Possible bug: ssh-host-config - getent when computer name is "-" (dash)

[Marco Atzeri]

On 24/03/2016 22:45, cyg Simple wrote:
> On 3/24/2016 11:43 AM, Dirk Fassbender wrote:
>> Am 24.03.2016 um 15:12 schrieb Unknown Sender:
>>> I noticed this bug for the first time today on a computer that has the
>>> computer name "-" (dash).
>>>

>> See
>> https://en.wikipedia.org/wiki/Hostname
>> for a start about host name definitions.
>>
>
>  From this reference:
> "The Internet standards (Requests for Comments) for protocols mandate
> that component hostname labels may contain only the ASCII letters 'a'
> through 'z' (in a case-insensitive manner), the digits '0' through '9',
> and the hyphen ('-'). The original specification of hostnames in RFC
> 952, mandated that labels ** could not start**  with a digit or with a hyphen,
> and must not end with a hyphen."
>
> Note that hyphen (a.k.a. dash) is permitted.

not as first letter

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