> >> we have a function like errorMessageFromCode(int code), the _code_ is the code coming from any o’l libssh function call.
> >
> >
> > But that's the mistake. All libssh2 functions don't return the same error code set. The libssh2_knownhost*() functions for example only return error codes in the LIBSSH2_KNOWNHOST_CHECK_* series.
>
> If I may weigh in here, the known_host return codes aren't error codes at all. That's where the misunderstanding has occurred.
>
> Most libssh2 return codes are indeed errors. You can think of them as exceptions, in a language that has that feature. Apart from EAGAIN, you never call a libssh2 function expecting to recieve one of those errors.
>
> Contrast that with the known_host functions. There the return code is a result, not an error. You call those functions fully expecting to get any of the possible values returned.
>
I understand these are technically not errors per-say, but that doesn’t mean I agree with their values being the same.
Will
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Received on 2015-03-13