[1.7] wctomb bug

[Corinna Vinschen]

On Feb 26 21:11, Eric Blake wrote:
> Simple test case.  This application uses the C locale (by virtue of the fact 
> that we did not use setlocale(), and evidenced by mb_cur_max of 1).  On Linux, 
> this correctly shows wctomb rejecting the conversion (0x100 is too big to fit 
> in a 1-byte sequence) with EILSEQ, but newlib currently truncates the invalid 
> wchar_t value to int and returns 1.

Yep, the underlying function _wctomb_r simply assumes that, when
running in a single byte locale, all incoming wchars are also
just single byte values.  I'll create a fix.

Btw., you're familiar with newlib, why didn't you just send a patch
to the newlib list?


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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