;;; loadup.el --- load up standardly loaded Lisp files for XEmacs.

;; It is not a good idea to edit this file.  Use site-init.el or site-load.el
;; instead.
;;
;; Copyright (C) 1985, 1986, 1992, 1993, 1994 Free Software Foundation, Inc.
;; Copyright (C) 1996 Richard Mlynarik.
;; Copyright (C) 1995, 1996 Ben Wing.

;; Maintainer: FSF
;; Keywords: internal

;; 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.

;;; Synched up with: FSF 19.30.

;;; Commentary:

;; This is loaded into a bare Emacs to make a dumpable one.

;;; Code:

(if (fboundp 'error)
    (error "loadup.el already loaded!"))

(define-function 'defalias 'define-function)

(call-with-condition-handler
      ;; This is awfully damn early to be getting an error, right?
      'really-early-error-handler
 #'(lambda ()
     ; message not defined yet ...
     (external-debugging-output (format "\nUsing load-path %s" load-path))

     ;; We don't want to have any undo records in the dumped XEmacs.
     (buffer-disable-undo (get-buffer "*scratch*"))

     ;; lread.c (or src/Makefile.in.in) has prepended "${srcdir}/../lisp/prim"
     ;; to load-path, which is how this file has been found.  At this point,
     ;; enough of emacs has been initialized that we can call directory-files
     ;; and get the rest of the dirs (so that we can dump stuff from modes/
     ;; and packages/.)
     ;;
     (let ((temp-path (expand-file-name ".." (car load-path))))
       (setq source-directory temp-path)
       (setq load-path (nconc (directory-files temp-path t "^[^-.]"
					       nil 'dirs-only)
			      (cons temp-path load-path))))

     (setq load-warn-when-source-newer t ; set to nil at the end
	   load-warn-when-source-only t)

     (let ((l #'(lambda (x)
                  (load x)
                  ;; garbage collect after loading every file in an attempt to
                  ;; minimize the size of the dumped image (if we don't do
                  ;; this, there will be lots of extra space in the data
                  ;; segment filled with garbage-collected junk)
                  (garbage-collect))))
       (funcall l "backquote") ; needed for defsubst etc.
       (funcall l "bytecomp-runtime")	; define defsubst
       (funcall l "subr") ;; now load the most basic Lisp functions
       (funcall l "replace") ;; match-string used in version.el.
       (funcall l "version.el")	;Ignore compiled-by-mistake version.elc
       (funcall l "cl")
       (funcall l "cmdloop")
       (or (fboundp 'recursive-edit) (funcall l "cmdloop1"))
       (funcall l "keymap")
       (funcall l "syntax")
       (funcall l "device")
       (funcall l "console")
       (funcall l "obsolete")
       (funcall l "specifier")
       (funcall l "faces")	; must be loaded before any make-face call
       ;(funcall l "facemenu") #### not yet ported
       (funcall l "glyphs")
       (funcall l "objects")
       (funcall l "extents")
       (funcall l "events")
       (funcall l "text-props")
       (funcall l "process")
       (funcall l "frame") ; move up here cause some stuff needs it here
       (funcall l "map-ynp")
       (funcall l "simple")
       (funcall l "keydefs")	; Before loaddefs so that keymap vars exist.
       (funcall l "abbrev")
       (funcall l "derived")
       (funcall l "minibuf")
       (funcall l "list-mode")
       (funcall l "modeline") ;after simple.el so it can reference functions
			      ;defined there.
       ;; If SparcWorks support is included some additional packages are
       ;; dumped which would normally have autoloads.  To avoid
       ;; duplicate doc string warnings, SparcWorks uses a separate
       ;; autoloads file with the dumped packages removed.
       (if (featurep 'sparcworks)
           (funcall l "eos/loaddefs-eos")
           (funcall l "loaddefs"))
       (funcall l "misc")
       (funcall l "profile")
       (funcall l "help")
       ;; (funcall l "hyper-apropos")  Soon...
       (funcall l "files")
       (funcall l "lib-complete")
       (funcall l "format")
       (funcall l "indent")
       (funcall l "isearch-mode")
       (funcall l "buffer")
       (funcall l "buff-menu")
       (funcall l "undo-stack")
       (funcall l "window")
       (funcall l "paths.el")		; don't get confused if paths compiled.
       (funcall l "startup")
       (funcall l "lisp")
       (funcall l "page")
       (funcall l "register")
       (funcall l "iso8859-1")		; This must be before any modes
                                        ; (sets standard syntax table.)
       (funcall l "paragraphs")
       (funcall l "lisp-mode")
       (funcall l "text-mode")
       (funcall l "fill")
       (funcall l "cc-mode")
       (if (eq system-type 'vax-vms)
           (funcall l "vmsproc"))
       (if (eq system-type 'vax-vms)
           (funcall l "vms-patch"))
       (if (eq system-type 'windows-nt)
	   (progn
	     (funcall l "ls-lisp")
	     (funcall l "winnt")))
       (if (eq system-type 'ms-dos)
	   (progn
	     (funcall l "ls-lisp")
	     (funcall l "dos-fns")
	     (funcall l "disp-table")	; needed to setup ibm-pc char set,
					; see internal.el
	     ))
       (if (featurep 'lisp-float-type)
           (funcall l "float-sup"))
       (funcall l "itimer") ; for vars auto-save-timeout and auto-gc-threshold
       (if (featurep 'toolbar)
           (funcall l "toolbar")
         (progn
           ;; but still define a few functions.
           (defun toolbar-button-p (obj) "No toolbar support." nil)
           (defun toolbar-specifier-p (obj) "No toolbar support." nil)))
       (if (featurep 'scrollbar)
           (funcall l "scrollbar"))
       (if (featurep 'menubar)
           (funcall l "menubar"))
       (if (featurep 'dialog)
           (funcall l "dialog"))
       (if (featurep 'window-system)
           (progn
	     (funcall l "gui")
             (funcall l "mode-motion")
             (funcall l "mouse")))
       (if (featurep 'x)
           ;; preload the X code, for faster startup.
           (progn
             (if (featurep 'menubar)
                 (progn
                   (funcall l "x-menubar")
                   ;; autoload this.
                   ;;(funcall l "x-font-menu")
                   ))
             (funcall l "x-faces")
             (funcall l "x-iso8859-1")
             (funcall l "x-mouse")
             (funcall l "x-select")
             (if (featurep 'scrollbar)
                 (funcall l "x-scrollbar"))
             (funcall l "x-misc")
             (funcall l "x-init")
             (if (featurep 'toolbar)
                 (funcall l "x-toolbar"))
             ))
        (if (featurep 'tty)
            ;; preload the TTY init code.
            (funcall l "tty-init"))
       (if (featurep 'tooltalk)
           (funcall l "tooltalk/tooltalk-load"))
       (funcall l "vc-hooks")
       (funcall l "ediff-hook")
       (funcall l "fontl-hooks")
       (funcall l "auto-show")
       (if (featurep 'energize)
           (funcall l "energize/energize-load.el"))
       (if (featurep 'sparcworks)
           (funcall l "sunpro/sunpro-load.el"))
     ))) ;; end of call-with-condition-handler


(setq load-warn-when-source-newer nil ; set to t at top of file
      load-warn-when-source-only nil)

(setq debugger 'debug)

(if (or (equal (nth 4 command-line-args) "no-site-file")
	(equal (nth 5 command-line-args) "no-site-file"))
    (setq site-start-file nil))

;;; If you want additional libraries to be preloaded and their
;;; doc strings kept in the DOC file rather than in core,
;;; you may load them with a "site-load.el" file.
;;; But you must also cause them to be scanned when the DOC file
;;; is generated.  For VMS, you must edit ../../vms/makedoc.com.
;;; For other systems, you must edit ../../src/Makefile.in.in.
(if (load "site-load" t)
    (garbage-collect))

;FSFmacs randomness
;(if (fboundp 'x-popup-menu)
;    (precompute-menubar-bindings))
;;; Turn on recording of which commands get rebound,
;;; for the sake of the next call to precompute-menubar-bindings.
;(setq define-key-rebound-commands nil)

;;FSFmacs #### what?
;; Determine which last version number to use
;; based on the executables that now exist.
;(if (and (or (equal (nth 3 command-line-args) "dump")
;	      (equal (nth 4 command-line-args) "dump"))
;	  (not (eq system-type 'ms-dos)))
;    (let* ((base (concat "emacs-" emacs-version "."))
;	    (files (file-name-all-completions base default-directory))
;	    (versions (mapcar (function (lambda (name)
;					  (string-to-int (substring name (length base)))))
;			      files)))
;      (setq emacs-version (format "%s.%d"
;				   emacs-version
;				   (if versions
;				       (1+ (apply 'max versions))
;				     1)))))

;;; Note: all compiled Lisp files loaded above this point
;;; must be among the ones parsed by make-docfile
;;; to construct DOC.  Any that are not processed
;;; for DOC will not have doc strings in the dumped XEmacs.

;;; Don't bother with these if we're running temacs, i.e. if we're
;;; just debugging don't waste time finding doc strings.

(if (or (equal (nth 3 command-line-args) "dump")
	(equal (nth 4 command-line-args) "dump"))
    (progn
      (message "Finding pointers to doc strings...")
      (if (fboundp 'dump-emacs)
	  (let ((name emacs-version))
 	    (string-match " Lucid" name)
 	    (setq name (concat (substring name 0 (match-beginning 0))
 			       (substring name (match-end 0))))
	    (while (string-match "[^-+_.a-zA-Z0-9]+" name)
	      (setq name (concat
			  (downcase (substring name 0 (match-beginning 0)))
			  "-"
			  (substring name (match-end 0)))))
	    (if (string-match "-+\\'" name)
		(setq name (substring name 0 (match-beginning 0))))
	    (if (memq system-type '(ms-dos windows-nt))
		(setq name (expand-file-name
			    (if (fboundp 'make-frame) "DOC-X" "DOC") "../etc"))
	      (setq name (concat (expand-file-name "DOC-" "../lib-src") name))
	      (if (file-exists-p name)
		  (delete-file name))
	      (copy-file (expand-file-name "DOC" "../lib-src") name t))
	    (Snarf-documentation (file-name-nondirectory name)))
	(Snarf-documentation "DOC"))
      (message "Finding pointers to doc strings...done")
      (Verify-documentation)
      ))

;;; Note: You can cause additional libraries to be preloaded
;;; by writing a site-init.el that loads them.
;;; See also "site-load" above.
(if (stringp site-start-file)
    (load "site-init" t))
(setq current-load-list nil)
(garbage-collect)

;;; At this point, we're ready to resume undo recording for scratch.
(buffer-enable-undo "*scratch*")

(if (or (equal (nth 3 command-line-args) "dump")
	(equal (nth 4 command-line-args) "dump"))
    (if (eq system-type 'vax-vms)
	(progn 
	  (setq command-line-args nil)
	  (message "Dumping data as file temacs.dump")
	  (dump-emacs "temacs.dump" "temacs")
	  (kill-emacs))
      (let ((name (concat "emacs-" emacs-version)))
 	(string-match " Lucid" name)
 	(setq name (concat (substring name 0 (match-beginning 0))
 			   (substring name (match-end 0))))
	(while (string-match "[^-+_.a-zA-Z0-9]+" name)
	  (setq name (concat (downcase (substring name 0 (match-beginning 0)))
			     "-"
			     (substring name (match-end 0)))))
	(if (string-match "-+\\'" name)
	    (setq name (substring name 0 (match-beginning 0))))
	(if (eq system-type 'ms-dos)
	    (message "Dumping under the name xemacs")
	  (message "Dumping under names xemacs and %s" name)))
      (condition-case ()
	  (delete-file "xemacs")
	(file-error nil))
      (if (fboundp 'really-free)
	  (really-free))
      ;; Note that FSF used to dump under `xemacs'!
      (dump-emacs "xemacs" "temacs")
      ;This is done automatically.
      ;(message "%d pure bytes used" pure-bytes-used)
      ;; Recompute NAME now, so that it isn't set when we dump.
      (if (not (memq system-type '(ms-dos windows-nt)))
	  (let ((name (concat "emacs-" emacs-version)))
	    (string-match " Lucid" name)
	    (setq name (concat (substring name 0 (match-beginning 0))
			       (substring name (match-end 0))))
	    (while (string-match "[^-+_.a-zA-Z0-9]+" name)
	      (setq name (concat (downcase (substring name 0 
						      (match-beginning 0)))
				 "-"
				 (substring name (match-end 0)))))
	    (if (string-match "-+\\'" name)
		(setq name (substring name 0 (match-beginning 0))))
	    (add-name-to-file "xemacs" name t)))
      (kill-emacs)))

(if (or (equal (nth 3 command-line-args) "run-temacs")
	(equal (nth 4 command-line-args) "run-temacs"))
    (progn
      ;; purify-flag is nil if called from loadup-el.el.
      (if purify-flag
	  (progn
	    (message "\nSnarfing doc...")
	    (Snarf-documentation "DOC")
	    (Verify-documentation)))
      (message "\nBootstrapping from temacs...")
      (setq purify-flag nil)
      (apply #'run-emacs-from-temacs
	     (nthcdr (if (equal (nth 3 command-line-args) "run-temacs")
			 4 5)
		     command-line-args))
      ;; run-emacs-from-temacs doesn't actually return anyway.
      (kill-emacs)))

;;; Avoid error if user loads some more libraries now.
(setq purify-flag nil)

;;; If you are using 'recompile', then you should have used -l loadup-el.el
;;; so that the .el files always get loaded (the .elc files may be out-of-
;;; date or bad).
(if (or (equal (nth 3 command-line-args) "recompile")
	(equal (nth 4 command-line-args) "recompile"))
    (progn
      (let ((command-line-args-left
	     (nthcdr (if (equal (nth 3 command-line-args) "recompile")
			 4 5)
		     command-line-args)))
	(batch-byte-recompile-directory)
	(kill-emacs))))


;;; For machines with CANNOT_DUMP defined in config.h,
;;; this file must be loaded each time XEmacs is run.
;;; So run the startup code now.

;; For machines with CANNOT_DUMP defined in config.h,
;; this file must be loaded each time Emacs is run.
;; So run the startup code now.

(or (fboundp 'dump-emacs)
    (progn
      ;; Avoid loading loadup.el a second time!
      (setq command-line-args (cdr (cdr command-line-args)))
      (eval top-level)))

;;; loadup.el ends here