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a0d14345 | 1 | ;;; w32-fns.el --- Lisp routines for Windows NT. |
b578f267 | 2 | |
95ed0025 RS |
3 | ;; Copyright (C) 1994 Free Software Foundation, Inc. |
4 | ||
68429d86 | 5 | ;; Author: Geoff Voelker <voelker@cs.washington.edu> |
95ed0025 RS |
6 | |
7 | ;; This file is part of GNU Emacs. | |
8 | ||
9 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
10 | ;; it under the terms of the GNU General Public License as published by | |
11 | ;; the Free Software Foundation; either version 2, or (at your option) | |
12 | ;; any later version. | |
13 | ||
14 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | ;; GNU General Public License for more details. | |
18 | ||
19 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
20 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
21 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | ;; Boston, MA 02111-1307, USA. | |
95ed0025 RS |
23 | |
24 | ;;; Commentary: | |
25 | ||
26 | ;; (August 12, 1993) | |
81b38822 | 27 | ;; Created. |
95ed0025 | 28 | |
81b38822 KH |
29 | ;; (November 21, 1994) |
30 | ;; [C-M-backspace] defined. | |
31 | ;; mode-line-format defined to show buffer file type. | |
32 | ;; audio bell initialized. | |
95ed0025 RS |
33 | |
34 | ;;; Code: | |
35 | ||
36 | ;; Map delete and backspace | |
37 | (define-key function-key-map [backspace] "\177") | |
38 | (define-key function-key-map [delete] "\C-d") | |
39 | (define-key function-key-map [M-backspace] [?\M-\177]) | |
81b38822 KH |
40 | (define-key function-key-map [C-M-backspace] [\C-\M-delete]) |
41 | ||
95ed0025 RS |
42 | ;; Ignore case on file-name completion |
43 | (setq completion-ignore-case t) | |
44 | ||
d234707d GV |
45 | ;; Map all versions of a filename (8.3, longname, mixed case) to the |
46 | ;; same buffer. | |
47 | (setq find-file-visit-truename t) | |
48 | ||
85f568ec GV |
49 | (defvar w32-system-shells '("cmd" "cmd.exe" "command" "command.com" |
50 | "4nt" "4nt.exe" "4dos" "4dos.exe" | |
51 | "ndos" "ndos.exe") | |
d234707d | 52 | "List of strings recognized as Windows NT/9X system shells.") |
ee82af56 GV |
53 | |
54 | (defun w32-using-nt () | |
9be978ba | 55 | "Return non-nil if literally running on Windows NT (i.e., not Windows 9X)." |
ee82af56 GV |
56 | (and (eq system-type 'windows-nt) (getenv "SystemRoot"))) |
57 | ||
58 | (defun w32-shell-name () | |
d234707d | 59 | "Return the name of the shell being used." |
ee82af56 GV |
60 | (or (and (boundp 'explicit-shell-file-name) explicit-shell-file-name) |
61 | (getenv "ESHELL") | |
62 | (getenv "SHELL") | |
63 | (and (w32-using-nt) "cmd.exe") | |
64 | "command.com")) | |
65 | ||
d234707d GV |
66 | (defun w32-system-shell-p (shell-name) |
67 | (and shell-name | |
68 | (member (downcase (file-name-nondirectory shell-name)) | |
69 | w32-system-shells))) | |
ee82af56 | 70 | |
f3e62da2 GV |
71 | (defun w32-shell-dos-semantics () |
72 | "Return t if the interactive shell being used expects msdos shell semantics." | |
73 | (or (w32-system-shell-p (w32-shell-name)) | |
74 | (and (member (downcase (file-name-nondirectory (w32-shell-name))) | |
75 | '("cmdproxy" "cmdproxy.exe")) | |
76 | (w32-system-shell-p (getenv "COMSPEC"))))) | |
77 | ||
85f568ec GV |
78 | (defvar w32-allow-system-shell nil |
79 | "*Disable startup warning when using \"system\" shells.") | |
80 | ||
d234707d GV |
81 | (defun w32-check-shell-configuration () |
82 | "Check the configuration of shell variables on Windows NT/9X. | |
ee82af56 | 83 | This function is invoked after loading the init files and processing |
d234707d GV |
84 | the command line arguments. It issues a warning if the user or site |
85 | has configured the shell with inappropriate settings." | |
85f568ec | 86 | (interactive) |
d234707d GV |
87 | (let ((prev-buffer (current-buffer)) |
88 | (buffer (get-buffer-create "*Shell Configuration*")) | |
89 | (system-shell)) | |
90 | (set-buffer buffer) | |
91 | (erase-buffer) | |
92 | (if (w32-system-shell-p (getenv "ESHELL")) | |
93 | (insert (format "Warning! The ESHELL environment variable uses %s. | |
94 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" | |
95 | (getenv "ESHELL")))) | |
96 | (if (w32-system-shell-p (getenv "SHELL")) | |
97 | (insert (format "Warning! The SHELL environment variable uses %s. | |
98 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" | |
99 | (getenv "SHELL")))) | |
100 | (if (w32-system-shell-p shell-file-name) | |
101 | (insert (format "Warning! shell-file-name uses %s. | |
102 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" | |
103 | shell-file-name))) | |
104 | (if (and (boundp 'explicit-shell-file-name) | |
105 | (w32-system-shell-p explicit-shell-file-name)) | |
106 | (insert (format "Warning! explicit-shell-file-name uses %s. | |
107 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" | |
108 | explicit-shell-file-name))) | |
109 | (setq system-shell (> (buffer-size) 0)) | |
85f568ec GV |
110 | |
111 | ;; Allow user to specify that they really do want to use one of the | |
112 | ;; "system" shells, despite the drawbacks, but still warn if | |
113 | ;; shell-command-switch doesn't match. | |
114 | (if w32-allow-system-shell | |
115 | (erase-buffer)) | |
116 | ||
d234707d GV |
117 | (cond (system-shell |
118 | ;; System shells. | |
119 | (if (string-equal "-c" shell-command-switch) | |
120 | (insert "Warning! shell-command-switch is \"-c\". | |
121 | You should set this to \"/c\" when using a system shell.\n\n")) | |
122 | (if w32-quote-process-args | |
123 | (insert "Warning! w32-quote-process-args is t. | |
124 | You should set this to nil when using a system shell.\n\n"))) | |
125 | ;; Non-system shells. | |
126 | (t | |
127 | (if (string-equal "/c" shell-command-switch) | |
128 | (insert "Warning! shell-command-switch is \"/c\". | |
129 | You should set this to \"-c\" when using a non-system shell.\n\n")) | |
130 | (if (not w32-quote-process-args) | |
131 | (insert "Warning! w32-quote-process-args is nil. | |
132 | You should set this to t when using a non-system shell.\n\n")))) | |
133 | (if (> (buffer-size) 0) | |
134 | (display-buffer buffer) | |
135 | (kill-buffer buffer)) | |
136 | (set-buffer prev-buffer))) | |
137 | ||
138 | (add-hook 'after-init-hook 'w32-check-shell-configuration) | |
139 | ||
b1ed8648 AI |
140 | ;;; Override setting chosen at startup. |
141 | (defun set-default-process-coding-system () | |
142 | ;; Most programs on Windows will accept Unix line endings on input | |
143 | ;; (and some programs ported from Unix require it) but most will | |
144 | ;; produce DOS line endings on output. | |
145 | (setq default-process-coding-system | |
146 | (if default-enable-multibyte-characters | |
147 | '(undecided-dos . undecided-unix) | |
148 | '(raw-text-dos . raw-text-unix))) | |
149 | (or (w32-using-nt) | |
150 | ;; On Windows 9x, make cmdproxy default to using DOS line endings | |
151 | ;; for input, because command.com requires this. | |
152 | (setq process-coding-system-alist | |
153 | `(("[cC][mM][dD][pP][rR][oO][xX][yY]" | |
154 | . ,(if default-enable-multibyte-characters | |
155 | '(undecided-dos . undecided-dos) | |
156 | '(raw-text-dos . raw-text-dos))))))) | |
157 | ||
158 | (add-hook 'before-init-hook 'set-default-process-coding-system) | |
159 | ||
85f568ec GV |
160 | |
161 | ;;; Basic support functions for managing Emacs' locale setting | |
162 | ||
163 | (defvar w32-valid-locales nil | |
164 | "List of locale ids known to be supported.") | |
165 | ||
166 | ;;; This is the brute-force version; an efficient version is now | |
167 | ;;; built-in though. | |
168 | (if (not (fboundp 'w32-get-valid-locale-ids)) | |
169 | (defun w32-get-valid-locale-ids () | |
170 | "Return list of all valid Windows locale ids." | |
171 | (let ((i 65535) | |
172 | locales) | |
173 | (while (> i 0) | |
174 | (if (w32-get-locale-info i) | |
175 | (setq locales (cons i locales))) | |
176 | (setq i (1- i))) | |
177 | locales))) | |
178 | ||
179 | (defun w32-list-locales () | |
180 | "List the name and id of all locales supported by Windows." | |
181 | (interactive) | |
182 | (if (null w32-valid-locales) | |
183 | (setq w32-valid-locales (w32-get-valid-locale-ids))) | |
184 | (switch-to-buffer-other-window (get-buffer-create "*Supported Locales*")) | |
185 | (erase-buffer) | |
186 | (insert "LCID\tAbbrev\tFull name\n\n") | |
187 | (insert (mapconcat | |
188 | '(lambda (x) | |
189 | (format "%d\t%s\t%s" | |
190 | x | |
191 | (w32-get-locale-info x) | |
192 | (w32-get-locale-info x t))) | |
193 | w32-valid-locales "\n")) | |
194 | (insert "\n") | |
195 | (goto-char (point-min))) | |
196 | ||
197 | ||
d234707d GV |
198 | ;;; Setup Info-default-directory-list to include the info directory |
199 | ;;; near where Emacs executable was installed. We used to set INFOPATH, | |
200 | ;;; but when this is set Info-default-directory-list is ignored. We | |
201 | ;;; also cannot rely upon what is set in paths.el because they assume | |
202 | ;;; that configuration during build time is correct for runtime. | |
203 | (defun w32-init-info () | |
204 | (let* ((instdir (file-name-directory invocation-directory)) | |
85f568ec | 205 | (dir1 (expand-file-name "../info/" instdir)) |
d234707d GV |
206 | (dir2 (expand-file-name "../../../info/" instdir))) |
207 | (if (file-exists-p dir1) | |
208 | (setq Info-default-directory-list | |
209 | (append Info-default-directory-list (list dir1))) | |
210 | (if (file-exists-p dir2) | |
211 | (setq Info-default-directory-list | |
212 | (append Info-default-directory-list (list dir2))))))) | |
213 | ||
214 | (add-hook 'before-init-hook 'w32-init-info) | |
3eab6a03 | 215 | |
8929f478 GV |
216 | ;;; The variable source-directory is used to initialize Info-directory-list. |
217 | ;;; However, the common case is that Emacs is being used from a binary | |
218 | ;;; distribution, and the value of source-directory is meaningless in that | |
219 | ;;; case. Even worse, source-directory can refer to a directory on a drive | |
220 | ;;; on the build machine that happens to be a removable drive on the user's | |
221 | ;;; machine. When this happens, Emacs tries to access the removable drive | |
222 | ;;; and produces the abort/retry/ignore dialog. Since we do not use | |
223 | ;;; source-directory, set it to something that is a reasonable approximation | |
224 | ;;; on the user's machine. | |
225 | ||
1198514b AI |
226 | ;(add-hook 'before-init-hook |
227 | ; '(lambda () | |
228 | ; (setq source-directory (file-name-as-directory | |
229 | ; (expand-file-name ".." exec-directory))))) | |
8929f478 | 230 | |
926e2fdb | 231 | ;; Avoid creating auto-save file names containing invalid characters. |
4e0cd0df GV |
232 | (fset 'original-make-auto-save-file-name |
233 | (symbol-function 'make-auto-save-file-name)) | |
234 | ||
235 | (defun make-auto-save-file-name () | |
236 | "Return file name to use for auto-saves of current buffer. | |
237 | Does not consider `auto-save-visited-file-name' as that variable is checked | |
238 | before calling this function. You can redefine this for customization. | |
239 | See also `auto-save-file-name-p'." | |
d234707d GV |
240 | (convert-standard-filename (original-make-auto-save-file-name))) |
241 | ||
242 | (defun convert-standard-filename (filename) | |
243 | "Convert a standard file's name to something suitable for the current OS. | |
244 | This function's standard definition is trivial; it just returns the argument. | |
245 | However, on some systems, the function is redefined | |
246 | with a definition that really does change some file names." | |
247 | (let ((name (copy-sequence filename)) | |
4e0cd0df | 248 | (start 0)) |
d234707d GV |
249 | ;; leave ':' if part of drive specifier |
250 | (if (eq (aref name 1) ?:) | |
251 | (setq start 2)) | |
252 | ;; destructively replace invalid filename characters with ! | |
253 | (while (string-match "[?*:<>|\"\000-\037]" name start) | |
254 | (aset name (match-beginning 0) ?!) | |
255 | (setq start (match-end 0))) | |
dd89ee95 | 256 | ;; convert directory separators to Windows format |
105adfb5 AI |
257 | ;; (but only if the shell in use requires it) |
258 | (if (w32-shell-dos-semantics) | |
259 | (while (string-match "/" name start) | |
260 | (aset name (match-beginning 0) ?\\) | |
261 | (setq start (match-end 0)))) | |
262 | name)) | |
4e0cd0df | 263 | |
95ed0025 | 264 | ;;; Fix interface to (X-specific) mouse.el |
bffcf874 RS |
265 | (defun x-set-selection (type data) |
266 | (or type (setq type 'PRIMARY)) | |
267 | (put 'x-selections type data)) | |
268 | ||
269 | (defun x-get-selection (&optional type data-type) | |
270 | (or type (setq type 'PRIMARY)) | |
271 | (get 'x-selections type)) | |
272 | ||
1b42a753 GV |
273 | (defun set-w32-system-coding-system (coding-system) |
274 | "Set the coding system used by the Windows System to CODING-SYSTEM. | |
275 | This is used for things like passing font names with non-ASCII | |
276 | characters in them to the system. For a list of possible values of | |
277 | CODING-SYSTEM, use \\[list-coding-systems]." | |
278 | (interactive | |
279 | (list (let ((default w32-system-coding-system)) | |
280 | (read-coding-system | |
281 | (format "Coding system for system calls (default, %s): " | |
282 | default) | |
283 | default)))) | |
284 | (check-coding-system coding-system) | |
285 | (setq w32-system-coding-system coding-system)) | |
286 | ;; Set system coding system initially to iso-latin-1 | |
287 | (set-w32-system-coding-system 'iso-latin-1) | |
288 | ||
81b38822 KH |
289 | ;;; Set to a system sound if you want a fancy bell. |
290 | (set-message-beep nil) | |
291 | ||
d234707d GV |
292 | ;;; The "Windows" keys on newer keyboards bring up the Start menu |
293 | ;;; whether you want it or not - make Emacs ignore these keystrokes | |
294 | ;;; rather than beep. | |
295 | (global-set-key [lwindow] 'ignore) | |
296 | (global-set-key [rwindow] 'ignore) | |
297 | ||
298 | ;; Map certain keypad keys into ASCII characters | |
299 | ;; that people usually expect. | |
300 | (define-key function-key-map [tab] [?\t]) | |
301 | (define-key function-key-map [linefeed] [?\n]) | |
302 | (define-key function-key-map [clear] [11]) | |
303 | (define-key function-key-map [return] [13]) | |
304 | (define-key function-key-map [escape] [?\e]) | |
305 | (define-key function-key-map [M-tab] [?\M-\t]) | |
306 | (define-key function-key-map [M-linefeed] [?\M-\n]) | |
307 | (define-key function-key-map [M-clear] [?\M-\013]) | |
308 | (define-key function-key-map [M-return] [?\M-\015]) | |
309 | (define-key function-key-map [M-escape] [?\M-\e]) | |
310 | ||
311 | ;; These don't do the right thing (voelker) | |
312 | ;(define-key function-key-map [backspace] [127]) | |
313 | ;(define-key function-key-map [delete] [127]) | |
314 | ;(define-key function-key-map [M-backspace] [?\M-\d]) | |
315 | ;(define-key function-key-map [M-delete] [?\M-\d]) | |
316 | ||
317 | ;; These tell read-char how to convert | |
318 | ;; these special chars to ASCII. | |
319 | (put 'tab 'ascii-character ?\t) | |
320 | (put 'linefeed 'ascii-character ?\n) | |
321 | (put 'clear 'ascii-character 12) | |
322 | (put 'return 'ascii-character 13) | |
323 | (put 'escape 'ascii-character ?\e) | |
324 | (put 'backspace 'ascii-character 127) | |
325 | (put 'delete 'ascii-character 127) | |
326 | ||
5e568214 JR |
327 | ;; W32 uses different color indexes than standard: |
328 | ||
329 | (defvar w32-tty-standard-colors | |
330 | '(("white" 15 65535 65535 65535) | |
331 | ("yellow" 14 65535 65535 0) ; Yellow | |
332 | ("lightmagenta" 13 65535 0 65535) ; Magenta | |
333 | ("lightred" 12 65535 0 0) ; Red | |
334 | ("lightcyan" 11 0 65535 65535) ; Cyan | |
335 | ("lightgreen" 10 0 65535 0) ; Green | |
336 | ("lightblue" 9 0 0 65535) ; Blue | |
337 | ("darkgray" 8 26112 26112 26112) ; Gray40 | |
338 | ("lightgray" 7 48640 48640 48640) ; Gray | |
339 | ("brown" 6 40960 20992 11520) ; Sienna | |
340 | ("magenta" 5 35584 0 35584) ; DarkMagenta | |
341 | ("red" 4 45568 8704 8704) ; FireBrick | |
342 | ("cyan" 3 0 52736 53504) ; DarkTurquoise | |
343 | ("green" 2 8704 35584 8704) ; ForestGreen | |
344 | ("blue" 1 0 0 52480) ; MediumBlue | |
345 | ("black" 0 0 0 0)) | |
346 | "A list of VGA console colors, their indices and 16-bit RGB values.") | |
347 | ||
52f32671 JR |
348 | ;; w32term.c sets this to nil, but if it has been overridden before we |
349 | ;; get here, we should not try to set it again. | |
350 | (if (not w32-charset-info-alist) | |
351 | (progn (setq w32-charset-info-alist | |
352 | '(("iso8859-1" . (w32-charset-ansi . 1252)) | |
353 | ("jisx0208-sjis" . (w32-charset-shiftjis . 932)) | |
354 | ("jisx0201-latin" . (w32-charset-shiftjis . 932)) | |
355 | ("jisx0201-katakana" . (w32-charset-shiftjis . 932)) | |
356 | ("ksc5601.1987" . (w32-charset-hangul . 949)) | |
357 | ("big5" . (w32-charset-chinesebig5 . 950)) | |
358 | ("gb2312" . (w32-charset-gb2312 . 936)) | |
359 | ("ms-symbol" . (w32-charset-symbol . nil)) | |
360 | ("ms-oem" . (w32-charset-oem . 437)) | |
361 | ("ms-oemlatin" . (w32-charset-oem . 850)))) | |
6778515f JR |
362 | (if (boundp 'w32-extra-charsets-defined) |
363 | (progn | |
364 | (add-to-list 'w32-charset-info-alist | |
365 | '("iso8859-2" . (w32-charset-easteurope . 28592))) | |
366 | (add-to-list 'w32-charset-info-alist | |
367 | '("iso8859-3" . (w32-charset-turkish . 28593))) | |
368 | (add-to-list 'w32-charset-info-alist | |
369 | '("iso8859-4" . (w32-charset-baltic . 28594))) | |
370 | (add-to-list 'w32-charset-info-alist | |
371 | '("iso8859-5" . (w32-charset-russian . 28595))) | |
372 | (add-to-list 'w32-charset-info-alist | |
373 | '("iso8859-6" . (w32-charset-arabic . 28596))) | |
374 | (add-to-list 'w32-charset-info-alist | |
375 | '("iso8859-7" . (w32-charset-greek . 28597))) | |
376 | (add-to-list 'w32-charset-info-alist | |
377 | '("iso8859-8" . (w32-charset-hebrew . 1255))) | |
378 | (add-to-list 'w32-charset-info-alist | |
379 | '("iso8859-9" . (w32-charset-turkish . 1254))) | |
380 | (add-to-list 'w32-charset-info-alist | |
381 | '("iso8859-13" . (w32-charset-baltic . 1257))) | |
382 | (add-to-list 'w32-charset-info-alist | |
383 | '("koi8-r" . (w32-charset-russian . 20866))) | |
384 | (add-to-list 'w32-charset-info-alist | |
385 | '("tis620" . (w32-charset-thai . 874))) | |
386 | (add-to-list 'w32-charset-info-alist | |
387 | '("ksc5601.1992" . (w32-charset-johab . 1361))) | |
388 | (add-to-list 'w32-charset-info-alist | |
389 | '("mac" . (w32-charset-mac . nil)))))) | |
52f32671 | 390 | (if (boundp 'w32-unicode-charset-defined) |
6778515f JR |
391 | (progn |
392 | (add-to-list 'w32-charset-info-alist | |
393 | '("iso10646" . (w32-charset-unicode . t))) | |
394 | (add-to-list 'w32-charset-info-alist | |
395 | '("unicode" . (w32-charset-unicode . t)))))) | |
52f32671 | 396 | |
d4b7d6b4 JR |
397 | (make-obsolete-variable 'w32-enable-italics 'w32-enable-synthesized-fonts) |
398 | (make-obsolete-variable 'w32-charset-to-codepage-alist | |
399 | "w32-charset-to-codepage-alist has been replaced by the more extensive | |
400 | w32-charset-info-alist") | |
401 | ||
a0d14345 | 402 | ;;; w32-fns.el ends here |