lisp/loadup.el

   1 ;;; loadup.el --- load up standardly loaded Lisp files for Emacs.
   2
   3 ;; This is loaded into a bare Emacs to make a dumpable one.
   4 ;; Copyright (C) 1985, 1986, 1992 Free Software Foundation, Inc.
   5
   6 ;; This file is part of GNU Emacs.
   7
   8 ;; GNU Emacs is free software; you can redistribute it and/or modify
   9 ;; it under the terms of the GNU General Public License as published by
  10 ;; the Free Software Foundation; either version 1, or (at your option)
  11 ;; any later version.
  12
  13 ;; GNU Emacs is distributed in the hope that it will be useful,
  14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 ;; GNU General Public License for more details.
  17
  18 ;; You should have received a copy of the GNU General Public License
  19 ;; along with GNU Emacs; see the file COPYING.  If not, write to
  20 ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  21
  22 ;;; We don't want to have any undo records in the dumped Emacs.
  23 (buffer-disable-undo "*scratch*")
  24
  25 (load "subr")
  26 (load "map-ynp")
  27 (garbage-collect)
  28 (load "loaddefs.el")  ;Don't get confused if someone compiled loaddefs by mistake.
  29 (garbage-collect)
  30 (load "simple")
  31 (garbage-collect)
  32 (load "help")
  33 (garbage-collect)
  34 (load "files")
  35 (garbage-collect)
  36 (load "indent")
  37 (load "window")
  38 (garbage-collect)
  39 (if (fboundp 'delete-screen)
  40     (load "screen"))
  41 (load "paths.el")  ;Don't get confused if someone compiled paths by mistake.
  42 (garbage-collect)
  43 (load "startup")
  44 (load "lisp")
  45 (garbage-collect)
  46 (load "page")
  47 (load "register")
  48 (garbage-collect)
  49 (load "paragraphs")
  50 (load "lisp-mode")
  51 (garbage-collect)
  52 (load "text-mode")
  53 (load "fill")
  54 (garbage-collect)
  55 (load "c-mode")
  56 (garbage-collect)
  57 (load "isearch")
  58 (garbage-collect)
  59 (load "replace")
  60 (if (eq system-type 'vax-vms)
  61     (progn
  62       (garbage-collect)
  63       (load "vmsproc")))
  64 (garbage-collect)
  65 (load "abbrev")
  66 (garbage-collect)
  67 (load "buff-menu")
  68 (if (eq system-type 'vax-vms)
  69     (progn
  70       (garbage-collect)
  71       (load "vms-patch")))
  72 (if (fboundp 'atan)     ; preload some constants and
  73     (progn              ; floating pt. functions if
  74       (garbage-collect) ; we have float support.
  75       (load "float-sup")))
  76
  77 ;If you want additional libraries to be preloaded and their
  78 ;doc strings kept in the DOC file rather than in core,
  79 ;you may load them with a "site-load.el" file.
  80 ;But you must also cause them to be scanned when the DOC file
  81 ;is generated.  For VMS, you must edit ../vms/makedoc.com.
  82 ;For other systems, you must edit ../src/ymakefile.
  83 (if (load "site-load" t)
  84     (garbage-collect))
  85
  86 (load "version.el")  ;Don't get confused if someone compiled version.el by mistake.
  87
  88 ;; Note: all compiled Lisp files loaded above this point
  89 ;; must be among the ones parsed by make-docfile
  90 ;; to construct DOC.  Any that are not processed
  91 ;; for DOC will not have doc strings in the dumped Emacs.
  92
  93 (message "Finding pointers to doc strings...")
  94 (if (fboundp 'dump-emacs)
  95     (let ((name emacs-version))
  96       (while (string-match "[^-+_.a-zA-Z0-9]+" name)
  97         (setq name (concat (downcase (substring name 0 (match-beginning 0)))
  98                            "-"
  99                            (substring name (match-end 0)))))
 100       (copy-file (expand-file-name "../etc/DOC")
 101                  (concat (expand-file-name "../etc/DOC-") name)
 102                  t)
 103       (Snarf-documentation (concat "DOC-" name)))
 104     (Snarf-documentation "DOC"))
 105 (message "Finding pointers to doc strings...done")
 106
 107 ;Note: You can cause additional libraries to be preloaded
 108 ;by writing a site-init.el that loads them.
 109 ;See also "site-load" above.
 110 (load "site-init" t)
 111 (garbage-collect)
 112
 113 ;;; At this point, we're ready to resume undo recording for scratch.
 114 (buffer-enable-undo "*scratch*")
 115
 116 (if (or (equal (nth 3 command-line-args) "dump")
 117         (equal (nth 4 command-line-args) "dump"))
 118     (if (eq system-type 'vax-vms)
 119         (progn
 120           (message "Dumping data as file temacs.dump")
 121           (dump-emacs "temacs.dump" "temacs")
 122           (kill-emacs))
 123       (let ((name (concat "emacs-" emacs-version)))
 124         (while (string-match "[^-+_.a-zA-Z0-9]+" name)
 125           (setq name (concat (downcase (substring name 0 (match-beginning 0)))
 126                              "-"
 127                              (substring name (match-end 0)))))
 128         (message "Dumping under names xemacs and %s" name))
 129       (condition-case ()
 130           (delete-file "xemacs")
 131         (file-error nil))
 132       (dump-emacs "xemacs" "temacs")
 133       ;; Recompute NAME now, so that it isn't set when we dump.
 134       (let ((name (concat "emacs-" emacs-version)))
 135         (while (string-match "[^-+_.a-zA-Z0-9]+" name)
 136           (setq name (concat (downcase (substring name 0 (match-beginning 0)))
 137                              "-"
 138                              (substring name (match-end 0)))))
 139         (add-name-to-file "xemacs" name t))
 140       (kill-emacs)))
 141
 142 ;; Avoid error if user loads some more libraries now.
 143 (setq purify-flag nil)
 144
 145 ;; For machines with CANNOT_DUMP defined in config.h,
 146 ;; this file must be loaded each time Emacs is run.
 147 ;; So run the startup code now.
 148
 149 (or (fboundp 'dump-emacs)
 150     (eval top-level))
 151
 152 ;;; loadup.el ends here