bug#23179: 25.0.92; Restore `M-,' to continue etags search

[John Wiegley]

>>>>> Dmitry Gutov <dgutov@yandex.ru> writes:

> On 04/05/2016 10:32 PM, John Wiegley wrote:
> > Can you show your proposed defcustom again?
> 
> (defcustom xref-show-xrefs-function #'xref--show-xref-buffer
>   "Function to display a list of xrefs.
> 
> Its signature should be (XREFS ALIST), where XREFS is a list of
> xrefs, and ALIST is (...).  Valid values include
> `xref--show-xref-buffer' and `xref--party-like-its-1985'."
>   :type '(choice (const :tag "So progressive"
>                         xref--show-xref-buffer)
>                  (const :tag "Much conservative"
>                         xref--party-like-its-1985)))
>
> (Yes, I think that joke is hilarious.)

Aside from the joke being unacceptable :), there still needs to be a third
choice, for specifying an arbitrary function.

-- 
John Wiegley                  GPG fingerprint = 4710 CF98 AF9B 327B B80F
http://newartisans.com                          60E1 46C4 BD1A 7AC1 4BA2