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c88ab9ce ER |
1 | ;;; startup.el --- process Emacs shell arguments |
2 | ||
1d7da582 | 3 | ;; Copyright (C) 1985, 1986, 1992, 1994 Free Software Foundation, Inc. |
eea8d4ef | 4 | |
630cc463 | 5 | ;; Maintainer: FSF |
d7b4d18f | 6 | ;; Keywords: internal |
630cc463 | 7 | |
a726e0d1 JB |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
4746118a | 12 | ;; the Free Software Foundation; either version 2, or (at your option) |
a726e0d1 JB |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to | |
22 | ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | ||
630cc463 | 24 | ;;; Commentary: |
a726e0d1 JB |
25 | |
26 | ; These are processed only at the beginning of the argument list. | |
27 | ; -batch execute noninteractively (messages go to stdout, | |
28 | ; variable noninteractive set to t) | |
29 | ; This option must be the first in the arglist. | |
30 | ; Processed by `main' in emacs.c -- never seen by lisp | |
31 | ; -t file Specify to use file rather than stdin/stdout | |
32 | ; as the terminal. | |
33 | ; This option must be the first in the arglist. | |
34 | ; Processed by `main' in emacs.c -- never seen by lisp | |
35 | ; -nw Inhibit the use of any window-system-specific display | |
36 | ; code; use the current virtual terminal. | |
37 | ; This option must be the first in the arglist. | |
38 | ; Processed by `main' in emacs.c -- never seen by lisp | |
39 | ; -q load no init file | |
40 | ; -no-init-file same | |
41 | ; -u user load user's init file | |
42 | ; -user user same | |
43 | ; -debug-init Don't catch errors in init file; let debugger run. | |
44 | ||
45 | ; These are processed in the order encountered. | |
46 | ; -f function execute function | |
47 | ; -funcall function same | |
48 | ; -l file load file | |
49 | ; -load file same | |
a726e0d1 JB |
50 | ; -insert file same |
51 | ; file visit file | |
52 | ; -kill kill (exit) emacs | |
53 | ||
630cc463 ER |
54 | ;;; Code: |
55 | ||
a726e0d1 JB |
56 | (setq top-level '(normal-top-level)) |
57 | ||
58 | (defvar command-line-processed nil "t once command line has been processed") | |
59 | ||
60 | (defconst inhibit-startup-message nil | |
1d7da582 | 61 | "*Non-nil inhibits the initial startup message. |
a726e0d1 JB |
62 | This is for use in your personal init file, once you are familiar |
63 | with the contents of the startup message.") | |
64 | ||
1d7da582 RS |
65 | (defconst inhibit-startup-echo-area-message nil |
66 | "*Non-nil inhibits the initial startup echo area message. | |
67 | Inhibition takes effect only if your `.emacs' file contains | |
e5575c06 | 68 | a line of this form: |
54a003f7 | 69 | (setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\") |
e5575c06 RS |
70 | If your `.emacs' file is byte-compiled, use the following form instead: |
71 | (eval '(setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\")) | |
1d7da582 RS |
72 | Thus, someone else using a copy of your `.emacs' file will see |
73 | the startup message unless he personally acts to inhibit it.") | |
74 | ||
a726e0d1 JB |
75 | (defconst inhibit-default-init nil |
76 | "*Non-nil inhibits loading the `default' library.") | |
77 | ||
78 | (defconst command-switch-alist nil | |
79 | "Alist of command-line switches. | |
80 | Elements look like (SWITCH-STRING . HANDLER-FUNCTION). | |
81 | HANDLER-FUNCTION receives switch name as sole arg; | |
82 | remaining command-line args are in the variable `command-line-args-left'.") | |
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 | ||
e3bd99f5 | 99 | (defvar before-init-hook nil |
b4484ea8 | 100 | "Functions to call after handling urgent options but before init files. |
0cc89026 | 101 | The frame system uses this to open frames to display messages while |
3fc958a4 JB |
102 | Emacs loads the user's initialization file.") |
103 | ||
e3bd99f5 | 104 | (defvar after-init-hook nil |
a0965605 | 105 | "Functions to call after loading the init file (`~/.emacs'). |
e3bd99f5 | 106 | The call is not protected by a condition-case, so you can set `debug-on-error' |
a0965605 | 107 | in `.emacs', and put all the actual code on `after-init-hook'.") |
e3bd99f5 | 108 | |
a726e0d1 | 109 | (defvar term-setup-hook nil |
b4484ea8 | 110 | "Functions to be called after loading terminal-specific Lisp code. |
e3bd99f5 | 111 | See `run-hooks'. This variable exists for users to set, |
a726e0d1 JB |
112 | so as to override the definitions made by the terminal-specific file. |
113 | Emacs never sets this variable itself.") | |
114 | ||
115 | (defvar keyboard-type nil | |
b4484ea8 RS |
116 | "The brand of keyboard you are using. |
117 | This variable is used to define | |
a726e0d1 JB |
118 | the proper function and keypad keys for use under X. It is used in a |
119 | fashion analogous to the environment value TERM.") | |
120 | ||
121 | (defvar window-setup-hook nil | |
b4484ea8 RS |
122 | "Normal hook run to initialize window system display. |
123 | Emacs runs this hook after processing the command line arguments and loading | |
124 | the user's init file.") | |
a726e0d1 JB |
125 | |
126 | (defconst initial-major-mode 'lisp-interaction-mode | |
127 | "Major mode command symbol to use for the initial *scratch* buffer.") | |
128 | ||
129 | (defvar init-file-user nil | |
130 | "Identity of user whose `.emacs' file is or was read. | |
2bdfaa42 KH |
131 | The value is nil if no init file is being used; otherwise, it may be either |
132 | the null string, meaning that the init file was taken from the user that | |
133 | originally logged in, or it may be a string containing a user's name. | |
a726e0d1 | 134 | |
2bdfaa42 KH |
135 | In either of the latter cases, `(concat \"~\" init-file-user \"/\")' |
136 | evaluates to the name of the directory where the `.emacs' file was | |
137 | looked for.") | |
a726e0d1 | 138 | |
b7444d31 RS |
139 | (defvar site-run-file "site-start" |
140 | "File containing site-wide run-time initializations. | |
141 | This file is loaded at run-time before `~/.emacs'. It contains inits | |
142 | that need to be in place for the entire site, but which, due to their | |
143 | higher incidence of change, don't make sense to load into emacs' | |
144 | dumped image. Thus, the run-time load order is: 1. file described in | |
145 | this variable, if non-nil; 2. `~/.emacs'; 3. `default.el'.") | |
146 | ||
30dc01ea RS |
147 | (defconst iso-8859-1-locale-regexp "8859[-_]?1" |
148 | "Regexp that specifies when to enable the ISO 8859-1 character set. | |
149 | We do that if this regexp matches the locale name | |
150 | specified by the LC_ALL, LC_CTYPE and LANG environment variables.") | |
151 | ||
c10d1f06 RS |
152 | (defvar user-mail-address nil |
153 | "Full mailing address of this user.") | |
154 | ||
a726e0d1 JB |
155 | (defvar init-file-debug nil) |
156 | ||
52320897 RS |
157 | (defvar init-file-had-error nil) |
158 | ||
a726e0d1 JB |
159 | (defun normal-top-level () |
160 | (if command-line-processed | |
161 | (message "Back to top level.") | |
162 | (setq command-line-processed t) | |
ffd56f97 | 163 | (if (not (eq system-type 'vax-vms)) |
a4b33896 JB |
164 | (progn |
165 | ;; If the PWD environment variable isn't accurate, delete it. | |
166 | (let ((pwd (getenv "PWD"))) | |
167 | (and (stringp pwd) | |
168 | ;; Use FOO/., so that if FOO is a symlink, file-attributes | |
169 | ;; describes the directory linked to, not FOO itself. | |
170 | (or (equal (file-attributes | |
171 | (concat (file-name-as-directory pwd) ".")) | |
172 | (file-attributes | |
173 | (concat (file-name-as-directory default-directory) | |
174 | "."))) | |
175 | (setq process-environment | |
176 | (delete (concat "PWD=" pwd) | |
177 | process-environment))))))) | |
492878e4 | 178 | (setq default-directory (abbreviate-file-name default-directory)) |
c10d1f06 | 179 | (setq user-mail-address (concat (user-login-name) "@" (system-name))) |
6f2c86fa KH |
180 | (let ((menubar-bindings-done nil)) |
181 | (unwind-protect | |
182 | (command-line) | |
183 | ;; Do this again, in case .emacs defined more abbreviations. | |
184 | (setq default-directory (abbreviate-file-name default-directory)) | |
185 | (run-hooks 'emacs-startup-hook) | |
186 | (and term-setup-hook | |
187 | (run-hooks 'term-setup-hook)) | |
188 | ;; Modify the initial frame based on what .emacs puts into | |
189 | ;; ...-frame-alist. | |
190 | (if (fboundp 'frame-notice-user-settings) | |
191 | (frame-notice-user-settings)) | |
192 | ;; Now we know the user's default font, so add it to the menu. | |
193 | (if (fboundp 'font-menu-add-default) | |
194 | (font-menu-add-default)) | |
195 | (and window-setup-hook | |
196 | (run-hooks 'window-setup-hook)) | |
197 | (or menubar-bindings-done | |
198 | (precompute-menubar-bindings)))))) | |
199 | ||
200 | ;; Precompute the keyboard equivalents in the menu bar items. | |
201 | (defun precompute-menubar-bindings () | |
42a49b29 | 202 | (if (eq window-system 'x) |
6f2c86fa KH |
203 | (let ((submap (lookup-key global-map [menu-bar]))) |
204 | (while submap | |
205 | (and (consp (car submap)) | |
206 | (symbolp (car (car submap))) | |
207 | (stringp (car-safe (cdr (car submap)))) | |
208 | (keymapp (cdr (cdr (car submap)))) | |
209 | (x-popup-menu nil (cdr (cdr (car submap))))) | |
210 | (setq submap (cdr submap)))))) | |
a726e0d1 JB |
211 | |
212 | (defun command-line () | |
09a1077c RS |
213 | (setq command-line-default-directory default-directory) |
214 | ||
74f2ab06 | 215 | ;; See if we should import version-control from the environment variable. |
a726e0d1 JB |
216 | (let ((vc (getenv "VERSION_CONTROL"))) |
217 | (cond ((eq vc nil)) ;don't do anything if not set | |
218 | ((or (string= vc "t") | |
219 | (string= vc "numbered")) | |
220 | (setq version-control t)) | |
221 | ((or (string= vc "nil") | |
222 | (string= vc "existing")) | |
223 | (setq version-control nil)) | |
224 | ((or (string= vc "never") | |
225 | (string= vc "simple")) | |
226 | (setq version-control 'never)))) | |
227 | ||
30dc01ea RS |
228 | (if (let ((ctype |
229 | ;; Use the first of these three envvars that has a nonempty value. | |
230 | (or (let ((string (getenv "LC_ALL"))) | |
231 | (and (not (equal string "")) string)) | |
232 | (let ((string (getenv "LC_CTYPE"))) | |
233 | (and (not (equal string "")) string)) | |
234 | (let ((string (getenv "LANG"))) | |
235 | (and (not (equal string "")) string))))) | |
236 | (and ctype | |
237 | (string-match iso-8859-1-locale-regexp ctype))) | |
e9d8e8c7 RS |
238 | (progn |
239 | (standard-display-european t) | |
240 | (require 'iso-syntax))) | |
241 | ||
79058860 JB |
242 | ;;! This has been commented out; I currently find the behavior when |
243 | ;;! split-window-keep-point is nil disturbing, but if I can get used | |
244 | ;;! to it, then it would be better to eliminate the option. | |
245 | ;;! ;; Choose a good default value for split-window-keep-point. | |
246 | ;;! (setq split-window-keep-point (> baud-rate 2400)) | |
f35fe3c6 | 247 | |
a726e0d1 JB |
248 | ;; Read window system's init file if using a window system. |
249 | (if (and window-system (not noninteractive)) | |
c35f9044 JB |
250 | (load (concat term-file-prefix |
251 | (symbol-name window-system) | |
252 | "-win") | |
253 | ;; Every window system should have a startup file; | |
254 | ;; barf if we can't find it. | |
255 | nil t)) | |
a726e0d1 | 256 | |
03e3c30a JB |
257 | (let ((done nil) |
258 | (args (cdr command-line-args))) | |
259 | ||
a726e0d1 JB |
260 | ;; Figure out which user's init file to load, |
261 | ;; either from the environment or from the options. | |
262 | (setq init-file-user (if noninteractive nil (user-login-name))) | |
263 | ;; If user has not done su, use current $HOME to find .emacs. | |
264 | (and init-file-user (string= init-file-user (user-real-login-name)) | |
265 | (setq init-file-user "")) | |
03e3c30a JB |
266 | |
267 | ;; Process the command-line args, and delete the arguments | |
268 | ;; processed. This is consistent with the way main in emacs.c | |
269 | ;; does things. | |
a726e0d1 JB |
270 | (while (and (not done) args) |
271 | (let ((argi (car args))) | |
272 | (cond | |
273 | ((or (string-equal argi "-q") | |
274 | (string-equal argi "-no-init-file")) | |
275 | (setq init-file-user nil | |
276 | args (cdr args))) | |
277 | ((or (string-equal argi "-u") | |
278 | (string-equal argi "-user")) | |
279 | (setq args (cdr args) | |
280 | init-file-user (car args) | |
281 | args (cdr args))) | |
b7444d31 RS |
282 | ((string-equal argi "-no-site-file") |
283 | (setq site-run-file nil | |
284 | args (cdr args))) | |
a726e0d1 JB |
285 | ((string-equal argi "-debug-init") |
286 | (setq init-file-debug t | |
287 | args (cdr args))) | |
03e3c30a JB |
288 | (t (setq done t))))) |
289 | ||
290 | ;; Re-attach the program name to the front of the arg list. | |
291 | (setcdr command-line-args args)) | |
a726e0d1 | 292 | |
c722566c | 293 | ;; Under X Windows, this creates the X frame and deletes the terminal frame. |
4e1b1e72 JB |
294 | (if (fboundp 'face-initialize) |
295 | (face-initialize)) | |
853ccbd5 RS |
296 | (if (fboundp 'frame-initialize) |
297 | (frame-initialize)) | |
c722566c | 298 | |
e3bd99f5 | 299 | (run-hooks 'before-init-hook) |
3fc958a4 | 300 | |
09973c54 RM |
301 | ;; Run the site-start library if it exists. The point of this file is |
302 | ;; that it is run before .emacs. There is no point in doing this after | |
303 | ;; .emacs; that is useless. | |
b7444d31 RS |
304 | (if site-run-file |
305 | (load site-run-file t t)) | |
09973c54 | 306 | |
8a988f45 RS |
307 | ;; Sites should not disable this. Only individuals should disable |
308 | ;; the startup message. | |
309 | (setq inhibit-startup-message nil) | |
310 | ||
a726e0d1 | 311 | ;; Load that user's init file, or the default one, or none. |
3d1b78f0 RS |
312 | (let (debug-on-error-from-init-file |
313 | debug-on-error-should-be-set | |
314 | (debug-on-error-initial | |
315 | (if (eq init-file-debug t) 'startup init-file-debug))) | |
316 | (let ((debug-on-error debug-on-error-initial) | |
317 | ;; This function actually reads the init files. | |
318 | (inner | |
319 | (function | |
320 | (lambda () | |
321 | (if init-file-user | |
a4c5c705 RS |
322 | (progn |
323 | (setq user-init-file | |
324 | (cond | |
325 | ((eq system-type 'ms-dos) | |
326 | (concat "~" init-file-user "/_emacs")) | |
327 | ((eq system-type 'vax-vms) | |
328 | "sys$login:.emacs") | |
329 | (t | |
330 | (concat "~" init-file-user "/.emacs")))) | |
331 | (load user-init-file t t t) | |
332 | (or inhibit-default-init | |
333 | (let ((inhibit-startup-message nil)) | |
334 | ;; Users are supposed to be told their rights. | |
335 | ;; (Plus how to get help and how to undo.) | |
336 | ;; Don't you dare turn this off for anyone | |
337 | ;; except yourself. | |
338 | (load "default" t t))))))))) | |
3d1b78f0 RS |
339 | (if init-file-debug |
340 | ;; Do this without a condition-case if the user wants to debug. | |
341 | (funcall inner) | |
342 | (condition-case error | |
343 | (progn | |
344 | (funcall inner) | |
345 | (setq init-file-had-error nil)) | |
346 | (error (message "Error in init file: %s%s%s" | |
347 | (get (car error) 'error-message) | |
ad2aeb8d | 348 | (if (cdr error) ": " "") |
3d1b78f0 RS |
349 | (mapconcat 'prin1-to-string (cdr error) ", ")) |
350 | (setq init-file-had-error t)))) | |
ad2aeb8d | 351 | ;; If we can tell that the init file altered debug-on-error, |
3d1b78f0 RS |
352 | ;; arrange to preserve the value that it set up. |
353 | (or (eq debug-on-error debug-on-error-initial) | |
354 | (setq debug-on-error-should-be-set t | |
355 | debug-on-error-from-init-file debug-on-error))) | |
356 | (if debug-on-error-should-be-set | |
357 | (setq debug-on-error debug-on-error-from-init-file))) | |
3fc958a4 | 358 | |
e3bd99f5 RM |
359 | (run-hooks 'after-init-hook) |
360 | ||
a726e0d1 JB |
361 | ;; If *scratch* exists and init file didn't change its mode, initialize it. |
362 | (if (get-buffer "*scratch*") | |
363 | (save-excursion | |
364 | (set-buffer "*scratch*") | |
365 | (if (eq major-mode 'fundamental-mode) | |
366 | (funcall initial-major-mode)))) | |
367 | ;; Load library for our terminal type. | |
368 | ;; User init file can set term-file-prefix to nil to prevent this. | |
369 | (and term-file-prefix (not noninteractive) (not window-system) | |
370 | (let ((term (getenv "TERM")) | |
371 | hyphend) | |
372 | (while (and term | |
373 | (not (load (concat term-file-prefix term) t t))) | |
374 | ;; Strip off last hyphen and what follows, then try again | |
375 | (if (setq hyphend (string-match "[-_][^-_]+$" term)) | |
376 | (setq term (substring term 0 hyphend)) | |
377 | (setq term nil))))) | |
378 | ||
03e3c30a | 379 | ;; Process the remaining args. |
a726e0d1 JB |
380 | (command-line-1 (cdr command-line-args)) |
381 | ||
382 | ;; If -batch, terminate after processing the command options. | |
383 | (if noninteractive (kill-emacs t))) | |
384 | ||
385 | (defun command-line-1 (command-line-args-left) | |
52320897 | 386 | (or noninteractive (input-pending-p) init-file-had-error |
1d7da582 RS |
387 | (and inhibit-startup-echo-area-message |
388 | (let ((buffer (get-buffer-create " *temp*"))) | |
389 | (prog1 | |
390 | (condition-case nil | |
391 | (save-excursion | |
392 | (set-buffer buffer) | |
393 | (insert-file-contents user-init-file) | |
394 | (re-search-forward | |
395 | (concat | |
d9a71a8f RS |
396 | "([ \t\n]*setq[ \t\n]+" |
397 | "inhibit-startup-echo-area-message[ \t\n]+" | |
398 | (regexp-quote | |
399 | (prin1-to-string | |
400 | (if (string= init-file-user "") | |
401 | (user-login-name) | |
402 | init-file-user))) | |
403 | "[ \t\n]*)") | |
1d7da582 RS |
404 | nil t)) |
405 | (error nil)) | |
406 | (kill-buffer buffer)))) | |
407 | (message (if (eq (key-binding "\C-h\C-p") 'describe-project) | |
408 | "For information about the GNU Project and its goals, type C-h C-p." | |
409 | (substitute-command-keys | |
410 | "For information about the GNU Project and its goals, type \\[describe-project].")))) | |
a726e0d1 JB |
411 | (if (null command-line-args-left) |
412 | (cond ((and (not inhibit-startup-message) (not noninteractive) | |
413 | ;; Don't clobber a non-scratch buffer if init file | |
414 | ;; has selected it. | |
415 | (string= (buffer-name) "*scratch*") | |
416 | (not (input-pending-p))) | |
417 | ;; If there are no switches to process, we might as well | |
418 | ;; run this hook now, and there may be some need to do it | |
419 | ;; before doing any output. | |
420 | (and term-setup-hook | |
421 | (run-hooks 'term-setup-hook)) | |
422 | ;; Don't let the hook be run twice. | |
423 | (setq term-setup-hook nil) | |
4e1b1e72 JB |
424 | |
425 | ;; It's important to notice the user settings before we | |
426 | ;; display the startup message; otherwise, the settings | |
427 | ;; won't take effect until the user gives the first | |
428 | ;; keystroke, and that's distracting. | |
429 | (if (fboundp 'frame-notice-user-settings) | |
430 | (frame-notice-user-settings)) | |
431 | ||
a726e0d1 JB |
432 | (and window-setup-hook |
433 | (run-hooks 'window-setup-hook)) | |
434 | (setq window-setup-hook nil) | |
fd11871a RS |
435 | ;; Do this now to avoid an annoying delay if the user |
436 | ;; clicks the menu bar during the sit-for. | |
437 | (precompute-menubar-bindings) | |
438 | (setq menubar-bindings-done t) | |
a726e0d1 JB |
439 | (unwind-protect |
440 | (progn | |
441 | (insert (emacs-version) | |
442 | " | |
1d7da582 | 443 | Copyright (C) 1994 Free Software Foundation, Inc.\n\n") |
a726e0d1 JB |
444 | ;; If keys have their default meanings, |
445 | ;; use precomputed string to save lots of time. | |
446 | (if (and (eq (key-binding "\C-h") 'help-command) | |
447 | (eq (key-binding "\C-xu") 'advertised-undo) | |
448 | (eq (key-binding "\C-x\C-c") 'save-buffers-kill-emacs) | |
449 | (eq (key-binding "\C-h\C-c") 'describe-copying) | |
450 | (eq (key-binding "\C-h\C-d") 'describe-distribution) | |
451 | (eq (key-binding "\C-h\C-w") 'describe-no-warranty) | |
452 | (eq (key-binding "\C-ht") 'help-with-tutorial)) | |
453 | (insert | |
454 | "Type C-h for help; C-x u to undo changes. (`C-' means use CTRL key.) | |
455 | To kill the Emacs job, type C-x C-c. | |
456 | Type C-h t for a tutorial on using Emacs. | |
54a0539a | 457 | Type C-h i to enter Info, which you can use to read GNU documentation. |
a726e0d1 JB |
458 | |
459 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type C-h C-w for full details. | |
460 | You may give out copies of Emacs; type C-h C-c to see the conditions. | |
461 | Type C-h C-d for information on getting the latest version.") | |
462 | (insert (substitute-command-keys | |
463 | "Type \\[help-command] for help; \\[advertised-undo] to undo changes. (`C-' means use CTRL key.) | |
464 | To kill the Emacs job, type \\[save-buffers-kill-emacs]. | |
465 | Type \\[help-with-tutorial] for a tutorial on using Emacs. | |
54a0539a | 466 | Type \\[info] to enter Info, which you can use to read GNU documentation. |
a726e0d1 JB |
467 | |
468 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type \\[describe-no-warranty] for full details. | |
469 | You may give out copies of Emacs; type \\[describe-copying] to see the conditions. | |
470 | Type \\[describe-distribution] for information on getting the latest version."))) | |
471 | (set-buffer-modified-p nil) | |
472 | (sit-for 120)) | |
473 | (save-excursion | |
474 | ;; In case the Emacs server has already selected | |
475 | ;; another buffer, erase the one our message is in. | |
476 | (set-buffer (get-buffer "*scratch*")) | |
477 | (erase-buffer) | |
478 | (set-buffer-modified-p nil))))) | |
09a1077c | 479 | (let ((dir command-line-default-directory) |
a726e0d1 JB |
480 | (file-count 0) |
481 | first-file-buffer | |
482 | (line 0)) | |
483 | (while command-line-args-left | |
484 | (let ((argi (car command-line-args-left)) | |
485 | tem) | |
486 | (setq command-line-args-left (cdr command-line-args-left)) | |
487 | (cond ((setq tem (assoc argi command-switch-alist)) | |
488 | (funcall (cdr tem) argi)) | |
a726e0d1 JB |
489 | ((or (string-equal argi "-f") ;what the manual claims |
490 | (string-equal argi "-funcall") | |
491 | (string-equal argi "-e")) ; what the source used to say | |
492 | (setq tem (intern (car command-line-args-left))) | |
493 | (setq command-line-args-left (cdr command-line-args-left)) | |
494 | (funcall tem)) | |
495 | ((or (string-equal argi "-l") | |
496 | (string-equal argi "-load")) | |
497 | (let ((file (car command-line-args-left))) | |
498 | ;; Take file from default dir if it exists there; | |
499 | ;; otherwise let `load' search for it. | |
500 | (if (file-exists-p (expand-file-name file)) | |
501 | (setq file (expand-file-name file))) | |
502 | (load file nil t)) | |
503 | (setq command-line-args-left (cdr command-line-args-left))) | |
fbce8654 | 504 | ((string-equal argi "-insert") |
cf91c6c8 | 505 | (or (stringp (car command-line-args-left)) |
fbce8654 | 506 | (error "filename omitted from `-insert' option")) |
a726e0d1 JB |
507 | (insert-file-contents (car command-line-args-left)) |
508 | (setq command-line-args-left (cdr command-line-args-left))) | |
509 | ((string-equal argi "-kill") | |
510 | (kill-emacs t)) | |
511 | ((string-match "^\\+[0-9]+\\'" argi) | |
512 | (setq line (string-to-int argi))) | |
513 | (t | |
514 | ;; We have almost exhausted our options. See if the | |
515 | ;; user has made any other command-line options available | |
516 | (let ((hooks command-line-functions);; lrs 7/31/89 | |
517 | (did-hook nil)) | |
518 | (while (and hooks | |
519 | (not (setq did-hook (funcall (car hooks))))) | |
520 | (setq hooks (cdr hooks))) | |
521 | (if (not did-hook) | |
522 | ;; Ok, presume that the argument is a file name | |
523 | (progn | |
524 | (setq file-count (1+ file-count)) | |
525 | (cond ((= file-count 1) | |
526 | (setq first-file-buffer | |
527 | (find-file (expand-file-name argi dir)))) | |
528 | (t | |
529 | (find-file-other-window (expand-file-name argi dir)))) | |
530 | (or (zerop line) | |
531 | (goto-line line)) | |
532 | (setq line 0)))))))) | |
533 | ;; If 3 or more files visited, and not all visible, | |
534 | ;; show user what they all are. | |
535 | (if (> file-count 2) | |
536 | (or (get-buffer-window first-file-buffer) | |
7e0795a4 | 537 | (progn (other-window 1) |
e8997612 | 538 | (buffer-menu))))))) |
c88ab9ce ER |
539 | |
540 | ;;; startup.el ends here |