Re: emacsclient's option decoding code

[Dan Nicolaescu <dann@ics.uci.edu>]

"Juanma Barranquero" <lekktu@gmail.com> writes:

  > On Wed, Nov 12, 2008 at 17:37, Juanma Barranquero <lekktu@gmail.com> wrote:
  > 
  > OK, let's try to clear somewhat the issues.
  > 
  > About these changes:
  > 
  > >  - Do I change term/w32-win.el to use ":0.0" as argument to `x-open-connection'?
  > >
  > >  - If yes, do we leave `make-frame-on-display' as it stands now, i.e.
  > > accepting any DISPLAY string as valid when called from Windows, or do
  > > we change it to accept just ":0.0" for the time being? (I favor the
  > > second, which is simpler and cleaner: it's just removing the recent
  > > three-line patch by Chong.)
  > 
  > The attached patch uses ":0.0" on Windows (which seems to be the
  > preferred answer) and *removes* Window-specific code in
  > `make-frame-on-display' (in fact, it removes also a tiny bit of
  > X-specific code).
  > 
  > It is still not possible to do "emacsclient -c my-file" on Windows
  > because of the -c/-t problem, but that will have to wait for some
  > consensus.
  > 
  > It is OK to install this?
  > 
  >   Juanma
  > 
  > 
  > 2008-11-13  Juanma Barranquero  <lekktu@gmail.com>
  > 
  > 	* frame.el (make-frame-on-display): Remove Windows-specific hack.
  > 	Pass the current window-system to `make-frame', not a hard-coded `x'.
  > 
  > 	* term/w32-win.el (w32-initialize-window-system): Use ":0.0" instead
  > 	of "" to represent the Windows display.
  > 
  > 
  > Index: lisp/frame.el
  > ===================================================================
  > RCS file: /sources/emacs/emacs/lisp/frame.el,v
  > retrieving revision 1.289
  > diff -u -2 -r1.289 frame.el
  > --- lisp/frame.el	7 Nov 2008 14:52:04 -0000	1.289
  > +++ lisp/frame.el	13 Nov 2008 08:48:28 -0000
  > @@ -617,7 +617,4 @@
  >  	 (make-frame `((window-system . ns)
  >  		       (display . ,display) . ,parameters)))
  > -	((eq system-type 'windows-nt)
  > -	 ;; On Windows, ignore DISPLAY.
  > -	 (make-frame parameters))
  >  	(t
  >  	 (unless (string-match-p "\\`[^:]*:[0-9]+\\(\\.[0-9]+\\)?\\'" display)
  > @@ -626,5 +623,5 @@
  >  	   (setq x-display-name display)
  >  	   (x-initialize-window-system))
  > -	 (make-frame `((window-system . x)
  > +	 (make-frame `((window-system . ,window-system)

This is suspicious.  Does it work when doing 
emacs -Q -nw -f server-start
emacsclient -c

Sorry, I haven't followed this long thread, so I don't know what
problems this is trying to fix.  But given where we are in the release
process, it would be good if changes to the X code would be tested
on X in all possible scenarios.