xref: /386bsd/usr/local/lib/emacs/19.25/lisp/loadup.el (revision a2142627)
1;;; loadup.el --- load up standardly loaded Lisp files for Emacs.
2
3;; Copyright (C) 1985, 1986, 1992, 1994 Free Software Foundation, Inc.
4
5;; Maintainer: FSF
6;; Keywords: internal
7
8;; This file is part of GNU Emacs.
9
10;; GNU Emacs is free software; you can redistribute it and/or modify
11;; it under the terms of the GNU General Public License as published by
12;; the Free Software Foundation; either version 2, or (at your option)
13;; any later version.
14
15;; GNU Emacs is distributed in the hope that it will be useful,
16;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18;; GNU General Public License for more details.
19
20;; You should have received a copy of the GNU General Public License
21;; along with GNU Emacs; see the file COPYING.  If not, write to
22;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
23
24;;; Commentary:
25
26;; This is loaded into a bare Emacs to make a dumpable one.
27
28;;; Code:
29
30(message "Using load-path %s" load-path)
31
32;;; We don't want to have any undo records in the dumped Emacs.
33(buffer-disable-undo "*scratch*")
34
35(load "subr")
36(garbage-collect)
37(load "byte-run")
38(garbage-collect)
39(load "map-ynp")
40(garbage-collect)
41(load "loaddefs.el")  ;Don't get confused if someone compiled loaddefs by mistake.
42(garbage-collect)
43(load "simple")
44(garbage-collect)
45(load "help")
46(garbage-collect)
47(load "files")
48(garbage-collect)
49(load "indent")
50(garbage-collect)
51(load "window")
52(garbage-collect)
53(if (fboundp 'delete-frame)
54    (progn
55      (load "frame")
56      (load "mouse")
57      (garbage-collect)
58      (load "menu-bar")
59      (load "scroll-bar")
60      (load "select")))
61(garbage-collect)
62(load "paths.el")  ;Don't get confused if someone compiled paths by mistake.
63(garbage-collect)
64(load "startup")
65(garbage-collect)
66(load "lisp")
67(garbage-collect)
68(load "page")
69(garbage-collect)
70(load "register")
71(garbage-collect)
72(load "paragraphs")
73(garbage-collect)
74(load "lisp-mode")
75(garbage-collect)
76(load "text-mode")
77(garbage-collect)
78(load "fill")
79(garbage-collect)
80(load "c-mode")
81(garbage-collect)
82(load "isearch")
83(garbage-collect)
84(load "replace")
85(if (eq system-type 'vax-vms)
86    (progn
87      (garbage-collect)
88      (load "vmsproc")))
89(garbage-collect)
90(load "abbrev")
91(garbage-collect)
92(load "buff-menu")
93(if (eq system-type 'vax-vms)
94    (progn
95      (garbage-collect)
96      (load "vms-patch")))
97(if (eq system-type 'ms-dos)
98    (progn
99      (load "ls-lisp")
100      (garbage-collect)
101      (load "mouse")
102      (garbage-collect)
103      (load "dos-fns")
104      (garbage-collect)
105      (load "disp-table") ; needed to setup ibm-pc char set, see internal.el
106      (garbage-collect)))
107(if (fboundp 'atan)	; preload some constants and
108    (progn		; floating pt. functions if
109      (garbage-collect)	; we have float support.
110      (load "float-sup")))
111(garbage-collect)
112(load "vc-hooks")
113
114;; We specify .el in case someone compiled version.el by mistake.
115(load "version.el")
116
117;If you want additional libraries to be preloaded and their
118;doc strings kept in the DOC file rather than in core,
119;you may load them with a "site-load.el" file.
120;But you must also cause them to be scanned when the DOC file
121;is generated.  For VMS, you must edit ../vms/makedoc.com.
122;For other systems, you must edit ../src/Makefile.in.in.
123(if (load "site-load" t)
124    (garbage-collect))
125
126;; Determine which last version number to use
127;; based on the executables that now exist.
128(if (and (or (equal (nth 3 command-line-args) "dump")
129	     (equal (nth 4 command-line-args) "dump"))
130	 (not (eq system-type 'ms-dos)))
131    (let* ((base (concat "emacs-" emacs-version))
132	   (files (file-name-all-completions base default-directory))
133	   (versions (mapcar (function (lambda (name)
134					 (string-to-int (substring name (1+ (length base))))))
135			     files)))
136      (setq emacs-version (format "%s.%d"
137				  emacs-version
138				  (if versions
139				      (1+ (apply 'max versions))
140				    1)))))
141
142;; Note: all compiled Lisp files loaded above this point
143;; must be among the ones parsed by make-docfile
144;; to construct DOC.  Any that are not processed
145;; for DOC will not have doc strings in the dumped Emacs.
146
147(message "Finding pointers to doc strings...")
148(if (or (equal (nth 3 command-line-args) "dump")
149	(equal (nth 4 command-line-args) "dump"))
150    (let ((name emacs-version))
151      (while (string-match "[^-+_.a-zA-Z0-9]+" name)
152	(setq name (concat (downcase (substring name 0 (match-beginning 0)))
153			   "-"
154			   (substring name (match-end 0)))))
155      (if (eq system-type 'ms-dos)
156	  (setq name (expand-file-name "../etc/DOC"))
157	(setq name (concat (expand-file-name "../etc/DOC-") name))
158	(if (file-exists-p name)
159	    (delete-file name))
160	(copy-file (expand-file-name "../etc/DOC") name t))
161      (Snarf-documentation (file-name-nondirectory name)))
162    (Snarf-documentation "DOC"))
163(message "Finding pointers to doc strings...done")
164
165;Note: You can cause additional libraries to be preloaded
166;by writing a site-init.el that loads them.
167;See also "site-load" above.
168(load "site-init" t)
169(garbage-collect)
170
171;;; At this point, we're ready to resume undo recording for scratch.
172(buffer-enable-undo "*scratch*")
173
174(if (or (equal (nth 3 command-line-args) "dump")
175	(equal (nth 4 command-line-args) "dump"))
176    (if (eq system-type 'vax-vms)
177	(progn
178	  (message "Dumping data as file temacs.dump")
179	  (dump-emacs "temacs.dump" "temacs")
180	  (kill-emacs))
181      (let ((name (concat "emacs-" emacs-version)))
182	(while (string-match "[^-+_.a-zA-Z0-9]+" name)
183	  (setq name (concat (downcase (substring name 0 (match-beginning 0)))
184			     "-"
185			     (substring name (match-end 0)))))
186	(if (eq system-type 'ms-dos)
187	    (message "Dumping under the name emacs")
188	  (message "Dumping under names emacs and %s" name)))
189      (condition-case ()
190	  (delete-file "emacs")
191	(file-error nil))
192      ;; We used to dump under the name xemacs, but that occasionally
193      ;; confused people installing Emacs (they'd install the file
194      ;; under the name `xemacs'), and it's inconsistent with every
195      ;; other GNU product's build process.
196      (dump-emacs "emacs" "temacs")
197      ;; Recompute NAME now, so that it isn't set when we dump.
198      (if (not (eq system-type 'ms-dos))
199	  (let ((name (concat "emacs-" emacs-version)))
200	    (while (string-match "[^-+_.a-zA-Z0-9]+" name)
201	      (setq name (concat (downcase (substring name 0 (match-beginning 0)))
202				 "-"
203				 (substring name (match-end 0)))))
204	    (add-name-to-file "emacs" name t)))
205      (kill-emacs)))
206
207;; Avoid error if user loads some more libraries now.
208(setq purify-flag nil)
209
210;; For machines with CANNOT_DUMP defined in config.h,
211;; this file must be loaded each time Emacs is run.
212;; So run the startup code now.
213
214(or (or (equal (nth 3 command-line-args) "dump")
215	(equal (nth 4 command-line-args) "dump"))
216    (eval top-level))
217
218;;; loadup.el ends here
219