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Re: pthreads and sockets - Cannot register window class error
On Wed, 5 May 2004, Brian Ford wrote:
> On Wed, 5 May 2004, Steve Thompson wrote:
> > On Wed, 5 May 2004, Christopher Faylor wrote:
> > > Unless HOST is a numeric IP address, gethostbyname should be properly
> > > reentrant. The only time gethostbyname is not thread safe is when it is
> > > resolving a numeric IP.
> > I believe that gethostbyname(), since it is returning a pointer to a
> > statically allocated structure, cannot be thread safe under any
> > circumstances. I always wrap it with a mutex until I'm done with the
> > hostent structure.
> That's a good portable practice. But, if your going to essentially call
> cgf a lyer, please at least check the source. He uses a thread specific
> buffer to return that data. It's obvious if you look.
Heaven forbid that I should do that; it certainly wasn't my meaning.
Apologies to cgf if it was taken that way. In any event, relying on a
feature that is particular to one implementation will always bite you in
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