replacements for this bug would not help, because
> the code in vasnprintf uses wcrtomb and would therefore exhibit the same
> behaviour as Cygwin's *printf. [1][2] Right?

You are correct that a gnulib workaround for this particular cygwin bug
wouldn't help matters.  However, the cygwin bug is being fixed [1], and
since no released version of cygwin contains it, we don't have to worry
about it in gnulib.

[1] http://sourceware.org/ml/newlib/2009/msg00202.html

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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