--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lisp/emulators/mlconvert.el	Mon Aug 13 08:45:50 2007 +0200
@@ -0,0 +1,275 @@
+;;; mlconvert.el --- convert buffer of Mocklisp code to real lisp.
+;; Keywords: emulations
+
+;; Copyright (C) 1985 Free Software Foundation, Inc.
+
+;; This file is part of XEmacs.
+
+;; XEmacs 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.
+
+;; XEmacs 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 XEmacs; see the file COPYING.  If not, write to the Free
+;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+
+;;;###autoload
+(defun convert-mocklisp-buffer ()
+  "Convert buffer of Mocklisp code to real Lisp that GNU Emacs can run."
+  (interactive)
+  (emacs-lisp-mode)
+  (set-syntax-table (copy-sequence (syntax-table)))
+  (modify-syntax-entry ?\| "w")
+  (message "Converting mocklisp (ugh!)...")
+  (goto-char (point-min))
+  (fix-mlisp-syntax)
+
+  ;; Emulation of mocklisp is accurate only within a mocklisp-function
+  ;; so turn any non-function into a defun and then call it.
+  (goto-char (point-min))
+  (condition-case ignore
+      (while t
+	(let ((opt (point))
+	      (form (read (current-buffer))))
+	  (and (listp form)
+	       (not (eq (car form) 'defun))
+	       (progn (insert "))\n\n(ml-foo)\n\n")
+		      (save-excursion
+			(goto-char opt)
+			(skip-chars-forward "\n")
+			(insert "(defun (ml-foo \n "))))))
+    (end-of-file nil))
+
+  (goto-char (point-min))
+  (insert ";;; GNU Emacs code converted from Mocklisp\n")
+  (insert "(require 'mlsupport)\n\n")
+  (fix-mlisp-symbols)
+
+  (goto-char (point-min))
+  (message "Converting mocklisp...done"))
+
+(defun fix-mlisp-syntax ()
+  (while (re-search-forward "['\"]" nil t)
+    (if (= (preceding-char) ?\")
+	(progn (forward-char -1)
+	       (forward-sexp 1))
+      (delete-char -1)
+      (insert "?")
+    (if (or (= (following-char) ?\\) (= (following-char) ?^))
+	  (forward-char 1)
+	(if (looking-at "[^a-zA-Z]")
+	    (insert ?\\)))
+      (forward-char 1)
+      (delete-char 1))))
+
+(defun fix-mlisp-symbols ()
+  (while (progn
+	   (skip-chars-forward " \t\n()")
+	   (not (eobp)))
+    (cond ((or (= (following-char) ?\?)
+	       (= (following-char) ?\"))
+	   (forward-sexp 1))
+	  ((= (following-char) ?\;)
+	   (forward-line 1))
+	  (t
+	   (let ((start (point)) prop)
+	     (forward-sexp 1)
+	     (setq prop (get (intern-soft (buffer-substring start (point)))
+			     'mocklisp))
+	     (cond ((null prop))
+		   ((stringp prop)
+		    (delete-region start (point))
+		    (insert prop))
+		   (t
+		    (save-excursion
+		      (goto-char start)
+		      (funcall prop)))))))))
+
+(defun ml-expansion (ml-name lisp-string)
+  (put ml-name 'mocklisp lisp-string))
+
+(ml-expansion 'defun "ml-defun")
+(ml-expansion 'if "ml-if")
+(ml-expansion 'setq '(lambda ()
+		       (if (looking-at "setq[ \t\n]+buffer-modified-p")
+			   (replace-match "set-buffer-modified-p"))))
+
+(ml-expansion 'while '(lambda ()
+			 (let ((end (progn (forward-sexp 2) (point-marker)))
+			       (start (progn (forward-sexp -1) (point))))
+			   (let ((cond (buffer-substring start end)))
+			     (cond ((equal cond "1")
+				    (delete-region (point) end)
+				    (insert "t"))
+				   (t
+				    (insert "(not (zerop ")
+				    (goto-char end)
+				    (insert "))")))
+			     (set-marker end nil)
+			     (goto-char start)))))
+
+(ml-expansion 'arg "ml-arg")
+(ml-expansion 'nargs "ml-nargs")
+(ml-expansion 'interactive "ml-interactive")
+(ml-expansion 'message "ml-message")
+(ml-expansion 'print "ml-print")
+(ml-expansion 'set "ml-set")
+(ml-expansion 'set-default "ml-set-default")
+(ml-expansion 'provide-prefix-argument "ml-provide-prefix-argument")
+(ml-expansion 'prefix-argument-loop "ml-prefix-argument-loop")
+(ml-expansion 'prefix-argument "ml-prefix-arg")
+(ml-expansion 'use-local-map "ml-use-local-map")
+(ml-expansion 'use-global-map "ml-use-global-map")
+(ml-expansion 'modify-syntax-entry "ml-modify-syntax-entry")
+(ml-expansion 'error-message "error")
+
+(ml-expansion 'dot "point-marker")
+(ml-expansion 'mark "mark-marker")
+(ml-expansion 'beginning-of-file "beginning-of-buffer")
+(ml-expansion 'end-of-file "end-of-buffer")
+(ml-expansion 'exchange-dot-and-mark "exchange-point-and-mark")
+(ml-expansion 'set-mark "set-mark-command")
+(ml-expansion 'argument-prefix "universal-arg")
+
+(ml-expansion 'previous-page "ml-previous-page")
+(ml-expansion 'next-page "ml-next-page")
+(ml-expansion 'next-window "ml-next-window")
+(ml-expansion 'previous-window "ml-previous-window")
+
+(ml-expansion 'newline "ml-newline")
+(ml-expansion 'next-line "ml-next-line")
+(ml-expansion 'previous-line "ml-previous-line")
+(ml-expansion 'self-insert "self-insert-command")
+(ml-expansion 'meta-digit "digit-argument")
+(ml-expansion 'meta-minus "negative-argument")
+
+(ml-expansion 'newline-and-indent "ml-newline-and-indent")
+(ml-expansion 'yank-from-killbuffer "yank")
+(ml-expansion 'yank-buffer "insert-buffer")
+(ml-expansion 'copy-region "copy-region-as-kill")
+(ml-expansion 'delete-white-space "delete-horizontal-space")
+(ml-expansion 'widen-region "widen")
+
+(ml-expansion 'forward-word '(lambda ()
+			       (if (looking-at "forward-word[ \t\n]*)")
+				   (replace-match "forward-word 1)"))))
+(ml-expansion 'backward-word '(lambda ()
+			       (if (looking-at "backward-word[ \t\n]*)")
+				   (replace-match "backward-word 1)"))))
+
+(ml-expansion 'forward-paren "forward-list")
+(ml-expansion 'backward-paren "backward-list")
+(ml-expansion 'search-reverse "ml-search-backward")
+(ml-expansion 're-search-reverse "ml-re-search-backward")
+(ml-expansion 'search-forward "ml-search-forward")
+(ml-expansion 're-search-forward "ml-re-search-forward")
+(ml-expansion 'quote "regexp-quote")
+(ml-expansion 're-query-replace "query-replace-regexp")
+(ml-expansion 're-replace-string "replace-regexp")
+
+; forward-paren-bl, backward-paren-bl
+
+(ml-expansion 'get-tty-character "read-char")
+(ml-expansion 'get-tty-input "read-input")
+(ml-expansion 'get-tty-string "read-string")
+(ml-expansion 'get-tty-buffer "read-buffer")
+(ml-expansion 'get-tty-command "read-command")
+(ml-expansion 'get-tty-variable "read-variable")
+(ml-expansion 'get-tty-no-blanks-input "read-no-blanks-input")
+(ml-expansion 'get-tty-key "read-key")
+
+(ml-expansion 'c= "char-equal")
+(ml-expansion 'goto-character "goto-char")
+(ml-expansion 'substr "ml-substr")
+(ml-expansion 'variable-apropos "apropos")
+(ml-expansion 'execute-mlisp-buffer "eval-current-buffer")
+(ml-expansion 'execute-mlisp-file "load")
+(ml-expansion 'visit-file "find-file")
+(ml-expansion 'read-file "find-file")
+(ml-expansion 'write-modified-files "save-some-buffers")
+(ml-expansion 'backup-before-writing "make-backup-files")
+(ml-expansion 'write-file-exit "save-buffers-kill-emacs")
+(ml-expansion 'write-named-file "write-file")
+(ml-expansion 'change-file-name "set-visited-file-name")
+(ml-expansion 'change-buffer-name "rename-buffer")
+(ml-expansion 'buffer-exists "get-buffer")
+(ml-expansion 'delete-buffer "kill-buffer")
+(ml-expansion 'unlink-file "delete-file")
+(ml-expansion 'unlink-checkpoint-files "delete-auto-save-files")
+(ml-expansion 'file-exists "file-exists-p")
+(ml-expansion 'write-current-file "save-buffer")
+(ml-expansion 'change-directory "cd")
+(ml-expansion 'temp-use-buffer "set-buffer")
+(ml-expansion 'fast-filter-region "filter-region")
+
+(ml-expansion 'pending-input "input-pending-p")
+(ml-expansion 'execute-keyboard-macro "call-last-kbd-macro")
+(ml-expansion 'start-remembering "start-kbd-macro")
+(ml-expansion 'end-remembering "end-kbd-macro")
+(ml-expansion 'define-keyboard-macro "name-last-kbd-macro")
+(ml-expansion 'define-string-macro "ml-define-string-macro")
+
+(ml-expansion 'current-column "ml-current-column")
+(ml-expansion 'current-indent "ml-current-indent")
+(ml-expansion 'insert-character "insert")
+
+(ml-expansion 'users-login-name "user-login-name")
+(ml-expansion 'users-full-name "user-full-name")
+(ml-expansion 'current-time "current-time-string")
+(ml-expansion 'current-numeric-time "current-numeric-time-you-lose")
+(ml-expansion 'current-buffer-name "buffer-name")
+(ml-expansion 'current-file-name "buffer-file-name")
+
+(ml-expansion 'local-binding-of "local-key-binding")
+(ml-expansion 'global-binding-of "global-key-binding")
+
+;defproc (ProcedureType, "procedure-type");
+
+(ml-expansion 'remove-key-binding "global-unset-key")
+(ml-expansion 'remove-binding "global-unset-key")
+(ml-expansion 'remove-local-binding "local-unset-key")
+(ml-expansion 'remove-all-local-bindings "use-local-map nil")
+(ml-expansion 'autoload "ml-autoload")
+
+(ml-expansion 'checkpoint-frequency "auto-save-interval")
+
+(ml-expansion 'mode-string "mode-name")
+(ml-expansion 'right-margin "fill-column")
+(ml-expansion 'tab-size "tab-width")
+(ml-expansion 'default-right-margin "default-fill-column")
+(ml-expansion 'default-tab-size "default-tab-width")
+(ml-expansion 'buffer-is-modified "(buffer-modified-p)")
+
+(ml-expansion 'file-modified-time "you-lose-on-file-modified-time")
+(ml-expansion 'needs-checkpointing "you-lose-on-needs-checkpointing")
+
+(ml-expansion 'lines-on-screen "set-screen-height")
+(ml-expansion 'columns-on-screen "set-screen-width")
+
+(ml-expansion 'dumped-emacs "t")
+
+(ml-expansion 'buffer-size "ml-buffer-size")
+(ml-expansion 'dot-is-visible "pos-visible-in-window-p")
+
+(ml-expansion 'track-eol-on-^N-^P "track-eol")
+(ml-expansion 'ctlchar-with-^ "ctl-arrow")
+(ml-expansion 'help-on-command-completion-error "completion-auto-help")
+(ml-expansion 'dump-stack-trace "backtrace")
+(ml-expansion 'pause-emacs "suspend-emacs")
+(ml-expansion 'compile-it "compile")
+
+(ml-expansion '!= "/=")
+(ml-expansion '& "logand")
+(ml-expansion '| "logior")
+(ml-expansion '^ "logxor")
+(ml-expansion '! "ml-not")
+(ml-expansion '<< "lsh")
+
+;Variable pause-writes-files
+