[PATCH] avoid multiple "domain" entries in resolv.conf

[bugfood-ml at fatooh.org (Corey Hickey)]

On 2016-08-09 03:19, David Woodhouse wrote:
> On Fri, 2016-08-05 at 20:21 -0700, Corey Hickey wrote:
>>
>> +       # If multiple domains are listed, prefer the first for "domain".
>> +       DOMAIN=${CISCO_DEF_DOMAIN%% *}
>
> Um.... is that a bashism? vpnc-script isn't supposed to require bash.

As far as I can tell it's part of POSIX shell. I tested it in dash and 
it behaved the same way as in bash.

http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_06_02

$ CISCO_DEF_DOMAIN="foo bar baz"
$ DOMAIN=${CISCO_DEF_DOMAIN%% *}
$ echo "$DOMAIN"
foo


Thanks,
Corey