RE: libc_r/_read(), should the errno be reset to 0?

[andrew]

On Fri, 23 Jun 2000, Bohne, Peter wrote:

> This means that *you* should set errno to 0 just before you do the read
> call.  At this point, you no longer care what it had been before.

Why set it at all? If read returns an error then it will set it for you
and if read doesn't return an error it doesn't really matter whats in
errno.

Am I missing something?

Andrew



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