bug#19394: 25.0.50; mpc does not handle MPD_HOST=socket

[Mark Oteiza]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Mark Oteiza <mvoteiza@udel.edu>
>> Date: Sun, 02 Aug 2015 14:36:37 -0400
>> 
>> Here's a patch for handling the MPD_HOST being a socket.
>
> Thanks.
>
>> +                                             :remote (if (string-prefix-p 
>> "/" host)
>> +                                                         host))
>
> This looks wrong to me, the proper test for a remote file name is
> file-remote-p (if this is what you want to test here).

Yeah you're right, I was abusing this wording for :remote

  When specified for a client process, the FAMILY, HOST, and SERVICE
   args are ignored.

when I should have been using :family and :service together. This should
be better:

0001-mpc.el-mpc-proc-connect-support-UNIX-addresses-Bug-1.patch
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