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c88ab9ce ER |
1 | ;;; startup.el --- process Emacs shell arguments |
2 | ||
347d0813 GM |
3 | ;; Copyright (C) 1985, 86, 92, 94, 95, 96, 97, 98, 99, 2000 |
4 | ;; 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 EN |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | ;; Boston, MA 02111-1307, USA. | |
a726e0d1 | 25 | |
630cc463 | 26 | ;;; Commentary: |
a726e0d1 | 27 | |
ab30fc8a RS |
28 | ;; This file parses the command line and gets Emacs running. Options on |
29 | ;; the command line are handled in precedence order. The order is the | |
30 | ;; one in the list below; first described means first handled. Options | |
31 | ;; within each category (delimited by a bar) are handled in the order | |
32 | ;; encountered on the command line. | |
33 | ||
34 | ;; ------------------------- | |
35 | ;; -version Print Emacs version to stderr, then exit | |
36 | ;; --version successfully right away. | |
37 | ;; This option is handled by emacs.c | |
38 | ;; ------------------------- | |
39 | ;; -help Print a short usage description and exit | |
40 | ;; --help successfully right away. | |
41 | ;; This option is handled by emacs.c | |
42 | ;; ------------------------- | |
43 | ;; -nl Do not use shared memory (for systems that | |
44 | ;; -no-shared-memory support this) for the dumped Emacs data. | |
45 | ;; This option is handled by emacs.c | |
46 | ;; | |
47 | ;; -map For VMS. | |
48 | ;; --map-data This option is handled by emacs.c | |
49 | ;; ------------------------- | |
50 | ;; -t FILE Use FILE as the name of the terminal. | |
51 | ;; --terminal FILE Using this implies "-nw" also. | |
52 | ;; This option is handled by emacs.c | |
53 | ;; ------------------------- | |
64b0dbdb | 54 | ;; -d DISPNAME Use DISPNAME as the name of the X |
ab30fc8a RS |
55 | ;; -display DISPNAME display for the initial frame. |
56 | ;; --display DISPNAME This option is handled by emacs.c | |
57 | ;; ------------------------- | |
58 | ;; -nw Do not use a windows system (but use the | |
59 | ;; --no-windows terminal instead.) | |
60 | ;; This option is handled by emacs.c | |
61 | ;; ------------------------- | |
62 | ;; -batch Execute noninteractively (messages go to stdout, | |
63 | ;; --batch variable noninteractive set to t) | |
64 | ;; This option is handled by emacs.c | |
65 | ;; ------------------------- | |
66 | ;; -q Do not load user's init file and do not load | |
67 | ;; -no-init-file "default.el". Regardless of this switch, | |
6f9340dd | 68 | ;; --no-init-file "site-start" is still loaded. |
ab30fc8a | 69 | ;; ------------------------- |
6f9340dd | 70 | ;; -no-site-file Do not load "site-start.el". (This is the ONLY |
ab30fc8a RS |
71 | ;; --no-site-file way to prevent loading that file.) |
72 | ;; ------------------------- | |
73 | ;; -u USER Load USER's init file instead of the init | |
74 | ;; -user USER file belonging to the user starting Emacs. | |
75 | ;; --user USER | |
76 | ;; ------------------------- | |
77 | ;; -debug-init Don't catch errors in init files; let the | |
78 | ;; --debug-init debugger run. | |
79 | ;; ------------------------- | |
80 | ;; -i ICONTYPE Set type of icon using when Emacs is | |
64b0dbdb | 81 | ;; -itype ICONTYPE iconified under X. |
ab30fc8a RS |
82 | ;; --icon-type ICONTYPE This option is passed on to term/x-win.el |
83 | ;; | |
64b0dbdb | 84 | ;; -iconic Start Emacs iconified. |
ab30fc8a RS |
85 | ;; --iconic This option is passed on to term/x-win.el |
86 | ;; ------------------------- | |
64b0dbdb | 87 | ;; Various X options for colors/fonts/geometry/title etc. |
ab30fc8a RS |
88 | ;; These options are passed on to term/x-win.el which see. Certain |
89 | ;; of these are also found in term/pc-win.el | |
90 | ;; ------------------------- | |
91 | ;; FILE Visit FILE. | |
dc2cd811 GM |
92 | ;; -visit FILE |
93 | ;; --visit FILE | |
94 | ;; -file FILE | |
95 | ;; --file FILE | |
ab30fc8a RS |
96 | ;; |
97 | ;; -L DIRNAME Add DIRNAME to load-path | |
98 | ;; -directory DIRNAME | |
99 | ;; --directory DIRNAME | |
100 | ;; | |
101 | ;; -l FILE Load and execute the Emacs lisp code | |
102 | ;; -load FILE in FILE. | |
103 | ;; --load FILE | |
104 | ;; | |
105 | ;; -f FUNC Execute Emacs lisp function FUNC with | |
106 | ;; -funcall FUNC no arguments. The "-e" form is outdated | |
107 | ;; --funcall FUNC and should not be used. (It's a typo | |
108 | ;; -e FUNC promoted to a feature.) | |
109 | ;; | |
955093c9 EN |
110 | ;; -eval FORM Execute Emacs lisp form FORM. |
111 | ;; --eval FORM | |
dc2cd811 GM |
112 | ;; -execute EXPR |
113 | ;; --execute EXPR | |
e6b75e30 | 114 | ;; |
ab30fc8a RS |
115 | ;; -insert FILE Insert the contents of FILE into buffer. |
116 | ;; --insert FILE | |
117 | ;; ------------------------- | |
118 | ;; -kill Kill (exit) Emacs right away. | |
119 | ;; --kill | |
120 | ;; ------------------------- | |
a726e0d1 | 121 | |
630cc463 ER |
122 | ;;; Code: |
123 | ||
a726e0d1 JB |
124 | (setq top-level '(normal-top-level)) |
125 | ||
42a3e6fa RS |
126 | (defvar command-line-processed nil |
127 | "Non-nil once command line has been processed") | |
a726e0d1 | 128 | |
42a3e6fa RS |
129 | (defgroup initialization nil |
130 | "Emacs start-up procedure" | |
131 | :group 'internal) | |
132 | ||
133 | (defcustom inhibit-startup-message nil | |
1d7da582 | 134 | "*Non-nil inhibits the initial startup message. |
a726e0d1 | 135 | This is for use in your personal init file, once you are familiar |
42a3e6fa RS |
136 | with the contents of the startup message." |
137 | :type 'boolean | |
138 | :group 'initialization) | |
a726e0d1 | 139 | |
42a3e6fa | 140 | (defcustom inhibit-startup-echo-area-message nil |
1d7da582 | 141 | "*Non-nil inhibits the initial startup echo area message. |
42a3e6fa RS |
142 | Setting this variable takes effect |
143 | only if you do it with the customization buffer | |
94487c4e | 144 | or if your `.emacs' file contains a line of this form: |
54a003f7 | 145 | (setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\") |
e5575c06 RS |
146 | If your `.emacs' file is byte-compiled, use the following form instead: |
147 | (eval '(setq inhibit-startup-echo-area-message \"YOUR-USER-NAME\")) | |
1d7da582 | 148 | Thus, someone else using a copy of your `.emacs' file will see |
42a3e6fa RS |
149 | the startup message unless he personally acts to inhibit it." |
150 | :type '(choice (const :tag "Don't inhibit") | |
151 | (string :tag "Enter your user name, to inhibit")) | |
152 | :group 'initialization) | |
1d7da582 | 153 | |
42a3e6fa RS |
154 | (defcustom inhibit-default-init nil |
155 | "*Non-nil inhibits loading the `default' library." | |
156 | :type 'boolean | |
157 | :group 'initialization) | |
a726e0d1 | 158 | |
d7fa5aa2 | 159 | (defvar command-switch-alist nil |
a726e0d1 JB |
160 | "Alist of command-line switches. |
161 | Elements look like (SWITCH-STRING . HANDLER-FUNCTION). | |
162 | HANDLER-FUNCTION receives switch name as sole arg; | |
163 | remaining command-line args are in the variable `command-line-args-left'.") | |
164 | ||
860befc8 RS |
165 | (defvar command-line-args-left nil |
166 | "List of command-line args not yet processed.") | |
167 | ||
a726e0d1 JB |
168 | (defvar command-line-functions nil ;; lrs 7/31/89 |
169 | "List of functions to process unrecognized command-line arguments. | |
170 | Each function should access the dynamically bound variables | |
b4484ea8 | 171 | `argi' (the current argument) and `command-line-args-left' (the remaining |
a726e0d1 | 172 | arguments). The function should return non-nil only if it recognizes and |
b4484ea8 RS |
173 | processes `argi'. If it does so, it may consume successive arguments by |
174 | altering `command-line-args-left' to remove them.") | |
a726e0d1 | 175 | |
09a1077c RS |
176 | (defvar command-line-default-directory nil |
177 | "Default directory to use for command line arguments. | |
178 | This is normally copied from `default-directory' when Emacs starts.") | |
179 | ||
b3afdeb8 RS |
180 | ;;; This is here, rather than in x-win.el, so that we can ignore these |
181 | ;;; options when we are not using X. | |
46cfd295 | 182 | (defconst command-line-x-option-alist |
b3afdeb8 RS |
183 | '(("-bw" 1 x-handle-numeric-switch border-width) |
184 | ("-d" 1 x-handle-display) | |
185 | ("-display" 1 x-handle-display) | |
5676ab57 | 186 | ("-name" 1 x-handle-name-switch) |
2c3fef40 RS |
187 | ("-title" 1 x-handle-switch title) |
188 | ("-T" 1 x-handle-switch title) | |
b3afdeb8 RS |
189 | ("-r" 0 x-handle-switch reverse t) |
190 | ("-rv" 0 x-handle-switch reverse t) | |
191 | ("-reverse" 0 x-handle-switch reverse t) | |
192 | ("-reverse-video" 0 x-handle-switch reverse t) | |
193 | ("-fn" 1 x-handle-switch font) | |
194 | ("-font" 1 x-handle-switch font) | |
195 | ("-ib" 1 x-handle-numeric-switch internal-border-width) | |
1f7f78f1 | 196 | ("-g" 1 x-handle-geometry) |
9ff6bda1 | 197 | ("-lsp" 1 x-handle-numeric-switch line-spacing) |
1f7f78f1 | 198 | ("-geometry" 1 x-handle-geometry) |
b3afdeb8 RS |
199 | ("-fg" 1 x-handle-switch foreground-color) |
200 | ("-foreground" 1 x-handle-switch foreground-color) | |
201 | ("-bg" 1 x-handle-switch background-color) | |
202 | ("-background" 1 x-handle-switch background-color) | |
203 | ("-ms" 1 x-handle-switch mouse-color) | |
204 | ("-itype" 0 x-handle-switch icon-type t) | |
205 | ("-i" 0 x-handle-switch icon-type t) | |
206 | ("-iconic" 0 x-handle-iconic) | |
207 | ("-xrm" 1 x-handle-xrm-switch) | |
208 | ("-cr" 1 x-handle-switch cursor-color) | |
209 | ("-vb" 0 x-handle-switch vertical-scroll-bars t) | |
210 | ("-hb" 0 x-handle-switch horizontal-scroll-bars t) | |
211 | ("-bd" 1 x-handle-switch) | |
212 | ("--border-width" 1 x-handle-numeric-switch border-width) | |
213 | ("--display" 1 x-handle-display) | |
5676ab57 | 214 | ("--name" 1 x-handle-name-switch) |
7775acb8 | 215 | ("--title" 1 x-handle-switch title) |
b3afdeb8 RS |
216 | ("--reverse-video" 0 x-handle-switch reverse t) |
217 | ("--font" 1 x-handle-switch font) | |
218 | ("--internal-border" 1 x-handle-numeric-switch internal-border-width) | |
1f7f78f1 | 219 | ("--geometry" 1 x-handle-geometry) |
b3afdeb8 RS |
220 | ("--foreground-color" 1 x-handle-switch foreground-color) |
221 | ("--background-color" 1 x-handle-switch background-color) | |
222 | ("--mouse-color" 1 x-handle-switch mouse-color) | |
223 | ("--icon-type" 0 x-handle-switch icon-type t) | |
224 | ("--iconic" 0 x-handle-iconic) | |
225 | ("--xrm" 1 x-handle-xrm-switch) | |
226 | ("--cursor-color" 1 x-handle-switch cursor-color) | |
227 | ("--vertical-scroll-bars" 0 x-handle-switch vertical-scroll-bars t) | |
9ff6bda1 | 228 | ("--line-spacing" 1 x-handle-numeric-switch line-spacing) |
b3afdeb8 RS |
229 | ("--border-color" 1 x-handle-switch border-width)) |
230 | "Alist of X Windows options. | |
231 | Each element has the form | |
232 | (NAME NUMARGS HANDLER FRAME-PARAM VALUE) | |
233 | where NAME is the option name string, NUMARGS is the number of arguments | |
234 | that the option accepts, HANDLER is a function to call to handle the option. | |
235 | FRAME-PARAM (optional) is the frame parameter this option specifies, | |
236 | and VALUE is the value which is given to that frame parameter | |
237 | \(most options use the argument for this, so VALUE is not present).") | |
238 | ||
e3bd99f5 | 239 | (defvar before-init-hook nil |
db3f571a | 240 | "Normal hook run after handling urgent options but before loading init files.") |
3fc958a4 | 241 | |
e3bd99f5 | 242 | (defvar after-init-hook nil |
db3f571a KH |
243 | "Normal hook run after loading the init files, `~/.emacs' and `default.el'. |
244 | There is no `condition-case' around the running of these functions; | |
245 | therefore, if you set `debug-on-error' non-nil in `.emacs', | |
246 | an error in one of these functions will invoke the debugger.") | |
247 | ||
248 | (defvar emacs-startup-hook nil | |
249 | "Normal hook run after loading init files and handling the command line.") | |
e3bd99f5 | 250 | |
a726e0d1 | 251 | (defvar term-setup-hook nil |
db3f571a KH |
252 | "Normal hook run after loading terminal-specific Lisp code. |
253 | It also follows `emacs-startup-hook'. This hook exists for users to set, | |
a726e0d1 JB |
254 | so as to override the definitions made by the terminal-specific file. |
255 | Emacs never sets this variable itself.") | |
256 | ||
257 | (defvar keyboard-type nil | |
b4484ea8 RS |
258 | "The brand of keyboard you are using. |
259 | This variable is used to define | |
a726e0d1 | 260 | the proper function and keypad keys for use under X. It is used in a |
94487c4e | 261 | fashion analogous to the environment variable TERM.") |
a726e0d1 JB |
262 | |
263 | (defvar window-setup-hook nil | |
b4484ea8 RS |
264 | "Normal hook run to initialize window system display. |
265 | Emacs runs this hook after processing the command line arguments and loading | |
266 | the user's init file.") | |
a726e0d1 | 267 | |
42a3e6fa RS |
268 | (defcustom initial-major-mode 'lisp-interaction-mode |
269 | "Major mode command symbol to use for the initial *scratch* buffer." | |
ce2f921e | 270 | :type 'function |
42a3e6fa | 271 | :group 'initialization) |
a726e0d1 | 272 | |
42a3e6fa | 273 | (defcustom init-file-user nil |
a726e0d1 | 274 | "Identity of user whose `.emacs' file is or was read. |
d7fa5aa2 RS |
275 | The value is nil if `-q' or `--no-init-file' was specified, |
276 | meaning do not load any init file. | |
277 | ||
278 | Otherwise, the value may be the null string, meaning use the init file | |
279 | for the user that originally logged in, or it may be a | |
280 | string containing a user's name meaning use that person's init file. | |
a726e0d1 | 281 | |
2bdfaa42 KH |
282 | In either of the latter cases, `(concat \"~\" init-file-user \"/\")' |
283 | evaluates to the name of the directory where the `.emacs' file was | |
13fce4e6 RS |
284 | looked for. |
285 | ||
286 | Setting `init-file-user' does not prevent Emacs from loading | |
42a3e6fa RS |
287 | `site-start.el'. The only way to do that is to use `--no-site-file'." |
288 | :type '(choice (const :tag "none" nil) string) | |
289 | :group 'initialization) | |
a726e0d1 | 290 | |
42a3e6fa | 291 | (defcustom site-run-file "site-start" |
b7444d31 RS |
292 | "File containing site-wide run-time initializations. |
293 | This file is loaded at run-time before `~/.emacs'. It contains inits | |
294 | that need to be in place for the entire site, but which, due to their | |
295 | higher incidence of change, don't make sense to load into emacs' | |
296 | dumped image. Thus, the run-time load order is: 1. file described in | |
13fce4e6 RS |
297 | this variable, if non-nil; 2. `~/.emacs'; 3. `default.el'. |
298 | ||
299 | Don't use the `site-start.el' file for things some users may not like. | |
300 | Put them in `default.el' instead, so that users can more easily | |
301 | override them. Users can prevent loading `default.el' with the `-q' | |
302 | option or by setting `inhibit-default-init' in their own init files, | |
303 | but inhibiting `site-start.el' requires `--no-site-file', which | |
42a3e6fa | 304 | is less convenient." |
93812130 | 305 | :type '(choice (const :tag "none" nil) string) |
42a3e6fa | 306 | :group 'initialization) |
b7444d31 | 307 | |
42a3e6fa RS |
308 | (defcustom mail-host-address nil |
309 | "*Name of this machine, for purposes of naming users." | |
310 | :type '(choice (const nil) string) | |
311 | :group 'mail) | |
c13fbb62 | 312 | |
42a3e6fa | 313 | (defcustom user-mail-address nil |
452e9090 RS |
314 | "*Full mailing address of this user. |
315 | This is initialized based on `mail-host-address', | |
42a3e6fa RS |
316 | after your init file is read, in case it sets `mail-host-address'." |
317 | :type 'string | |
318 | :group 'mail) | |
c10d1f06 | 319 | |
42a3e6fa | 320 | (defcustom auto-save-list-file-prefix |
73f13e5a GM |
321 | (cond ((eq system-type 'ms-dos) |
322 | ;; MS-DOS cannot have initial dot, and allows only 8.3 names | |
4b33deaa | 323 | "~/_emacs.d/auto-save.list/_s") |
73f13e5a GM |
324 | (t |
325 | "~/.emacs.d/auto-save-list/.saves-")) | |
cdee38c3 KH |
326 | "Prefix for generating `auto-save-list-file-name'. |
327 | This is used after reading your `.emacs' file to initialize | |
328 | `auto-save-list-file-name', by appending Emacs's pid and the system name, | |
329 | if you have not already set `auto-save-list-file-name' yourself. | |
73f13e5a | 330 | Directories in the prefix will be created if necessary. |
cdee38c3 | 331 | Set this to nil if you want to prevent `auto-save-list-file-name' |
42a3e6fa | 332 | from being initialized." |
3671f444 KH |
333 | :type '(choice (const :tag "Don't record a session's auto save list" nil) |
334 | string) | |
42a3e6fa | 335 | :group 'auto-save) |
2e05d063 | 336 | |
a726e0d1 JB |
337 | (defvar init-file-debug nil) |
338 | ||
52320897 RS |
339 | (defvar init-file-had-error nil) |
340 | ||
95eada65 RS |
341 | (defvar normal-top-level-add-subdirs-inode-list nil) |
342 | ||
859e15c1 | 343 | (defun normal-top-level-add-subdirs-to-load-path () |
0412d833 RS |
344 | "Add all subdirectories of current directory to `load-path'. |
345 | More precisely, this uses only the subdirectories whose names | |
f734a13e DL |
346 | start with letters or digits; it excludes any subdirectory named `RCS' |
347 | or `CVS', and any subdirectory that contains a file named `.nosearch'." | |
859e15c1 | 348 | (let (dirs |
95eada65 | 349 | attrs |
859e15c1 KH |
350 | (pending (list default-directory))) |
351 | ;; This loop does a breadth-first tree walk on DIR's subtree, | |
352 | ;; putting each subdir into DIRS as its contents are examined. | |
353 | (while pending | |
354 | (setq dirs (cons (car pending) dirs)) | |
355 | (setq pending (cdr pending)) | |
95eada65 | 356 | (setq attrs (nthcdr 10 (file-attributes (car dirs)))) |
859e15c1 KH |
357 | (let ((contents (directory-files (car dirs))) |
358 | (default-directory (car dirs))) | |
95eada65 RS |
359 | (unless (member attrs normal-top-level-add-subdirs-inode-list) |
360 | (setq normal-top-level-add-subdirs-inode-list | |
361 | (cons attrs normal-top-level-add-subdirs-inode-list)) | |
362 | (while contents | |
c4a40544 EZ |
363 | ;; The lower-case variants of RCS and CVS are for DOS/Windows. |
364 | (unless (member (car contents) '("." ".." "RCS" "CVS" "rcs" "cvs")) | |
a622451f | 365 | (when (and (string-match "\\`[[:alnum:]]" (car contents)) |
9d1fb179 RS |
366 | ;; Avoid doing a `stat' when it isn't necessary |
367 | ;; because that can cause trouble when an NFS server | |
368 | ;; is down. | |
369 | (not (string-match "\\.elc?\\'" (car contents))) | |
95eada65 RS |
370 | (file-directory-p (car contents))) |
371 | (let ((expanded (expand-file-name (car contents)))) | |
372 | (unless (file-exists-p (expand-file-name ".nosearch" | |
373 | expanded)) | |
374 | (setq pending (nconc pending (list expanded))))))) | |
375 | (setq contents (cdr contents)))))) | |
bb15e81a | 376 | (normal-top-level-add-to-load-path (cdr (nreverse dirs))))) |
859e15c1 | 377 | |
537b6e4e RS |
378 | ;; This function is called from a subdirs.el file. |
379 | ;; It assumes that default-directory is the directory | |
380 | ;; in which the subdirs.el file exists, | |
381 | ;; and it adds to load-path the subdirs of that directory | |
382 | ;; as specified in DIRS. Normally the elements of DIRS are relative. | |
e87a7309 | 383 | (defun normal-top-level-add-to-load-path (dirs) |
cd1c10f6 RS |
384 | (let ((tail load-path) |
385 | (thisdir (directory-file-name default-directory))) | |
386 | (while (and tail | |
138e541f GM |
387 | ;;Don't go all the way to the nil terminator. |
388 | (cdr tail) | |
cd1c10f6 RS |
389 | (not (equal thisdir (car tail))) |
390 | (not (and (memq system-type '(ms-dos windows-nt)) | |
391 | (equal (downcase thisdir) (downcase (car tail)))))) | |
392 | (setq tail (cdr tail))) | |
138e541f GM |
393 | ;;Splice the new section in. |
394 | (when tail | |
395 | (setcdr tail (append (mapcar 'expand-file-name dirs) (cdr tail)))))) | |
e87a7309 | 396 | |
a726e0d1 JB |
397 | (defun normal-top-level () |
398 | (if command-line-processed | |
399 | (message "Back to top level.") | |
400 | (setq command-line-processed t) | |
8d4c2221 RS |
401 | ;; Give *Messages* the same default-directory as *scratch*, |
402 | ;; just to keep things predictable. | |
403 | (let ((dir default-directory)) | |
404 | (save-excursion | |
405 | (set-buffer (get-buffer "*Messages*")) | |
406 | (setq default-directory dir))) | |
80d71556 KH |
407 | ;; For root, preserve owner and group when editing files. |
408 | (if (equal (user-uid) 0) | |
409 | (setq backup-by-copying-when-mismatch t)) | |
e87a7309 RS |
410 | ;; Look in each dir in load-path for a subdirs.el file. |
411 | ;; If we find one, load it, which will add the appropriate subdirs | |
412 | ;; of that dir into load-path, | |
357438eb KH |
413 | ;; Look for a leim-list.el file too. Loading it will register |
414 | ;; available input methods. | |
e87a7309 RS |
415 | (let ((tail load-path) |
416 | new) | |
417 | (while tail | |
418 | (setq new (cons (car tail) new)) | |
bbfc7591 GM |
419 | (condition-case nil |
420 | (let ((default-directory (car tail))) | |
421 | (load (expand-file-name "subdirs.el" (car tail)) t t t))) | |
357438eb KH |
422 | (condition-case nil |
423 | (let ((default-directory (car tail))) | |
424 | (load (expand-file-name "leim-list.el" (car tail)) t t t))) | |
e87a7309 | 425 | (setq tail (cdr tail)))) |
ffd56f97 | 426 | (if (not (eq system-type 'vax-vms)) |
a4b33896 JB |
427 | (progn |
428 | ;; If the PWD environment variable isn't accurate, delete it. | |
429 | (let ((pwd (getenv "PWD"))) | |
430 | (and (stringp pwd) | |
431 | ;; Use FOO/., so that if FOO is a symlink, file-attributes | |
432 | ;; describes the directory linked to, not FOO itself. | |
433 | (or (equal (file-attributes | |
434 | (concat (file-name-as-directory pwd) ".")) | |
435 | (file-attributes | |
436 | (concat (file-name-as-directory default-directory) | |
437 | "."))) | |
438 | (setq process-environment | |
439 | (delete (concat "PWD=" pwd) | |
440 | process-environment))))))) | |
492878e4 | 441 | (setq default-directory (abbreviate-file-name default-directory)) |
6f2c86fa KH |
442 | (let ((menubar-bindings-done nil)) |
443 | (unwind-protect | |
444 | (command-line) | |
445 | ;; Do this again, in case .emacs defined more abbreviations. | |
446 | (setq default-directory (abbreviate-file-name default-directory)) | |
b3c7c12c RS |
447 | ;; Specify the file for recording all the auto save files of this session. |
448 | ;; This is used by recover-session. | |
cdee38c3 KH |
449 | (or auto-save-list-file-name |
450 | (and auto-save-list-file-prefix | |
451 | (setq auto-save-list-file-name | |
1f7f78f1 RS |
452 | ;; Under MS-DOS our PID is almost always reused between |
453 | ;; Emacs invocations. We need something more unique. | |
4b33deaa EZ |
454 | (cond ((eq system-type 'ms-dos) |
455 | ;; We are going to access the auto-save | |
456 | ;; directory, so make sure it exists. | |
457 | (make-directory | |
458 | (file-name-directory auto-save-list-file-prefix) | |
459 | t) | |
460 | (concat | |
461 | (make-temp-name | |
462 | (expand-file-name | |
463 | auto-save-list-file-prefix)) | |
464 | "~")) | |
465 | (t | |
466 | (expand-file-name | |
467 | (format "%s%d-%s~" | |
468 | auto-save-list-file-prefix | |
469 | (emacs-pid) | |
470 | (system-name)))))))) | |
6f2c86fa KH |
471 | (run-hooks 'emacs-startup-hook) |
472 | (and term-setup-hook | |
473 | (run-hooks 'term-setup-hook)) | |
474 | ;; Modify the initial frame based on what .emacs puts into | |
475 | ;; ...-frame-alist. | |
476 | (if (fboundp 'frame-notice-user-settings) | |
477 | (frame-notice-user-settings)) | |
13ab33c4 MB |
478 | (if (fboundp 'frame-set-background-mode) |
479 | ;; Set the faces for the initial background mode even if | |
480 | ;; frame-notice-user-settings didn't (such as on a tty). | |
481 | ;; frame-set-background-mode is idempotent, so it won't | |
482 | ;; cause any harm if it's already been done. | |
5ebc02b3 EZ |
483 | (let ((frame-background-mode frame-background-mode) |
484 | (frame (selected-frame)) | |
485 | term) | |
486 | (when (and (null window-system) | |
487 | ;; Don't override a possibly customized value. | |
488 | (null frame-background-mode) | |
489 | ;; Don't override user specifications. | |
490 | (null (frame-parameter frame 'reverse)) | |
491 | (let ((bg (frame-parameter frame 'background-color))) | |
492 | (or (null bg) | |
493 | (member bg '(unspecified "unspecified-bg"))))) | |
494 | (setq term (getenv "TERM")) | |
495 | (if (string-match "^\\(xterm\\|rxvt\\|dtterm\\|eterm\\)" | |
496 | term) | |
497 | (setq frame-background-mode 'light))) | |
498 | (frame-set-background-mode (selected-frame)))) | |
13ab33c4 | 499 | |
6f2c86fa KH |
500 | ;; Now we know the user's default font, so add it to the menu. |
501 | (if (fboundp 'font-menu-add-default) | |
502 | (font-menu-add-default)) | |
503 | (and window-setup-hook | |
504 | (run-hooks 'window-setup-hook)) | |
505 | (or menubar-bindings-done | |
66c24e1e EZ |
506 | (if (display-popup-menus-p) |
507 | (precompute-menubar-bindings))))))) | |
6f2c86fa KH |
508 | |
509 | ;; Precompute the keyboard equivalents in the menu bar items. | |
510 | (defun precompute-menubar-bindings () | |
365636dc RS |
511 | (let ((submap (lookup-key global-map [menu-bar]))) |
512 | (while submap | |
513 | (and (consp (car submap)) | |
514 | (symbolp (car (car submap))) | |
515 | (stringp (car-safe (cdr (car submap)))) | |
516 | (keymapp (cdr (cdr (car submap)))) | |
a18042d7 RS |
517 | (progn |
518 | (x-popup-menu nil (cdr (cdr (car submap)))) | |
519 | (if purify-flag | |
520 | (garbage-collect)))) | |
365636dc | 521 | (setq submap (cdr submap)))) |
5b61c6a7 | 522 | (setq define-key-rebound-commands t)) |
a726e0d1 | 523 | |
c381f482 EZ |
524 | ;; Command-line options supported by tty's: |
525 | (defconst tty-long-option-alist | |
526 | '(("--name" . "-name") | |
527 | ("--title" . "-T") | |
528 | ("--reverse-video" . "-reverse") | |
529 | ("--foreground-color" . "-fg") | |
530 | ("--background-color" . "-bg"))) | |
531 | ||
b66b6aeb GM |
532 | (defconst tool-bar-images-pixel-height 24 |
533 | "Height in pixels of images in the tool bar.") | |
534 | ||
c381f482 EZ |
535 | ;; Handle the X-like command line parameters "-fg", "-bg", "-name", etc. |
536 | (defun tty-handle-args (args) | |
537 | (let ((rest nil)) | |
538 | (message "%s" args) | |
539 | (while (and args | |
540 | (not (equal (car args) "--"))) | |
541 | (let* ((this (car args)) | |
542 | (orig-this this) | |
543 | completion argval) | |
544 | (setq args (cdr args)) | |
545 | ;; Check for long options with attached arguments | |
546 | ;; and separate out the attached option argument into argval. | |
547 | (if (string-match "^--[^=]*=" this) | |
548 | (setq argval (substring this (match-end 0)) | |
549 | this (substring this 0 (1- (match-end 0))))) | |
550 | (when (string-match "^--" this) | |
551 | (setq completion (try-completion this tty-long-option-alist)) | |
552 | (if (eq completion t) | |
553 | ;; Exact match for long option. | |
554 | (setq this (cdr (assoc this tty-long-option-alist))) | |
555 | (if (stringp completion) | |
556 | (let ((elt (assoc completion tty-long-option-alist))) | |
557 | ;; Check for abbreviated long option. | |
558 | (or elt | |
559 | (error "Option `%s' is ambiguous" this)) | |
560 | (setq this (cdr elt))) | |
561 | ;; Check for a short option. | |
562 | (setq argval nil this orig-this)))) | |
563 | (cond ((or (string= this "-fg") (string= this "-foreground")) | |
564 | (or argval (setq argval (car args) args (cdr args))) | |
565 | (setq default-frame-alist | |
566 | (cons (cons 'foreground-color argval) | |
567 | default-frame-alist))) | |
568 | ((or (string= this "-bg") (string= this "-background")) | |
569 | (or argval (setq argval (car args) args (cdr args))) | |
570 | (setq default-frame-alist | |
571 | (cons (cons 'background-color argval) | |
572 | default-frame-alist))) | |
573 | ((or (string= this "-T") (string= this "-name")) | |
574 | (or argval (setq argval (car args) args (cdr args))) | |
575 | (setq default-frame-alist | |
576 | (cons | |
577 | (cons 'title | |
578 | (if (stringp argval) | |
579 | argval | |
580 | (let ((case-fold-search t) | |
581 | i) | |
582 | (setq argval (invocation-name)) | |
583 | ||
584 | ;; Change any . or * characters in name to | |
585 | ;; hyphens, so as to emulate behavior on X. | |
586 | (while | |
587 | (setq i (string-match "[.*]" argval)) | |
588 | (aset argval i ?-)) | |
589 | argval))) | |
590 | default-frame-alist))) | |
591 | ((or (string= this "-r") | |
592 | (string= this "-rv") | |
593 | (string= this "-reverse")) | |
594 | (setq default-frame-alist | |
595 | (cons '(reverse . t) | |
596 | default-frame-alist))) | |
597 | (t (setq rest (cons this rest)))))) | |
598 | (nreverse rest))) | |
599 | ||
a726e0d1 | 600 | (defun command-line () |
09a1077c RS |
601 | (setq command-line-default-directory default-directory) |
602 | ||
849eedba RS |
603 | ;; Choose a reasonable location for temporary files. |
604 | (setq temporary-file-directory | |
605 | (file-name-as-directory | |
606 | (cond ((memq system-type '(ms-dos windows-nt)) | |
607 | (or (getenv "TEMP") (getenv "TMPDIR") (getenv "TMP") "c:/temp")) | |
608 | ((memq system-type '(vax-vms axp-vms)) | |
609 | (or (getenv "TMPDIR") (getenv "TMP") (getenv "TEMP") "SYS$SCRATCH:")) | |
610 | (t | |
611 | (or (getenv "TMPDIR") (getenv "TMP") (getenv "TEMP") "/tmp"))))) | |
607f86f5 EZ |
612 | (setq small-temporary-file-directory |
613 | (if (eq system-type 'ms-dos) | |
f5568df0 | 614 | (getenv "TMPDIR"))) |
849eedba | 615 | |
74f2ab06 | 616 | ;; See if we should import version-control from the environment variable. |
a726e0d1 JB |
617 | (let ((vc (getenv "VERSION_CONTROL"))) |
618 | (cond ((eq vc nil)) ;don't do anything if not set | |
619 | ((or (string= vc "t") | |
620 | (string= vc "numbered")) | |
621 | (setq version-control t)) | |
622 | ((or (string= vc "nil") | |
623 | (string= vc "existing")) | |
624 | (setq version-control nil)) | |
625 | ((or (string= vc "never") | |
626 | (string= vc "simple")) | |
627 | (setq version-control 'never)))) | |
628 | ||
79058860 JB |
629 | ;;! This has been commented out; I currently find the behavior when |
630 | ;;! split-window-keep-point is nil disturbing, but if I can get used | |
631 | ;;! to it, then it would be better to eliminate the option. | |
632 | ;;! ;; Choose a good default value for split-window-keep-point. | |
633 | ;;! (setq split-window-keep-point (> baud-rate 2400)) | |
f35fe3c6 | 634 | |
d4308a4d EZ |
635 | ;; Set the default strings to display in mode line for |
636 | ;; end-of-line formats that aren't native to this platform. | |
637 | (cond | |
638 | ((memq system-type '(ms-dos windows-nt emx)) | |
639 | (setq eol-mnemonic-unix "(Unix)") | |
640 | (setq eol-mnemonic-mac "(Mac)")) | |
641 | ;; Mac-specific settings should come here, once there's a | |
642 | ;; system-type symbol specific to MacOS. | |
643 | (t ; this is for Unix/GNU/Linux systems | |
644 | (setq eol-mnemonic-dos "(DOS)") | |
645 | (setq eol-mnemonic-mac "(Mac)"))) | |
646 | ||
a726e0d1 | 647 | ;; Read window system's init file if using a window system. |
1ed14cfd RS |
648 | (condition-case error |
649 | (if (and window-system (not noninteractive)) | |
650 | (load (concat term-file-prefix | |
651 | (symbol-name window-system) | |
652 | "-win") | |
653 | ;; Every window system should have a startup file; | |
654 | ;; barf if we can't find it. | |
655 | nil t)) | |
656 | ;; If we can't read it, print the error message and exit. | |
657 | (error | |
2677ad61 RS |
658 | (princ |
659 | (if (eq (car error) 'error) | |
660 | (apply 'concat (cdr error)) | |
661 | (if (memq 'file-error (get (car error) 'error-conditions)) | |
662 | (format "%s: %s" | |
663 | (nth 1 error) | |
ffaf8bbb | 664 | (mapconcat (lambda (obj) (prin1-to-string obj t)) |
2677ad61 RS |
665 | (cdr (cdr error)) ", ")) |
666 | (format "%s: %s" | |
667 | (get (car error) 'error-message) | |
ffaf8bbb | 668 | (mapconcat (lambda (obj) (prin1-to-string obj t)) |
2677ad61 RS |
669 | (cdr error) ", ")))) |
670 | 'external-debugging-output) | |
671 | (setq window-system nil) | |
1ed14cfd | 672 | (kill-emacs))) |
a726e0d1 | 673 | |
c381f482 EZ |
674 | ;; Windowed displays do this inside their *-win.el. |
675 | (when (and (not (display-graphic-p)) | |
676 | (not noninteractive)) | |
677 | (setq command-line-args (tty-handle-args command-line-args))) | |
678 | ||
640a9cdd JR |
679 | (set-locale-environment nil) |
680 | ||
03e3c30a JB |
681 | (let ((done nil) |
682 | (args (cdr command-line-args))) | |
683 | ||
a726e0d1 JB |
684 | ;; Figure out which user's init file to load, |
685 | ;; either from the environment or from the options. | |
686 | (setq init-file-user (if noninteractive nil (user-login-name))) | |
687 | ;; If user has not done su, use current $HOME to find .emacs. | |
688 | (and init-file-user (string= init-file-user (user-real-login-name)) | |
689 | (setq init-file-user "")) | |
03e3c30a JB |
690 | |
691 | ;; Process the command-line args, and delete the arguments | |
692 | ;; processed. This is consistent with the way main in emacs.c | |
693 | ;; does things. | |
a726e0d1 | 694 | (while (and (not done) args) |
096b7031 | 695 | (let ((longopts '(("--no-init-file") ("--no-site-file") ("--user") |
a360cae9 | 696 | ("--debug-init") ("--iconic") ("--icon-type"))) |
096b7031 KH |
697 | (argi (car args)) |
698 | (argval nil)) | |
452e9090 RS |
699 | ;; Handle --OPTION=VALUE format. |
700 | (if (and (string-match "\\`--" argi) | |
701 | (string-match "=" argi)) | |
a981e7ff KH |
702 | (setq argval (substring argi (match-end 0)) |
703 | argi (substring argi 0 (match-beginning 0)))) | |
f7ad212d RS |
704 | (or (equal argi "--") |
705 | (let ((completion (try-completion argi longopts))) | |
706 | (if (eq completion t) | |
707 | (setq argi (substring argi 1)) | |
708 | (if (stringp completion) | |
709 | (let ((elt (assoc completion longopts))) | |
710 | (or elt | |
711 | (error "Option `%s' is ambiguous" argi)) | |
712 | (setq argi (substring (car elt) 1))) | |
713 | (setq argval nil))))) | |
a726e0d1 JB |
714 | (cond |
715 | ((or (string-equal argi "-q") | |
716 | (string-equal argi "-no-init-file")) | |
717 | (setq init-file-user nil | |
718 | args (cdr args))) | |
719 | ((or (string-equal argi "-u") | |
720 | (string-equal argi "-user")) | |
096b7031 | 721 | (or argval |
d3bea05f RS |
722 | (setq args (cdr args) |
723 | argval (car args))) | |
096b7031 KH |
724 | (setq init-file-user argval |
725 | argval nil | |
a726e0d1 | 726 | args (cdr args))) |
b7444d31 RS |
727 | ((string-equal argi "-no-site-file") |
728 | (setq site-run-file nil | |
729 | args (cdr args))) | |
a726e0d1 JB |
730 | ((string-equal argi "-debug-init") |
731 | (setq init-file-debug t | |
732 | args (cdr args))) | |
a360cae9 RS |
733 | ((string-equal argi "-iconic") |
734 | (setq initial-frame-alist | |
735 | (cons '(visibility . icon) initial-frame-alist)) | |
736 | (setq args (cdr args))) | |
737 | ((or (string-equal argi "-icon-type") | |
738 | (string-equal argi "-i") | |
739 | (string-equal argi "-itype")) | |
740 | (setq default-frame-alist | |
741 | (cons '(icon-type . t) default-frame-alist)) | |
742 | (setq args (cdr args))) | |
096b7031 KH |
743 | (t (setq done t))) |
744 | ;; Was argval set but not used? | |
745 | (and argval | |
746 | (error "Option `%s' doesn't allow an argument" argi)))) | |
747 | ||
03e3c30a | 748 | ;; Re-attach the program name to the front of the arg list. |
4048e56d | 749 | (and command-line-args (setcdr command-line-args args))) |
a726e0d1 | 750 | |
c722566c | 751 | ;; Under X Windows, this creates the X frame and deletes the terminal frame. |
853ccbd5 RS |
752 | (if (fboundp 'frame-initialize) |
753 | (frame-initialize)) | |
1fe0333f | 754 | ;; If frame was created with a menu bar, set menu-bar-mode on. |
ffaf8bbb SM |
755 | (if (and (not noninteractive) |
756 | (or (not (memq window-system '(x w32))) | |
757 | (> (cdr (assq 'menu-bar-lines (frame-parameters))) 0))) | |
1fe0333f | 758 | (menu-bar-mode t)) |
c722566c | 759 | |
7d1eb6a4 GM |
760 | ;; If frame was created with a tool bar, switch tool-bar-mode on. |
761 | (when (and (not noninteractive) | |
66c24e1e | 762 | (display-graphic-p) |
7d1eb6a4 | 763 | (> (frame-parameter nil 'tool-bar-lines) 0)) |
b66b6aeb | 764 | (tool-bar-mode 1)) |
7d1eb6a4 | 765 | |
6753393b GM |
766 | ;; Can't do this init in defcustom because window-system isn't set. |
767 | (when (and (not noninteractive) | |
768 | (not (eq system-type 'ms-dos)) | |
769 | (memq window-system '(x w32))) | |
770 | (setq-default blink-cursor t) | |
771 | (blink-cursor-mode 1)) | |
772 | ||
14f076a8 | 773 | (when (and (not noninteractive) |
9ded625d EZ |
774 | ;; DOS/Windows systems have a PC-type keyboard which has both |
775 | ;; <delete> and <backspace> keys. | |
776 | (or (memq system-type '(ms-dos windows-nt)) | |
777 | (memq window-system '(x)))) | |
778 | (setq-default delete-key-deletes-forward | |
779 | (or (not (fboundp 'x-backspace-delete-keys-p)) | |
780 | (x-backspace-delete-keys-p))) | |
14f076a8 GM |
781 | (delete-key-deletes-forward-mode 1)) |
782 | ||
3b73087e GM |
783 | (when (and (not noninteractive) |
784 | (display-graphic-p) | |
785 | (fboundp 'x-show-tip)) | |
786 | (setq-default tooltip-mode t) | |
787 | (tooltip-mode 1)) | |
788 | ||
1592c1ef EZ |
789 | ;; Register default TTY colors for the case the terminal hasn't a |
790 | ;; terminal init file. | |
791 | (or (memq window-system '(x w32)) | |
792 | (not (tty-display-color-p)) | |
793 | (let* ((colors (cond ((eq window-system 'pc) | |
794 | msdos-color-values) | |
795 | ((eq system-type 'windows-nt) | |
796 | w32-tty-standard-colors) | |
797 | (t tty-standard-colors))) | |
798 | (color (car colors))) | |
799 | (while colors | |
800 | (tty-color-define (car color) (cadr color) (cddr color)) | |
801 | (setq colors (cdr colors) color (car colors))) | |
802 | ;; Modifying color mappings means realized faces don't | |
803 | ;; use the right colors, so clear them. | |
804 | (clear-face-cache))) | |
805 | ||
e3bd99f5 | 806 | (run-hooks 'before-init-hook) |
3fc958a4 | 807 | |
09973c54 RM |
808 | ;; Run the site-start library if it exists. The point of this file is |
809 | ;; that it is run before .emacs. There is no point in doing this after | |
810 | ;; .emacs; that is useless. | |
b7444d31 RS |
811 | (if site-run-file |
812 | (load site-run-file t t)) | |
09973c54 | 813 | |
8a988f45 RS |
814 | ;; Sites should not disable this. Only individuals should disable |
815 | ;; the startup message. | |
816 | (setq inhibit-startup-message nil) | |
817 | ||
a726e0d1 | 818 | ;; Load that user's init file, or the default one, or none. |
3d1b78f0 RS |
819 | (let (debug-on-error-from-init-file |
820 | debug-on-error-should-be-set | |
821 | (debug-on-error-initial | |
a460d4e3 RS |
822 | (if (eq init-file-debug t) 'startup init-file-debug)) |
823 | (orig-enable-multibyte default-enable-multibyte-characters)) | |
3d1b78f0 RS |
824 | (let ((debug-on-error debug-on-error-initial) |
825 | ;; This function actually reads the init files. | |
826 | (inner | |
827 | (function | |
828 | (lambda () | |
829 | (if init-file-user | |
042dc034 | 830 | (let ((user-init-file-1 |
a4c5c705 RS |
831 | (cond |
832 | ((eq system-type 'ms-dos) | |
833 | (concat "~" init-file-user "/_emacs")) | |
7d1aa45d | 834 | ((eq system-type 'windows-nt) |
06789559 | 835 | (if (directory-files "~" nil "^\\.emacs\\(\\.elc?\\)?$") |
521736d1 RS |
836 | "~/.emacs" |
837 | "~/_emacs")) | |
a4c5c705 RS |
838 | ((eq system-type 'vax-vms) |
839 | "sys$login:.emacs") | |
840 | (t | |
042dc034 KH |
841 | (concat "~" init-file-user "/.emacs"))))) |
842 | ;; This tells `load' to store the file name found | |
843 | ;; into user-init-file. | |
844 | (setq user-init-file t) | |
845 | (load user-init-file-1 t t) | |
9aa5f148 | 846 | |
694e6b24 KH |
847 | ;; If we did not find the user's init file, |
848 | ;; set user-init-file conclusively to nil; | |
849 | ;; don't let it be set from default.el. | |
850 | (if (eq user-init-file t) | |
851 | (setq user-init-file nil)) | |
9aa5f148 | 852 | |
46cfd295 DL |
853 | ;; If we loaded a compiled file, set |
854 | ;; `user-init-file' to the source version if that | |
855 | ;; exists. | |
c047136e GM |
856 | (when (and user-init-file |
857 | (equal (file-name-extension user-init-file) | |
9aa5f148 GM |
858 | "elc")) |
859 | (let* ((source (file-name-sans-extension user-init-file)) | |
860 | (alt (concat source ".el"))) | |
861 | (setq source (cond ((file-exists-p alt) alt) | |
862 | ((file-exists-p source) source) | |
863 | (t nil))) | |
864 | (when source | |
865 | (when (file-newer-than-file-p source user-init-file) | |
866 | (message "Warning: %s is newer than %s" | |
867 | source user-init-file) | |
868 | (sit-for 1)) | |
869 | (setq user-init-file source)))) | |
870 | ||
a4c5c705 RS |
871 | (or inhibit-default-init |
872 | (let ((inhibit-startup-message nil)) | |
873 | ;; Users are supposed to be told their rights. | |
874 | ;; (Plus how to get help and how to undo.) | |
875 | ;; Don't you dare turn this off for anyone | |
876 | ;; except yourself. | |
877 | (load "default" t t))))))))) | |
3d1b78f0 RS |
878 | (if init-file-debug |
879 | ;; Do this without a condition-case if the user wants to debug. | |
880 | (funcall inner) | |
881 | (condition-case error | |
882 | (progn | |
883 | (funcall inner) | |
884 | (setq init-file-had-error nil)) | |
42bb6910 GM |
885 | (error |
886 | (let ((message-log-max nil)) | |
887 | (save-excursion | |
888 | (set-buffer (get-buffer-create "*Messages*")) | |
889 | (insert "\n\n" | |
890 | (format "An error has occurred while loading `%s':\n\n" | |
891 | user-init-file) | |
892 | (format "%s%s%s" | |
893 | (get (car error) 'error-message) | |
894 | (if (cdr error) ": " "") | |
895 | (mapconcat 'prin1-to-string (cdr error) ", ")) | |
896 | "\n\n" | |
897 | "To ensure normal operation, you should investigate the cause\n" | |
898 | "of the error in your initialization file and remove it. Start\n" | |
899 | "Emacs with the `--debug-init' option to view a complete error\n" | |
900 | "backtrace\n")) | |
901 | (message "Error in init file: %s%s%s" | |
902 | (get (car error) 'error-message) | |
903 | (if (cdr error) ": " "") | |
904 | (mapconcat 'prin1-to-string (cdr error) ", ")) | |
905 | (pop-to-buffer "*Messages*") | |
906 | (setq init-file-had-error t))))) | |
ad2aeb8d | 907 | ;; If we can tell that the init file altered debug-on-error, |
3d1b78f0 RS |
908 | ;; arrange to preserve the value that it set up. |
909 | (or (eq debug-on-error debug-on-error-initial) | |
910 | (setq debug-on-error-should-be-set t | |
911 | debug-on-error-from-init-file debug-on-error))) | |
912 | (if debug-on-error-should-be-set | |
a460d4e3 RS |
913 | (setq debug-on-error debug-on-error-from-init-file)) |
914 | (unless (or default-enable-multibyte-characters | |
915 | (eq orig-enable-multibyte default-enable-multibyte-characters)) | |
916 | ;; Init file changed to unibyte. Reset existing multibyte | |
917 | ;; buffers (probably *scratch*, *Messages*, *Minibuff-0*). | |
918 | ;; Arguably this should only be done if they're free of | |
919 | ;; multibyte characters. | |
920 | (mapcar (lambda (buffer) | |
921 | (with-current-buffer buffer | |
922 | (if enable-multibyte-characters | |
923 | (set-buffer-multibyte nil)))) | |
924 | (buffer-list)) | |
925 | ;; Also re-set the language environment in case it was | |
926 | ;; originally done before unibyte was set and is sensitive to | |
927 | ;; unibyte (display table, terminal coding system &c). | |
928 | (set-language-environment current-language-environment))) | |
3fc958a4 | 929 | |
556f7d77 RS |
930 | ;; Do this here in case the init file sets mail-host-address. |
931 | (or user-mail-address | |
932 | (setq user-mail-address (concat (user-login-name) "@" | |
933 | (or mail-host-address | |
934 | (system-name))))) | |
935 | ||
e3bd99f5 RM |
936 | (run-hooks 'after-init-hook) |
937 | ||
b66b6aeb GM |
938 | ;; When the tool-bar is on, increase the frame's height by the |
939 | ;; number of lines it usually occupies. The normal height of images | |
940 | ;; in the tool bar is assumed to be `tool-bar-images-pixel-height'. | |
941 | (when tool-bar-mode | |
942 | (let* ((char-height (frame-char-height)) | |
943 | (bar-height (+ tool-bar-images-pixel-height | |
944 | tool-bar-button-margin | |
945 | tool-bar-button-relief)) | |
946 | (lines (/ (+ bar-height (1- char-height)) char-height))) | |
947 | (set-frame-height nil (+ (frame-height) lines)))) | |
948 | ||
949 | ;; Now, make the frame visible. If we make it visible before this | |
950 | ;; point, ugly flickering can happens because of possibly changing | |
951 | ;; frame heights. Note that any message or error make the frame | |
952 | ;; visible automatically. | |
953 | (make-frame-visible) | |
954 | ||
a726e0d1 JB |
955 | ;; If *scratch* exists and init file didn't change its mode, initialize it. |
956 | (if (get-buffer "*scratch*") | |
957 | (save-excursion | |
958 | (set-buffer "*scratch*") | |
959 | (if (eq major-mode 'fundamental-mode) | |
960 | (funcall initial-major-mode)))) | |
e724900d | 961 | |
a726e0d1 JB |
962 | ;; Load library for our terminal type. |
963 | ;; User init file can set term-file-prefix to nil to prevent this. | |
964 | (and term-file-prefix (not noninteractive) (not window-system) | |
965 | (let ((term (getenv "TERM")) | |
966 | hyphend) | |
967 | (while (and term | |
968 | (not (load (concat term-file-prefix term) t t))) | |
969 | ;; Strip off last hyphen and what follows, then try again | |
970 | (if (setq hyphend (string-match "[-_][^-_]+$" term)) | |
971 | (setq term (substring term 0 hyphend)) | |
972 | (setq term nil))))) | |
973 | ||
03e3c30a | 974 | ;; Process the remaining args. |
a726e0d1 JB |
975 | (command-line-1 (cdr command-line-args)) |
976 | ||
977 | ;; If -batch, terminate after processing the command options. | |
978 | (if noninteractive (kill-emacs t))) | |
979 | ||
46cfd295 | 980 | (defcustom initial-scratch-message (purecopy "\ |
3b79c219 GM |
981 | ;; This buffer is for notes you don't want to save, and for Lisp evaluation. |
982 | ;; If you want to create a file, visit that file with C-x C-f, | |
983 | ;; then enter the text in that file's own buffer. | |
9fe3219e | 984 | |
46cfd295 | 985 | ") |
9fe3219e RS |
986 | "Initial message displayed in *scratch* buffer at startup. |
987 | If this is nil, no message will be displayed." | |
988 | :type 'string) | |
989 | ||
ce9ded5d GM |
990 | \f |
991 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
992 | ;;; Fancy splash screen | |
993 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; | |
994 | ||
995 | (defvar fancy-splash-text | |
26ff68aa | 996 | '((:face variable-pitch |
926aa0ee GM |
997 | "You can do basic editing with the menu bar and scroll bar \ |
998 | using the mouse.\n\n" | |
26ff68aa | 999 | :face (variable-pitch :weight bold) |
347d0813 | 1000 | "Useful File menu items:\n" |
26ff68aa | 1001 | :face variable-pitch "\ |
1fc02b3c GM |
1002 | Exit Emacs\t(or type Control-x followed by Control-c) |
1003 | Recover Session\trecover files you were editing before a crash | |
ce9ded5d GM |
1004 | |
1005 | ||
1006 | " | |
1007 | ) | |
558f409e | 1008 | (:face variable-pitch |
926aa0ee GM |
1009 | "You can do basic editing with the menu bar and scroll bar \ |
1010 | using the mouse.\n\n" | |
26ff68aa | 1011 | :face (variable-pitch :weight bold) |
ce9ded5d | 1012 | "Important Help menu items:\n" |
26ff68aa | 1013 | :face variable-pitch "\ |
1fc02b3c GM |
1014 | Emacs Tutorial\tLearn-by-doing tutorial for using Emacs efficiently. |
1015 | Emacs FAQ\tFrequently asked questions and answers | |
1016 | \(Non)Warranty\tGNU Emacs comes with " | |
26ff68aa | 1017 | :face (variable-pitch :slant oblique) |
ce9ded5d | 1018 | "ABSOLUTELY NO WARRANTY\n" |
26ff68aa | 1019 | :face variable-pitch |
d3c5bad2 | 1020 | "\ |
1fc02b3c | 1021 | Copying Conditions\tConditions for redistributing and changing Emacs\n")) |
ce9ded5d GM |
1022 | "A list of texts to show in the middle part of splash screens. |
1023 | Each element in the list should be a list of strings or pairs | |
1024 | `:face FACE', like `fancy-splash-insert' accepts them.") | |
1025 | ||
1026 | ||
fb275c02 | 1027 | (defgroup fancy-splash-screen () |
a01bb1db | 1028 | "Fancy splash screen when Emacs starts." |
fb275c02 | 1029 | :version "21.1" |
a01bb1db GM |
1030 | :group 'initialization) |
1031 | ||
1032 | ||
e9da51a1 | 1033 | (defcustom fancy-splash-delay 10 |
49939379 | 1034 | "*Delay in seconds between splash screens." |
a01bb1db | 1035 | :group 'fancy-splash-screen |
ce9ded5d GM |
1036 | :type 'integer) |
1037 | ||
1038 | ||
e9da51a1 GM |
1039 | (defcustom fancy-splash-max-time 60 |
1040 | "*Show splash screens for at most this number of seconds. | |
1041 | Values less than 60 seconds are ignored." | |
1042 | :group 'fancy-splash-screen | |
1043 | :type 'integer) | |
1044 | ||
1045 | ||
8ad8561b GM |
1046 | (defcustom fancy-splash-image nil |
1047 | "*The image to show in the splash screens, or nil for defaults." | |
a01bb1db | 1048 | :group 'fancy-splash-screen |
8ad8561b GM |
1049 | :type '(choice (const :tag "Default" nil) |
1050 | (file :tag "File"))) | |
ce9ded5d GM |
1051 | |
1052 | ||
f645586f GM |
1053 | ;; These are temporary storage areas for the splash screen display. |
1054 | ||
1055 | (defvar fancy-current-text nil) | |
1056 | (defvar fancy-splash-help-echo nil) | |
e9da51a1 | 1057 | (defvar fancy-splash-stop-time nil) |
f645586f GM |
1058 | |
1059 | ||
ce9ded5d GM |
1060 | (defun fancy-splash-insert (&rest args) |
1061 | "Insert text into the current buffer, with faces. | |
1062 | Arguments from ARGS should be either strings or pairs `:face FACE', | |
1063 | where FACE is a valid face specification, as it can be used with | |
1064 | `put-text-properties'." | |
1065 | (let ((current-face nil)) | |
1066 | (while args | |
1067 | (if (eq (car args) :face) | |
1068 | (setq args (cdr args) current-face (car args)) | |
f645586f GM |
1069 | (insert (propertize (car args) |
1070 | 'face current-face | |
1071 | 'help-echo fancy-splash-help-echo))) | |
ce9ded5d GM |
1072 | (setq args (cdr args))))) |
1073 | ||
1074 | ||
1075 | (defun fancy-splash-head () | |
1076 | "Insert the head part of the splash screen into the current buffer." | |
8ad8561b | 1077 | (let* ((img (create-image (or fancy-splash-image |
d7a7f131 DL |
1078 | (if (and (display-color-p) |
1079 | (image-type-available-p 'xpm)) | |
13f93dee | 1080 | "splash.xpm" "splash.pbm")))) |
ce9ded5d GM |
1081 | (image-width (and img (car (image-size img)))) |
1082 | (window-width (window-width (selected-window)))) | |
1083 | (when img | |
1084 | (when (> window-width image-width) | |
f645586f | 1085 | ;; Center the image in the window. |
ce9ded5d GM |
1086 | (let ((pos (/ (- window-width image-width) 2))) |
1087 | (insert (propertize " " 'display `(space :align-to ,pos)))) | |
f645586f GM |
1088 | |
1089 | ;; Change the color of the XPM version of the splash image | |
1090 | ;; so that it is visible with a dark frame background. | |
8ad8561b GM |
1091 | (when (and (memq 'xpm img) |
1092 | (eq (frame-parameter nil 'background-mode) 'dark)) | |
49939379 | 1093 | (setq img (append img '(:color-symbols (("#000000" . "gray")))))) |
f645586f GM |
1094 | |
1095 | ;; Insert the image with a help-echo and a keymap. | |
1096 | (let ((map (make-sparse-keymap)) | |
a622451f | 1097 | (help-echo "mouse-2: browse http://www.gnu.org/")) |
f645586f GM |
1098 | (define-key map [mouse-2] |
1099 | (lambda () | |
1100 | (interactive) | |
a622451f | 1101 | (browse-url "http://www.gnu.org/") |
f645586f GM |
1102 | (throw 'exit nil))) |
1103 | (define-key map [down-mouse-2] 'ignore) | |
1104 | (define-key map [up-mouse-2] 'ignore) | |
1105 | (insert-image img (propertize "xxx" 'help-echo help-echo | |
1106 | 'keymap map))) | |
ce9ded5d | 1107 | (insert "\n")))) |
b831c087 GM |
1108 | (if (eq system-type 'gnu/linux) |
1109 | (fancy-splash-insert | |
1110 | :face '(variable-pitch :foreground "red") | |
1111 | "GNU Emacs is one component of a Linux-based GNU system.") | |
ce9ded5d GM |
1112 | (fancy-splash-insert |
1113 | :face '(variable-pitch :foreground "red") | |
b831c087 | 1114 | "GNU Emacs is one component of the GNU operating system.")) |
ce9ded5d GM |
1115 | (insert "\n")) |
1116 | ||
1117 | ||
1118 | (defun fancy-splash-tail () | |
1119 | "Insert the tail part of the splash screen into the current buffer." | |
95fadcca GM |
1120 | (let ((fg (if (eq (frame-parameter nil 'background-mode) 'dark) |
1121 | "cyan" "darkblue"))) | |
1122 | (fancy-splash-insert :face `(variable-pitch :foreground ,fg) | |
1123 | "\nThis is " | |
1124 | (emacs-version) | |
1125 | "\n" | |
1126 | :face '(variable-pitch :height 0.5) | |
1127 | "Copyright (C) 2000 Free Software Foundation, Inc."))) | |
ce9ded5d GM |
1128 | |
1129 | ||
f645586f GM |
1130 | (defun fancy-splash-screens-1 (buffer) |
1131 | "Timer function displaying a splash screen." | |
e9da51a1 GM |
1132 | (when (> (float-time) fancy-splash-stop-time) |
1133 | (throw 'stop-splashing nil)) | |
f645586f GM |
1134 | (unless fancy-current-text |
1135 | (setq fancy-current-text fancy-splash-text)) | |
1136 | (let ((text (car fancy-current-text))) | |
1137 | (set-buffer buffer) | |
1138 | (erase-buffer) | |
1139 | (fancy-splash-head) | |
1140 | (apply #'fancy-splash-insert text) | |
1141 | (fancy-splash-tail) | |
1142 | (unless (current-message) | |
1143 | (message fancy-splash-help-echo)) | |
1144 | (set-buffer-modified-p nil) | |
dbeb499b | 1145 | (goto-char (point-min)) |
f645586f GM |
1146 | (force-mode-line-update) |
1147 | (setq fancy-current-text (cdr fancy-current-text)))) | |
1148 | ||
1149 | ||
1150 | (defun fancy-splash-default-action () | |
1151 | "Default action for events in the splash screen buffer." | |
1152 | (interactive) | |
1153 | (push last-command-event unread-command-events) | |
1154 | (throw 'exit nil)) | |
1155 | ||
1156 | ||
ce9ded5d | 1157 | (defun fancy-splash-screens () |
f645586f | 1158 | "Display fancy splash screens when Emacs starts." |
5b61c6a7 GM |
1159 | (setq fancy-splash-help-echo (startup-echo-area-message)) |
1160 | (switch-to-buffer "GNU Emacs") | |
1fc02b3c | 1161 | (setq tab-width 20) |
39250ec3 | 1162 | (let ((old-busy-cursor display-busy-cursor) |
5b61c6a7 | 1163 | (splash-buffer (current-buffer)) |
5b61c6a7 | 1164 | timer) |
e9da51a1 GM |
1165 | (catch 'stop-splashing |
1166 | (unwind-protect | |
56d9d0ed | 1167 | (let ((map (make-sparse-keymap))) |
e9da51a1 GM |
1168 | (use-local-map map) |
1169 | (define-key map [t] 'fancy-splash-default-action) | |
1170 | (define-key map [mouse-movement] 'ignore) | |
1171 | (setq cursor-type nil | |
1172 | display-busy-cursor nil | |
1173 | buffer-undo-list t | |
1174 | mode-line-format | |
1175 | (propertize "---- %b %-" 'face '(:weight bold)) | |
1176 | fancy-splash-stop-time (+ (float-time) | |
1177 | (max 60 fancy-splash-max-time)) | |
1178 | timer (run-with-timer 0 fancy-splash-delay | |
1179 | #'fancy-splash-screens-1 | |
1180 | splash-buffer)) | |
1181 | (recursive-edit)) | |
1182 | (cancel-timer timer) | |
1183 | (setq display-busy-cursor old-busy-cursor) | |
1184 | (kill-buffer splash-buffer))))) | |
f645586f GM |
1185 | |
1186 | ||
285991dc GM |
1187 | (defun use-fancy-splash-screens-p () |
1188 | "Return t if fancy splash screens should be used." | |
1189 | (when (or (and (display-color-p) | |
1190 | (image-type-available-p 'xpm)) | |
1191 | (image-type-available-p 'pbm)) | |
1192 | (let* ((img (create-image (or fancy-splash-image | |
1193 | (if (and (display-color-p) | |
1194 | (image-type-available-p 'xpm)) | |
1195 | "splash.xpm" "splash.pbm")))) | |
1196 | (image-height (and img (cdr (image-size img)))) | |
1197 | (window-height (1- (window-height (selected-window))))) | |
1198 | (> window-height (+ image-height 14))))) | |
1199 | ||
1200 | ||
f645586f GM |
1201 | (defun startup-echo-area-message () |
1202 | (if (eq (key-binding "\C-h\C-p") 'describe-project) | |
1203 | "For information about the GNU Project and its goals, type C-h C-p." | |
1204 | (substitute-command-keys | |
1205 | "For information about the GNU Project and its goals, type \ | |
1206 | \\[describe-project]."))) | |
ce9ded5d GM |
1207 | |
1208 | ||
49939379 | 1209 | (defun display-startup-echo-area-message () |
f645586f GM |
1210 | (message (startup-echo-area-message))) |
1211 | ||
49939379 | 1212 | |
a726e0d1 | 1213 | (defun command-line-1 (command-line-args-left) |
52320897 | 1214 | (or noninteractive (input-pending-p) init-file-had-error |
49939379 GM |
1215 | (and inhibit-startup-echo-area-message |
1216 | user-init-file | |
1217 | (or (and (get 'inhibit-startup-echo-area-message 'saved-value) | |
1218 | (equal inhibit-startup-echo-area-message | |
1219 | (if (string= init-file-user "") | |
1220 | (user-login-name) | |
1221 | init-file-user))) | |
1222 | ;; Wasn't set with custom; see if .emacs has a setq. | |
1223 | (let ((buffer (get-buffer-create " *temp*"))) | |
1224 | (prog1 | |
1225 | (condition-case nil | |
1226 | (save-excursion | |
1227 | (set-buffer buffer) | |
1228 | (insert-file-contents user-init-file) | |
1229 | (re-search-forward | |
1230 | (concat | |
1231 | "([ \t\n]*setq[ \t\n]+" | |
1232 | "inhibit-startup-echo-area-message[ \t\n]+" | |
1233 | (regexp-quote | |
1234 | (prin1-to-string | |
1235 | (if (string= init-file-user "") | |
1236 | (user-login-name) | |
1237 | init-file-user))) | |
1238 | "[ \t\n]*)") | |
1239 | nil t)) | |
1240 | (error nil)) | |
1241 | (kill-buffer buffer))))) | |
1242 | (display-startup-echo-area-message)) | |
a726e0d1 JB |
1243 | (if (null command-line-args-left) |
1244 | (cond ((and (not inhibit-startup-message) (not noninteractive) | |
1245 | ;; Don't clobber a non-scratch buffer if init file | |
1246 | ;; has selected it. | |
8baabd2a | 1247 | (string= (buffer-name) "*scratch*")) |
a726e0d1 JB |
1248 | ;; If there are no switches to process, we might as well |
1249 | ;; run this hook now, and there may be some need to do it | |
1250 | ;; before doing any output. | |
1251 | (and term-setup-hook | |
1252 | (run-hooks 'term-setup-hook)) | |
1253 | ;; Don't let the hook be run twice. | |
1254 | (setq term-setup-hook nil) | |
4e1b1e72 JB |
1255 | |
1256 | ;; It's important to notice the user settings before we | |
1257 | ;; display the startup message; otherwise, the settings | |
1258 | ;; won't take effect until the user gives the first | |
1259 | ;; keystroke, and that's distracting. | |
5b61c6a7 GM |
1260 | (when (fboundp 'frame-notice-user-settings) |
1261 | (frame-notice-user-settings)) | |
1262 | ||
1263 | (when window-setup-hook | |
1264 | (run-hooks 'window-setup-hook) | |
1265 | (setq window-setup-hook nil)) | |
1266 | ||
66c24e1e | 1267 | (when (display-popup-menus-p) |
5b61c6a7 GM |
1268 | (precompute-menubar-bindings)) |
1269 | (setq menubar-bindings-done t) | |
1270 | ||
fd11871a RS |
1271 | ;; Do this now to avoid an annoying delay if the user |
1272 | ;; clicks the menu bar during the sit-for. | |
f862008d | 1273 | (when (= (buffer-size) 0) |
5b61c6a7 GM |
1274 | (let ((buffer-undo-list t) |
1275 | (wait-for-input t)) | |
f862008d | 1276 | (unwind-protect |
8baabd2a | 1277 | (when (not (input-pending-p)) |
f862008d RS |
1278 | (goto-char (point-max)) |
1279 | ;; The convention for this piece of code is that | |
1280 | ;; each piece of output starts with one or two newlines | |
1281 | ;; and does not end with any newlines. | |
1282 | (insert "Welcome to GNU Emacs") | |
1283 | (if (eq system-type 'gnu/linux) | |
1284 | (insert ", one component of a Linux-based GNU system.")) | |
1285 | (insert "\n") | |
5b61c6a7 | 1286 | |
acfd1011 | 1287 | (if (assq 'display (frame-parameters)) |
5b61c6a7 | 1288 | |
285991dc | 1289 | (if (use-fancy-splash-screens-p) |
5b61c6a7 GM |
1290 | (progn |
1291 | (setq wait-for-input nil) | |
1292 | (fancy-splash-screens)) | |
ce9ded5d GM |
1293 | (progn |
1294 | (insert "\ | |
926aa0ee | 1295 | You can do basic editing with the menu bar and scroll bar using the mouse. |
acfd1011 | 1296 | |
347d0813 | 1297 | Useful File menu items: |
acfd1011 RS |
1298 | Exit Emacs (or type Control-x followed by Control-c) |
1299 | Recover Session recover files you were editing before a crash | |
1300 | ||
1301 | Important Help menu items: | |
1302 | Emacs Tutorial Learn-by-doing tutorial for using Emacs efficiently. | |
b11d37de | 1303 | Emacs FAQ Frequently asked questions and answers |
acfd1011 RS |
1304 | \(Non)Warranty GNU Emacs comes with ABSOLUTELY NO WARRANTY |
1305 | Copying Conditions Conditions for redistributing and changing Emacs. | |
1306 | Getting New Versions How to obtain the latest version of Emacs. | |
1307 | ") | |
ce9ded5d | 1308 | (insert "\n\n" (emacs-version) |
49939379 | 1309 | " |
ce9ded5d | 1310 | Copyright (C) 2000 Free Software Foundation, Inc."))) |
5b61c6a7 | 1311 | |
acfd1011 RS |
1312 | ;; If keys have their default meanings, |
1313 | ;; use precomputed string to save lots of time. | |
1314 | (if (and (eq (key-binding "\C-h") 'help-command) | |
1315 | (eq (key-binding "\C-xu") 'advertised-undo) | |
1316 | (eq (key-binding "\C-x\C-c") 'save-buffers-kill-emacs) | |
1317 | (eq (key-binding "\C-ht") 'help-with-tutorial) | |
1318 | (eq (key-binding "\C-hi") 'info) | |
1319 | (eq (key-binding "\C-h\C-n") 'view-emacs-news)) | |
1320 | (insert " | |
3f5a3e12 RS |
1321 | Get help C-h (Hold down CTRL and press h) |
1322 | Undo changes C-x u Exit Emacs C-x C-c | |
1323 | Get a tutorial C-h t Use Info to read docs C-h i") | |
acfd1011 RS |
1324 | (insert (substitute-command-keys |
1325 | (format "\n | |
3f5a3e12 RS |
1326 | Get help %s |
1327 | Undo changes \\[advertised-undo] | |
1328 | Exit Emacs \\[save-buffers-kill-emacs] | |
1329 | Get a tutorial \\[help-with-tutorial] | |
1330 | Use Info to read docs \\[info]" | |
acfd1011 RS |
1331 | (let ((where (where-is-internal |
1332 | 'help-command nil t))) | |
1333 | (if where | |
1334 | (key-description where) | |
1335 | "M-x help")))))) | |
1336 | ;; Say how to use the menu bar | |
1337 | ;; if that is not with the mouse. | |
1338 | (if (and (eq (key-binding "\M-`") 'tmm-menubar) | |
1339 | (eq (key-binding [f10]) 'tmm-menubar)) | |
1340 | (insert " | |
3f5a3e12 | 1341 | Activate menubar F10 or ESC ` or M-`") |
acfd1011 RS |
1342 | (insert (substitute-command-keys " |
1343 | Activate menubar \\[tmm-menubar]"))) | |
e65a6404 | 1344 | |
66c24e1e | 1345 | (if (display-mouse-p) |
acfd1011 | 1346 | (insert " |
3f5a3e12 | 1347 | Mode-specific menu C-mouse-3 (third button, with CTRL)")) |
acfd1011 RS |
1348 | ;; Many users seem to have problems with these. |
1349 | (insert " | |
3f5a3e12 RS |
1350 | \(`C-' means use the CTRL key. `M-' means use the Meta (or Alt) key. |
1351 | If you have no Meta key, you may instead type ESC followed by the character.)") | |
acfd1011 | 1352 | (and auto-save-list-file-prefix |
cfc75d05 EZ |
1353 | ;; Don't signal an error if the |
1354 | ;; directory for auto-save-list files | |
1355 | ;; does not yet exist. | |
1356 | (file-directory-p (file-name-directory | |
1357 | auto-save-list-file-prefix)) | |
acfd1011 RS |
1358 | (directory-files |
1359 | (file-name-directory auto-save-list-file-prefix) | |
1360 | nil | |
1361 | (concat "\\`" | |
1362 | (regexp-quote (file-name-nondirectory | |
1363 | auto-save-list-file-prefix))) | |
1364 | t) | |
1365 | (insert "\n\nIf an Emacs session crashed recently, " | |
1366 | "type M-x recover-session RET\nto recover" | |
1367 | " the files you were editing.")) | |
1368 | ||
1369 | (insert "\n\n" (emacs-version) | |
1370 | " | |
e27e8d71 | 1371 | Copyright (C) 2000 Free Software Foundation, Inc.") |
acfd1011 RS |
1372 | (if (and (eq (key-binding "\C-h\C-c") 'describe-copying) |
1373 | (eq (key-binding "\C-h\C-d") 'describe-distribution) | |
1374 | (eq (key-binding "\C-h\C-w") 'describe-no-warranty)) | |
1375 | (insert | |
1376 | "\n | |
a726e0d1 | 1377 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type C-h C-w for full details. |
70e00413 KH |
1378 | Emacs is Free Software--Free as in Freedom--so you can redistribute copies |
1379 | of Emacs and modify it; type C-h C-c to see the conditions. | |
a726e0d1 | 1380 | Type C-h C-d for information on getting the latest version.") |
acfd1011 RS |
1381 | (insert (substitute-command-keys |
1382 | "\n | |
a726e0d1 | 1383 | GNU Emacs comes with ABSOLUTELY NO WARRANTY; type \\[describe-no-warranty] for full details. |
70e00413 KH |
1384 | Emacs is Free Software--Free as in Freedom--so you can redistribute copies |
1385 | of Emacs and modify it; type \\[describe-copying] to see the conditions. | |
acfd1011 | 1386 | Type \\[describe-distribution] for information on getting the latest version.")))) |
f862008d | 1387 | (goto-char (point-min)) |
fb3afe87 | 1388 | |
f862008d | 1389 | (set-buffer-modified-p nil) |
5b61c6a7 GM |
1390 | (when wait-for-input |
1391 | (sit-for 120))) | |
1392 | ||
f862008d RS |
1393 | (with-current-buffer (get-buffer "*scratch*") |
1394 | (erase-buffer) | |
5b61c6a7 GM |
1395 | (when initial-scratch-message |
1396 | (insert initial-scratch-message)) | |
dbeb499b | 1397 | (set-buffer-modified-p nil))))))) |
5b61c6a7 | 1398 | |
eca1cf26 RS |
1399 | ;; Delay 2 seconds after the init file error message |
1400 | ;; was displayed, so user can read it. | |
1401 | (if init-file-had-error | |
1402 | (sit-for 2)) | |
09a1077c | 1403 | (let ((dir command-line-default-directory) |
a726e0d1 JB |
1404 | (file-count 0) |
1405 | first-file-buffer | |
14d9a663 | 1406 | tem |
49939379 | 1407 | just-files;; t if this follows the magic -- option. |
14d9a663 RS |
1408 | ;; This includes our standard options' long versions |
1409 | ;; and long versions of what's on command-switch-alist. | |
1410 | (longopts | |
1411 | (append '(("--funcall") ("--load") ("--insert") ("--kill") | |
dc2cd811 GM |
1412 | ("--directory") ("--eval") ("--execute") |
1413 | ("--find-file") ("--visit") ("--file")) | |
ffaf8bbb SM |
1414 | (mapcar (lambda (elt) |
1415 | (list (concat "-" (car elt)))) | |
14d9a663 | 1416 | command-switch-alist))) |
a726e0d1 | 1417 | (line 0)) |
14d9a663 RS |
1418 | |
1419 | ;; Add the long X options to longopts. | |
1420 | (setq tem command-line-x-option-alist) | |
1421 | (while tem | |
1422 | (if (string-match "^--" (car (car tem))) | |
1423 | (setq longopts (cons (list (car (car tem))) longopts))) | |
1424 | (setq tem (cdr tem))) | |
1425 | ||
1426 | ;; Loop, processing options. | |
1427 | (while (and command-line-args-left) | |
3f53ddd0 RS |
1428 | (let* ((argi (car command-line-args-left)) |
1429 | (orig-argi argi) | |
14d9a663 | 1430 | argval completion |
aba66e2a RS |
1431 | ;; List of directories specified in -L/--directory, |
1432 | ;; in reverse of the order specified. | |
1433 | extra-load-path | |
1434 | (initial-load-path load-path)) | |
a726e0d1 | 1435 | (setq command-line-args-left (cdr command-line-args-left)) |
3f53ddd0 | 1436 | |
14d9a663 RS |
1437 | ;; Do preliminary decoding of the option. |
1438 | (if just-files | |
1439 | ;; After --, don't look for options; treat all args as files. | |
1440 | (setq argi "") | |
1441 | ;; Convert long options to ordinary options | |
1442 | ;; and separate out an attached option argument into argval. | |
1443 | (if (string-match "^--[^=]*=" argi) | |
1444 | (setq argval (substring argi (match-end 0)) | |
1445 | argi (substring argi 0 (1- (match-end 0))))) | |
1446 | (if (equal argi "--") | |
1447 | (setq completion nil) | |
1448 | (setq completion (try-completion argi longopts))) | |
1449 | (if (eq completion t) | |
1450 | (setq argi (substring argi 1)) | |
1451 | (if (stringp completion) | |
1452 | (let ((elt (assoc completion longopts))) | |
1453 | (or elt | |
1454 | (error "Option `%s' is ambiguous" argi)) | |
1455 | (setq argi (substring (car elt) 1))) | |
1456 | (setq argval nil argi orig-argi)))) | |
3f53ddd0 RS |
1457 | |
1458 | ;; Execute the option. | |
a726e0d1 | 1459 | (cond ((setq tem (assoc argi command-switch-alist)) |
3f53ddd0 RS |
1460 | (if argval |
1461 | (let ((command-line-args-left | |
1462 | (cons argval command-line-args-left))) | |
1463 | (funcall (cdr tem) argi)) | |
1464 | (funcall (cdr tem) argi))) | |
dc2cd811 | 1465 | |
49939379 | 1466 | ((or (string-equal argi "-f") ;what the manual claims |
a726e0d1 JB |
1467 | (string-equal argi "-funcall") |
1468 | (string-equal argi "-e")) ; what the source used to say | |
3f53ddd0 RS |
1469 | (if argval |
1470 | (setq tem (intern argval)) | |
1471 | (setq tem (intern (car command-line-args-left))) | |
1472 | (setq command-line-args-left (cdr command-line-args-left))) | |
1908c565 RS |
1473 | (if (arrayp (symbol-function tem)) |
1474 | (command-execute tem) | |
1475 | (funcall tem))) | |
dc2cd811 GM |
1476 | |
1477 | ((or (string-equal argi "-eval") | |
1478 | (string-equal argi "-execute")) | |
e6b75e30 RS |
1479 | (if argval |
1480 | (setq tem argval) | |
1481 | (setq tem (car command-line-args-left)) | |
1482 | (setq command-line-args-left (cdr command-line-args-left))) | |
955093c9 | 1483 | (eval (read tem))) |
aba66e2a | 1484 | ;; Set the default directory as specified in -L. |
dc2cd811 | 1485 | |
aba66e2a RS |
1486 | ((or (string-equal argi "-L") |
1487 | (string-equal argi "-directory")) | |
1488 | (if argval | |
1489 | (setq tem argval) | |
1490 | (setq tem (car command-line-args-left) | |
1491 | command-line-args-left (cdr command-line-args-left))) | |
47c7adae | 1492 | (setq tem (command-line-normalize-file-name tem)) |
aba66e2a RS |
1493 | (setq extra-load-path |
1494 | (cons (expand-file-name tem) extra-load-path)) | |
1495 | (setq load-path (append (nreverse extra-load-path) | |
1496 | initial-load-path))) | |
dc2cd811 | 1497 | |
a726e0d1 JB |
1498 | ((or (string-equal argi "-l") |
1499 | (string-equal argi "-load")) | |
3f53ddd0 RS |
1500 | (if argval |
1501 | (setq tem argval) | |
1502 | (setq tem (car command-line-args-left) | |
1503 | command-line-args-left (cdr command-line-args-left))) | |
47c7adae | 1504 | (let ((file (command-line-normalize-file-name tem))) |
a726e0d1 JB |
1505 | ;; Take file from default dir if it exists there; |
1506 | ;; otherwise let `load' search for it. | |
1507 | (if (file-exists-p (expand-file-name file)) | |
1508 | (setq file (expand-file-name file))) | |
3f53ddd0 | 1509 | (load file nil t))) |
dc2cd811 | 1510 | |
fbce8654 | 1511 | ((string-equal argi "-insert") |
3f53ddd0 RS |
1512 | (if argval |
1513 | (setq tem argval) | |
1514 | (setq tem (car command-line-args-left) | |
1515 | command-line-args-left (cdr command-line-args-left))) | |
2d2aae54 EN |
1516 | (or (stringp tem) |
1517 | (error "File name omitted from `-insert' option")) | |
47c7adae | 1518 | (insert-file-contents (command-line-normalize-file-name tem))) |
dc2cd811 | 1519 | |
a726e0d1 JB |
1520 | ((string-equal argi "-kill") |
1521 | (kill-emacs t)) | |
dc2cd811 | 1522 | |
a726e0d1 JB |
1523 | ((string-match "^\\+[0-9]+\\'" argi) |
1524 | (setq line (string-to-int argi))) | |
dc2cd811 | 1525 | |
b3afdeb8 RS |
1526 | ((setq tem (assoc argi command-line-x-option-alist)) |
1527 | ;; Ignore X-windows options and their args if not using X. | |
1528 | (setq command-line-args-left | |
1529 | (nthcdr (nth 1 tem) command-line-args-left))) | |
dc2cd811 | 1530 | |
14d9a663 | 1531 | ((or (string-equal argi "-find-file") |
dc2cd811 | 1532 | (string-equal argi "-file") |
14d9a663 RS |
1533 | (string-equal argi "-visit")) |
1534 | ;; An explicit option to specify visiting a file. | |
dc2cd811 GM |
1535 | (if argval |
1536 | (setq tem argval) | |
1537 | (setq tem (car command-line-args-left) | |
1538 | command-line-args-left (cdr command-line-args-left))) | |
1539 | (unless (stringp tem) | |
1540 | (error "File name omitted from `%s' option" argi)) | |
14d9a663 | 1541 | (setq file-count (1+ file-count)) |
dc2cd811 GM |
1542 | (let ((file (expand-file-name |
1543 | (command-line-normalize-file-name tem) dir))) | |
14d9a663 RS |
1544 | (if (= file-count 1) |
1545 | (setq first-file-buffer (find-file file)) | |
1546 | (find-file-other-window file))) | |
1547 | (or (zerop line) | |
1548 | (goto-line line)) | |
1549 | (setq line 0)) | |
dc2cd811 | 1550 | |
f7ad212d | 1551 | ((equal argi "--") |
14d9a663 | 1552 | (setq just-files t)) |
a726e0d1 JB |
1553 | (t |
1554 | ;; We have almost exhausted our options. See if the | |
1555 | ;; user has made any other command-line options available | |
1556 | (let ((hooks command-line-functions);; lrs 7/31/89 | |
1557 | (did-hook nil)) | |
1558 | (while (and hooks | |
1559 | (not (setq did-hook (funcall (car hooks))))) | |
1560 | (setq hooks (cdr hooks))) | |
1561 | (if (not did-hook) | |
1562 | ;; Ok, presume that the argument is a file name | |
1563 | (progn | |
7a79b90c RS |
1564 | (if (string-match "\\`-" argi) |
1565 | (error "Unknown option `%s'" argi)) | |
a726e0d1 | 1566 | (setq file-count (1+ file-count)) |
14d9a663 RS |
1567 | (let ((file |
1568 | (expand-file-name | |
1569 | (command-line-normalize-file-name orig-argi) | |
1570 | dir))) | |
1571 | (if (= file-count 1) | |
1572 | (setq first-file-buffer (find-file file)) | |
1573 | (find-file-other-window file))) | |
a726e0d1 JB |
1574 | (or (zerop line) |
1575 | (goto-line line)) | |
1576 | (setq line 0)))))))) | |
1577 | ;; If 3 or more files visited, and not all visible, | |
1578 | ;; show user what they all are. | |
ac707ebc RS |
1579 | (and (> file-count 2) |
1580 | (not noninteractive) | |
1581 | (or (get-buffer-window first-file-buffer) | |
1582 | (progn (other-window 1) | |
1583 | (buffer-menu))))))) | |
c88ab9ce | 1584 | |
49939379 | 1585 | |
47c7adae RS |
1586 | (defun command-line-normalize-file-name (file) |
1587 | "Collapse multiple slashes to one, to handle non-Emacs file names." | |
6b9e794f RS |
1588 | (save-match-data |
1589 | ;; Use arg 1 so that we don't collapse // at the start of the file name. | |
1590 | ;; That is significant on some systems. | |
1591 | ;; However, /// at the beginning is supposed to mean just /, not //. | |
1592 | (if (string-match "^///+" file) | |
1593 | (setq file (replace-match "/" t t file))) | |
1594 | (while (string-match "//+" file 1) | |
1595 | (setq file (replace-match "/" t t file))) | |
1596 | file)) | |
47c7adae | 1597 | |
c88ab9ce | 1598 | ;;; startup.el ends here |