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Re: [PATCH] Save/restore h_errno in getaddrinfo()
Stan Shebs <stanshebs@google.com> writes:
> It's this test at getaddrinfo.c:1047:
>
> if (h_errno == NETDB_INTERNAL)
> {
> result = -EAI_SYSTEM;
> goto free_and_return;
> }
>
> which was extensively discussed back in May 2013:
>
> https://sourceware.org/ml/libc-alpha/2013-05/msg00743.html
>
> Given the number of failure modes that people were tearing their hair
> out over in that thread, it's probably that everybody convinced
> themselves that one couldn't get there without having set status to
> something nonzero. Perhaps the fix is as simple as testing status and
> then h_errno?
h_errno is like errno and undefined unless an error occurred so this
is the place to be fixed.
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
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