Commit | Line | Data |
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e8af40ee | 1 | ;;; w32-fns.el --- Lisp routines for Windows NT |
b578f267 | 2 | |
597e2240 | 3 | ;; Copyright (C) 1994, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, |
114f9c96 | 4 | ;; 2009, 2010 Free Software Foundation, Inc. |
95ed0025 | 5 | |
68429d86 | 6 | ;; Author: Geoff Voelker <voelker@cs.washington.edu> |
284b3043 | 7 | ;; Keywords: internal |
bd78fa1d | 8 | ;; Package: emacs |
95ed0025 RS |
9 | |
10 | ;; This file is part of GNU Emacs. | |
11 | ||
eb3fa2cf | 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
95ed0025 | 13 | ;; it under the terms of the GNU General Public License as published by |
eb3fa2cf GM |
14 | ;; the Free Software Foundation, either version 3 of the License, or |
15 | ;; (at your option) any later version. | |
95ed0025 RS |
16 | |
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
eb3fa2cf | 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
95ed0025 RS |
24 | |
25 | ;;; Commentary: | |
26 | ||
95ed0025 RS |
27 | |
28 | ;;; Code: | |
2f42c75f | 29 | (require 'w32-vars) |
95ed0025 | 30 | |
b5de9ae0 JB |
31 | (defvar explicit-shell-file-name) |
32 | ||
716eb574 JR |
33 | ;;;; Function keys |
34 | ||
73e6adaa DN |
35 | (declare-function set-message-beep "w32console.c") |
36 | (declare-function w32-get-clipboard-data "w32select.c") | |
37 | (declare-function w32-get-locale-info "w32proc.c") | |
38 | (declare-function w32-get-valid-locale-ids "w32proc.c") | |
39 | (declare-function w32-set-clipboard-data "w32select.c") | |
81b38822 | 40 | |
bcaf1c36 | 41 | ;; Map all versions of a filename (8.3, longname, mixed case) to the |
d234707d GV |
42 | ;; same buffer. |
43 | (setq find-file-visit-truename t) | |
44 | ||
aa360da1 GM |
45 | (declare-function x-server-version "w32fns.c" (&optional display)) |
46 | ||
161ab819 AI |
47 | (defun w32-version () |
48 | "Return the MS-Windows version numbers. | |
49 | The value is a list of three integers: the major and minor version | |
50 | numbers, and the build number." | |
51 | (x-server-version)) | |
52 | ||
ee82af56 | 53 | (defun w32-using-nt () |
4ff64219 | 54 | "Return non-nil if running on a Windows NT descendant. |
49bd2bfe | 55 | That includes all Windows systems except for 9X/Me." |
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." |
551ea1bd | 60 | (or (bound-and-true-p explicit-shell-file-name) |
ee82af56 GV |
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 | |
bcaf1c36 | 68 | (member (downcase (file-name-nondirectory shell-name)) |
d234707d | 69 | w32-system-shells))) |
ee82af56 | 70 | |
f3e62da2 | 71 | (defun w32-shell-dos-semantics () |
8fc29035 | 72 | "Return non-nil if the interactive shell being used expects MS-DOS shell semantics." |
f3e62da2 GV |
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 | ||
200fe89b DN |
78 | (defvar w32-quote-process-args) ;; defined in w32proc.c |
79 | ||
d234707d | 80 | (defun w32-check-shell-configuration () |
72ab66eb | 81 | "Check the configuration of shell variables on Windows. |
ee82af56 | 82 | This function is invoked after loading the init files and processing |
d234707d GV |
83 | the command line arguments. It issues a warning if the user or site |
84 | has configured the shell with inappropriate settings." | |
85f568ec | 85 | (interactive) |
d234707d GV |
86 | (let ((prev-buffer (current-buffer)) |
87 | (buffer (get-buffer-create "*Shell Configuration*")) | |
88 | (system-shell)) | |
89 | (set-buffer buffer) | |
90 | (erase-buffer) | |
91 | (if (w32-system-shell-p (getenv "ESHELL")) | |
92 | (insert (format "Warning! The ESHELL environment variable uses %s. | |
bcaf1c36 | 93 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" |
d234707d GV |
94 | (getenv "ESHELL")))) |
95 | (if (w32-system-shell-p (getenv "SHELL")) | |
96 | (insert (format "Warning! The SHELL environment variable uses %s. | |
bcaf1c36 | 97 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" |
d234707d GV |
98 | (getenv "SHELL")))) |
99 | (if (w32-system-shell-p shell-file-name) | |
100 | (insert (format "Warning! shell-file-name uses %s. | |
bcaf1c36 | 101 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" |
d234707d GV |
102 | shell-file-name))) |
103 | (if (and (boundp 'explicit-shell-file-name) | |
104 | (w32-system-shell-p explicit-shell-file-name)) | |
105 | (insert (format "Warning! explicit-shell-file-name uses %s. | |
106 | You probably want to change it so that it uses cmdproxy.exe instead.\n\n" | |
107 | explicit-shell-file-name))) | |
108 | (setq system-shell (> (buffer-size) 0)) | |
85f568ec GV |
109 | |
110 | ;; Allow user to specify that they really do want to use one of the | |
111 | ;; "system" shells, despite the drawbacks, but still warn if | |
112 | ;; shell-command-switch doesn't match. | |
113 | (if w32-allow-system-shell | |
114 | (erase-buffer)) | |
115 | ||
d234707d GV |
116 | (cond (system-shell |
117 | ;; System shells. | |
118 | (if (string-equal "-c" shell-command-switch) | |
119 | (insert "Warning! shell-command-switch is \"-c\". | |
120 | You should set this to \"/c\" when using a system shell.\n\n")) | |
121 | (if w32-quote-process-args | |
122 | (insert "Warning! w32-quote-process-args is t. | |
123 | You should set this to nil when using a system shell.\n\n"))) | |
124 | ;; Non-system shells. | |
125 | (t | |
126 | (if (string-equal "/c" shell-command-switch) | |
127 | (insert "Warning! shell-command-switch is \"/c\". | |
128 | You should set this to \"-c\" when using a non-system shell.\n\n")) | |
129 | (if (not w32-quote-process-args) | |
130 | (insert "Warning! w32-quote-process-args is nil. | |
131 | You should set this to t when using a non-system shell.\n\n")))) | |
132 | (if (> (buffer-size) 0) | |
133 | (display-buffer buffer) | |
134 | (kill-buffer buffer)) | |
135 | (set-buffer prev-buffer))) | |
136 | ||
137 | (add-hook 'after-init-hook 'w32-check-shell-configuration) | |
138 | ||
f2b256fa | 139 | ;; Override setting chosen at startup. |
b1ed8648 AI |
140 | (defun set-default-process-coding-system () |
141 | ;; Most programs on Windows will accept Unix line endings on input | |
142 | ;; (and some programs ported from Unix require it) but most will | |
143 | ;; produce DOS line endings on output. | |
144 | (setq default-process-coding-system | |
597e2240 | 145 | (if (default-value 'enable-multibyte-characters) |
b1ed8648 AI |
146 | '(undecided-dos . undecided-unix) |
147 | '(raw-text-dos . raw-text-unix))) | |
a272a739 JR |
148 | ;; Make cmdproxy default to using DOS line endings for input, |
149 | ;; because some Windows programs (including command.com) require it. | |
150 | (add-to-list 'process-coding-system-alist | |
151 | `("[cC][mM][dD][pP][rR][oO][xX][yY]" | |
597e2240 | 152 | . ,(if (default-value 'enable-multibyte-characters) |
a272a739 JR |
153 | '(undecided-dos . undecided-dos) |
154 | '(raw-text-dos . raw-text-dos)))) | |
155 | ;; plink needs DOS input when entering the password. | |
156 | (add-to-list 'process-coding-system-alist | |
157 | `("[pP][lL][iI][nN][kK]" | |
597e2240 | 158 | . ,(if (default-value 'enable-multibyte-characters) |
a272a739 JR |
159 | '(undecided-dos . undecided-dos) |
160 | '(raw-text-dos . raw-text-dos))))) | |
b1ed8648 AI |
161 | |
162 | (add-hook 'before-init-hook 'set-default-process-coding-system) | |
163 | ||
85f568ec GV |
164 | |
165 | ;;; Basic support functions for managing Emacs' locale setting | |
166 | ||
167 | (defvar w32-valid-locales nil | |
168 | "List of locale ids known to be supported.") | |
169 | ||
f2b256fa SM |
170 | ;; This is the brute-force version; an efficient version is now |
171 | ;; built-in though. | |
85f568ec GV |
172 | (if (not (fboundp 'w32-get-valid-locale-ids)) |
173 | (defun w32-get-valid-locale-ids () | |
174 | "Return list of all valid Windows locale ids." | |
175 | (let ((i 65535) | |
176 | locales) | |
177 | (while (> i 0) | |
178 | (if (w32-get-locale-info i) | |
179 | (setq locales (cons i locales))) | |
180 | (setq i (1- i))) | |
181 | locales))) | |
182 | ||
183 | (defun w32-list-locales () | |
184 | "List the name and id of all locales supported by Windows." | |
185 | (interactive) | |
ac62ec16 JB |
186 | (when (null w32-valid-locales) |
187 | (setq w32-valid-locales (sort (w32-get-valid-locale-ids) #'<))) | |
555e23cf JB |
188 | (with-output-to-temp-buffer "*Supported Locales*" |
189 | (princ "LCID\tAbbrev\tFull name\n\n") | |
011a0143 JB |
190 | (dolist (locale w32-valid-locales) |
191 | (princ (format "%d\t%s\t%s\n" | |
192 | locale | |
193 | (w32-get-locale-info locale) | |
194 | (w32-get-locale-info locale t)))))) | |
85f568ec | 195 | |
f2b256fa SM |
196 | ;; Setup Info-default-directory-list to include the info directory |
197 | ;; near where Emacs executable was installed. We used to set INFOPATH, | |
198 | ;; but when this is set Info-default-directory-list is ignored. We | |
199 | ;; also cannot rely upon what is set in paths.el because they assume | |
200 | ;; that configuration during build time is correct for runtime. | |
d234707d GV |
201 | (defun w32-init-info () |
202 | (let* ((instdir (file-name-directory invocation-directory)) | |
85f568ec | 203 | (dir1 (expand-file-name "../info/" instdir)) |
d234707d GV |
204 | (dir2 (expand-file-name "../../../info/" instdir))) |
205 | (if (file-exists-p dir1) | |
bcaf1c36 | 206 | (setq Info-default-directory-list |
d234707d GV |
207 | (append Info-default-directory-list (list dir1))) |
208 | (if (file-exists-p dir2) | |
209 | (setq Info-default-directory-list | |
210 | (append Info-default-directory-list (list dir2))))))) | |
211 | ||
212 | (add-hook 'before-init-hook 'w32-init-info) | |
3eab6a03 | 213 | |
f2b256fa SM |
214 | ;; The variable source-directory is used to initialize Info-directory-list. |
215 | ;; However, the common case is that Emacs is being used from a binary | |
216 | ;; distribution, and the value of source-directory is meaningless in that | |
217 | ;; case. Even worse, source-directory can refer to a directory on a drive | |
218 | ;; on the build machine that happens to be a removable drive on the user's | |
219 | ;; machine. When this happens, Emacs tries to access the removable drive | |
220 | ;; and produces the abort/retry/ignore dialog. Since we do not use | |
221 | ;; source-directory, set it to something that is a reasonable approximation | |
222 | ;; on the user's machine. | |
223 | ||
224 | ;;(add-hook 'before-init-hook | |
225 | ;; (lambda () | |
226 | ;; (setq source-directory (file-name-as-directory | |
227 | ;; (expand-file-name ".." exec-directory))))) | |
8929f478 | 228 | |
98d8b17e | 229 | (defun w32-convert-standard-filename (filename) |
b61dfbe2 | 230 | "Convert a standard file's name to something suitable for MS-Windows. |
915b0bf0 JB |
231 | This means to guarantee valid names and perhaps to canonicalize |
232 | certain patterns. | |
233 | ||
98d8b17e EZ |
234 | This function is called by `convert-standard-filename'. |
235 | ||
236 | Replace invalid characters and turn Cygwin names into native | |
237 | names, and also turn slashes into backslashes if the shell | |
238 | requires it (see `w32-shell-dos-semantics')." | |
45b8a401 EZ |
239 | (save-match-data |
240 | (let ((name | |
241 | (if (string-match "\\`/cygdrive/\\([a-zA-Z]\\)/" filename) | |
bcaf1c36 | 242 | (replace-match "\\1:/" t nil filename) |
45b8a401 EZ |
243 | (copy-sequence filename))) |
244 | (start 0)) | |
245 | ;; leave ':' if part of drive specifier | |
246 | (if (and (> (length name) 1) | |
247 | (eq (aref name 1) ?:)) | |
248 | (setq start 2)) | |
249 | ;; destructively replace invalid filename characters with ! | |
250 | (while (string-match "[?*:<>|\"\000-\037]" name start) | |
251 | (aset name (match-beginning 0) ?!) | |
252 | (setq start (match-end 0))) | |
253 | ;; convert directory separators to Windows format | |
254 | ;; (but only if the shell in use requires it) | |
255 | (when (w32-shell-dos-semantics) | |
256 | (setq start 0) | |
257 | (while (string-match "/" name start) | |
258 | (aset name (match-beginning 0) ?\\) | |
259 | (setq start (match-end 0)))) | |
260 | name))) | |
4e0cd0df | 261 | |
95ed0025 | 262 | ;;; Fix interface to (X-specific) mouse.el |
bffcf874 | 263 | (defun x-set-selection (type data) |
d977a092 | 264 | "Make an X selection of type TYPE and value DATA. |
3077d1f6 EZ |
265 | The argument TYPE (nil means `PRIMARY') says which selection, and |
266 | DATA specifies the contents. TYPE must be a symbol. \(It can also | |
267 | be a string, which stands for the symbol with that name, but this | |
268 | is considered obsolete.) DATA may be a string, a symbol, an | |
269 | integer (or a cons of two integers or list of two integers). | |
270 | ||
271 | The selection may also be a cons of two markers pointing to the same buffer, | |
272 | or an overlay. In these cases, the selection is considered to be the text | |
273 | between the markers *at whatever time the selection is examined*. | |
274 | Thus, editing done in the buffer after you specify the selection | |
275 | can alter the effective value of the selection. | |
276 | ||
277 | The data may also be a vector of valid non-vector selection values. | |
278 | ||
279 | The return value is DATA. | |
280 | ||
281 | Interactively, this command sets the primary selection. Without | |
282 | prefix argument, it reads the selection in the minibuffer. With | |
283 | prefix argument, it uses the text of the region as the selection value. | |
284 | ||
285 | Note that on MS-Windows, primary and secondary selections set by Emacs | |
286 | are not available to other programs." | |
3f5c9cad | 287 | (put 'x-selections (or type 'PRIMARY) data)) |
bffcf874 RS |
288 | |
289 | (defun x-get-selection (&optional type data-type) | |
3077d1f6 EZ |
290 | "Return the value of an X Windows selection. |
291 | The argument TYPE (default `PRIMARY') says which selection, | |
292 | and the argument DATA-TYPE (default `STRING') says | |
293 | how to convert the data. | |
294 | ||
295 | TYPE may be any symbol \(but nil stands for `PRIMARY'). However, | |
296 | only a few symbols are commonly used. They conventionally have | |
297 | all upper-case names. The most often used ones, in addition to | |
298 | `PRIMARY', are `SECONDARY' and `CLIPBOARD'. | |
299 | ||
300 | DATA-TYPE is usually `STRING', but can also be one of the symbols | |
301 | in `selection-converter-alist', which see." | |
3f5c9cad CY |
302 | (get 'x-selections (or type 'PRIMARY))) |
303 | ||
304 | ;; x-selection-owner-p is used in simple.el | |
305 | (defun x-selection-owner-p (&optional type) | |
306 | (and (memq type '(nil PRIMARY SECONDARY)) | |
307 | (get 'x-selections (or type 'PRIMARY)))) | |
bffcf874 | 308 | |
1b42a753 | 309 | (defun set-w32-system-coding-system (coding-system) |
49bd2bfe | 310 | "Set the coding system used by the Windows system to CODING-SYSTEM. |
1b42a753 | 311 | This is used for things like passing font names with non-ASCII |
551ea1bd | 312 | characters in them to the system. For a list of possible values of |
086ceb30 JR |
313 | CODING-SYSTEM, use \\[list-coding-systems]. |
314 | ||
315 | This function is provided for backward compatibility, since | |
49bd2bfe | 316 | `w32-system-coding-system' is now an alias for `locale-coding-system'." |
1b42a753 | 317 | (interactive |
086ceb30 | 318 | (list (let ((default locale-coding-system)) |
1b42a753 | 319 | (read-coding-system |
5b76833f | 320 | (format "Coding system for system calls (default %s): " |
1b42a753 GV |
321 | default) |
322 | default)))) | |
323 | (check-coding-system coding-system) | |
086ceb30 JR |
324 | (setq locale-coding-system coding-system)) |
325 | ||
326 | ;; locale-coding-system was introduced to do the same thing as | |
327 | ;; w32-system-coding-system. Use that instead. | |
328 | (defvaralias 'w32-system-coding-system 'locale-coding-system) | |
1b42a753 | 329 | |
f2b256fa | 330 | ;; Set to a system sound if you want a fancy bell. |
81b38822 KH |
331 | (set-message-beep nil) |
332 | ||
f2b256fa SM |
333 | ;; The "Windows" keys on newer keyboards bring up the Start menu |
334 | ;; whether you want it or not - make Emacs ignore these keystrokes | |
335 | ;; rather than beep. | |
d234707d GV |
336 | (global-set-key [lwindow] 'ignore) |
337 | (global-set-key [rwindow] 'ignore) | |
338 | ||
15fa6efb JR |
339 | (defun w32-add-charset-info (xlfd-charset windows-charset codepage) |
340 | "Function to add character sets to display with Windows fonts. | |
341 | Creates entries in `w32-charset-info-alist'. | |
342 | XLFD-CHARSET is a string which will appear in the XLFD font name to | |
72ab66eb | 343 | identify the character set. WINDOWS-CHARSET is a symbol identifying |
551ea1bd JB |
344 | the Windows character set this maps to. For the list of possible |
345 | values, see the documentation for `w32-charset-info-alist'. CODEPAGE | |
15fa6efb JR |
346 | can be a numeric codepage that Windows uses to display the character |
347 | set, t for Unicode output with no codepage translation or nil for 8 | |
348 | bit output with no translation." | |
349 | (add-to-list 'w32-charset-info-alist | |
72ab66eb | 350 | (cons xlfd-charset (cons windows-charset codepage)))) |
15fa6efb | 351 | |
4c7ec703 JR |
352 | ;; The last charset we add becomes the "preferred" charset for the return |
353 | ;; value from w32-select-font etc, so list the most important charsets last. | |
15fa6efb JR |
354 | (w32-add-charset-info "iso8859-14" 'w32-charset-ansi 28604) |
355 | (w32-add-charset-info "iso8859-15" 'w32-charset-ansi 28605) | |
2005121f JR |
356 | ;; The following two are included for pattern matching. |
357 | (w32-add-charset-info "jisx0201" 'w32-charset-shiftjis 932) | |
358 | (w32-add-charset-info "jisx0208" 'w32-charset-shiftjis 932) | |
15fa6efb JR |
359 | (w32-add-charset-info "jisx0201-latin" 'w32-charset-shiftjis 932) |
360 | (w32-add-charset-info "jisx0201-katakana" 'w32-charset-shiftjis 932) | |
751be31e JR |
361 | (w32-add-charset-info "ksc5601.1989" 'w32-charset-hangeul 949) |
362 | (w32-add-charset-info "big5" 'w32-charset-chinesebig5 950) | |
363 | (w32-add-charset-info "gb2312.1980" 'w32-charset-gb2312 936) | |
15fa6efb JR |
364 | (w32-add-charset-info "ms-symbol" 'w32-charset-symbol nil) |
365 | (w32-add-charset-info "ms-oem" 'w32-charset-oem 437) | |
366 | (w32-add-charset-info "ms-oemlatin" 'w32-charset-oem 850) | |
57016d37 JR |
367 | (w32-add-charset-info "iso8859-2" 'w32-charset-easteurope 28592) |
368 | (w32-add-charset-info "iso8859-3" 'w32-charset-turkish 28593) | |
369 | (w32-add-charset-info "iso8859-4" 'w32-charset-baltic 28594) | |
370 | (w32-add-charset-info "iso8859-6" 'w32-charset-arabic 28596) | |
371 | (w32-add-charset-info "iso8859-7" 'w32-charset-greek 28597) | |
372 | (w32-add-charset-info "iso8859-8" 'w32-charset-hebrew 1255) | |
373 | (w32-add-charset-info "iso8859-9" 'w32-charset-turkish 1254) | |
374 | (w32-add-charset-info "iso8859-13" 'w32-charset-baltic 1257) | |
375 | (w32-add-charset-info "koi8-r" 'w32-charset-russian 20866) | |
376 | (w32-add-charset-info "iso8859-5" 'w32-charset-russian 28595) | |
18885c11 | 377 | (w32-add-charset-info "tis620-2533" 'w32-charset-thai 874) |
57016d37 JR |
378 | (w32-add-charset-info "windows-1258" 'w32-charset-vietnamese 1258) |
379 | (w32-add-charset-info "ksc5601.1992" 'w32-charset-johab 1361) | |
7992f52c JR |
380 | (w32-add-charset-info "mac-roman" 'w32-charset-mac 10000) |
381 | (w32-add-charset-info "iso10646-1" 'w32-charset-default t) | |
57016d37 | 382 | |
2005121f JR |
383 | ;; ;; If unicode windows charset is not defined, use ansi fonts. |
384 | ;; (w32-add-charset-info "iso10646-1" 'w32-charset-ansi t)) | |
385 | ||
386 | ;; Prefered names | |
387 | (w32-add-charset-info "big5-0" 'w32-charset-chinesebig5 950) | |
388 | (w32-add-charset-info "gb2312.1980-0" 'w32-charset-gb2312 936) | |
389 | (w32-add-charset-info "jisx0208-sjis" 'w32-charset-shiftjis 932) | |
390 | (w32-add-charset-info "ksc5601.1987-0" 'w32-charset-hangeul 949) | |
391 | (w32-add-charset-info "tis620-0" 'w32-charset-thai 874) | |
4c7ec703 | 392 | (w32-add-charset-info "iso8859-1" 'w32-charset-ansi 1252) |
52f32671 | 393 | |
47092217 JR |
394 | (make-obsolete-variable 'w32-enable-italics |
395 | 'w32-enable-synthesized-fonts "21.1") | |
d4b7d6b4 | 396 | (make-obsolete-variable 'w32-charset-to-codepage-alist |
47092217 | 397 | 'w32-charset-info-alist "21.1") |
d4b7d6b4 | 398 | |
3b4cf5db | 399 | \f |
45240125 | 400 | ;;;; Selections |
3b4cf5db | 401 | |
f2b256fa SM |
402 | ;; We keep track of the last text selected here, so we can check the |
403 | ;; current selection against it, and avoid passing back our own text | |
6d7cc563 | 404 | ;; from x-selection-value. |
3b4cf5db AI |
405 | (defvar x-last-selected-text nil) |
406 | ||
3b4cf5db AI |
407 | (defun x-get-selection-value () |
408 | "Return the value of the current selection. | |
45240125 | 409 | Consult the selection. Treat empty strings as if they were unset." |
3b4cf5db AI |
410 | (if x-select-enable-clipboard |
411 | (let (text) | |
412 | ;; Don't die if x-get-selection signals an error. | |
413 | (condition-case c | |
414 | (setq text (w32-get-clipboard-data)) | |
415 | (error (message "w32-get-clipboard-data:%s" c))) | |
416 | (if (string= text "") (setq text nil)) | |
417 | (cond | |
418 | ((not text) nil) | |
419 | ((eq text x-last-selected-text) nil) | |
420 | ((string= text x-last-selected-text) | |
421 | ;; Record the newer string, so subsequent calls can use the 'eq' test. | |
422 | (setq x-last-selected-text text) | |
423 | nil) | |
424 | (t | |
425 | (setq x-last-selected-text text)))))) | |
426 | \f | |
6d7cc563 | 427 | (defalias 'x-selection-value 'x-get-selection-value) |
3b4cf5db | 428 | |
f2b256fa | 429 | ;; Arrange for the kill and yank functions to set and check the clipboard. |
3b4cf5db AI |
430 | (setq interprogram-cut-function 'x-select-text) |
431 | (setq interprogram-paste-function 'x-get-selection-value) | |
432 | ||
3712a0b3 EZ |
433 | \f |
434 | ;;;; Support for build process | |
435 | (defun w32-batch-update-autoloads () | |
436 | "Like `batch-update-autoloads', but takes the name of the autoloads file | |
437 | from the command line. | |
438 | ||
439 | This is required because some Windows build environments, such as MSYS, | |
440 | munge command-line arguments that include file names to a horrible mess | |
441 | that Emacs is unable to cope with." | |
442 | (let ((generated-autoload-file | |
af9fb32f GM |
443 | (expand-file-name (pop command-line-args-left))) |
444 | ;; I can only assume the same considerations may apply here... | |
445 | (autoload-make-program (pop command-line-args-left))) | |
3712a0b3 | 446 | (batch-update-autoloads))) |
3b4cf5db | 447 | |
d1dcf3e7 EZ |
448 | (defun w32-append-code-lines (orig extra) |
449 | "Append non-empty non-comment lines in the file EXTRA to the file ORIG. | |
450 | ||
451 | This function saves all buffers and kills the Emacs session, without asking | |
452 | for any permissions. | |
453 | ||
454 | This is required because the Windows build environment is not required | |
455 | to include Sed, which is used by leim/Makefile.in to do the job." | |
456 | (find-file orig) | |
457 | (goto-char (point-max)) | |
458 | (insert-file-contents extra) | |
459 | (delete-matching-lines "^$\\|^;") | |
460 | (save-buffers-kill-emacs t)) | |
461 | ||
a0d14345 | 462 | ;;; w32-fns.el ends here |