Date: Thu, 21 Jun 2012 16:55:15 +0400 From: Sergey Kandaurov <pluknet@gmail.com> To: David Demelier <demelier.david@gmail.com> Cc: freebsd-current@freebsd.org Subject: Re: mbstowcs(3) may not return -1 Message-ID: <CAE-mSO%2B3MArm6CJEtzuuTA=-Q_zcUGawnWaaPNZzi7PpQT1VnQ@mail.gmail.com> In-Reply-To: <4FE315B6.9020102@gmail.com> References: <4FE315B6.9020102@gmail.com>
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On 21 June 2012 16:38, David Demelier <demelier.david@gmail.com> wrote: > Hello, > > While reading the manpage of mbstowcs I noticed an error in the RETURN > VALUES : > > The mbstowcs() function returns the number of wide characters converted, > not counting any terminating null wide character, or -1 if an invalid > multibyte character was encountered. > > Since size_t is unsigned, it can't returns -1. It returns (size_t)(-1). I don't know how is it correct, but this conforms to C spec. -- wbr, pluknet
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