bug#2864: emacsclient bugs..

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

"Alfred M. Szmidt" <ams@gnu.org> writes:

  >      > There are a few problems with emacsclient in CVS, first one is that
  >      > one cannot run emacsclient from the build directory, you can do this
  >      > with emacs just fine.  But emacsclien gets confused as to where things
  >      > are, and you must do a `make install' to be able to use emacsclient
  >      > properly.
  > 
  >    Can you please describe what you do step by step?
  >    I can't reproduce it here.
  > 
  > emacsclient never looks in BUILD/src for emacs, so if you do:
  > 
  > emacs/lib-src/emacsclient -a "" -t
  > 
  > emacsclient will fail with:
  > 
  > ams@beryx:~$ emacs/lib-src/emacsclient -a "" -t             
  > emacs/lib-src/emacsclient: can't find socket; have you started the server?
  > To start the server in Emacs, type "M-x server-start".
  > emacs/lib-src/emacsclient: error starting emacs daemon
  > Emacs daemon should have started, trying to connect again
  > emacs/lib-src/emacsclient: can't find socket; have you started the server?
  > To start the server in Emacs, type "M-x server-start".
  > Error: Cannot connect even after starting the Emacs daemon
  > 
  > I.e. you have to have BUILD/src in your PATH, or do make instal (which
  > will put emacs in bindir/emacs and emacsclient looks there).

That's normal, emacsclient will try to start "emacs --daemon", if you don't have
emacs in your PATH, it won't be able to find it.
IMO it won't be a good idea to try to exec ../src/emacs.

  > Another problem I found, but cannot reproduce anymore is that for some
  > odd reason emacs started looking for all the elisp files in
  > /usr/local.  But I have been unable to reproduce, so I think it was
  > just something on my side.
  > 
  >      > The second one is that the handling of -a/--alternative-editor
  >      > is problematic,
  >      > 
  >      > $ emacs/lib-src/emacsclient -a -c
  >      > emacs/lib-src/emacsclient: file name or argument required
  >      > Try `emacs/lib-src/emacsclient --help' for more information
  >      > 
  >      > According to the docstring, the argument to -a is optional, but
  >      > one must supply a empty string explicitly for things to work as
  >      > advertised.
  > 
  >    There was a typo in the code that made the info about the empty
  >    string not appear, it should be fixed now.
  > 
  >    The argument to -a is not optional, neither are the arguments for
  >    -d -f -s (which are documented in the same way as -a in --help).
  >    What needs to be done to make that clearer?
  > 
  > I think a simple note stating that it has to be the empty string would
  > be fine.

It should be there already.