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minor update to emacspeak-remote.el



For those using emacspeak-remote.el heavily
(probably only Bart)
here is an updated emacspeak-remote.el that now allows you
to run multiple speech servers on the local machine
listening on different ports.

The module provides a user settable
emacspeak-remote-allow-multiple-servers (true by default)


This is a sufficiently minor thing that you should worry
about only if you
plan to run remote emacspeak sessions on several different
machines (I have three going as I type)
and have them all send speech to the local desktop.

;;; $Id: emacspeak-remote.el,v 7.1 1997/11/27 03:41:01 raman Exp $
;;; $Author: raman $ 
;;; Description: Auditory interface to remote speech server
;;; Keywords: Emacspeak, Speak, Spoken Output, remote server
;;{{{  LCD Archive entry: 

;;; LCD Archive Entry:
;;; emacspeak| T. V. Raman |raman@xxxxxxxxxxx 
;;; A speech interface to Emacs |
;;; $Date: 1997/11/27 03:41:01 $ |
;;;  $Revision: 7.1 $ | 
;;; Location undetermined
;;;

;;}}}
;;{{{  Copyright:

;;; Copyright (c) 1997 by T. V. Raman Adobe Systems Incorporated 
;;; All Rights Reserved. 
;;;
;;; This file is not part of GNU Emacs, but the same permissions apply.
;;;
;;; GNU Emacs is free software; you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 2, or (at your option)
;;; any later version.
;;;
;;; GNU Emacs is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Emacs; see the file COPYING.  If not, write to
;;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.

;;}}}
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;;{{{  Required modules

(require 'cl)
(require 'backquote)
(declaim  (optimize  (safety 0) (speed 3)))
(eval-when (compile)
  (require 'emacspeak-speak)
  (require 'emacspeak-keymap)
  (require 'emacspeak-sounds))

(eval-when (compile)
  (require 'emacspeak-fix-interactive))
(require 'emacspeak-eterm)

;;}}}
;;{{{  Introduction

;;; In a running emacspeak session,
;;;nuke the running driver and start talking to a remote speech server,
;;;after prompting for host and port

;;}}}
;;{{{  User customizations

(defvar emacspeak-remote-hooks nil
  "List of hook functions that are run after
emacspeak is set to run as a remote application.
Use this to add actions you typically perform after you enter remote mode.")

;;; Here is what I currently use:
;;; It switches to using C-r as the emacspeak prefix key
(add-hook 'emacspeak-remote-hooks
          (function
           (lambda ()
             (emacspeak-keymap-choose-new-emacspeak-prefix
              (format "%c" 18))
             (setq emacspeak-auditory-icon-function 'emacspeak-serve-auditory-icon))))

;;}}}
;;{{{  Connect to  remote server

(defun  emacspeak-remote-connect-to-server (host port)
  "Connect to and start using remote speech server running on host host
and listening on port port.  Host is the hostname of the remote
server, typically the desktop machine.  Port is the tcp port that that
host is listening on for speech requests."
  (interactive
   (list
    (completing-read "Remote host: "
                     emacspeak-eterm-remote-hosts-table)
    (read-from-minibuffer "Remote port: ""2222")))
  (declare (special dtk-speaker-process
                    emacspeak-eterm-remote-hosts-table))
  (let ((old-process dtk-speaker-process)
        (new-process(start-process "remote-speaker" nil
                                   "telnet"
                                   host port)))
    (unless (intern-soft host emacspeak-eterm-remote-hosts-table)
      (emacspeak-eterm-cache-remote-host host))
    (cond
     ((eq 'run (process-status new-process))
      (setq dtk-speaker-process new-process)
      (kill-process old-process)
      (run-hooks 'emacspeak-remote-hooks)
      (message "Connecting to server on host %s  port %s"
               host port ))
     (t (error "Failed to connect to speech server on host %s port %s"
               host port )))))


(emacspeak-fix-interactive-command-if-necessary 'emacspeak-remote-connect-to-server)

;;}}}
;;{{{ start up local server
(defvar emacspeak-remote-local-server-process nil
  "Process handle for speech server")
(defun emacspeak-remote-server-filter-function (process string)
  (dtk-speak string))


(defvar emacspeak-remote-allow-multiple-servers t
  "*Set this to nil if you do not want multiple servers")

(defun emacspeak-remote-startup-local-server()
  "Starts up local speech server for use by a remote Emacspeak session."
  (interactive)
  (declare (special emacspeak-remote-local-server-process
                    emacspeak-remote-allow-multiple-servers
                     dtk-program
                     dtk-tcl emacspeak-dir))
        (when (and emacspeak-remote-local-server-process
                   (not emacspeak-remote-allow-multiple-servers)
             (eq 'run (process-status
                       emacspeak-remote-local-server-process)))
    (kill-process emacspeak-remote-local-server-process))
        (let ((port (read-from-minibuffer "Listen on port: " "2222")))
          (setq emacspeak-remote-local-server-process
        (start-process "Speech-Server" nil
                       dtk-tcl
                       (concat emacspeak-dir "/" "speech-server")
                       port
                       (concat emacspeak-dir "/" dtk-program)))
          (set-process-filter emacspeak-remote-local-server-process 'emacspeak-remote-server-filter-function)
               (when (eq 'run (process-status
                  emacspeak-remote-local-server-process))
    (message "Successfuly started speech server on port %s. " port))))

  

;;}}}
(provide 'emacspeak-remote )
;;{{{ end of file 

;;; local variables:
;;; folded-file: t
;;; end: 

;;}}}

-- 
Best Regards,
--raman

      Adobe Systems                 Tel: 1 (408) 536 3945   (W14-129)
      Advanced Technology Group     Fax: 1 (408) 537 4042 
      (W14 129) 345 Park Avenue     Email: raman@xxxxxxxxxxx 
      San Jose , CA 95110 -2704     Email:  raman@xxxxxxxxxxx
      http://labrador.corp.adobe.com/~raman/        (Adobe Intranet)
      http://cs.cornell.edu/home/raman/raman.html    (Cornell)
----------------------------------------------------------------------
    Disclaimer: The opinions expressed are my own and in no way should be taken
as representative of my employer, Adobe Systems Inc.
____________________________________________________________