Re: [bug-inetutils] dnsdomainname, domainname, nisdomainname, ypdomainname

[Simon Josefsson]

Mats Erik Andersson <address@hidden> writes:

> onsdag den 14 mars 2012 klockan 08:43 skrev Simon Josefsson detta:
>> Mats Erik Andersson <address@hidden> writes:
>> 
>> > The test script is problematic:
>> >
>> >   b) A particular system may be legally set up in a manner that
>> >      a non-fully qualified host name is returned by xgethostname()
>> >      and ensuing resolution. This can be accomplished by
>> >
>> >         # /etc/hosts
>> >         10.0.1.1    dag  dag.utan.ljus
>> >
>> >         # /etc/nsswitch.conf
>> >         hosts   files dns
>> >
>> >         $ hostname
>> >         dag
>> >
>> >      Thus "dnsdomainname" fails with "cannot qualify host name: dag",
>> >      again producing a false negative in the test script. This happened
>> >      to be the case on my OpenSolaris/OpenIndiana systems!
>> >
>> > The test script should report "skipping" in either of the above cases.
>> 
>> You are right.  I pushed a patch that should make the self-test pass,
>> however it would nice to improve it eventually to other error situations
>> (I've added a FIXME discussing this).  I can't think of any easy way to
>> do that in a portable way though.
>
> I think we can defend code in "src/dnsdomainname.c" which returns
> the empty string in the second of my cases, and doing so with exit
> status naught, thus claiming normal condition.

I agree, Debian's dnsdomainname appears to behave that way already.

/Simon