GNU bug report logs - #42535
28.0.50; macOS test failure: echo-server-with-dns

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Package: emacs;

Reported by: Philipp <p.stephani2 <at> gmail.com>

Date: Sat, 25 Jul 2020 18:40:02 UTC

Severity: normal

Tags: fixed

Found in version 28.0.50

Fixed in version 28.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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From: Robert Pluim <rpluim <at> gmail.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 42535 <at> debbugs.gnu.org, Philipp <p.stephani2 <at> gmail.com>
Subject: bug#42535: 28.0.50; macOS test failure: echo-server-with-dns
Date: Tue, 04 Aug 2020 17:32:04 +0200

>>>>> On Tue, 04 Aug 2020 17:16:02 +0200, Lars Ingebrigtsen <larsi <at> gnus.org> said:

    Lars> Robert Pluim <rpluim <at> gmail.com> writes:
    >> Why restrict yourself to IPv4?
    >> 
    >> (network-lookup-address-info (system-name))
    >> => ([0 0 0 0 0 0 0 1 0] [127 0 0 1 0])

    Lars> Sure.  So if the first octet is 0 or 127, then we have a resolving
    Lars> (system-name)?  I'm not sure what the rules are on ipv6 for localhost...

There is one and only one IPv6 localhost, and itʼs the one
above. There are no currently assigned IPv6 prefixes with a 0 in the
first octet, but in 40 years, who know?

IPv4 localhost is anything in 127.0.0.0/8, so testing the first octet
is enough.

Robert
This bug report was last modified 4 years and 290 days ago.

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