bug#1741: 23.0.60; vc fail to register file while logged as /su:: with tramp

[Michael Albinus]

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>> If I create a new file: "/su:root@localhost:/tmp/blah"
>> then to C-x v v to register it, it fails.  But I can see that the 
>> /tmp/RCS/blah,v is created.  If after that I do:
>
>> M-: (file-exists-p "/su:root@localhost:/tmp/RCS/blah,v") RET
>> the result is nil.
>
>> If I start a new emacs and do:
>> M-: (file-exists-p "/su:root@localhost:/tmp/RCS/blah,v") RET
>> the result is t.
>
> Hmm... looks like a stale cache.
> Michael?

Yes, a stale cache. I've committed a patch, which adds a file name
handler for `vc-registered'. There the cache is disabled temporarily.

Works for me. Could you guys, please, check?

>         Stefan

Best regards, Michael.