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c88ab9ce ER |
1 | ;;; startup.el --- process Emacs shell arguments |
2 | ||
a3194d03 | 3 | ;; Copyright (C) 1985, 1986, 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
1ca41b97 | 4 | ;; 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. |
eea8d4ef | 5 | |
630cc463 | 6 | ;; Maintainer: FSF |
d7b4d18f | 7 | ;; Keywords: internal |
630cc463 | 8 | |
a726e0d1 JB |
9 | ;; This file is part of GNU Emacs. |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
4746118a | 13 | ;; the Free Software Foundation; either version 2, or (at your option) |
a726e0d1 JB |
14 | ;; any later version. |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
b578f267 | 22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
086add15 LK |
23 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
24 | ;; Boston, MA 02110-1301, USA. | |
a726e0d1 | 25 | |
630cc463 | 26 | ;;; Commentary: |
a726e0d1 | 27 | |
32e51983 EZ |
28 | ;; This file parses the command line and gets Emacs running. Options |
29 | ;; on the command line are handled in precedence order. For priorities | |
30 | ;; see the structure standard_args in the emacs.c file. | |
a726e0d1 | 31 | |
630cc463 ER |
32 | ;;; Code: |
33 | ||
a726e0d1 JB |
34 | (setq top-level '(normal-top-level)) |
35 | ||
42a3e6fa | 36 | (defvar command-line-processed nil |
2879a13b | 37 | "Non-nil once command line has been processed.") |
a726e0d1 | 38 | |
42a3e6fa | 39 | (defgroup initialization nil |
ca3685a3 | 40 | "Emacs start-up procedure." |
42a3e6fa RS |
41 | :group 'internal) |
42 | ||
9c8b2150 | 43 | (defcustom inhibit-splash-screen nil |
249d9683 LT |
44 | "Non-nil inhibits the startup screen. |
45 | It also inhibits display of the initial message in the *scratch* buffer. | |
46 | ||
a726e0d1 | 47 | This is for use in your personal init file, once you are familiar |
9c8b2150 | 48 | with the contents of the startup screen." |
42a3e6fa RS |
49 | :type 'boolean |
50 | :group 'initialization) | |
a726e0d1 | 51 | |
9c8b2150 | 52 | (defvaralias 'inhibit-startup-message 'inhibit-splash-screen) |
1b207153 | 53 | |
42a3e6fa | 54 | (defcustom inhibit-startup-echo-area-message nil |
1d7da582 | 55 | "*Non-nil inhibits the initial startup echo area message. |
42a3e6fa RS |
56 | Setting this variable takes effect |
57 | only if you do it with the customization buffer | |
94487c4e | 58 | or if your `.emacs' file contains a line of this form: |
54a003f7 | 59 | (setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\") |
e5575c06 RS |
60 | If your `.emacs' file is byte-compiled, use the following form instead: |
61 | (eval '(setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\")) | |
1d7da582 | 62 | Thus, someone else using a copy of your `.emacs' file will see |
42a3e6fa RS |
63 | the startup message unless he personally acts to inhibit it." |
64 | :type '(choice (const :tag "Don't inhibit") | |
65 | (string :tag "Enter your user name, to inhibit")) | |
66 | :group 'initialization) | |
1d7da582 | 67 | |
42a3e6fa RS |
68 | (defcustom inhibit-default-init nil |
69 | "*Non-nil inhibits loading the `default' library." | |
70 | :type 'boolean | |
71 | :group 'initialization) | |
a726e0d1 | 72 | |
802a980a GM |
73 | (defcustom inhibit-startup-buffer-menu nil |
74 | "*Non-nil inhibits display of buffer list when more than 2 files are loaded." | |
75 | :type 'boolean | |
76 | :group 'initialization) | |
77 | ||
d7fa5aa2 | 78 | (defvar command-switch-alist nil |
a726e0d1 JB |
79 | "Alist of command-line switches. |
80 | Elements look like (SWITCH-STRING . HANDLER-FUNCTION). | |
5bb54c61 RS |
81 | HANDLER-FUNCTION receives the switch string as its sole argument; |
82 | the remaining command-line args are in the variable `command-line-args-left'.") | |
a726e0d1 | 83 | |
860befc8 RS |
84 | (defvar command-line-args-left nil |
85 | "List of command-line args not yet processed.") | |
86 | ||
a726e0d1 JB |
87 | (defvar command-line-functions nil ;; lrs 7/31/89 |
88 | "List of functions to process unrecognized command-line arguments. | |
89 | Each function should access the dynamically bound variables | |
b4484ea8 | 90 | `argi' (the current argument) and `command-line-args-left' (the remaining |
a726e0d1 | 91 | arguments). The function should return non-nil only if it recognizes and |
b4484ea8 RS |
92 | processes `argi'. If it does so, it may consume successive arguments by |
93 | altering `command-line-args-left' to remove them.") | |
a726e0d1 | 94 | |
09a1077c RS |
95 | (defvar command-line-default-directory nil |
96 | "Default directory to use for command line arguments. | |
97 | This is normally copied from `default-directory' when Emacs starts.") | |
98 | ||
b3afdeb8 RS |
99 | ;;; This is here, rather than in x-win.el, so that we can ignore these |
100 | ;;; options when we are not using X. | |
46cfd295 | 101 | (defconst command-line-x-option-alist |
b3afdeb8 RS |
102 | '(("-bw" 1 x-handle-numeric-switch border-width) |
103 | ("-d" 1 x-handle-display) | |
104 | ("-display" 1 x-handle-display) | |
5676ab57 | 105 | ("-name" 1 x-handle-name-switch) |
2c3fef40 RS |
106 | ("-title" 1 x-handle-switch title) |
107 | ("-T" 1 x-handle-switch title) | |
b3afdeb8 RS |
108 | ("-r" 0 x-handle-switch reverse t) |
109 | ("-rv" 0 x-handle-switch reverse t) | |
110 | ("-reverse" 0 x-handle-switch reverse t) | |
111 | ("-reverse-video" 0 x-handle-switch reverse t) | |
112 | ("-fn" 1 x-handle-switch font) | |
113 | ("-font" 1 x-handle-switch font) | |
188b6a5e EZ |
114 | ("-fs" 0 x-handle-initial-switch fullscreen fullboth) |
115 | ("-fw" 0 x-handle-initial-switch fullscreen fullwidth) | |
116 | ("-fh" 0 x-handle-initial-switch fullscreen fullheight) | |
b3afdeb8 | 117 | ("-ib" 1 x-handle-numeric-switch internal-border-width) |
1f7f78f1 | 118 | ("-g" 1 x-handle-geometry) |
9ff6bda1 | 119 | ("-lsp" 1 x-handle-numeric-switch line-spacing) |
1f7f78f1 | 120 | ("-geometry" 1 x-handle-geometry) |
b3afdeb8 RS |
121 | ("-fg" 1 x-handle-switch foreground-color) |
122 | ("-foreground" 1 x-handle-switch foreground-color) | |
123 | ("-bg" 1 x-handle-switch background-color) | |
124 | ("-background" 1 x-handle-switch background-color) | |
125 | ("-ms" 1 x-handle-switch mouse-color) | |
c755acf3 | 126 | ("-nbi" 0 x-handle-switch icon-type nil) |
b3afdeb8 RS |
127 | ("-iconic" 0 x-handle-iconic) |
128 | ("-xrm" 1 x-handle-xrm-switch) | |
129 | ("-cr" 1 x-handle-switch cursor-color) | |
130 | ("-vb" 0 x-handle-switch vertical-scroll-bars t) | |
131 | ("-hb" 0 x-handle-switch horizontal-scroll-bars t) | |
132 | ("-bd" 1 x-handle-switch) | |
133 | ("--border-width" 1 x-handle-numeric-switch border-width) | |
134 | ("--display" 1 x-handle-display) | |
5676ab57 | 135 | ("--name" 1 x-handle-name-switch) |
7775acb8 | 136 | ("--title" 1 x-handle-switch title) |
b3afdeb8 RS |
137 | ("--reverse-video" 0 x-handle-switch reverse t) |
138 | ("--font" 1 x-handle-switch font) | |
188b6a5e EZ |
139 | ("--fullscreen" 0 x-handle-initial-switch fullscreen fullboth) |
140 | ("--fullwidth" 0 x-handle-initial-switch fullscreen fullwidth) | |
141 | ("--fullheight" 0 x-handle-initial-switch fullscreen fullheight) | |
b3afdeb8 | 142 | ("--internal-border" 1 x-handle-numeric-switch internal-border-width) |
1f7f78f1 | 143 | ("--geometry" 1 x-handle-geometry) |
b3afdeb8 RS |
144 | ("--foreground-color" 1 x-handle-switch foreground-color) |
145 | ("--background-color" 1 x-handle-switch background-color) | |
146 | ("--mouse-color" 1 x-handle-switch mouse-color) | |
1c1db08a | 147 | ("--no-bitmap-icon" 0 x-handle-switch icon-type nil) |
b3afdeb8 RS |
148 | ("--iconic" 0 x-handle-iconic) |
149 | ("--xrm" 1 x-handle-xrm-switch) | |
150 | ("--cursor-color" 1 x-handle-switch cursor-color) | |
151 | ("--vertical-scroll-bars" 0 x-handle-switch vertical-scroll-bars t) | |
9ff6bda1 | 152 | ("--line-spacing" 1 x-handle-numeric-switch line-spacing) |
7f944e8e | 153 | ("--border-color" 1 x-handle-switch border-color) |
ca57f55d | 154 | ("--smid" 1 x-handle-smid)) |
b3afdeb8 RS |
155 | "Alist of X Windows options. |
156 | Each element has the form | |
157 | (NAME NUMARGS HANDLER FRAME-PARAM VALUE) | |
158 | where NAME is the option name string, NUMARGS is the number of arguments | |
159 | that the option accepts, HANDLER is a function to call to handle the option. | |
160 | FRAME-PARAM (optional) is the frame parameter this option specifies, | |
161 | and VALUE is the value which is given to that frame parameter | |
162 | \(most options use the argument for this, so VALUE is not present).") | |
163 | ||
e3bd99f5 | 164 | (defvar before-init-hook nil |
db3f571a | 165 | "Normal hook run after handling urgent options but before loading init files.") |
3fc958a4 | 166 | |
e3bd99f5 | 167 | (defvar after-init-hook nil |
db3f571a KH |
168 | "Normal hook run after loading the init files, `~/.emacs' and `default.el'. |
169 | There is no `condition-case' around the running of these functions; | |
170 | therefore, if you set `debug-on-error' non-nil in `.emacs', | |
171 | an error in one of these functions will invoke the debugger.") | |
172 | ||
173 | (defvar emacs-startup-hook nil | |
174 | "Normal hook run after loading init files and handling the command line.") | |
e3bd99f5 | 175 | |
a726e0d1 | 176 | (defvar term-setup-hook nil |
db3f571a KH |
177 | "Normal hook run after loading terminal-specific Lisp code. |
178 | It also follows `emacs-startup-hook'. This hook exists for users to set, | |
a726e0d1 JB |
179 | so as to override the definitions made by the terminal-specific file. |
180 | Emacs never sets this variable itself.") | |
181 | ||
deebb0e9 RS |
182 | (defvar inhibit-startup-hooks nil |
183 | "Non-nil means don't run `term-setup-hook' and `emacs-startup-hook'. | |
184 | This is because we already did so.") | |
185 | ||
a726e0d1 | 186 | (defvar keyboard-type nil |
b4484ea8 | 187 | "The brand of keyboard you are using. |
9ab281f0 JB |
188 | This variable is used to define the proper function and keypad |
189 | keys for use under X. It is used in a fashion analogous to the | |
190 | environment variable TERM.") | |
a726e0d1 JB |
191 | |
192 | (defvar window-setup-hook nil | |
b4484ea8 RS |
193 | "Normal hook run to initialize window system display. |
194 | Emacs runs this hook after processing the command line arguments and loading | |
195 | the user's init file.") | |
a726e0d1 | 196 | |
42a3e6fa RS |
197 | (defcustom initial-major-mode 'lisp-interaction-mode |
198 | "Major mode command symbol to use for the initial *scratch* buffer." | |
ce2f921e | 199 | :type 'function |
42a3e6fa | 200 | :group 'initialization) |
a726e0d1 | 201 | |
ecbff273 | 202 | (defvar init-file-user nil |
a726e0d1 | 203 | "Identity of user whose `.emacs' file is or was read. |
d7fa5aa2 RS |
204 | The value is nil if `-q' or `--no-init-file' was specified, |
205 | meaning do not load any init file. | |
206 | ||
d3a81eee EZ |
207 | Otherwise, the value may be an empty string, meaning |
208 | use the init file for the user who originally logged in, | |
209 | or it may be a string containing a user's name meaning | |
210 | use that person's init file. | |
a726e0d1 | 211 | |
2bdfaa42 KH |
212 | In either of the latter cases, `(concat \"~\" init-file-user \"/\")' |
213 | evaluates to the name of the directory where the `.emacs' file was | |
13fce4e6 RS |
214 | looked for. |
215 | ||
216 | Setting `init-file-user' does not prevent Emacs from loading | |
ecbff273 | 217 | `site-start.el'. The only way to do that is to use `--no-site-file'.") |
a726e0d1 | 218 | |
42a3e6fa | 219 | (defcustom site-run-file "site-start" |
b7444d31 RS |
220 | "File containing site-wide run-time initializations. |
221 | This file is loaded at run-time before `~/.emacs'. It contains inits | |
222 | that need to be in place for the entire site, but which, due to their | |
fcaf7de9 | 223 | higher incidence of change, don't make sense to load into Emacs's |
b7444d31 | 224 | dumped image. Thus, the run-time load order is: 1. file described in |
13fce4e6 RS |
225 | this variable, if non-nil; 2. `~/.emacs'; 3. `default.el'. |
226 | ||
227 | Don't use the `site-start.el' file for things some users may not like. | |
228 | Put them in `default.el' instead, so that users can more easily | |
229 | override them. Users can prevent loading `default.el' with the `-q' | |
230 | option or by setting `inhibit-default-init' in their own init files, | |
231 | but inhibiting `site-start.el' requires `--no-site-file', which | |
842a1eac RS |
232 | is less convenient. |
233 | ||
234 | This variable is defined for customization so as to make | |
235 | it visible in the relevant context. However, actually customizing it | |
236 | is not allowed, since it would not work anyway. The only way to set | |
9ab281f0 | 237 | this variable usefully is to set it while building and dumping Emacs." |
93812130 | 238 | :type '(choice (const :tag "none" nil) string) |
842a1eac RS |
239 | :group 'initialization |
240 | :initialize 'custom-initialize-default | |
241 | :set '(lambda (variable value) | |
242 | (error "Customizing `site-run-file' does not work"))) | |
b7444d31 | 243 | |
42a3e6fa RS |
244 | (defcustom mail-host-address nil |
245 | "*Name of this machine, for purposes of naming users." | |
246 | :type '(choice (const nil) string) | |
247 | :group 'mail) | |
c13fbb62 | 248 | |
680ebfa6 | 249 | (defcustom user-mail-address (if command-line-processed |
cee0c996 EZ |
250 | (or (getenv "EMAIL") |
251 | (concat (user-login-name) "@" | |
252 | (or mail-host-address | |
253 | (system-name)))) | |
680ebfa6 RS |
254 | ;; Empty string means "not set yet". |
255 | "") | |
452e9090 | 256 | "*Full mailing address of this user. |
cee0c996 EZ |
257 | This is initialized with environment variable `EMAIL' or, as a |
258 | fallback, using `mail-host-address'. This is done after your | |
259 | init file is read, in case it sets `mail-host-address'." | |
42a3e6fa RS |
260 | :type 'string |
261 | :group 'mail) | |
c10d1f06 | 262 | |
42a3e6fa | 263 | (defcustom auto-save-list-file-prefix |
73f13e5a GM |
264 | (cond ((eq system-type 'ms-dos) |
265 | ;; MS-DOS cannot have initial dot, and allows only 8.3 names | |
4b33deaa | 266 | "~/_emacs.d/auto-save.list/_s") |
73f13e5a GM |
267 | (t |
268 | "~/.emacs.d/auto-save-list/.saves-")) | |
cdee38c3 KH |
269 | "Prefix for generating `auto-save-list-file-name'. |
270 | This is used after reading your `.emacs' file to initialize | |
271 | `auto-save-list-file-name', by appending Emacs's pid and the system name, | |
272 | if you have not already set `auto-save-list-file-name' yourself. | |
73f13e5a | 273 | Directories in the prefix will be created if necessary. |
cdee38c3 | 274 | Set this to nil if you want to prevent `auto-save-list-file-name' |
42a3e6fa | 275 | from being initialized." |
3671f444 KH |
276 | :type '(choice (const :tag "Don't record a session's auto save list" nil) |
277 | string) | |
42a3e6fa | 278 | :group 'auto-save) |
2e05d063 | 279 | |
e2c60824 KS |
280 | (defvar emacs-quick-startup nil) |
281 | ||
dc58296d RS |
282 | (defvar emacs-basic-display nil) |
283 | ||
a726e0d1 JB |
284 | (defvar init-file-debug nil) |
285 | ||
5b309ebf RS |
286 | (defvar init-file-had-error nil |
287 | "Non-nil if there was an error loading the user's init file.") | |
52320897 | 288 | |
95eada65 RS |
289 | (defvar normal-top-level-add-subdirs-inode-list nil) |
290 | ||
178b4542 JL |
291 | (defvar no-blinking-cursor nil) |
292 | ||
0a480f3d RS |
293 | (defvar default-frame-background-mode) |
294 | ||
b693e375 RS |
295 | (defvar pure-space-overflow nil |
296 | "Non-nil if building Emacs overflowed pure space.") | |
297 | ||
859e15c1 | 298 | (defun normal-top-level-add-subdirs-to-load-path () |
0412d833 RS |
299 | "Add all subdirectories of current directory to `load-path'. |
300 | More precisely, this uses only the subdirectories whose names | |
f734a13e DL |
301 | start with letters or digits; it excludes any subdirectory named `RCS' |
302 | or `CVS', and any subdirectory that contains a file named `.nosearch'." | |
f1180544 | 303 | (let (dirs |
95eada65 | 304 | attrs |
859e15c1 KH |
305 | (pending (list default-directory))) |
306 | ;; This loop does a breadth-first tree walk on DIR's subtree, | |
307 | ;; putting each subdir into DIRS as its contents are examined. | |
308 | (while pending | |
4e0a3971 | 309 | (push (pop pending) dirs) |
722a451d EZ |
310 | (let* ((this-dir (car dirs)) |
311 | (contents (directory-files this-dir)) | |
312 | (default-directory this-dir) | |
fcaf7de9 SM |
313 | (canonicalized (if (fboundp 'untranslated-canonical-name) |
314 | (untranslated-canonical-name this-dir)))) | |
722a451d EZ |
315 | ;; The Windows version doesn't report meaningful inode |
316 | ;; numbers, so use the canonicalized absolute file name of the | |
317 | ;; directory instead. | |
318 | (setq attrs (or canonicalized | |
319 | (nthcdr 10 (file-attributes this-dir)))) | |
95eada65 | 320 | (unless (member attrs normal-top-level-add-subdirs-inode-list) |
4e0a3971 SM |
321 | (push attrs normal-top-level-add-subdirs-inode-list) |
322 | (dolist (file contents) | |
c4a40544 | 323 | ;; The lower-case variants of RCS and CVS are for DOS/Windows. |
4e0a3971 SM |
324 | (unless (member file '("." ".." "RCS" "CVS" "rcs" "cvs")) |
325 | (when (and (string-match "\\`[[:alnum:]]" file) | |
9d1fb179 RS |
326 | ;; Avoid doing a `stat' when it isn't necessary |
327 | ;; because that can cause trouble when an NFS server | |
328 | ;; is down. | |
4e0a3971 SM |
329 | (not (string-match "\\.elc?\\'" file)) |
330 | (file-directory-p file)) | |
331 | (let ((expanded (expand-file-name file))) | |
95eada65 RS |
332 | (unless (file-exists-p (expand-file-name ".nosearch" |
333 | expanded)) | |
4e0a3971 | 334 | (setq pending (nconc pending (list expanded))))))))))) |
bb15e81a | 335 | (normal-top-level-add-to-load-path (cdr (nreverse dirs))))) |
859e15c1 | 336 | |
537b6e4e RS |
337 | ;; This function is called from a subdirs.el file. |
338 | ;; It assumes that default-directory is the directory | |
339 | ;; in which the subdirs.el file exists, | |
340 | ;; and it adds to load-path the subdirs of that directory | |
341 | ;; as specified in DIRS. Normally the elements of DIRS are relative. | |
e87a7309 | 342 | (defun normal-top-level-add-to-load-path (dirs) |
cd1c10f6 RS |
343 | (let ((tail load-path) |
344 | (thisdir (directory-file-name default-directory))) | |
345 | (while (and tail | |
138e541f GM |
346 | ;;Don't go all the way to the nil terminator. |
347 | (cdr tail) | |
cd1c10f6 RS |
348 | (not (equal thisdir (car tail))) |
349 | (not (and (memq system-type '(ms-dos windows-nt)) | |
350 | (equal (downcase thisdir) (downcase (car tail)))))) | |
351 | (setq tail (cdr tail))) | |
138e541f GM |
352 | ;;Splice the new section in. |
353 | (when tail | |
354 | (setcdr tail (append (mapcar 'expand-file-name dirs) (cdr tail)))))) | |
e87a7309 | 355 | |
a726e0d1 JB |
356 | (defun normal-top-level () |
357 | (if command-line-processed | |
358 | (message "Back to top level.") | |
359 | (setq command-line-processed t) | |
8d4c2221 RS |
360 | ;; Give *Messages* the same default-directory as *scratch*, |
361 | ;; just to keep things predictable. | |
362 | (let ((dir default-directory)) | |
fcaf7de9 | 363 | (with-current-buffer "*Messages*" |
8d4c2221 | 364 | (setq default-directory dir))) |
9715399e MR |
365 | ;; `user-full-name' is now known; reset its standard-value here. |
366 | (put 'user-full-name 'standard-value | |
367 | (list (default-value 'user-full-name))) | |
80d71556 KH |
368 | ;; For root, preserve owner and group when editing files. |
369 | (if (equal (user-uid) 0) | |
370 | (setq backup-by-copying-when-mismatch t)) | |
e87a7309 RS |
371 | ;; Look in each dir in load-path for a subdirs.el file. |
372 | ;; If we find one, load it, which will add the appropriate subdirs | |
373 | ;; of that dir into load-path, | |
357438eb KH |
374 | ;; Look for a leim-list.el file too. Loading it will register |
375 | ;; available input methods. | |
b6666b5f SM |
376 | (let ((tail load-path) dir) |
377 | (while tail | |
378 | (setq dir (car tail)) | |
379 | (let ((default-directory dir)) | |
380 | (load (expand-file-name "subdirs.el") t t t)) | |
381 | (let ((default-directory dir)) | |
382 | (load (expand-file-name "leim-list.el") t t t)) | |
383 | ;; We don't use a dolist loop and we put this "setq-cdr" command at | |
384 | ;; the end, because the subdirs.el files may add elements to the end | |
385 | ;; of load-path and we want to take it into account. | |
386 | (setq tail (cdr tail)))) | |
fcaf7de9 SM |
387 | (unless (eq system-type 'vax-vms) |
388 | ;; If the PWD environment variable isn't accurate, delete it. | |
389 | (let ((pwd (getenv "PWD"))) | |
390 | (and (stringp pwd) | |
391 | ;; Use FOO/., so that if FOO is a symlink, file-attributes | |
392 | ;; describes the directory linked to, not FOO itself. | |
393 | (or (equal (file-attributes | |
394 | (concat (file-name-as-directory pwd) ".")) | |
395 | (file-attributes | |
396 | (concat (file-name-as-directory default-directory) | |
397 | "."))) | |
398 | (setq process-environment | |
399 | (delete (concat "PWD=" pwd) | |
400 | process-environment)))))) | |
492878e4 | 401 | (setq default-directory (abbreviate-file-name default-directory)) |
6f2c86fa KH |
402 | (let ((menubar-bindings-done nil)) |
403 | (unwind-protect | |
404 | (command-line) | |
405 | ;; Do this again, in case .emacs defined more abbreviations. | |
406 | (setq default-directory (abbreviate-file-name default-directory)) | |
b3c7c12c RS |
407 | ;; Specify the file for recording all the auto save files of this session. |
408 | ;; This is used by recover-session. | |
cdee38c3 KH |
409 | (or auto-save-list-file-name |
410 | (and auto-save-list-file-prefix | |
411 | (setq auto-save-list-file-name | |
1f7f78f1 RS |
412 | ;; Under MS-DOS our PID is almost always reused between |
413 | ;; Emacs invocations. We need something more unique. | |
4b33deaa EZ |
414 | (cond ((eq system-type 'ms-dos) |
415 | ;; We are going to access the auto-save | |
416 | ;; directory, so make sure it exists. | |
417 | (make-directory | |
418 | (file-name-directory auto-save-list-file-prefix) | |
419 | t) | |
f1180544 | 420 | (concat |
4b33deaa EZ |
421 | (make-temp-name |
422 | (expand-file-name | |
423 | auto-save-list-file-prefix)) | |
424 | "~")) | |
425 | (t | |
426 | (expand-file-name | |
427 | (format "%s%d-%s~" | |
428 | auto-save-list-file-prefix | |
429 | (emacs-pid) | |
430 | (system-name)))))))) | |
deebb0e9 RS |
431 | (unless inhibit-startup-hooks |
432 | (run-hooks 'emacs-startup-hook) | |
433 | (and term-setup-hook | |
434 | (run-hooks 'term-setup-hook))) | |
6a1e7d67 GM |
435 | |
436 | ;; Don't do this if we failed to create the initial frame, | |
437 | ;; for instance due to a dense colormap. | |
538ef02a GM |
438 | (when (or frame-initial-frame |
439 | ;; If frame-initial-frame has no meaning, do this anyway. | |
440 | (not (and window-system | |
441 | (not noninteractive) | |
442 | (not (eq window-system 'pc))))) | |
6a1e7d67 GM |
443 | ;; Modify the initial frame based on what .emacs puts into |
444 | ;; ...-frame-alist. | |
445 | (if (fboundp 'frame-notice-user-settings) | |
446 | (frame-notice-user-settings)) | |
447 | (if (fboundp 'frame-set-background-mode) | |
448 | ;; Set the faces for the initial background mode even if | |
449 | ;; frame-notice-user-settings didn't (such as on a tty). | |
450 | ;; frame-set-background-mode is idempotent, so it won't | |
451 | ;; cause any harm if it's already been done. | |
61b91ad1 | 452 | (let ((frame (selected-frame)) |
6a1e7d67 GM |
453 | term) |
454 | (when (and (null window-system) | |
61b91ad1 JL |
455 | ;; Don't override default set by files in lisp/term. |
456 | (null default-frame-background-mode) | |
6a1e7d67 GM |
457 | (let ((bg (frame-parameter frame 'background-color))) |
458 | (or (null bg) | |
61b91ad1 JL |
459 | (member bg '(unspecified "unspecified-bg" |
460 | "unspecified-fg"))))) | |
461 | ||
6a1e7d67 | 462 | (setq term (getenv "TERM")) |
818cd248 EZ |
463 | ;; Some files in lisp/term do a better job with the |
464 | ;; background mode, but we leave this here anyway, in | |
465 | ;; case they remove those files. | |
6a1e7d67 GM |
466 | (if (string-match "^\\(xterm\\|rxvt\\|dtterm\\|eterm\\)" |
467 | term) | |
61b91ad1 | 468 | (setq default-frame-background-mode 'light))) |
6a1e7d67 | 469 | (frame-set-background-mode (selected-frame))))) |
13ab33c4 | 470 | |
6f2c86fa KH |
471 | ;; Now we know the user's default font, so add it to the menu. |
472 | (if (fboundp 'font-menu-add-default) | |
473 | (font-menu-add-default)) | |
474 | (and window-setup-hook | |
475 | (run-hooks 'window-setup-hook)) | |
476 | (or menubar-bindings-done | |
66c24e1e EZ |
477 | (if (display-popup-menus-p) |
478 | (precompute-menubar-bindings))))))) | |
6f2c86fa KH |
479 | |
480 | ;; Precompute the keyboard equivalents in the menu bar items. | |
481 | (defun precompute-menubar-bindings () | |
365636dc RS |
482 | (let ((submap (lookup-key global-map [menu-bar]))) |
483 | (while submap | |
484 | (and (consp (car submap)) | |
485 | (symbolp (car (car submap))) | |
486 | (stringp (car-safe (cdr (car submap)))) | |
487 | (keymapp (cdr (cdr (car submap)))) | |
a18042d7 RS |
488 | (progn |
489 | (x-popup-menu nil (cdr (cdr (car submap)))) | |
490 | (if purify-flag | |
491 | (garbage-collect)))) | |
365636dc | 492 | (setq submap (cdr submap)))) |
5b61c6a7 | 493 | (setq define-key-rebound-commands t)) |
a726e0d1 | 494 | |
c381f482 EZ |
495 | ;; Command-line options supported by tty's: |
496 | (defconst tty-long-option-alist | |
8957d2bf EZ |
497 | '(("--name" . "-name") |
498 | ("--title" . "-T") | |
499 | ("--reverse-video" . "-reverse") | |
c381f482 | 500 | ("--foreground-color" . "-fg") |
8957d2bf EZ |
501 | ("--background-color" . "-bg") |
502 | ("--color" . "-color"))) | |
c381f482 | 503 | |
b66b6aeb GM |
504 | (defconst tool-bar-images-pixel-height 24 |
505 | "Height in pixels of images in the tool bar.") | |
506 | ||
3a55d3d0 JR |
507 | (defvar tool-bar-originally-present nil |
508 | "Non-nil if tool-bars are present before user and site init files are read.") | |
509 | ||
bca8c7be | 510 | ;; Handle the X-like command-line arguments "-fg", "-bg", "-name", etc. |
c381f482 | 511 | (defun tty-handle-args (args) |
bca8c7be | 512 | (let (rest) |
c381f482 EZ |
513 | (message "%s" args) |
514 | (while (and args | |
515 | (not (equal (car args) "--"))) | |
bca8c7be MS |
516 | (let* ((argi (pop args)) |
517 | (orig-argi argi) | |
518 | argval completion) | |
c381f482 EZ |
519 | ;; Check for long options with attached arguments |
520 | ;; and separate out the attached option argument into argval. | |
bca8c7be MS |
521 | (when (string-match "^\\(--[^=]*\\)=" argi) |
522 | (setq argval (substring argi (match-end 0)) | |
523 | argi (match-string 1 argi))) | |
524 | (when (string-match "^--" argi) | |
525 | (setq completion (try-completion argi tty-long-option-alist)) | |
c381f482 EZ |
526 | (if (eq completion t) |
527 | ;; Exact match for long option. | |
bca8c7be | 528 | (setq argi (cdr (assoc argi tty-long-option-alist))) |
c381f482 EZ |
529 | (if (stringp completion) |
530 | (let ((elt (assoc completion tty-long-option-alist))) | |
531 | ;; Check for abbreviated long option. | |
532 | (or elt | |
bca8c7be MS |
533 | (error "Option `%s' is ambiguous" argi)) |
534 | (setq argi (cdr elt))) | |
c381f482 | 535 | ;; Check for a short option. |
bca8c7be MS |
536 | (setq argval nil |
537 | argi orig-argi)))) | |
538 | (cond ((member argi '("-fg" "-foreground")) | |
539 | (push (cons 'foreground-color (or argval (pop args))) | |
540 | default-frame-alist)) | |
541 | ((member argi '("-bg" "-background")) | |
542 | (push (cons 'background-color (or argval (pop args))) | |
543 | default-frame-alist)) | |
544 | ((member argi '("-T" "-name")) | |
545 | (unless argval (setq argval (pop args))) | |
546 | (push (cons 'title | |
547 | (if (stringp argval) | |
548 | argval | |
549 | (let ((case-fold-search t) | |
550 | i) | |
551 | (setq argval (invocation-name)) | |
552 | ||
553 | ;; Change any . or * characters in name to | |
554 | ;; hyphens, so as to emulate behavior on X. | |
555 | (while | |
556 | (setq i (string-match "[.*]" argval)) | |
557 | (aset argval i ?-)) | |
558 | argval))) | |
559 | default-frame-alist)) | |
560 | ((member argi '("-r" "-rv" "-reverse")) | |
561 | (push '(reverse . t) | |
562 | default-frame-alist)) | |
563 | ((equal argi "-color") | |
564 | (unless argval (setq argval 8)) ; default --color means 8 ANSI colors | |
565 | (push (cons 'tty-color-mode | |
566 | (cond | |
567 | ((numberp argval) argval) | |
568 | ((string-match "-?[0-9]+" argval) | |
569 | (string-to-number argval)) | |
570 | (t (intern argval)))) | |
571 | default-frame-alist)) | |
572 | (t | |
573 | (push argi rest))))) | |
574 | (nreverse rest))) | |
c381f482 | 575 | |
a726e0d1 | 576 | (defun command-line () |
09a1077c RS |
577 | (setq command-line-default-directory default-directory) |
578 | ||
849eedba | 579 | ;; Choose a reasonable location for temporary files. |
a3194d03 | 580 | (custom-reevaluate-setting 'temporary-file-directory) |
51db08eb | 581 | (custom-reevaluate-setting 'small-temporary-file-directory) |
a3194d03 | 582 | (custom-reevaluate-setting 'auto-save-file-name-transforms) |
849eedba | 583 | |
74f2ab06 | 584 | ;; See if we should import version-control from the environment variable. |
a726e0d1 JB |
585 | (let ((vc (getenv "VERSION_CONTROL"))) |
586 | (cond ((eq vc nil)) ;don't do anything if not set | |
bca8c7be | 587 | ((member vc '("t" "numbered")) |
a726e0d1 | 588 | (setq version-control t)) |
bca8c7be | 589 | ((member vc '("nil" "existing")) |
a726e0d1 | 590 | (setq version-control nil)) |
bca8c7be | 591 | ((member vc '("never" "simple")) |
a726e0d1 JB |
592 | (setq version-control 'never)))) |
593 | ||
79058860 JB |
594 | ;;! This has been commented out; I currently find the behavior when |
595 | ;;! split-window-keep-point is nil disturbing, but if I can get used | |
596 | ;;! to it, then it would be better to eliminate the option. | |
597 | ;;! ;; Choose a good default value for split-window-keep-point. | |
598 | ;;! (setq split-window-keep-point (> baud-rate 2400)) | |
f35fe3c6 | 599 | |
d4308a4d EZ |
600 | ;; Set the default strings to display in mode line for |
601 | ;; end-of-line formats that aren't native to this platform. | |
602 | (cond | |
603 | ((memq system-type '(ms-dos windows-nt emx)) | |
bca8c7be MS |
604 | (setq eol-mnemonic-unix "(Unix)" |
605 | eol-mnemonic-mac "(Mac)")) | |
bde61f8b EZ |
606 | ;; Both Mac and Unix EOLs are now "native" on Mac OS so keep the |
607 | ;; abbreviated strings `/' and `:' set in coding.c for them. | |
608 | ((eq system-type 'macos) | |
609 | (setq eol-mnemonic-dos "(DOS)")) | |
bca8c7be MS |
610 | (t ; this is for Unix/GNU/Linux systems |
611 | (setq eol-mnemonic-dos "(DOS)" | |
612 | eol-mnemonic-mac "(Mac)"))) | |
d4308a4d | 613 | |
a726e0d1 | 614 | ;; Read window system's init file if using a window system. |
1ed14cfd RS |
615 | (condition-case error |
616 | (if (and window-system (not noninteractive)) | |
617 | (load (concat term-file-prefix | |
618 | (symbol-name window-system) | |
619 | "-win") | |
620 | ;; Every window system should have a startup file; | |
621 | ;; barf if we can't find it. | |
622 | nil t)) | |
623 | ;; If we can't read it, print the error message and exit. | |
624 | (error | |
2677ad61 RS |
625 | (princ |
626 | (if (eq (car error) 'error) | |
627 | (apply 'concat (cdr error)) | |
628 | (if (memq 'file-error (get (car error) 'error-conditions)) | |
629 | (format "%s: %s" | |
bca8c7be MS |
630 | (nth 1 error) |
631 | (mapconcat (lambda (obj) (prin1-to-string obj t)) | |
632 | (cdr (cdr error)) ", ")) | |
2677ad61 | 633 | (format "%s: %s" |
bca8c7be MS |
634 | (get (car error) 'error-message) |
635 | (mapconcat (lambda (obj) (prin1-to-string obj t)) | |
636 | (cdr error) ", ")))) | |
2677ad61 | 637 | 'external-debugging-output) |
27f5188c | 638 | (terpri 'external-debugging-output) |
2677ad61 | 639 | (setq window-system nil) |
1ed14cfd | 640 | (kill-emacs))) |
a726e0d1 | 641 | |
c381f482 | 642 | ;; Windowed displays do this inside their *-win.el. |
bca8c7be | 643 | (unless (or (display-graphic-p) noninteractive) |
c381f482 EZ |
644 | (setq command-line-args (tty-handle-args command-line-args))) |
645 | ||
640a9cdd JR |
646 | (set-locale-environment nil) |
647 | ||
4b816985 | 648 | ;; Convert preloaded file names to absolute. |
9c8b2150 | 649 | (let ((lisp-dir |
33d74677 AM |
650 | (file-truename |
651 | (file-name-directory | |
652 | (locate-file "simple" load-path | |
653 | (get-load-suffixes)))))) | |
9c8b2150 RS |
654 | |
655 | (setq load-history | |
656 | (mapcar (lambda (elt) | |
657 | (if (and (stringp (car elt)) | |
658 | (not (file-name-absolute-p (car elt)))) | |
659 | (cons (concat lisp-dir | |
33d74677 | 660 | (car elt)) |
9c8b2150 RS |
661 | (cdr elt)) |
662 | elt)) | |
663 | load-history))) | |
4b816985 | 664 | |
c16eb7b0 RS |
665 | ;; Convert the arguments to Emacs internal representation. |
666 | (let ((args (cdr command-line-args))) | |
667 | (while args | |
668 | (setcar args | |
669 | (decode-coding-string (car args) locale-coding-system t)) | |
bca8c7be | 670 | (pop args))) |
c16eb7b0 | 671 | |
03e3c30a JB |
672 | (let ((done nil) |
673 | (args (cdr command-line-args))) | |
674 | ||
a726e0d1 JB |
675 | ;; Figure out which user's init file to load, |
676 | ;; either from the environment or from the options. | |
677 | (setq init-file-user (if noninteractive nil (user-login-name))) | |
678 | ;; If user has not done su, use current $HOME to find .emacs. | |
bca8c7be MS |
679 | (and init-file-user |
680 | (equal init-file-user (user-real-login-name)) | |
a726e0d1 | 681 | (setq init-file-user "")) |
03e3c30a JB |
682 | |
683 | ;; Process the command-line args, and delete the arguments | |
684 | ;; processed. This is consistent with the way main in emacs.c | |
685 | ;; does things. | |
a726e0d1 | 686 | (while (and (not done) args) |
9ab281f0 JB |
687 | (let* ((longopts '(("--no-init-file") ("--no-site-file") ("--debug-init") |
688 | ("--user") ("--iconic") ("--icon-type") ("--quick") | |
689 | ("--no-blinking-cursor") ("--basic-display"))) | |
bca8c7be MS |
690 | (argi (pop args)) |
691 | (orig-argi argi) | |
692 | argval) | |
452e9090 | 693 | ;; Handle --OPTION=VALUE format. |
bca8c7be | 694 | (when (string-match "^\\(--[^=]*\\)=" argi) |
1b207153 | 695 | (setq argval (substring argi (match-end 0)) |
bca8c7be | 696 | argi (match-string 1 argi))) |
1b207153 CW |
697 | (unless (equal argi "--") |
698 | (let ((completion (try-completion argi longopts))) | |
699 | (if (eq completion t) | |
700 | (setq argi (substring argi 1)) | |
701 | (if (stringp completion) | |
702 | (let ((elt (assoc completion longopts))) | |
703 | (or elt | |
704 | (error "Option `%s' is ambiguous" argi)) | |
705 | (setq argi (substring (car elt) 1))) | |
bca8c7be MS |
706 | (setq argval nil |
707 | argi orig-argi))))) | |
a726e0d1 | 708 | (cond |
dc58296d | 709 | ((member argi '("-Q" "-quick")) |
e2c60824 KS |
710 | (setq init-file-user nil |
711 | site-run-file nil | |
dc58296d RS |
712 | emacs-quick-startup t)) |
713 | ((member argi '("-D" "-basic-display")) | |
714 | (setq no-blinking-cursor t | |
715 | emacs-basic-display t) | |
e2c60824 | 716 | (push '(vertical-scroll-bars . nil) initial-frame-alist)) |
4e0a3971 SM |
717 | ((member argi '("-q" "-no-init-file")) |
718 | (setq init-file-user nil)) | |
719 | ((member argi '("-u" "-user")) | |
bca8c7be | 720 | (setq init-file-user (or argval (pop args)) |
4e0a3971 | 721 | argval nil)) |
bca8c7be | 722 | ((equal argi "-no-site-file") |
4e0a3971 | 723 | (setq site-run-file nil)) |
bca8c7be | 724 | ((equal argi "-debug-init") |
4e0a3971 | 725 | (setq init-file-debug t)) |
bca8c7be | 726 | ((equal argi "-iconic") |
4e0a3971 | 727 | (push '(visibility . icon) initial-frame-alist)) |
bca8c7be | 728 | ((member argi '("-icon-type" "-i" "-itype")) |
4e0a3971 | 729 | (push '(icon-type . t) default-frame-alist)) |
178b4542 JL |
730 | ((member argi '("-nbc" "-no-blinking-cursor")) |
731 | (setq no-blinking-cursor t)) | |
4e0a3971 | 732 | ;; Push the popped arg back on the list of arguments. |
bca8c7be MS |
733 | (t |
734 | (push argi args) | |
735 | (setq done t))) | |
096b7031 KH |
736 | ;; Was argval set but not used? |
737 | (and argval | |
738 | (error "Option `%s' doesn't allow an argument" argi)))) | |
739 | ||
03e3c30a | 740 | ;; Re-attach the program name to the front of the arg list. |
bca8c7be MS |
741 | (and command-line-args |
742 | (setcdr command-line-args args))) | |
a726e0d1 | 743 | |
ce98f555 RS |
744 | (run-hooks 'before-init-hook) |
745 | ||
ed0fb1f1 | 746 | ;; Under X Window, this creates the X frame and deletes the terminal frame. |
14f16b9c GM |
747 | (when (fboundp 'frame-initialize) |
748 | (frame-initialize)) | |
749 | ||
ed0fb1f1 | 750 | ;; Turn off blinking cursor if so specified in X resources. This is here |
b08cb5a6 | 751 | ;; only because all other settings of no-blinking-cursor are here. |
ed0fb1f1 JD |
752 | (unless (or noninteractive |
753 | emacs-basic-display | |
754 | (and (memq window-system '(x w32 mac)) | |
755 | (not (member (x-get-resource "cursorBlink" "CursorBlink") | |
756 | '("off" "false"))))) | |
757 | (setq no-blinking-cursor t)) | |
758 | ||
1fe0333f | 759 | ;; If frame was created with a menu bar, set menu-bar-mode on. |
bca8c7be | 760 | (unless (or noninteractive |
dc58296d | 761 | emacs-basic-display |
bca8c7be MS |
762 | (and (memq window-system '(x w32)) |
763 | (<= (frame-parameter nil 'menu-bar-lines) 0))) | |
8ab9589d | 764 | (menu-bar-mode 1)) |
c722566c | 765 | |
7d1eb6a4 | 766 | ;; If frame was created with a tool bar, switch tool-bar-mode on. |
bca8c7be | 767 | (unless (or noninteractive |
dc58296d | 768 | emacs-basic-display |
bca8c7be MS |
769 | (not (display-graphic-p)) |
770 | (<= (frame-parameter nil 'tool-bar-lines) 0)) | |
b66b6aeb | 771 | (tool-bar-mode 1)) |
7d1eb6a4 | 772 | |
3413f928 | 773 | ;; Can't do this init in defcustom because the relevant variables |
a3194d03 SM |
774 | ;; are not set. |
775 | (custom-reevaluate-setting 'blink-cursor-mode) | |
776 | (custom-reevaluate-setting 'normal-erase-is-backspace) | |
dc86f0a9 | 777 | (custom-reevaluate-setting 'tooltip-mode) |
c442c26d | 778 | (custom-reevaluate-setting 'global-font-lock-mode) |
97a7dbee YM |
779 | (custom-reevaluate-setting 'mouse-wheel-down-event) |
780 | (custom-reevaluate-setting 'mouse-wheel-up-event) | |
db441dba | 781 | (custom-reevaluate-setting 'file-name-shadow-mode) |
a496452f | 782 | (custom-reevaluate-setting 'send-mail-function) |
1e2d7573 | 783 | (custom-reevaluate-setting 'focus-follows-mouse) |
3b73087e | 784 | |
1592c1ef EZ |
785 | ;; Register default TTY colors for the case the terminal hasn't a |
786 | ;; terminal init file. | |
51f47f64 | 787 | (unless (memq window-system '(x w32 mac)) |
bca8c7be MS |
788 | ;; We do this regardles of whether the terminal supports colors |
789 | ;; or not, since they can switch that support on or off in | |
790 | ;; mid-session by setting the tty-color-mode frame parameter. | |
791 | (tty-register-default-colors)) | |
1592c1ef | 792 | |
3a55d3d0 JR |
793 | ;; Record whether the tool-bar is present before the user and site |
794 | ;; init files are processed. frame-notice-user-settings uses this | |
795 | ;; to determine if the tool-bar has been disabled by the init files, | |
796 | ;; and the frame needs to be resized. | |
797 | (when (fboundp 'frame-notice-user-settings) | |
798 | (let ((tool-bar-lines (or (assq 'tool-bar-lines initial-frame-alist) | |
799 | (assq 'tool-bar-lines default-frame-alist)))) | |
800 | (setq tool-bar-originally-present | |
bca8c7be MS |
801 | (and tool-bar-lines |
802 | (cdr tool-bar-lines) | |
803 | (not (eq 0 (cdr tool-bar-lines))))))) | |
3a55d3d0 | 804 | |
752ef254 GM |
805 | (let ((old-scalable-fonts-allowed scalable-fonts-allowed) |
806 | (old-font-list-limit font-list-limit) | |
807 | (old-face-ignored-fonts face-ignored-fonts)) | |
808 | ||
752ef254 GM |
809 | ;; Run the site-start library if it exists. The point of this file is |
810 | ;; that it is run before .emacs. There is no point in doing this after | |
811 | ;; .emacs; that is useless. | |
f1180544 | 812 | (if site-run-file |
752ef254 GM |
813 | (load site-run-file t t)) |
814 | ||
815 | ;; Sites should not disable this. Only individuals should disable | |
816 | ;; the startup message. | |
817 | (setq inhibit-startup-message nil) | |
818 | ||
f963ea40 | 819 | ;; Warn for invalid user name. |
ce98f555 RS |
820 | (when init-file-user |
821 | (if (string-match "[~/:\n]" init-file-user) | |
822 | (display-warning 'initialization | |
823 | (format "Invalid user name %s" | |
824 | init-file-user) | |
825 | :error) | |
1df1e49e EZ |
826 | (if (file-directory-p (expand-file-name |
827 | ;; We don't support ~USER on MS-Windows except | |
828 | ;; for the current user, and always load .emacs | |
829 | ;; from the current user's home directory (see | |
830 | ;; below). So always check "~", even if invoked | |
831 | ;; with "-u USER", or if $USER or $LOGNAME are | |
832 | ;; set to something different. | |
833 | (if (eq system-type 'windows-nt) | |
834 | "~" | |
835 | (concat "~" init-file-user)))) | |
ce98f555 RS |
836 | nil |
837 | (display-warning 'initialization | |
838 | (format "User %s has no home directory" | |
839 | init-file-user) | |
840 | :error)))) | |
f963ea40 | 841 | |
752ef254 GM |
842 | ;; Load that user's init file, or the default one, or none. |
843 | (let (debug-on-error-from-init-file | |
844 | debug-on-error-should-be-set | |
845 | (debug-on-error-initial | |
846 | (if (eq init-file-debug t) 'startup init-file-debug)) | |
847 | (orig-enable-multibyte default-enable-multibyte-characters)) | |
848 | (let ((debug-on-error debug-on-error-initial) | |
849 | ;; This function actually reads the init files. | |
850 | (inner | |
851 | (function | |
852 | (lambda () | |
853 | (if init-file-user | |
854 | (let ((user-init-file-1 | |
4e0a3971 | 855 | (cond |
752ef254 GM |
856 | ((eq system-type 'ms-dos) |
857 | (concat "~" init-file-user "/_emacs")) | |
858 | ((eq system-type 'windows-nt) | |
fe7ecaf2 | 859 | ;; Prefer .emacs on Windows. |
752ef254 GM |
860 | (if (directory-files "~" nil "^\\.emacs\\(\\.elc?\\)?$") |
861 | "~/.emacs" | |
fe7ecaf2 JR |
862 | ;; Also support _emacs for compatibility. |
863 | (if (directory-files "~" nil "^_emacs\\(\\.elc?\\)?$") | |
864 | "~/_emacs" | |
865 | ;; But default to .emacs if _emacs does not exist. | |
866 | "~/.emacs"))) | |
f1180544 | 867 | ((eq system-type 'vax-vms) |
752ef254 | 868 | "sys$login:.emacs") |
4e0a3971 | 869 | (t |
752ef254 GM |
870 | (concat "~" init-file-user "/.emacs"))))) |
871 | ;; This tells `load' to store the file name found | |
872 | ;; into user-init-file. | |
873 | (setq user-init-file t) | |
874 | (load user-init-file-1 t t) | |
f1180544 | 875 | |
a04d5983 RS |
876 | (when (eq user-init-file t) |
877 | ;; If we did not find ~/.emacs, try | |
c3ab3701 | 878 | ;; ~/.emacs.d/init.el. |
a04d5983 RS |
879 | (let ((otherfile |
880 | (expand-file-name | |
c3ab3701 | 881 | "init" |
a04d5983 | 882 | (file-name-as-directory |
c3ab3701 | 883 | (concat "~" init-file-user "/.emacs.d"))))) |
a04d5983 RS |
884 | (load otherfile t t) |
885 | ||
886 | ;; If we did not find the user's init file, | |
887 | ;; set user-init-file conclusively. | |
888 | ;; Don't let it be set from default.el. | |
889 | (when (eq user-init-file t) | |
890 | (setq user-init-file user-init-file-1)))) | |
f1180544 | 891 | |
752ef254 GM |
892 | ;; If we loaded a compiled file, set |
893 | ;; `user-init-file' to the source version if that | |
894 | ;; exists. | |
895 | (when (and user-init-file | |
896 | (equal (file-name-extension user-init-file) | |
897 | "elc")) | |
898 | (let* ((source (file-name-sans-extension user-init-file)) | |
899 | (alt (concat source ".el"))) | |
900 | (setq source (cond ((file-exists-p alt) alt) | |
901 | ((file-exists-p source) source) | |
902 | (t nil))) | |
903 | (when source | |
904 | (when (file-newer-than-file-p source user-init-file) | |
905 | (message "Warning: %s is newer than %s" | |
906 | source user-init-file) | |
907 | (sit-for 1)) | |
908 | (setq user-init-file source)))) | |
f1180544 | 909 | |
bca8c7be MS |
910 | (unless inhibit-default-init |
911 | (let ((inhibit-startup-message nil)) | |
912 | ;; Users are supposed to be told their rights. | |
913 | ;; (Plus how to get help and how to undo.) | |
914 | ;; Don't you dare turn this off for anyone | |
915 | ;; except yourself. | |
916 | (load "default" t t))))))))) | |
752ef254 GM |
917 | (if init-file-debug |
918 | ;; Do this without a condition-case if the user wants to debug. | |
919 | (funcall inner) | |
920 | (condition-case error | |
921 | (progn | |
922 | (funcall inner) | |
923 | (setq init-file-had-error nil)) | |
924 | (error | |
925 | (let ((message-log-max nil)) | |
926 | (save-excursion | |
927 | (set-buffer (get-buffer-create "*Messages*")) | |
928 | (insert "\n\n" | |
929 | (format "An error has occurred while loading `%s':\n\n" | |
930 | user-init-file) | |
931 | (format "%s%s%s" | |
932 | (get (car error) 'error-message) | |
933 | (if (cdr error) ": " "") | |
f5b6cffd | 934 | (mapconcat (lambda (s) (prin1-to-string s t)) (cdr error) ", ")) |
752ef254 | 935 | "\n\n" |
f5b6cffd KS |
936 | "To ensure normal operation, you should investigate and remove the\n" |
937 | "cause of the error in your initialization file. Start Emacs with\n" | |
938 | "the `--debug-init' option to view a complete error backtrace.\n\n")) | |
752ef254 GM |
939 | (message "Error in init file: %s%s%s" |
940 | (get (car error) 'error-message) | |
941 | (if (cdr error) ": " "") | |
942 | (mapconcat 'prin1-to-string (cdr error) ", ")) | |
f5b6cffd KS |
943 | (let ((pop-up-windows nil)) |
944 | (pop-to-buffer "*Messages*")) | |
752ef254 | 945 | (setq init-file-had-error t))))) |
ac3186fd | 946 | |
9c8b2150 RS |
947 | (if (and deactivate-mark transient-mark-mode) |
948 | (with-current-buffer (window-buffer) | |
949 | (deactivate-mark))) | |
950 | ||
ac3186fd RS |
951 | ;; If the user has a file of abbrevs, read it. |
952 | (if (file-exists-p abbrev-file-name) | |
953 | (quietly-read-abbrev-file abbrev-file-name)) | |
954 | ||
70b199c3 RS |
955 | ;; If the abbrevs came entirely from the init file or the |
956 | ;; abbrevs file, they do not need saving. | |
957 | (setq abbrevs-changed nil) | |
958 | ||
752ef254 GM |
959 | ;; If we can tell that the init file altered debug-on-error, |
960 | ;; arrange to preserve the value that it set up. | |
961 | (or (eq debug-on-error debug-on-error-initial) | |
962 | (setq debug-on-error-should-be-set t | |
963 | debug-on-error-from-init-file debug-on-error))) | |
964 | (if debug-on-error-should-be-set | |
965 | (setq debug-on-error debug-on-error-from-init-file)) | |
966 | (unless (or default-enable-multibyte-characters | |
967 | (eq orig-enable-multibyte default-enable-multibyte-characters)) | |
968 | ;; Init file changed to unibyte. Reset existing multibyte | |
969 | ;; buffers (probably *scratch*, *Messages*, *Minibuff-0*). | |
970 | ;; Arguably this should only be done if they're free of | |
971 | ;; multibyte characters. | |
972 | (mapcar (lambda (buffer) | |
973 | (with-current-buffer buffer | |
974 | (if enable-multibyte-characters | |
975 | (set-buffer-multibyte nil)))) | |
976 | (buffer-list)) | |
977 | ;; Also re-set the language environment in case it was | |
978 | ;; originally done before unibyte was set and is sensitive to | |
979 | ;; unibyte (display table, terminal coding system &c). | |
980 | (set-language-environment current-language-environment))) | |
f1180544 | 981 | |
752ef254 | 982 | ;; Do this here in case the init file sets mail-host-address. |
5b88a2c5 | 983 | (if (equal user-mail-address "") |
cee0c996 EZ |
984 | (setq user-mail-address (or (getenv "EMAIL") |
985 | (concat (user-login-name) "@" | |
986 | (or mail-host-address | |
987 | (system-name)))))) | |
752ef254 | 988 | |
d60b49ac DN |
989 | ;; Originally face attributes were specified via |
990 | ;; `font-lock-face-attributes'. Users then changed the default | |
991 | ;; face attributes by setting that variable. However, we try and | |
992 | ;; be back-compatible and respect its value if set except for | |
993 | ;; faces where M-x customize has been used to save changes for the | |
994 | ;; face. | |
995 | (when (boundp 'font-lock-face-attributes) | |
996 | (let ((face-attributes font-lock-face-attributes)) | |
997 | (while face-attributes | |
998 | (let* ((face-attribute (pop face-attributes)) | |
999 | (face (car face-attribute))) | |
1000 | ;; Rustle up a `defface' SPEC from a | |
1001 | ;; `font-lock-face-attributes' entry. | |
1002 | (unless (get face 'saved-face) | |
1003 | (let ((foreground (nth 1 face-attribute)) | |
1004 | (background (nth 2 face-attribute)) | |
1005 | (bold-p (nth 3 face-attribute)) | |
1006 | (italic-p (nth 4 face-attribute)) | |
1007 | (underline-p (nth 5 face-attribute)) | |
1008 | face-spec) | |
1009 | (when foreground | |
1010 | (setq face-spec (cons ':foreground (cons foreground face-spec)))) | |
1011 | (when background | |
1012 | (setq face-spec (cons ':background (cons background face-spec)))) | |
1013 | (when bold-p | |
1014 | (setq face-spec (append '(:weight bold) face-spec))) | |
1015 | (when italic-p | |
1016 | (setq face-spec (append '(:slant italic) face-spec))) | |
1017 | (when underline-p | |
1018 | (setq face-spec (append '(:underline t) face-spec))) | |
1019 | (face-spec-set face (list (list t face-spec)) nil))))))) | |
1020 | ||
752ef254 GM |
1021 | ;; If parameter have been changed in the init file which influence |
1022 | ;; face realization, clear the face cache so that new faces will | |
1023 | ;; be realized. | |
1024 | (unless (and (eq scalable-fonts-allowed old-scalable-fonts-allowed) | |
1025 | (eq font-list-limit old-font-list-limit) | |
1026 | (eq face-ignored-fonts old-face-ignored-fonts)) | |
1027 | (clear-face-cache))) | |
f1180544 | 1028 | |
e3bd99f5 RM |
1029 | (run-hooks 'after-init-hook) |
1030 | ||
1fc67c11 | 1031 | ;; Decode all default-directory. |
cea927ed KH |
1032 | (if (and default-enable-multibyte-characters locale-coding-system) |
1033 | (save-excursion | |
1034 | (dolist (elt (buffer-list)) | |
1035 | (set-buffer elt) | |
1036 | (if default-directory | |
1037 | (setq default-directory | |
1038 | (decode-coding-string default-directory | |
1039 | locale-coding-system t)))) | |
1040 | (setq command-line-default-directory | |
1041 | (decode-coding-string command-line-default-directory | |
1042 | locale-coding-system t)))) | |
1043 | ||
a726e0d1 JB |
1044 | ;; If *scratch* exists and init file didn't change its mode, initialize it. |
1045 | (if (get-buffer "*scratch*") | |
694210c4 | 1046 | (with-current-buffer "*scratch*" |
a726e0d1 JB |
1047 | (if (eq major-mode 'fundamental-mode) |
1048 | (funcall initial-major-mode)))) | |
f1180544 | 1049 | |
a726e0d1 JB |
1050 | ;; Load library for our terminal type. |
1051 | ;; User init file can set term-file-prefix to nil to prevent this. | |
bca8c7be MS |
1052 | (unless (or noninteractive |
1053 | window-system | |
1054 | (null term-file-prefix)) | |
c7dc8ae1 SM |
1055 | (let* ((TERM (getenv "TERM")) |
1056 | (term TERM) | |
bca8c7be MS |
1057 | hyphend) |
1058 | (while (and term | |
1059 | (not (load (concat term-file-prefix term) t t))) | |
1060 | ;; Strip off last hyphen and what follows, then try again | |
1061 | (setq term | |
c7dc8ae1 | 1062 | (if (setq hyphend (string-match "[-_][^-_]+\\'" term)) |
bca8c7be | 1063 | (substring term 0 hyphend) |
4f0c9ba7 | 1064 | nil))) |
c7dc8ae1 SM |
1065 | (setq term TERM) |
1066 | ;; The terminal file has been loaded, now call the terminal specific | |
1067 | ;; initialization function. | |
1068 | (while term | |
1069 | (let ((term-init-func (intern-soft (concat "terminal-init-" term)))) | |
1070 | (if (not (fboundp term-init-func)) | |
1071 | ;; Strip off last hyphen and what follows, then try again | |
1072 | (setq term | |
1073 | (if (setq hyphend (string-match "[-_][^-_]+\\'" term)) | |
1074 | (substring term 0 hyphend) | |
1075 | nil)) | |
1076 | (setq term nil) | |
4f0c9ba7 | 1077 | (funcall term-init-func)))))) |
a726e0d1 | 1078 | |
5777a167 RS |
1079 | ;; Update the out-of-memory error message based on user's key bindings |
1080 | ;; for save-some-buffers. | |
1081 | (setq memory-signal-data | |
1082 | (list 'error | |
1083 | (substitute-command-keys "Memory exhausted--use \\[save-some-buffers] then exit and restart Emacs"))) | |
1084 | ||
03e3c30a | 1085 | ;; Process the remaining args. |
a726e0d1 JB |
1086 | (command-line-1 (cdr command-line-args)) |
1087 | ||
1088 | ;; If -batch, terminate after processing the command options. | |
ca57f55d JD |
1089 | (if noninteractive (kill-emacs t)) |
1090 | ||
1091 | ;; Run emacs-session-restore (session management) if started by | |
1092 | ;; the session manager and we have a session manager connection. | |
bca8c7be MS |
1093 | (if (and (boundp 'x-session-previous-id) |
1094 | (stringp x-session-previous-id)) | |
a99df87d RS |
1095 | (with-no-warnings |
1096 | (emacs-session-restore x-session-previous-id)))) | |
a726e0d1 | 1097 | |
46cfd295 | 1098 | (defcustom initial-scratch-message (purecopy "\ |
3b79c219 GM |
1099 | ;; This buffer is for notes you don't want to save, and for Lisp evaluation. |
1100 | ;; If you want to create a file, visit that file with C-x C-f, | |
1101 | ;; then enter the text in that file's own buffer. | |
9fe3219e | 1102 | |
46cfd295 | 1103 | ") |
9fe3219e | 1104 | "Initial message displayed in *scratch* buffer at startup. |
249d9683 LT |
1105 | If this is nil, no message will be displayed. |
1106 | If `inhibit-splash-screen' is non-nil, then no message is displayed, | |
1107 | regardless of the value of this variable." | |
fa071a47 RS |
1108 | :type '(choice (text :tag "Message") |
1109 | (const :tag "none" nil)) | |
1110 | :group 'initialization) | |
9fe3219e | 1111 | |
ce9ded5d GM |
1112 | \f |
1113 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
1114 | ;;; Fancy splash screen | |
1115 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
1116 | ||
1117 | (defvar fancy-splash-text | |
aa260907 | 1118 | '((:face (variable-pitch :weight bold) |
ce9ded5d | 1119 | "Important Help menu items:\n" |
959f1226 TTN |
1120 | :face variable-pitch |
1121 | (lambda () | |
1122 | (let* ((en "TUTORIAL") | |
1123 | (tut (or (get-language-info current-language-environment | |
1124 | 'tutorial) | |
1125 | en)) | |
1126 | (title (with-temp-buffer | |
1127 | (insert-file-contents | |
1128 | (expand-file-name tut data-directory) | |
1129 | nil 0 256) | |
1130 | (search-forward ".") | |
1131 | (buffer-substring (point-min) (1- (point)))))) | |
1132 | ;; If there is a specific tutorial for the current language | |
1133 | ;; environment and it is not English, append its title. | |
1134 | (concat | |
1135 | "Emacs Tutorial\tLearn how to use Emacs efficiently" | |
1136 | (if (string= en tut) | |
1137 | "" | |
1138 | (concat " (" title ")")) | |
1139 | "\n"))) | |
1140 | :face variable-pitch "\ | |
1fc02b3c | 1141 | Emacs FAQ\tFrequently asked questions and answers |
81a0b042 RS |
1142 | View Emacs Manual\tView the Emacs manual using Info |
1143 | Absence of Warranty\tGNU Emacs comes with " | |
26ff68aa | 1144 | :face (variable-pitch :slant oblique) |
ce9ded5d | 1145 | "ABSOLUTELY NO WARRANTY\n" |
26ff68aa | 1146 | :face variable-pitch |
d3c5bad2 | 1147 | "\ |
d7618b60 | 1148 | Copying Conditions\tConditions for redistributing and changing Emacs |
9ab281f0 | 1149 | Getting New Versions\tHow to obtain the latest version of Emacs |
682b60ae | 1150 | More Manuals / Ordering Manuals Buying printed manuals from the FSF\n") |
aa260907 CY |
1151 | (:face (variable-pitch :weight bold) |
1152 | "Useful File menu items:\n" | |
5b309ebf RS |
1153 | :face variable-pitch |
1154 | "Exit Emacs\t\t(Or type " | |
1155 | :face default | |
1156 | "Control-x" | |
1157 | :face variable-pitch | |
1158 | " followed by " | |
1159 | :face default | |
1160 | "Control-c" | |
1161 | :face variable-pitch | |
1162 | ") | |
dc58296d | 1163 | Recover Crashed Session\tRecover files you were editing before a crash |
d7618b60 GM |
1164 | |
1165 | ||
1166 | ||
3f334882 | 1167 | |
aa260907 | 1168 | |
d7618b60 GM |
1169 | " |
1170 | )) | |
ce9ded5d GM |
1171 | "A list of texts to show in the middle part of splash screens. |
1172 | Each element in the list should be a list of strings or pairs | |
1173 | `:face FACE', like `fancy-splash-insert' accepts them.") | |
1174 | ||
1175 | ||
fb275c02 | 1176 | (defgroup fancy-splash-screen () |
a01bb1db | 1177 | "Fancy splash screen when Emacs starts." |
fb275c02 | 1178 | :version "21.1" |
a01bb1db GM |
1179 | :group 'initialization) |
1180 | ||
1181 | ||
1ef0ffc6 | 1182 | (defcustom fancy-splash-delay 7 |
49939379 | 1183 | "*Delay in seconds between splash screens." |
a01bb1db | 1184 | :group 'fancy-splash-screen |
ce9ded5d GM |
1185 | :type 'integer) |
1186 | ||
1187 | ||
1ef0ffc6 | 1188 | (defcustom fancy-splash-max-time 30 |
e9da51a1 | 1189 | "*Show splash screens for at most this number of seconds. |
1ef0ffc6 | 1190 | Values less than twice `fancy-splash-delay' are ignored." |
e9da51a1 GM |
1191 | :group 'fancy-splash-screen |
1192 | :type 'integer) | |
1193 | ||
1194 | ||
8ad8561b GM |
1195 | (defcustom fancy-splash-image nil |
1196 | "*The image to show in the splash screens, or nil for defaults." | |
a01bb1db | 1197 | :group 'fancy-splash-screen |
8ad8561b GM |
1198 | :type '(choice (const :tag "Default" nil) |
1199 | (file :tag "File"))) | |
ce9ded5d GM |
1200 | |
1201 | ||
f645586f GM |
1202 | ;; These are temporary storage areas for the splash screen display. |
1203 | ||
1204 | (defvar fancy-current-text nil) | |
1205 | (defvar fancy-splash-help-echo nil) | |
e9da51a1 | 1206 | (defvar fancy-splash-stop-time nil) |
eae91b60 | 1207 | (defvar fancy-splash-outer-buffer nil) |
d3f4ab73 | 1208 | (defvar fancy-splash-last-input-event nil) |
f645586f | 1209 | |
ce9ded5d GM |
1210 | (defun fancy-splash-insert (&rest args) |
1211 | "Insert text into the current buffer, with faces. | |
959f1226 TTN |
1212 | Arguments from ARGS should be either strings, functions called |
1213 | with no args that return a string, or pairs `:face FACE', | |
ce9ded5d | 1214 | where FACE is a valid face specification, as it can be used with |
a8a64bf4 | 1215 | `put-text-property'." |
ce9ded5d GM |
1216 | (let ((current-face nil)) |
1217 | (while args | |
1218 | (if (eq (car args) :face) | |
1219 | (setq args (cdr args) current-face (car args)) | |
959f1226 TTN |
1220 | (insert (propertize (let ((it (car args))) |
1221 | (if (functionp it) | |
1222 | (funcall it) | |
1223 | it)) | |
f645586f GM |
1224 | 'face current-face |
1225 | 'help-echo fancy-splash-help-echo))) | |
ce9ded5d GM |
1226 | (setq args (cdr args))))) |
1227 | ||
1228 | ||
1229 | (defun fancy-splash-head () | |
1230 | "Insert the head part of the splash screen into the current buffer." | |
51e8cfdd GM |
1231 | (let* ((image-file (cond ((stringp fancy-splash-image) |
1232 | fancy-splash-image) | |
1233 | ((and (display-color-p) | |
1234 | (image-type-available-p 'xpm)) | |
1235 | (if (and (fboundp 'x-display-planes) | |
1236 | (= (funcall 'x-display-planes) 8)) | |
1237 | "splash8.xpm" | |
1238 | "splash.xpm")) | |
1239 | (t "splash.pbm"))) | |
1240 | (img (create-image image-file)) | |
ce9ded5d GM |
1241 | (image-width (and img (car (image-size img)))) |
1242 | (window-width (window-width (selected-window)))) | |
1243 | (when img | |
1244 | (when (> window-width image-width) | |
f645586f | 1245 | ;; Center the image in the window. |
e2c60824 KS |
1246 | (insert (propertize " " 'display |
1247 | `(space :align-to (+ center (-0.5 . ,img))))) | |
f645586f | 1248 | |
e7f3afa9 MB |
1249 | ;; Change the color of the XPM version of the splash image |
1250 | ;; so that it is visible with a dark frame background. | |
1251 | (when (and (memq 'xpm img) | |
1252 | (eq (frame-parameter nil 'background-mode) 'dark)) | |
1253 | (setq img (append img '(:color-symbols (("#000000" . "gray30")))))) | |
1254 | ||
f645586f GM |
1255 | ;; Insert the image with a help-echo and a keymap. |
1256 | (let ((map (make-sparse-keymap)) | |
a622451f | 1257 | (help-echo "mouse-2: browse http://www.gnu.org/")) |
f645586f GM |
1258 | (define-key map [mouse-2] |
1259 | (lambda () | |
1260 | (interactive) | |
a622451f | 1261 | (browse-url "http://www.gnu.org/") |
f645586f GM |
1262 | (throw 'exit nil))) |
1263 | (define-key map [down-mouse-2] 'ignore) | |
1264 | (define-key map [up-mouse-2] 'ignore) | |
1265 | (insert-image img (propertize "xxx" 'help-echo help-echo | |
1266 | 'keymap map))) | |
ce9ded5d | 1267 | (insert "\n")))) |
9d5cf87c RS |
1268 | (fancy-splash-insert |
1269 | :face '(variable-pitch :foreground "red") | |
1270 | (if (eq system-type 'gnu/linux) | |
1271 | "GNU Emacs is one component of the GNU/Linux operating system." | |
b831c087 | 1272 | "GNU Emacs is one component of the GNU operating system.")) |
eae91b60 | 1273 | (insert "\n") |
aa260907 CY |
1274 | (fancy-splash-insert |
1275 | :face 'variable-pitch | |
1276 | "You can do basic editing with the menu bar and scroll bar \ | |
1277 | using the mouse.\n\n") | |
5b309ebf RS |
1278 | (when fancy-splash-outer-buffer |
1279 | (fancy-splash-insert | |
1280 | :face 'variable-pitch | |
1281 | "Type " | |
1282 | :face 'default | |
1283 | (substitute-command-keys | |
1284 | "\\[recenter]") | |
1285 | :face 'variable-pitch | |
1286 | " to begin editing" | |
1287 | (if (equal (buffer-name fancy-splash-outer-buffer) | |
1288 | "*scratch*") | |
1289 | ".\n" | |
1290 | " your file.\n")))) | |
ce9ded5d GM |
1291 | |
1292 | (defun fancy-splash-tail () | |
1293 | "Insert the tail part of the splash screen into the current buffer." | |
95fadcca GM |
1294 | (let ((fg (if (eq (frame-parameter nil 'background-mode) 'dark) |
1295 | "cyan" "darkblue"))) | |
1296 | (fancy-splash-insert :face `(variable-pitch :foreground ,fg) | |
1297 | "\nThis is " | |
1298 | (emacs-version) | |
1299 | "\n" | |
1300 | :face '(variable-pitch :height 0.5) | |
1ca41b97 | 1301 | "Copyright (C) 2006 Free Software Foundation, Inc.") |
ed638cc9 RS |
1302 | (and auto-save-list-file-prefix |
1303 | ;; Don't signal an error if the | |
1304 | ;; directory for auto-save-list files | |
1305 | ;; does not yet exist. | |
1306 | (file-directory-p (file-name-directory | |
1307 | auto-save-list-file-prefix)) | |
1308 | (directory-files | |
1309 | (file-name-directory auto-save-list-file-prefix) | |
1310 | nil | |
1311 | (concat "\\`" | |
1312 | (regexp-quote (file-name-nondirectory | |
1313 | auto-save-list-file-prefix))) | |
1314 | t) | |
1315 | (fancy-splash-insert :face '(variable-pitch :foreground "red") | |
1316 | "\n\nIf an Emacs session crashed recently, " | |
5b309ebf RS |
1317 | "type " |
1318 | :face '(fixed-pitch :foreground "red") | |
1319 | "Meta-x recover-session RET" | |
1320 | :face '(variable-pitch :foreground "red") | |
1321 | "\nto recover" | |
ed638cc9 | 1322 | " the files you were editing.")))) |
ce9ded5d | 1323 | |
f645586f GM |
1324 | (defun fancy-splash-screens-1 (buffer) |
1325 | "Timer function displaying a splash screen." | |
e9da51a1 GM |
1326 | (when (> (float-time) fancy-splash-stop-time) |
1327 | (throw 'stop-splashing nil)) | |
f645586f GM |
1328 | (unless fancy-current-text |
1329 | (setq fancy-current-text fancy-splash-text)) | |
1330 | (let ((text (car fancy-current-text))) | |
1331 | (set-buffer buffer) | |
1332 | (erase-buffer) | |
b693e375 | 1333 | (if pure-space-overflow |
0bfd44c1 EZ |
1334 | (insert "\ |
1335 | Warning Warning!!! Pure space overflow !!!Warning Warning | |
6f1b5591 | 1336 | \(See the node Pure Storage in the Lisp manual for details.)\n")) |
f645586f GM |
1337 | (fancy-splash-head) |
1338 | (apply #'fancy-splash-insert text) | |
1339 | (fancy-splash-tail) | |
1340 | (unless (current-message) | |
1341 | (message fancy-splash-help-echo)) | |
1342 | (set-buffer-modified-p nil) | |
dbeb499b | 1343 | (goto-char (point-min)) |
f645586f GM |
1344 | (force-mode-line-update) |
1345 | (setq fancy-current-text (cdr fancy-current-text)))) | |
1346 | ||
1347 | ||
1348 | (defun fancy-splash-default-action () | |
732950b1 JB |
1349 | "Stop displaying the splash screen buffer. |
1350 | This is an internal function used to turn off the splash screen after | |
1351 | the user caused an input event by hitting a key or clicking with the | |
1352 | mouse." | |
f645586f | 1353 | (interactive) |
ed256b30 | 1354 | (if (and (memq 'down (event-modifiers last-command-event)) |
d54f452e KS |
1355 | (eq (posn-window (event-start last-command-event)) |
1356 | (selected-window))) | |
1357 | ;; This is a mouse-down event in the spash screen window. | |
1358 | ;; Ignore it and consume the corresponding mouse-up event. | |
1359 | (read-event) | |
1360 | (push last-command-event unread-command-events)) | |
f645586f GM |
1361 | (throw 'exit nil)) |
1362 | ||
d3f4ab73 YM |
1363 | (defun fancy-splash-special-event-action () |
1364 | "Save the last event and stop displaying the splash screen buffer. | |
1365 | This is an internal function used to turn off the splash screen after | |
1366 | the user caused an input event that is bound in `special-event-map'" | |
1367 | (interactive) | |
1368 | (setq fancy-splash-last-input-event last-input-event) | |
1369 | (throw 'exit nil)) | |
1370 | ||
f645586f | 1371 | |
6e85b03c | 1372 | (defun fancy-splash-screens (&optional hide-on-input) |
f645586f | 1373 | "Display fancy splash screens when Emacs starts." |
6e85b03c CY |
1374 | (if hide-on-input |
1375 | (let ((old-hourglass display-hourglass) | |
1376 | (fancy-splash-outer-buffer (current-buffer)) | |
1377 | splash-buffer | |
1378 | (old-minor-mode-map-alist minor-mode-map-alist) | |
1379 | (old-emulation-mode-map-alists emulation-mode-map-alists) | |
d3f4ab73 | 1380 | (old-special-event-map special-event-map) |
6e85b03c CY |
1381 | (frame (fancy-splash-frame)) |
1382 | timer) | |
1383 | (save-selected-window | |
1384 | (select-frame frame) | |
fbd6b429 | 1385 | (switch-to-buffer " GNU Emacs") |
6e85b03c CY |
1386 | (setq splash-buffer (current-buffer)) |
1387 | (catch 'stop-splashing | |
1388 | (unwind-protect | |
81a0b042 RS |
1389 | (let ((map (make-sparse-keymap)) |
1390 | (cursor-type nil)) | |
6e85b03c CY |
1391 | (use-local-map map) |
1392 | (define-key map [switch-frame] 'ignore) | |
1393 | (define-key map [t] 'fancy-splash-default-action) | |
1394 | (define-key map [mouse-movement] 'ignore) | |
1395 | (define-key map [mode-line t] 'ignore) | |
d3f4ab73 YM |
1396 | ;; Temporarily bind special events to |
1397 | ;; fancy-splash-special-event-action so as to stop | |
1398 | ;; displaying splash screens with such events. | |
1399 | ;; Otherwise, drag-n-drop into splash screens may | |
1400 | ;; leave us in recursive editing with invisible | |
1401 | ;; cursors for a while. | |
1402 | (setq special-event-map (make-sparse-keymap)) | |
1403 | (map-keymap | |
1404 | (lambda (key def) | |
1405 | (define-key special-event-map (vector key) | |
1406 | (if (eq def 'ignore) | |
1407 | 'ignore | |
1408 | 'fancy-splash-special-event-action))) | |
1409 | old-special-event-map) | |
81a0b042 | 1410 | (setq display-hourglass nil |
6e85b03c CY |
1411 | minor-mode-map-alist nil |
1412 | emulation-mode-map-alists nil | |
1413 | buffer-undo-list t | |
1414 | mode-line-format (propertize "---- %b %-" | |
1415 | 'face 'mode-line-buffer-id) | |
1416 | fancy-splash-stop-time (+ (float-time) | |
1417 | fancy-splash-max-time) | |
1418 | timer (run-with-timer 0 fancy-splash-delay | |
1419 | #'fancy-splash-screens-1 | |
1420 | splash-buffer)) | |
81a0b042 | 1421 | (message "%s" (startup-echo-area-message)) |
6e85b03c CY |
1422 | (recursive-edit)) |
1423 | (cancel-timer timer) | |
1424 | (setq display-hourglass old-hourglass | |
1425 | minor-mode-map-alist old-minor-mode-map-alist | |
d3f4ab73 YM |
1426 | emulation-mode-map-alists old-emulation-mode-map-alists |
1427 | special-event-map old-special-event-map) | |
1428 | (kill-buffer splash-buffer) | |
1429 | (when fancy-splash-last-input-event | |
1430 | (setq last-input-event fancy-splash-last-input-event | |
1431 | fancy-splash-last-input-event nil) | |
1432 | (command-execute (lookup-key special-event-map | |
1433 | (vector last-input-event)) | |
1434 | nil (vector last-input-event) t)))))) | |
46d6e692 | 1435 | ;; If hide-on-input is nil, don't hide the buffer on input. |
6e85b03c CY |
1436 | (if (or (window-minibuffer-p) |
1437 | (window-dedicated-p (selected-window))) | |
1438 | (pop-to-buffer (current-buffer)) | |
76a1a8a6 | 1439 | (switch-to-buffer "*About GNU Emacs*")) |
08326816 | 1440 | (setq buffer-read-only nil) |
6e85b03c CY |
1441 | (erase-buffer) |
1442 | (if pure-space-overflow | |
1443 | (insert "\ | |
1444 | Warning Warning!!! Pure space overflow !!!Warning Warning | |
1445 | \(See the node Pure Storage in the Lisp manual for details.)\n")) | |
1446 | (let (fancy-splash-outer-buffer) | |
1447 | (fancy-splash-head) | |
1448 | (dolist (text fancy-splash-text) | |
aa260907 CY |
1449 | (apply #'fancy-splash-insert text) |
1450 | (insert "\n")) | |
1451 | (skip-chars-backward "\n") | |
1452 | (delete-region (point) (point-max)) | |
1453 | (insert "\n") | |
6e85b03c CY |
1454 | (fancy-splash-tail) |
1455 | (set-buffer-modified-p nil) | |
08326816 RF |
1456 | (setq buffer-read-only t) |
1457 | (if (and view-read-only (not view-mode)) | |
1458 | (view-mode-enter nil 'kill-buffer)) | |
6e85b03c | 1459 | (goto-char (point-min))))) |
6b20fb8e RS |
1460 | |
1461 | (defun fancy-splash-frame () | |
1462 | "Return the frame to use for the fancy splash screen. | |
1463 | Returning non-nil does not mean we should necessarily | |
1464 | use the fancy splash screen, but if we do use it, | |
1465 | we put it on this frame." | |
1466 | (let (chosen-frame) | |
3a321ddb | 1467 | (dolist (frame (append (frame-list) (list (selected-frame)))) |
6b20fb8e RS |
1468 | (if (and (frame-visible-p frame) |
1469 | (not (window-minibuffer-p (frame-selected-window frame)))) | |
1470 | (setq chosen-frame frame))) | |
1471 | chosen-frame)) | |
f645586f | 1472 | |
285991dc GM |
1473 | (defun use-fancy-splash-screens-p () |
1474 | "Return t if fancy splash screens should be used." | |
9df076f2 GM |
1475 | (when (and (display-graphic-p) |
1476 | (or (and (display-color-p) | |
285991dc | 1477 | (image-type-available-p 'xpm)) |
9df076f2 | 1478 | (image-type-available-p 'pbm))) |
16d2fae9 JPW |
1479 | (let ((frame (fancy-splash-frame))) |
1480 | (when frame | |
1481 | (let* ((img (create-image (or fancy-splash-image | |
1482 | (if (and (display-color-p) | |
1483 | (image-type-available-p 'xpm)) | |
1484 | "splash.xpm" "splash.pbm")))) | |
a68ccb40 RS |
1485 | (image-height (and img (cdr (image-size img nil frame)))) |
1486 | ;; We test frame-height so that, if the frame is split | |
1487 | ;; by displaying a warning, that doesn't cause the normal | |
1488 | ;; splash screen to be used. | |
1489 | (frame-height (1- (frame-height frame)))) | |
1490 | (> frame-height (+ image-height 19))))))) | |
285991dc GM |
1491 | |
1492 | ||
6e85b03c | 1493 | (defun normal-splash-screen (&optional hide-on-input) |
c61453ea | 1494 | "Display splash screen when Emacs starts." |
82e736c1 JPW |
1495 | (let ((prev-buffer (current-buffer))) |
1496 | (unwind-protect | |
1497 | (with-current-buffer (get-buffer-create "GNU Emacs") | |
08326816 | 1498 | (setq buffer-read-only nil) |
6e85b03c | 1499 | (erase-buffer) |
260a5020 | 1500 | (set (make-local-variable 'tab-width) 8) |
6e85b03c CY |
1501 | (if hide-on-input |
1502 | (set (make-local-variable 'mode-line-format) | |
1503 | (propertize "---- %b %-" 'face 'mode-line-buffer-id))) | |
260a5020 SM |
1504 | |
1505 | (if pure-space-overflow | |
0bfd44c1 EZ |
1506 | (insert "\ |
1507 | Warning Warning!!! Pure space overflow !!!Warning Warning | |
6f1b5591 | 1508 | \(See the node Pure Storage in the Lisp manual for details.)\n")) |
260a5020 SM |
1509 | |
1510 | ;; The convention for this piece of code is that | |
1511 | ;; each piece of output starts with one or two newlines | |
1512 | ;; and does not end with any newlines. | |
1513 | (insert "Welcome to GNU Emacs") | |
1514 | (insert | |
1515 | (if (eq system-type 'gnu/linux) | |
1516 | ", one component of the GNU/Linux operating system.\n" | |
1517 | ", a part of the GNU operating system.\n")) | |
1518 | ||
6e85b03c CY |
1519 | (if hide-on-input |
1520 | (insert (substitute-command-keys | |
1521 | (concat | |
1522 | "\nType \\[recenter] to begin editing" | |
1523 | (if (equal (buffer-name prev-buffer) "*scratch*") | |
1524 | ".\n" | |
1525 | " your file.\n"))))) | |
260a5020 SM |
1526 | |
1527 | (if (display-mouse-p) | |
1528 | ;; The user can use the mouse to activate menus | |
1529 | ;; so give help in terms of menu items. | |
1530 | (progn | |
1531 | (insert "\ | |
c61453ea PJ |
1532 | You can do basic editing with the menu bar and scroll bar using the mouse. |
1533 | ||
1534 | Useful File menu items: | |
1535 | Exit Emacs (or type Control-x followed by Control-c) | |
93bb512f | 1536 | Recover Crashed Session Recover files you were editing before a crash |
c61453ea PJ |
1537 | |
1538 | Important Help menu items: | |
9ab281f0 | 1539 | Emacs Tutorial Learn how to use Emacs efficiently |
c61453ea | 1540 | Emacs FAQ Frequently asked questions and answers |
5777a167 | 1541 | Read the Emacs Manual View the Emacs manual using Info |
c61453ea | 1542 | \(Non)Warranty GNU Emacs comes with ABSOLUTELY NO WARRANTY |
9ab281f0 JB |
1543 | Copying Conditions Conditions for redistributing and changing Emacs |
1544 | Getting New Versions How to obtain the latest version of Emacs | |
1545 | More Manuals / Ordering Manuals How to order printed manuals from the FSF | |
c61453ea | 1546 | ") |
260a5020 SM |
1547 | (insert "\n\n" (emacs-version) |
1548 | " | |
1ca41b97 | 1549 | Copyright (C) 2006 Free Software Foundation, Inc.")) |
c61453ea | 1550 | |
260a5020 SM |
1551 | ;; No mouse menus, so give help using kbd commands. |
1552 | ||
1553 | ;; If keys have their default meanings, | |
1554 | ;; use precomputed string to save lots of time. | |
1555 | (if (and (eq (key-binding "\C-h") 'help-command) | |
1556 | (eq (key-binding "\C-xu") 'advertised-undo) | |
1557 | (eq (key-binding "\C-x\C-c") 'save-buffers-kill-emacs) | |
1558 | (eq (key-binding "\C-ht") 'help-with-tutorial) | |
1559 | (eq (key-binding "\C-hi") 'info) | |
1560 | (eq (key-binding "\C-hr") 'info-emacs-manual) | |
1561 | (eq (key-binding "\C-h\C-n") 'view-emacs-news)) | |
1562 | (insert " | |
c61453ea | 1563 | Get help C-h (Hold down CTRL and press h) |
5777a167 RS |
1564 | Emacs manual C-h r |
1565 | Emacs tutorial C-h t Undo changes C-x u | |
1566 | Buy manuals C-h C-m Exit Emacs C-x C-c | |
1567 | Browse manuals C-h i") | |
1568 | ||
260a5020 SM |
1569 | (insert (substitute-command-keys |
1570 | (format "\n | |
c61453ea | 1571 | Get help %s |
5777a167 | 1572 | Emacs manual \\[info-emacs-manual] |
82e736c1 JPW |
1573 | Emacs tutorial \\[help-with-tutorial]\tUndo changes\t\\[advertised-undo] |
1574 | Buy manuals \\[view-order-manuals]\tExit Emacs\t\\[save-buffers-kill-emacs] | |
5777a167 | 1575 | Browse manuals \\[info]" |
260a5020 SM |
1576 | (let ((where (where-is-internal |
1577 | 'help-command nil t))) | |
1578 | (if where | |
1579 | (key-description where) | |
1580 | "M-x help")))))) | |
1581 | ||
1582 | ;; Say how to use the menu bar with the keyboard. | |
1583 | (if (and (eq (key-binding "\M-`") 'tmm-menubar) | |
1584 | (eq (key-binding [f10]) 'tmm-menubar)) | |
1585 | (insert " | |
c61453ea | 1586 | Activate menubar F10 or ESC ` or M-`") |
260a5020 | 1587 | (insert (substitute-command-keys " |
c61453ea PJ |
1588 | Activate menubar \\[tmm-menubar]"))) |
1589 | ||
260a5020 SM |
1590 | ;; Many users seem to have problems with these. |
1591 | (insert " | |
c61453ea PJ |
1592 | \(`C-' means use the CTRL key. `M-' means use the Meta (or Alt) key. |
1593 | If you have no Meta key, you may instead type ESC followed by the character.)") | |
1594 | ||
260a5020 SM |
1595 | (insert "\n\n" (emacs-version) |
1596 | " | |
1ca41b97 | 1597 | Copyright (C) 2006 Free Software Foundation, Inc.") |
c61453ea | 1598 | |
260a5020 SM |
1599 | (if (and (eq (key-binding "\C-h\C-c") 'describe-copying) |
1600 | (eq (key-binding "\C-h\C-d") 'describe-distribution) | |
1601 | (eq (key-binding "\C-h\C-w") 'describe-no-warranty)) | |
1602 | (insert | |
1603 | "\n | |
c61453ea PJ |
1604 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type C-h C-w for full details. |
1605 | Emacs is Free Software--Free as in Freedom--so you can redistribute copies | |
1606 | of Emacs and modify it; type C-h C-c to see the conditions. | |
1607 | Type C-h C-d for information on getting the latest version.") | |
260a5020 SM |
1608 | (insert (substitute-command-keys |
1609 | "\n | |
c61453ea PJ |
1610 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type \\[describe-no-warranty] for full details. |
1611 | Emacs is Free Software--Free as in Freedom--so you can redistribute copies | |
1612 | of Emacs and modify it; type \\[describe-copying] to see the conditions. | |
1613 | Type \\[describe-distribution] for information on getting the latest version.")))) | |
1614 | ||
260a5020 SM |
1615 | ;; The rest of the startup screen is the same on all |
1616 | ;; kinds of terminals. | |
1617 | ||
1618 | ;; Give information on recovering, if there was a crash. | |
1619 | (and auto-save-list-file-prefix | |
1620 | ;; Don't signal an error if the | |
1621 | ;; directory for auto-save-list files | |
1622 | ;; does not yet exist. | |
1623 | (file-directory-p (file-name-directory | |
1624 | auto-save-list-file-prefix)) | |
1625 | (directory-files | |
1626 | (file-name-directory auto-save-list-file-prefix) | |
1627 | nil | |
1628 | (concat "\\`" | |
1629 | (regexp-quote (file-name-nondirectory | |
1630 | auto-save-list-file-prefix))) | |
1631 | t) | |
1632 | (insert "\n\nIf an Emacs session crashed recently, " | |
81a0b042 | 1633 | "type Meta-x recover-session RET\nto recover" |
260a5020 SM |
1634 | " the files you were editing.")) |
1635 | ||
1636 | ;; Display the input that we set up in the buffer. | |
1637 | (set-buffer-modified-p nil) | |
08326816 RF |
1638 | (setq buffer-read-only t) |
1639 | (if (and view-read-only (not view-mode)) | |
1640 | (view-mode-enter nil 'kill-buffer)) | |
260a5020 | 1641 | (goto-char (point-min)) |
46d6e692 SM |
1642 | (if hide-on-input |
1643 | (if (or (window-minibuffer-p) | |
1644 | (window-dedicated-p (selected-window))) | |
1645 | ;; If hide-on-input is nil, creating a new frame will | |
1646 | ;; generate enough events that the subsequent `sit-for' | |
1647 | ;; will immediately return anyway. | |
1648 | nil ;; (pop-to-buffer (current-buffer)) | |
6e85b03c | 1649 | (save-window-excursion |
46d6e692 SM |
1650 | (switch-to-buffer (current-buffer)) |
1651 | (sit-for 120))) | |
1652 | (condition-case nil | |
1653 | (switch-to-buffer (current-buffer)) | |
1654 | ;; In case the window is dedicated or something. | |
1655 | (error (pop-to-buffer (current-buffer)))))) | |
82e736c1 | 1656 | ;; Unwind ... ensure splash buffer is killed |
6e85b03c | 1657 | (if hide-on-input |
76a1a8a6 RS |
1658 | (kill-buffer "GNU Emacs") |
1659 | (switch-to-buffer "GNU Emacs") | |
1660 | (rename-buffer "*About GNU Emacs*" t))))) | |
82e736c1 | 1661 | |
c61453ea | 1662 | |
f645586f GM |
1663 | (defun startup-echo-area-message () |
1664 | (if (eq (key-binding "\C-h\C-p") 'describe-project) | |
1665 | "For information about the GNU Project and its goals, type C-h C-p." | |
1666 | (substitute-command-keys | |
1667 | "For information about the GNU Project and its goals, type \ | |
1668 | \\[describe-project]."))) | |
ce9ded5d GM |
1669 | |
1670 | ||
49939379 | 1671 | (defun display-startup-echo-area-message () |
15fa6db0 | 1672 | (let ((resize-mini-windows t)) |
8a26c165 | 1673 | (message "%s" (startup-echo-area-message)))) |
f645586f | 1674 | |
49939379 | 1675 | |
6e85b03c | 1676 | (defun display-splash-screen (&optional hide-on-input) |
c61453ea PJ |
1677 | "Display splash screen according to display. |
1678 | Fancy splash screens are used on graphic displays, | |
eb89917c KH |
1679 | normal otherwise. |
1680 | With a prefix argument, any user input hides the splash screen." | |
1681 | (interactive "P") | |
9df076f2 | 1682 | (if (use-fancy-splash-screens-p) |
6e85b03c CY |
1683 | (fancy-splash-screens hide-on-input) |
1684 | (normal-splash-screen hide-on-input))) | |
c61453ea PJ |
1685 | |
1686 | ||
a726e0d1 | 1687 | (defun command-line-1 (command-line-args-left) |
52320897 | 1688 | (or noninteractive (input-pending-p) init-file-had-error |
ed638cc9 RS |
1689 | ;; t if the init file says to inhibit the echo area startup message. |
1690 | (and inhibit-startup-echo-area-message | |
1691 | user-init-file | |
1692 | (or (and (get 'inhibit-startup-echo-area-message 'saved-value) | |
1693 | (equal inhibit-startup-echo-area-message | |
bca8c7be | 1694 | (if (equal init-file-user "") |
ed638cc9 RS |
1695 | (user-login-name) |
1696 | init-file-user))) | |
1697 | ;; Wasn't set with custom; see if .emacs has a setq. | |
1698 | (let ((buffer (get-buffer-create " *temp*"))) | |
1699 | (prog1 | |
1700 | (condition-case nil | |
1701 | (save-excursion | |
1702 | (set-buffer buffer) | |
1703 | (insert-file-contents user-init-file) | |
1704 | (re-search-forward | |
1705 | (concat | |
1706 | "([ \t\n]*setq[ \t\n]+" | |
1707 | "inhibit-startup-echo-area-message[ \t\n]+" | |
1708 | (regexp-quote | |
1709 | (prin1-to-string | |
bca8c7be | 1710 | (if (equal init-file-user "") |
ed638cc9 RS |
1711 | (user-login-name) |
1712 | init-file-user))) | |
1713 | "[ \t\n]*)") | |
1714 | nil t)) | |
1715 | (error nil)) | |
1716 | (kill-buffer buffer))))) | |
11dd83c8 GM |
1717 | ;; display-splash-screen at the end of command-line-1 calls |
1718 | ;; use-fancy-splash-screens-p. This can cause image.el to be | |
1719 | ;; loaded, putting "Loading image... done" in the echo area. | |
1720 | ;; This hides startup-echo-area-message. So | |
1721 | ;; use-fancy-splash-screens-p is called here simply to get the | |
1722 | ;; loading of image.el (if needed) out of the way before | |
1723 | ;; display-startup-echo-area-message runs. | |
79f9f704 | 1724 | (progn |
79f9f704 GM |
1725 | (use-fancy-splash-screens-p) |
1726 | (display-startup-echo-area-message))) | |
ed638cc9 RS |
1727 | |
1728 | ;; Delay 2 seconds after an init file error message | |
1729 | ;; was displayed, so user can read it. | |
bca8c7be MS |
1730 | (when init-file-had-error |
1731 | (sit-for 2)) | |
1732 | ||
cb58ea33 RS |
1733 | (when (and pure-space-overflow |
1734 | (not noninteractive)) | |
1735 | (display-warning | |
1736 | 'initialization | |
2dca98f3 | 1737 | "Building Emacs overflowed pure space. (See the node Pure Storage in the Lisp manual for details.)" |
cb58ea33 RS |
1738 | :warning)) |
1739 | ||
bca8c7be MS |
1740 | (when command-line-args-left |
1741 | ;; We have command args; process them. | |
1742 | (let ((dir command-line-default-directory) | |
1743 | (file-count 0) | |
1744 | first-file-buffer | |
1745 | tem | |
b9687971 TTN |
1746 | ;; This approach loses for "-batch -L DIR --eval "(require foo)", |
1747 | ;; if foo is intended to be found in DIR. | |
1748 | ;; | |
1749 | ;; ;; The directories listed in --directory/-L options will *appear* | |
1750 | ;; ;; at the front of `load-path' in the order they appear on the | |
1751 | ;; ;; command-line. We cannot do this by *placing* them at the front | |
1752 | ;; ;; in the order they appear, so we need this variable to hold them, | |
1753 | ;; ;; temporarily. | |
1754 | ;; extra-load-path | |
1755 | ;; | |
1756 | ;; To DTRT we keep track of the splice point and modify `load-path' | |
1757 | ;; straight away upon any --directory/-L option. | |
1758 | splice | |
bca8c7be MS |
1759 | just-files ;; t if this follows the magic -- option. |
1760 | ;; This includes our standard options' long versions | |
1761 | ;; and long versions of what's on command-switch-alist. | |
1762 | (longopts | |
1763 | (append '(("--funcall") ("--load") ("--insert") ("--kill") | |
1764 | ("--directory") ("--eval") ("--execute") ("--no-splash") | |
6ff901c7 | 1765 | ("--find-file") ("--visit") ("--file") ("--no-desktop")) |
bca8c7be MS |
1766 | (mapcar (lambda (elt) |
1767 | (list (concat "-" (car elt)))) | |
1768 | command-switch-alist))) | |
1769 | (line 0) | |
1770 | (column 0)) | |
1771 | ||
1772 | ;; Add the long X options to longopts. | |
1773 | (dolist (tem command-line-x-option-alist) | |
1774 | (if (string-match "^--" (car tem)) | |
1775 | (push (list (car tem)) longopts))) | |
1776 | ||
1777 | ;; Loop, processing options. | |
1778 | (while command-line-args-left | |
1779 | (let* ((argi (car command-line-args-left)) | |
1780 | (orig-argi argi) | |
1781 | argval completion) | |
1782 | (setq command-line-args-left (cdr command-line-args-left)) | |
1783 | ||
1784 | ;; Do preliminary decoding of the option. | |
1785 | (if just-files | |
1786 | ;; After --, don't look for options; treat all args as files. | |
1787 | (setq argi "") | |
1788 | ;; Convert long options to ordinary options | |
1789 | ;; and separate out an attached option argument into argval. | |
1790 | (when (string-match "^\\(--[^=]*\\)=" argi) | |
1791 | (setq argval (substring argi (match-end 0)) | |
1792 | argi (match-string 1 argi))) | |
1793 | (if (equal argi "--") | |
1794 | (setq completion nil) | |
1795 | (setq completion (try-completion argi longopts))) | |
1796 | (if (eq completion t) | |
1797 | (setq argi (substring argi 1)) | |
1798 | (if (stringp completion) | |
1799 | (let ((elt (assoc completion longopts))) | |
1800 | (or elt | |
1801 | (error "Option `%s' is ambiguous" argi)) | |
1802 | (setq argi (substring (car elt) 1))) | |
1803 | (setq argval nil | |
1804 | argi orig-argi)))) | |
1805 | ||
1806 | ;; Execute the option. | |
1807 | (cond ((setq tem (assoc argi command-switch-alist)) | |
1808 | (if argval | |
1809 | (let ((command-line-args-left | |
1810 | (cons argval command-line-args-left))) | |
1811 | (funcall (cdr tem) argi)) | |
1812 | (funcall (cdr tem) argi))) | |
1813 | ||
1814 | ((equal argi "-no-splash") | |
1815 | (setq inhibit-startup-message t)) | |
1816 | ||
1817 | ((member argi '("-f" ; what the manual claims | |
1818 | "-funcall" | |
1819 | "-e")) ; what the source used to say | |
1820 | (setq tem (intern (or argval (pop command-line-args-left)))) | |
f39864ec | 1821 | (if (commandp tem) |
bca8c7be MS |
1822 | (command-execute tem) |
1823 | (funcall tem))) | |
1824 | ||
1825 | ((member argi '("-eval" "-execute")) | |
1826 | (eval (read (or argval (pop command-line-args-left))))) | |
bca8c7be MS |
1827 | |
1828 | ((member argi '("-L" "-directory")) | |
b9687971 TTN |
1829 | (setq tem (expand-file-name |
1830 | (command-line-normalize-file-name | |
1831 | (or argval (pop command-line-args-left))))) | |
1832 | (cond (splice (setcdr splice (cons tem (cdr splice))) | |
1833 | (setq splice (cdr splice))) | |
1834 | (t (setq load-path (cons tem load-path) | |
1835 | splice load-path)))) | |
bca8c7be MS |
1836 | |
1837 | ((member argi '("-l" "-load")) | |
1838 | (let* ((file (command-line-normalize-file-name | |
1839 | (or argval (pop command-line-args-left)))) | |
1840 | ;; Take file from default dir if it exists there; | |
1841 | ;; otherwise let `load' search for it. | |
1842 | (file-ex (expand-file-name file))) | |
1843 | (when (file-exists-p file-ex) | |
1844 | (setq file file-ex)) | |
1845 | (load file nil t))) | |
1846 | ||
56b3b16b RS |
1847 | ;; This is used to handle -script. It's not clear |
1848 | ;; we need to document it. | |
0f0cef08 RS |
1849 | ((member argi '("-scriptload")) |
1850 | (let* ((file (command-line-normalize-file-name | |
1851 | (or argval (pop command-line-args-left)))) | |
1852 | ;; Take file from default dir. | |
1853 | (file-ex (expand-file-name file))) | |
1854 | (load file-ex nil t t))) | |
1855 | ||
bca8c7be MS |
1856 | ((equal argi "-insert") |
1857 | (setq tem (or argval (pop command-line-args-left))) | |
1858 | (or (stringp tem) | |
1859 | (error "File name omitted from `-insert' option")) | |
1860 | (insert-file-contents (command-line-normalize-file-name tem))) | |
1861 | ||
1862 | ((equal argi "-kill") | |
1863 | (kill-emacs t)) | |
1864 | ||
6ff901c7 EZ |
1865 | ;; This is for when they use --no-desktop with -q, or |
1866 | ;; don't load Desktop in their .emacs. If desktop.el | |
1867 | ;; _is_ loaded, it will handle this switch, and we | |
1868 | ;; won't see it by the time we get here. | |
1869 | ((equal argi "-no-desktop") | |
1870 | (message "\"--no-desktop\" ignored because the Desktop package is not loaded")) | |
1871 | ||
bca8c7be | 1872 | ((string-match "^\\+[0-9]+\\'" argi) |
027a4b6b | 1873 | (setq line (string-to-number argi))) |
bca8c7be MS |
1874 | |
1875 | ((string-match "^\\+\\([0-9]+\\):\\([0-9]+\\)\\'" argi) | |
027a4b6b JB |
1876 | (setq line (string-to-number (match-string 1 argi)) |
1877 | column (string-to-number (match-string 2 argi)))) | |
bca8c7be MS |
1878 | |
1879 | ((setq tem (assoc argi command-line-x-option-alist)) | |
1880 | ;; Ignore X-windows options and their args if not using X. | |
1881 | (setq command-line-args-left | |
1882 | (nthcdr (nth 1 tem) command-line-args-left))) | |
1883 | ||
1884 | ((member argi '("-find-file" "-file" "-visit")) | |
1885 | ;; An explicit option to specify visiting a file. | |
1886 | (setq tem (or argval (pop command-line-args-left))) | |
1887 | (unless (stringp tem) | |
1888 | (error "File name omitted from `%s' option" argi)) | |
1889 | (setq file-count (1+ file-count)) | |
1890 | (let ((file (expand-file-name | |
1891 | (command-line-normalize-file-name tem) dir))) | |
1892 | (if (= file-count 1) | |
1893 | (setq first-file-buffer (find-file file)) | |
1894 | (find-file-other-window file))) | |
1895 | (or (zerop line) | |
1896 | (goto-line line)) | |
1897 | (setq line 0) | |
1898 | (unless (< column 1) | |
1899 | (move-to-column (1- column))) | |
1900 | (setq column 0)) | |
1901 | ||
1902 | ((equal argi "--") | |
1903 | (setq just-files t)) | |
1904 | (t | |
1905 | ;; We have almost exhausted our options. See if the | |
1906 | ;; user has made any other command-line options available | |
1907 | (let ((hooks command-line-functions) ;; lrs 7/31/89 | |
1908 | (did-hook nil)) | |
1909 | (while (and hooks | |
1910 | (not (setq did-hook (funcall (car hooks))))) | |
1911 | (setq hooks (cdr hooks))) | |
1912 | (if (not did-hook) | |
1913 | ;; Presume that the argument is a file name. | |
1914 | (progn | |
1915 | (if (string-match "\\`-" argi) | |
1916 | (error "Unknown option `%s'" argi)) | |
1917 | (setq file-count (1+ file-count)) | |
1918 | (let ((file | |
1919 | (expand-file-name | |
1920 | (command-line-normalize-file-name orig-argi) | |
1921 | dir))) | |
1922 | (if (= file-count 1) | |
1923 | (setq first-file-buffer (find-file file)) | |
1924 | (find-file-other-window file))) | |
1925 | (or (zerop line) | |
1926 | (goto-line line)) | |
1927 | (setq line 0) | |
1928 | (unless (< column 1) | |
1929 | (move-to-column (1- column))) | |
4e35ba2f CY |
1930 | (setq column 0)))))) |
1931 | ;; In unusual circumstances, the execution of Lisp code due | |
1932 | ;; to command-line options can cause the last visible frame | |
1933 | ;; to be deleted. In this case, kill emacs to avoid an | |
1934 | ;; abort later. | |
1935 | (unless (frame-live-p (selected-frame)) (kill-emacs nil)))) | |
bca8c7be | 1936 | |
bca8c7be MS |
1937 | ;; If 3 or more files visited, and not all visible, |
1938 | ;; show user what they all are. But leave the last one current. | |
1939 | (and (> file-count 2) | |
1940 | (not noninteractive) | |
1941 | (not inhibit-startup-buffer-menu) | |
1942 | (or (get-buffer-window first-file-buffer) | |
1943 | (list-buffers))))) | |
eae91b60 RS |
1944 | |
1945 | ;; Maybe display a startup screen. | |
e2c60824 KS |
1946 | (unless (or inhibit-startup-message |
1947 | noninteractive | |
3c24b4e4 | 1948 | emacs-quick-startup) |
eae91b60 RS |
1949 | ;; Display a startup screen, after some preparations. |
1950 | ||
1951 | ;; If there are no switches to process, we might as well | |
1952 | ;; run this hook now, and there may be some need to do it | |
1953 | ;; before doing any output. | |
deebb0e9 | 1954 | (run-hooks 'emacs-startup-hook) |
eae91b60 RS |
1955 | (and term-setup-hook |
1956 | (run-hooks 'term-setup-hook)) | |
deebb0e9 | 1957 | (setq inhibit-startup-hooks t) |
eae91b60 RS |
1958 | |
1959 | ;; It's important to notice the user settings before we | |
1960 | ;; display the startup message; otherwise, the settings | |
1961 | ;; won't take effect until the user gives the first | |
1962 | ;; keystroke, and that's distracting. | |
1963 | (when (fboundp 'frame-notice-user-settings) | |
1964 | (frame-notice-user-settings)) | |
1965 | ||
1966 | ;; If there are no switches to process, we might as well | |
1967 | ;; run this hook now, and there may be some need to do it | |
1968 | ;; before doing any output. | |
1969 | (when window-setup-hook | |
1970 | (run-hooks 'window-setup-hook) | |
1971 | ;; Don't let the hook be run twice. | |
1972 | (setq window-setup-hook nil)) | |
1973 | ||
1974 | ;; Do this now to avoid an annoying delay if the user | |
1975 | ;; clicks the menu bar during the sit-for. | |
1976 | (when (display-popup-menus-p) | |
1977 | (precompute-menubar-bindings)) | |
d759a2f5 RS |
1978 | (with-no-warnings |
1979 | (setq menubar-bindings-done t)) | |
ed638cc9 | 1980 | |
eae91b60 RS |
1981 | ;; If *scratch* is selected and it is empty, insert an |
1982 | ;; initial message saying not to create a file there. | |
1983 | (when (and initial-scratch-message | |
bca8c7be | 1984 | (equal (buffer-name) "*scratch*") |
ed638cc9 | 1985 | (= 0 (buffer-size))) |
eae91b60 RS |
1986 | (insert initial-scratch-message) |
1987 | (set-buffer-modified-p nil)) | |
ed638cc9 | 1988 | |
eae91b60 RS |
1989 | ;; If user typed input during all that work, |
1990 | ;; abort the startup screen. Otherwise, display it now. | |
c61453ea | 1991 | (unless (input-pending-p) |
6e85b03c | 1992 | (display-splash-screen t)))) |
c88ab9ce | 1993 | |
49939379 | 1994 | |
47c7adae RS |
1995 | (defun command-line-normalize-file-name (file) |
1996 | "Collapse multiple slashes to one, to handle non-Emacs file names." | |
6b9e794f RS |
1997 | (save-match-data |
1998 | ;; Use arg 1 so that we don't collapse // at the start of the file name. | |
1999 | ;; That is significant on some systems. | |
2000 | ;; However, /// at the beginning is supposed to mean just /, not //. | |
2001 | (if (string-match "^///+" file) | |
2002 | (setq file (replace-match "/" t t file))) | |
2003 | (while (string-match "//+" file 1) | |
2004 | (setq file (replace-match "/" t t file))) | |
2005 | file)) | |
47c7adae | 2006 | |
a3194d03 | 2007 | ;; arch-tag: 7e294698-244d-4758-984b-4047f887a5db |
c88ab9ce | 2008 | ;;; startup.el ends here |