1 ;;; loadup.el --- load up standardly loaded Lisp files for Emacs
3 ;; Copyright (C) 1985-1986, 1992, 1994, 2001-2013 Free Software
10 ;; This file is part of GNU Emacs.
12 ;; GNU Emacs is free software: you can redistribute it and/or modify
13 ;; it under the terms of the GNU General Public License as published by
14 ;; the Free Software Foundation, either version 3 of the License, or
15 ;; (at your option) any later version.
17 ;; GNU Emacs is distributed in the hope that it will be useful,
18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 ;; GNU General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
27 ;; This is loaded into a bare Emacs to make a dumpable one.
29 ;; If you add/remove Lisp files to be loaded here, consider the
32 ;; i) Any file loaded on any platform should appear in $lisp in src/lisp.mk.
33 ;; Use the .el or .elc version as appropriate.
35 ;; This ensures both that the Lisp files are compiled (if necessary)
36 ;; before the emacs executable is dumped, and that they are passed to
37 ;; make-docfile. (Any that are not processed for DOC will not have
38 ;; doc strings in the dumped Emacs.) Because of this:
40 ;; ii) If the file is loaded uncompiled, it should (where possible)
41 ;; obey the doc-string conventions expected by make-docfile. It
42 ;; should also be added to the uncompiled[] list in make-docfile.c.
46 ;; Add subdirectories to the load-path for files that might get
47 ;; autoloaded when bootstrapping.
48 ;; This is because PATH_DUMPLOADSEARCH is just "../lisp".
49 ;; Note that we reset load-path below just before dumping,
50 ;; since lread.c:init_lread checks for changes to load-path
51 ;; in deciding whether to modify it.
52 (if (or (equal (nth 3 command-line-args
) "bootstrap")
53 (equal (nth 4 command-line-args
) "bootstrap")
54 (equal (nth 3 command-line-args
) "unidata-gen.el")
55 (equal (nth 4 command-line-args
) "unidata-gen-files")
56 ;; In case CANNOT_DUMP.
57 (string-match "src/bootstrap-emacs" (nth 0 command-line-args
)))
58 (let ((dir (car load-path
)))
59 ;; We'll probably overflow the pure space.
60 (setq purify-flag nil
)
61 (setq load-path
(list dir
62 (expand-file-name "emacs-lisp" dir
)
63 (expand-file-name "language" dir
)
64 (expand-file-name "international" dir
)
65 (expand-file-name "textmodes" dir
)))))
67 (if (eq t purify-flag
)
68 ;; Hash consing saved around 11% of pure space in my tests.
69 (setq purify-flag
(make-hash-table :test
'equal
:size
70000)))
71 (message "Using load-path %s" load-path
)
73 (if (or (member (nth 3 command-line-args
) '("dump" "bootstrap"))
74 (member (nth 4 command-line-args
) '("dump" "bootstrap")))
75 ;; To reduce the size of dumped Emacs, we avoid making huge
77 (setq inhibit-load-charset-map t
))
79 ;; We don't want to have any undo records in the dumped Emacs.
80 (set-buffer "*scratch*")
81 (setq buffer-undo-list t
)
83 (load "emacs-lisp/byte-run")
84 (load "emacs-lisp/backquote")
87 ;; Do it after subr, since both after-load-functions and add-hook are
88 ;; implemented in subr.el.
89 (add-hook 'after-load-functions
(lambda (f) (garbage-collect)))
95 (load "emacs-lisp/map-ynp")
96 (load "international/mule")
97 (load "international/mule-conf")
102 (load "window") ; Needed here for `replace-buffer-in-windows'.
103 (setq load-source-file-function
'load-with-code-conversion
)
106 ;; Load-time macro-expansion can only take effect after setting
107 ;; load-source-file-function because of where it is called in lread.c.
108 (load "emacs-lisp/macroexp")
109 (if (byte-code-function-p (symbol-function 'macroexpand-all
))
111 ;; Since loaddefs is not yet loaded, macroexp's uses of pcase will simply
112 ;; fail until pcase is explicitly loaded. This also means that we have to
113 ;; disable eager macro-expansion while loading pcase.
114 (let ((macroexp--pending-eager-loads '(skip)))
115 (load "emacs-lisp/pcase"))
116 ;; Re-load macroexp so as to eagerly macro-expand its uses of pcase.
117 (load "emacs-lisp/macroexp"))
120 (load "faces") ; after here, `defface' may be used.
125 ;; We don't want to store loaddefs.el in the repository because it is
126 ;; a generated file; but it is required in order to compile the lisp files.
127 ;; When bootstrapping, we cannot generate loaddefs.el until an
128 ;; emacs binary has been built. We therefore compromise and keep
129 ;; ldefs-boot.el in the repository. This does not need to be updated
130 ;; as often as the real loaddefs.el would. Bootstrap should always
131 ;; work with ldefs-boot.el. Therefore, Whenever a new autoload cookie
132 ;; gets added that is necessary during bootstrapping, ldefs-boot.el
133 ;; should be updated by overwriting it with an up-to-date copy of
134 ;; loaddefs.el that is uncorrupted by local changes.
135 ;; autogen/update_autogen can be used to periodically update ldefs-boot.
137 ;; Don't get confused if someone compiled this by mistake.
139 ;; In case loaddefs hasn't been generated yet.
140 (file-error (load "ldefs-boot.el")))
142 (load "emacs-lisp/nadvice")
144 (load "abbrev") ;lisp-mode.el and simple.el use define-abbrev-table.
149 (load "jka-cmpr-hook")
151 ;; Any Emacs Lisp source file (*.el) loaded here after can contain
152 ;; multilingual text.
153 (load "international/mule-cmds")
155 ;; This file doesn't exist when building a development version of Emacs
156 ;; from the repository. It is generated just after temacs is built.
157 (load "international/charprop.el" t
)
158 (load "international/characters")
161 ;; Load language-specific files.
162 (load "language/chinese")
163 (load "language/cyrillic")
164 (load "language/indian")
165 (load "language/sinhala")
166 (load "language/english")
167 (load "language/ethiopic")
168 (load "language/european")
169 (load "language/czech")
170 (load "language/slovak")
171 (load "language/romanian")
172 (load "language/greek")
173 (load "language/hebrew")
174 (load "language/japanese")
175 (load "language/korean")
176 (load "language/lao")
177 (load "language/tai-viet")
178 (load "language/thai")
179 (load "language/tibetan")
180 (load "language/vietnamese")
181 (load "language/misc-lang")
182 (load "language/utf-8-lang")
183 (load "language/georgian")
184 (load "language/khmer")
185 (load "language/burmese")
186 (load "language/cham")
190 (load "term/tty-colors")
192 ;; facemenu must be loaded before font-lock, because `facemenu-keymap'
193 ;; needs to be defined when font-lock is loaded.
195 (load "emacs-lisp/syntax")
199 (if (fboundp 'track-mouse
)
202 (and (boundp 'x-toolkit-scroll-bars
)
205 (load "emacs-lisp/timer")
210 (load "emacs-lisp/lisp")
211 (load "textmodes/page")
213 (load "textmodes/paragraphs")
214 (load "progmodes/prog-mode")
215 (load "emacs-lisp/lisp-mode")
216 (load "textmodes/text-mode")
217 (load "textmodes/fill")
221 (load "emacs-lisp/tabulated-list")
224 (if (fboundp 'x-create-frame
)
227 ;; Needed by `imagemagick-register-types'
228 (load "emacs-lisp/regexp-opt")
230 (load "international/fontset")
234 (if (featurep 'dynamic-setting
)
235 (load "dynamic-setting"))
240 (load "term/common-win")
241 (load "term/x-win")))
243 (if (or (eq system-type
'windows-nt
)
246 (load "term/common-win")
248 (load "term/w32-win")
250 (load "w32-common-fns")
251 (when (eq system-type
'windows-nt
)
255 (if (eq system-type
'ms-dos
)
260 ;; Don't load term/common-win: it isn't appropriate for the `pc'
261 ;; ``window system'', which generally behaves like a terminal.
262 (load "term/internal")
265 (load "disp-table"))) ; needed to setup ibm-pc char set, see internal.el
268 (load "term/common-win")
269 (load "term/ns-win")))
270 (if (fboundp 'x-create-frame
)
271 ;; Do it after loading term/foo-win.el since the value of the
272 ;; mouse-wheel-*-event vars depends on those files being loaded or not.
274 ;; Preload some constants and floating point functions.
275 (load "emacs-lisp/float-sup")
278 (load "vc/ediff-hook")
279 (if (not (eq system-type
'ms-dos
)) (load "tooltip"))
281 ;If you want additional libraries to be preloaded and their
282 ;doc strings kept in the DOC file rather than in core,
283 ;you may load them with a "site-load.el" file.
284 ;But you must also cause them to be scanned when the DOC file
286 ;For other systems, you must edit ../src/Makefile.in.
289 ;; Make sure default-directory is unibyte when dumping. This is
290 ;; because we cannot decode and encode it correctly (since the locale
291 ;; environment is not, and should not be, set up). default-directory
292 ;; is used every time we call expand-file-name, which we do in every
293 ;; file primitive. So the only workable solution to support building
294 ;; in non-ASCII directories is to manipulate unibyte strings in the
295 ;; current locale's encoding.
296 (if (and (or (equal (nth 3 command-line-args
) "dump")
297 (equal (nth 4 command-line-args
) "dump")
298 (equal (nth 3 command-line-args
) "bootstrap")
299 (equal (nth 4 command-line-args
) "bootstrap"))
300 (multibyte-string-p default-directory
))
301 (error "default-directory must be unibyte when dumping Emacs!"))
303 ;; Determine which last version number to use
304 ;; based on the executables that now exist.
305 (if (and (or (equal (nth 3 command-line-args
) "dump")
306 (equal (nth 4 command-line-args
) "dump"))
307 (not (eq system-type
'ms-dos
)))
308 (let* ((base (concat "emacs-" emacs-version
"."))
309 (exelen (if (eq system-type
'windows-nt
) -
4))
310 (files (file-name-all-completions base default-directory
))
311 (versions (mapcar (function
314 (substring name
(length base
) exelen
))))
316 (setq emacs-bzr-version
(condition-case nil
(emacs-bzr-get-version)
318 ;; `emacs-version' is a constant, so we shouldn't change it with `setq'.
319 (defconst emacs-version
321 emacs-version
(if versions
(1+ (apply 'max versions
)) 1)))))
324 (message "Finding pointers to doc strings...")
325 (if (or (equal (nth 3 command-line-args
) "dump")
326 (equal (nth 4 command-line-args
) "dump"))
327 (Snarf-documentation "DOC")
329 (Snarf-documentation "DOC")
331 (message "Finding pointers to doc strings...done")
333 ;; Note: You can cause additional libraries to be preloaded
334 ;; by writing a site-init.el that loads them.
335 ;; See also "site-load" above.
337 (setq current-load-list nil
)
339 ;; We keep the load-history data in PURE space.
340 ;; Make sure that the spine of the list is not in pure space because it can
341 ;; be destructively mutated in lread.c:build_load_history.
342 (setq load-history
(mapcar 'purecopy load-history
))
344 (set-buffer-modified-p nil
)
346 ;; reset the load-path. See lread.c:init_lread why.
347 (if (or (equal (nth 3 command-line-args
) "bootstrap")
348 (equal (nth 4 command-line-args
) "bootstrap"))
349 (setcdr load-path nil
))
351 (remove-hook 'after-load-functions
(lambda (f) (garbage-collect)))
353 (setq inhibit-load-charset-map nil
)
357 ;; At this point, we're ready to resume undo recording for scratch.
358 (buffer-enable-undo "*scratch*")
360 (when (hash-table-p purify-flag
)
366 (maphash (lambda (k v
)
368 ((stringp k
) (setq strings
(1+ strings
)))
369 ((vectorp k
) (setq vectors
(1+ vectors
)))
370 ((consp k
) (setq conses
(1+ conses
)))
371 ((byte-code-function-p v
) (setq bytecodes
(1+ bytecodes
)))
372 (t (setq others
(1+ others
)))))
374 (message "Pure-hashed: %d strings, %d vectors, %d conses, %d bytecodes, %d others"
375 strings vectors conses bytecodes others
)))
377 ;; Avoid error if user loads some more libraries now and make sure the
378 ;; hash-consing hash table is GC'd.
379 (setq purify-flag nil
)
381 (if (null (garbage-collect))
382 (setq pure-space-overflow t
))
384 (if (or (member (nth 3 command-line-args
) '("dump" "bootstrap"))
385 (member (nth 4 command-line-args
) '("dump" "bootstrap")))
387 (message "Dumping under the name emacs")
389 (delete-file "emacs")
391 ;; We used to dump under the name xemacs, but that occasionally
392 ;; confused people installing Emacs (they'd install the file
393 ;; under the name `xemacs'), and it's inconsistent with every
394 ;; other GNU program's build process.
395 (dump-emacs "emacs" "temacs")
396 (message "%d pure bytes used" pure-bytes-used
)
397 ;; Recompute NAME now, so that it isn't set when we dump.
398 (if (not (or (eq system-type
'ms-dos
)
399 ;; Don't bother adding another name if we're just
400 ;; building bootstrap-emacs.
401 (equal (nth 3 command-line-args
) "bootstrap")
402 (equal (nth 4 command-line-args
) "bootstrap")))
403 (let ((name (concat "emacs-" emacs-version
))
404 (exe (if (eq system-type
'windows-nt
) ".exe" "")))
405 (while (string-match "[^-+_.a-zA-Z0-9]+" name
)
406 (setq name
(concat (downcase (substring name
0 (match-beginning 0)))
408 (substring name
(match-end 0)))))
409 (setq name
(concat name exe
))
410 (message "Adding name %s" name
)
411 ;; When this runs on Windows, invocation-directory is not
412 ;; necessarily the current directory.
413 (add-name-to-file (expand-file-name (concat "emacs" exe
)
414 invocation-directory
)
415 (expand-file-name name invocation-directory
)
419 ;; For machines with CANNOT_DUMP defined in config.h,
420 ;; this file must be loaded each time Emacs is run.
421 ;; So run the startup code now. First, remove `-l loadup' from args.
423 (if (and (equal (nth 1 command-line-args
) "-l")
424 (equal (nth 2 command-line-args
) "loadup"))
425 (setcdr command-line-args
(nthcdr 3 command-line-args
)))
431 ;; no-byte-compile: t
432 ;; no-update-autoloads: t
435 ;;; loadup.el ends here