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Re: using "(void)" casts to purposefully ignore return values
On Thu, Aug 25, 2011 at 09:54:05AM +0930, Brett Lymn wrote:
> On Wed, Aug 24, 2011 at 04:11:52PM +0200, Joerg Sonnenberger wrote:
> > >
> > > Nope, someone has not read the strlcat man page closely enough. If you
> > > screw up in just the right way strlcat WILL NOT null terminate a string.
> > You are mixing up strncat and strlcat. The former doesn't NUL-terminate,
> > the latter does explicitly in all but one case (n==0).
> I repeat. Someone has not read the strlcat man page properly.
> Seriously. The belief that strlcat will always nul terminate is wrong.
strlcat preserves NUL-termination in all cases. It is not intended for
truncation of input. This is contrary to strncat, which is just as
insane as strncpy in that regard.
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