|
209
|
1 ;;; replace.el --- search and replace commands for XEmacs.
|
|
|
2
|
|
|
3 ;; Copyright (C) 1985-7, 1992, 1994, 1997 Free Software Foundation, Inc.
|
|
|
4
|
|
|
5 ;; Maintainer: XEmacs Development Team
|
|
|
6 ;; Keywords: dumped, matching
|
|
|
7
|
|
|
8 ;; This file is part of XEmacs.
|
|
|
9
|
|
|
10 ;; XEmacs is free software; you can redistribute it and/or modify it
|
|
|
11 ;; under the terms of the GNU General Public License as published by
|
|
|
12 ;; the Free Software Foundation; either version 2, or (at your option)
|
|
|
13 ;; any later version.
|
|
|
14
|
|
|
15 ;; XEmacs is distributed in the hope that it will be useful, but
|
|
|
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
18 ;; General Public License for more details.
|
|
|
19
|
|
|
20 ;; You should have received a copy of the GNU General Public License
|
|
|
21 ;; along with XEmacs; see the file COPYING. If not, write to the Free
|
|
|
22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
|
|
|
23 ;; 02111-1307, USA.
|
|
|
24
|
|
|
25 ;;; Synched up with: FSF 19.34 [Partially].
|
|
|
26
|
|
|
27 ;;; Commentary:
|
|
|
28
|
|
|
29 ;; This file is dumped with XEmacs.
|
|
|
30
|
|
|
31 ;; This package supplies the string and regular-expression replace functions
|
|
|
32 ;; documented in the XEmacs Reference Manual.
|
|
|
33
|
|
|
34 ;; All the gettext calls are for XEmacs I18N3 message catalog support.
|
|
|
35 ;; (This is hopelessly broken and we should remove it. -sb)
|
|
|
36
|
|
|
37 ;;; Code:
|
|
|
38
|
|
|
39 (defvar case-replace t "\
|
|
|
40 *Non-nil means `query-replace' should preserve case in replacements.
|
|
|
41 What this means is that `query-replace' will change the case of the
|
|
|
42 replacement text so that it matches the text that was replaced.
|
|
|
43 If this variable is nil, the replacement text will be inserted
|
|
|
44 exactly as it was specified by the user, irrespective of the case
|
|
|
45 of the text that was replaced.
|
|
|
46
|
|
|
47 Note that this flag has no effect if `case-fold-search' is nil,
|
|
|
48 or if the replacement text has any uppercase letters in it.")
|
|
|
49
|
|
|
50 (defvar query-replace-history nil)
|
|
|
51
|
|
|
52 (defvar query-replace-interactive nil
|
|
|
53 "Non-nil means `query-replace' uses the last search string.
|
|
|
54 That becomes the \"string to replace\".")
|
|
|
55
|
|
|
56 (defun query-replace-read-args (string regexp-flag)
|
|
|
57 (let (from to)
|
|
|
58 (if query-replace-interactive
|
|
|
59 (setq from (car (if regexp-flag regexp-search-ring search-ring)))
|
|
|
60 (setq from (read-from-minibuffer (format "%s: " (gettext string))
|
|
|
61 nil nil nil
|
|
|
62 'query-replace-history)))
|
|
|
63 (setq to (read-from-minibuffer (format "%s %s with: " (gettext string)
|
|
|
64 from)
|
|
|
65 nil nil nil
|
|
|
66 'query-replace-history))
|
|
|
67 (list from to current-prefix-arg)))
|
|
|
68
|
|
|
69 ;; As per suggestion from Per Abrahamsen, limit replacement to the region
|
|
|
70 ;; if the region is active.
|
|
282
|
71 (defun query-replace (from-string to-string &optional delimited)
|
|
209
|
72 "Replace some occurrences of FROM-STRING with TO-STRING.
|
|
|
73 As each match is found, the user must type a character saying
|
|
|
74 what to do with it. For directions, type \\[help-command] at that time.
|
|
|
75
|
|
|
76 If `query-replace-interactive' is non-nil, the last incremental search
|
|
|
77 string is used as FROM-STRING--you don't have to specify it with the
|
|
|
78 minibuffer.
|
|
|
79
|
|
|
80 Preserves case in each replacement if `case-replace' and `case-fold-search'
|
|
|
81 are non-nil and FROM-STRING has no uppercase letters.
|
|
|
82 \(Preserving case means that if the string matched is all caps, or capitalized,
|
|
|
83 then its replacement is upcased or capitalized.)
|
|
|
84
|
|
|
85 Third arg DELIMITED (prefix arg if interactive), if non-nil, means replace
|
|
|
86 only matches surrounded by word boundaries.
|
|
|
87
|
|
|
88 To customize possible responses, change the \"bindings\" in `query-replace-map'."
|
|
|
89 (interactive (query-replace-read-args "Query replace" nil))
|
|
282
|
90 (perform-replace from-string to-string t nil delimited))
|
|
209
|
91
|
|
282
|
92 (defun query-replace-regexp (regexp to-string &optional delimited)
|
|
209
|
93 "Replace some things after point matching REGEXP with TO-STRING.
|
|
|
94 As each match is found, the user must type a character saying
|
|
|
95 what to do with it. For directions, type \\[help-command] at that time.
|
|
|
96
|
|
|
97 If `query-replace-interactive' is non-nil, the last incremental search
|
|
|
98 regexp is used as REGEXP--you don't have to specify it with the
|
|
|
99 minibuffer.
|
|
|
100
|
|
|
101 Preserves case in each replacement if `case-replace' and `case-fold-search'
|
|
|
102 are non-nil and REGEXP has no uppercase letters.
|
|
|
103 Third arg DELIMITED (prefix arg if interactive), if non-nil, means replace
|
|
|
104 only matches surrounded by word boundaries.
|
|
|
105 In TO-STRING, `\\&' stands for whatever matched the whole of REGEXP,
|
|
|
106 and `\\=\\N' (where N is a digit) stands for
|
|
|
107 whatever what matched the Nth `\\(...\\)' in REGEXP."
|
|
|
108 (interactive (query-replace-read-args "Query replace regexp" t))
|
|
282
|
109 (perform-replace regexp to-string t t delimited))
|
|
209
|
110
|
|
|
111 ;;#### Not patently useful
|
|
|
112 (defun map-query-replace-regexp (regexp to-strings &optional arg)
|
|
|
113 "Replace some matches for REGEXP with various strings, in rotation.
|
|
|
114 The second argument TO-STRINGS contains the replacement strings, separated
|
|
|
115 by spaces. This command works like `query-replace-regexp' except
|
|
|
116 that each successive replacement uses the next successive replacement string,
|
|
|
117 wrapping around from the last such string to the first.
|
|
|
118
|
|
|
119 Non-interactively, TO-STRINGS may be a list of replacement strings.
|
|
|
120
|
|
|
121 If `query-replace-interactive' is non-nil, the last incremental search
|
|
|
122 regexp is used as REGEXP--you don't have to specify it with the minibuffer.
|
|
|
123
|
|
|
124 A prefix argument N says to use each replacement string N times
|
|
|
125 before rotating to the next."
|
|
|
126 (interactive
|
|
|
127 (let (from to)
|
|
|
128 (setq from (if query-replace-interactive
|
|
|
129 (car regexp-search-ring)
|
|
|
130 (read-from-minibuffer "Map query replace (regexp): "
|
|
|
131 nil nil nil
|
|
|
132 'query-replace-history)))
|
|
|
133 (setq to (read-from-minibuffer
|
|
|
134 (format "Query replace %s with (space-separated strings): "
|
|
|
135 from)
|
|
|
136 nil nil nil
|
|
|
137 'query-replace-history))
|
|
|
138 (list from to current-prefix-arg)))
|
|
|
139 (let (replacements)
|
|
|
140 (if (listp to-strings)
|
|
|
141 (setq replacements to-strings)
|
|
|
142 (while (/= (length to-strings) 0)
|
|
|
143 (if (string-match " " to-strings)
|
|
|
144 (setq replacements
|
|
|
145 (append replacements
|
|
|
146 (list (substring to-strings 0
|
|
|
147 (string-match " " to-strings))))
|
|
|
148 to-strings (substring to-strings
|
|
|
149 (1+ (string-match " " to-strings))))
|
|
|
150 (setq replacements (append replacements (list to-strings))
|
|
|
151 to-strings ""))))
|
|
|
152 (perform-replace regexp replacements t t nil arg)))
|
|
|
153
|
|
|
154 (defun replace-string (from-string to-string &optional delimited)
|
|
|
155 "Replace occurrences of FROM-STRING with TO-STRING.
|
|
|
156 Preserve case in each match if `case-replace' and `case-fold-search'
|
|
|
157 are non-nil and FROM-STRING has no uppercase letters.
|
|
|
158 \(Preserving case means that if the string matched is all caps, or capitalized,
|
|
|
159 then its replacement is upcased or capitalized.)
|
|
|
160
|
|
|
161 Third arg DELIMITED (prefix arg if interactive), if non-nil, means replace
|
|
|
162 only matches surrounded by word boundaries.
|
|
|
163
|
|
|
164 If `query-replace-interactive' is non-nil, the last incremental search
|
|
|
165 string is used as FROM-STRING--you don't have to specify it with the
|
|
|
166 minibuffer.
|
|
|
167
|
|
|
168 This function is usually the wrong thing to use in a Lisp program.
|
|
|
169 What you probably want is a loop like this:
|
|
|
170 (while (search-forward FROM-STRING nil t)
|
|
|
171 (replace-match TO-STRING nil t))
|
|
|
172 which will run faster and will not set the mark or print anything."
|
|
|
173 (interactive (query-replace-read-args "Replace string" nil))
|
|
|
174 (perform-replace from-string to-string nil nil delimited))
|
|
|
175
|
|
|
176 (defun replace-regexp (regexp to-string &optional delimited)
|
|
|
177 "Replace things after point matching REGEXP with TO-STRING.
|
|
|
178 Preserve case in each match if `case-replace' and `case-fold-search'
|
|
|
179 are non-nil and REGEXP has no uppercase letters.
|
|
|
180 \(Preserving case means that if the string matched is all caps, or capitalized,
|
|
|
181 then its replacement is upcased or capitalized.)
|
|
|
182
|
|
|
183 Third arg DELIMITED (prefix arg if interactive), if non-nil, means replace
|
|
|
184 only matches surrounded by word boundaries.
|
|
|
185 In TO-STRING, `\\&' stands for whatever matched the whole of REGEXP,
|
|
|
186 and `\\=\\N' (where N is a digit) stands for
|
|
|
187 whatever what matched the Nth `\\(...\\)' in REGEXP.
|
|
|
188
|
|
|
189 If `query-replace-interactive' is non-nil, the last incremental search
|
|
|
190 regexp is used as REGEXP--you don't have to specify it with the minibuffer.
|
|
|
191
|
|
|
192 This function is usually the wrong thing to use in a Lisp program.
|
|
|
193 What you probably want is a loop like this:
|
|
|
194 (while (re-search-forward REGEXP nil t)
|
|
|
195 (replace-match TO-STRING nil nil))
|
|
|
196 which will run faster and will not set the mark or print anything."
|
|
|
197 (interactive (query-replace-read-args "Replace regexp" t))
|
|
|
198 (perform-replace regexp to-string nil t delimited))
|
|
|
199
|
|
|
200
|
|
|
201 (defvar regexp-history nil
|
|
|
202 "History list for some commands that read regular expressions.")
|
|
|
203
|
|
|
204 (define-function 'keep-lines 'delete-non-matching-lines)
|
|
|
205 (defun delete-non-matching-lines (regexp)
|
|
|
206 "Delete all lines except those containing matches for REGEXP.
|
|
|
207 A match split across lines preserves all the lines it lies in.
|
|
|
208 Applies to all lines after point."
|
|
|
209 (interactive (list (read-from-minibuffer
|
|
|
210 "Keep lines (containing match for regexp): "
|
|
|
211 nil nil nil 'regexp-history)))
|
|
|
212 (save-excursion
|
|
|
213 (or (bolp) (forward-line 1))
|
|
|
214 (let ((start (point)))
|
|
|
215 (while (not (eobp))
|
|
|
216 ;; Start is first char not preserved by previous match.
|
|
|
217 (if (not (re-search-forward regexp nil 'move))
|
|
|
218 (delete-region start (point-max))
|
|
|
219 (let ((end (save-excursion (goto-char (match-beginning 0))
|
|
|
220 (beginning-of-line)
|
|
|
221 (point))))
|
|
|
222 ;; Now end is first char preserved by the new match.
|
|
|
223 (if (< start end)
|
|
|
224 (delete-region start end))))
|
|
|
225 (setq start (save-excursion (forward-line 1)
|
|
|
226 (point)))
|
|
|
227 ;; If the match was empty, avoid matching again at same place.
|
|
|
228 (and (not (eobp)) (= (match-beginning 0) (match-end 0))
|
|
|
229 (forward-char 1))))))
|
|
|
230
|
|
|
231 (define-function 'flush-lines 'delete-matching-lines)
|
|
|
232 (defun delete-matching-lines (regexp)
|
|
|
233 "Delete lines containing matches for REGEXP.
|
|
|
234 If a match is split across lines, all the lines it lies in are deleted.
|
|
|
235 Applies to lines after point."
|
|
|
236 (interactive (list (read-from-minibuffer
|
|
|
237 "Flush lines (containing match for regexp): "
|
|
|
238 nil nil nil 'regexp-history)))
|
|
|
239 (save-excursion
|
|
|
240 (while (and (not (eobp))
|
|
|
241 (re-search-forward regexp nil t))
|
|
|
242 (delete-region (save-excursion (goto-char (match-beginning 0))
|
|
|
243 (beginning-of-line)
|
|
|
244 (point))
|
|
|
245 (progn (forward-line 1) (point))))))
|
|
|
246
|
|
|
247 (define-function 'how-many 'count-matches)
|
|
|
248 (defun count-matches (regexp)
|
|
|
249 "Print number of matches for REGEXP following point."
|
|
|
250 (interactive (list (read-from-minibuffer
|
|
|
251 "How many matches for (regexp): "
|
|
|
252 nil nil nil 'regexp-history)))
|
|
|
253 (let ((count 0) opoint)
|
|
|
254 (save-excursion
|
|
|
255 (while (and (not (eobp))
|
|
|
256 (progn (setq opoint (point))
|
|
|
257 (re-search-forward regexp nil t)))
|
|
|
258 (if (= opoint (point))
|
|
|
259 (forward-char 1)
|
|
|
260 (setq count (1+ count))))
|
|
|
261 (message "%d occurrences" count))))
|
|
|
262
|
|
|
263
|
|
|
264 (defvar occur-mode-map ())
|
|
|
265 (if occur-mode-map
|
|
|
266 ()
|
|
|
267 (setq occur-mode-map (make-sparse-keymap))
|
|
|
268 (set-keymap-name occur-mode-map 'occur-mode-map) ; XEmacs
|
|
|
269 (define-key occur-mode-map 'button2 'occur-mode-mouse-goto) ; XEmacs
|
|
|
270 (define-key occur-mode-map "\C-c\C-c" 'occur-mode-goto-occurrence)
|
|
|
271 (define-key occur-mode-map "\C-m" 'occur-mode-goto-occurrence))
|
|
|
272
|
|
|
273 (defvar occur-buffer nil)
|
|
|
274 (defvar occur-nlines nil)
|
|
|
275 (defvar occur-pos-list nil)
|
|
|
276
|
|
|
277 (defun occur-mode ()
|
|
|
278 "Major mode for output from \\[occur].
|
|
|
279 \\<occur-mode-map>Move point to one of the items in this buffer, then use
|
|
|
280 \\[occur-mode-goto-occurrence] to go to the occurrence that the item refers to.
|
|
|
281 Alternatively, click \\[occur-mode-mouse-goto] on an item to go to it.
|
|
|
282
|
|
|
283 \\{occur-mode-map}"
|
|
|
284 (kill-all-local-variables)
|
|
|
285 (use-local-map occur-mode-map)
|
|
|
286 (setq major-mode 'occur-mode)
|
|
|
287 (setq mode-name (gettext "Occur")) ; XEmacs
|
|
|
288 (make-local-variable 'occur-buffer)
|
|
|
289 (make-local-variable 'occur-nlines)
|
|
|
290 (make-local-variable 'occur-pos-list)
|
|
|
291 (require 'mode-motion) ; XEmacs
|
|
|
292 (setq mode-motion-hook 'mode-motion-highlight-line) ; XEmacs
|
|
|
293 (run-hooks 'occur-mode-hook))
|
|
|
294
|
|
|
295 ;; FSF Version of next function:
|
|
|
296 ; (let (buffer pos)
|
|
|
297 ; (save-excursion
|
|
|
298 ; (set-buffer (window-buffer (posn-window (event-end event))))
|
|
|
299 ; (save-excursion
|
|
|
300 ; (goto-char (posn-point (event-end event)))
|
|
|
301 ; (setq pos (occur-mode-find-occurrence))
|
|
|
302 ; (setq buffer occur-buffer)))
|
|
|
303 ; (pop-to-buffer buffer)
|
|
|
304 ; (goto-char (marker-position pos))))
|
|
|
305
|
|
|
306 (defun occur-mode-mouse-goto (event)
|
|
|
307 "Go to the occurrence highlighted by mouse.
|
|
|
308 This function is only reasonable when bound to a mouse key in the occur buffer"
|
|
|
309 (interactive "e")
|
|
|
310 (let ((window-save (selected-window))
|
|
|
311 (frame-save (selected-frame)))
|
|
|
312 ;; preserve the window/frame setup
|
|
|
313 (unwind-protect
|
|
|
314 (progn
|
|
|
315 (mouse-set-point event)
|
|
|
316 (occur-mode-goto-occurrence))
|
|
|
317 (select-frame frame-save)
|
|
|
318 (select-window window-save))))
|
|
|
319
|
|
|
320 ;; Called occur-mode-find-occurrence in FSF
|
|
|
321 (defun occur-mode-goto-occurrence ()
|
|
|
322 "Go to the occurrence the current line describes."
|
|
|
323 (interactive)
|
|
|
324 (if (or (null occur-buffer)
|
|
|
325 (null (buffer-name occur-buffer)))
|
|
|
326 (progn
|
|
|
327 (setq occur-buffer nil
|
|
|
328 occur-pos-list nil)
|
|
|
329 (error "Buffer in which occurrences were found is deleted")))
|
|
|
330 (let* ((line-count
|
|
|
331 (count-lines (point-min)
|
|
|
332 (save-excursion
|
|
|
333 (beginning-of-line)
|
|
|
334 (point))))
|
|
|
335 (occur-number (save-excursion
|
|
|
336 (beginning-of-line)
|
|
|
337 (/ (1- line-count)
|
|
|
338 (cond ((< occur-nlines 0)
|
|
|
339 (- 2 occur-nlines))
|
|
|
340 ((> occur-nlines 0)
|
|
|
341 (+ 2 (* 2 occur-nlines)))
|
|
|
342 (t 1)))))
|
|
|
343 (pos (nth occur-number occur-pos-list))
|
|
|
344 ;; removed t arg from Bob Weiner, 10/6/95
|
|
|
345 (window (get-buffer-window occur-buffer))
|
|
|
346 (occur-source-buffer occur-buffer))
|
|
|
347 (if (< line-count 1)
|
|
|
348 (error "No occurrence on this line"))
|
|
|
349 (or pos
|
|
|
350 (error "No occurrence on this line"))
|
|
|
351 ;; XEmacs: don't raise window unless it isn't visible
|
|
|
352 ;; allow for the possibility that the occur buffer is on another frame
|
|
|
353 (or (and window
|
|
|
354 (window-live-p window)
|
|
|
355 (frame-visible-p (window-frame window))
|
|
|
356 (set-buffer occur-source-buffer))
|
|
|
357 (and (pop-to-buffer occur-source-buffer)
|
|
|
358 (setq window (get-buffer-window occur-source-buffer))))
|
|
|
359 (goto-char pos)
|
|
|
360 (set-window-point window pos)))
|
|
|
361
|
|
|
362
|
|
|
363 (defvar list-matching-lines-default-context-lines 0
|
|
|
364 "*Default number of context lines to include around a `list-matching-lines'
|
|
|
365 match. A negative number means to include that many lines before the match.
|
|
|
366 A positive number means to include that many lines both before and after.")
|
|
|
367
|
|
|
368 ;; XEmacs addition
|
|
|
369 ;;; Damn you Jamie, this is utter trash.
|
|
|
370 (defvar list-matching-lines-whole-buffer t
|
|
|
371 "If t, occur operates on whole buffer, otherwise occur starts from point.
|
|
|
372 default is t.")
|
|
|
373
|
|
|
374 (define-function 'occur 'list-matching-lines)
|
|
|
375 (defun list-matching-lines (regexp &optional nlines)
|
|
|
376 "Show all lines in the current buffer containing a match for REGEXP.
|
|
|
377
|
|
|
378 If a match spreads across multiple lines, all those lines are shown.
|
|
|
379
|
|
369
|
380 If variable `list-matching-lines-whole-buffer' is non-nil, the entire
|
|
|
381 buffer is searched, otherwise search begins at point.
|
|
209
|
382
|
|
|
383 Each line is displayed with NLINES lines before and after, or -NLINES
|
|
|
384 before if NLINES is negative.
|
|
|
385 NLINES defaults to `list-matching-lines-default-context-lines'.
|
|
|
386 Interactively it is the prefix arg.
|
|
|
387
|
|
|
388 The lines are shown in a buffer named `*Occur*'.
|
|
|
389 It serves as a menu to find any of the occurrences in this buffer.
|
|
|
390 \\[describe-mode] in that buffer will explain how."
|
|
|
391 (interactive
|
|
|
392 ;; XEmacs change
|
|
|
393 (list (let* ((default (or (symbol-near-point)
|
|
|
394 (and regexp-history
|
|
|
395 (car regexp-history))))
|
|
|
396 (minibuffer-history-minimum-string-length 0)
|
|
|
397 (input
|
|
|
398 (if default
|
|
|
399 ;; rewritten for I18N3 snarfing
|
|
|
400 (read-from-minibuffer
|
|
|
401 (format "List lines matching regexp (default `%s'): "
|
|
|
402 default) nil nil nil 'regexp-history)
|
|
|
403 (read-from-minibuffer
|
|
|
404 "List lines matching regexp: "
|
|
|
405 nil nil nil
|
|
|
406 'regexp-history))))
|
|
|
407 (if (and (equal input "") default)
|
|
|
408 (progn
|
|
|
409 (setq input default)
|
|
|
410 (setcar regexp-history default)))
|
|
|
411 ;; clear extra entries
|
|
|
412 (setcdr regexp-history (delete (car regexp-history)
|
|
|
413 (cdr regexp-history)))
|
|
|
414 input)
|
|
|
415 current-prefix-arg))
|
|
|
416 (if (equal regexp "")
|
|
|
417 (error "Must pass non-empty regexp to `list-matching-lines'"))
|
|
|
418 (setq nlines (if nlines (prefix-numeric-value nlines)
|
|
|
419 list-matching-lines-default-context-lines))
|
|
|
420 (let ((first t)
|
|
|
421 (dir default-directory)
|
|
|
422 (buffer (current-buffer))
|
|
|
423 (linenum 1)
|
|
|
424 (prevpos (point-min))
|
|
|
425 ;; The rest of this function is very different from FSF.
|
|
|
426 ;; Presumably that's due to Jamie's misfeature
|
|
|
427 (final-context-start (make-marker)))
|
|
|
428 (if (not list-matching-lines-whole-buffer)
|
|
|
429 (save-excursion
|
|
|
430 (beginning-of-line)
|
|
|
431 (setq linenum (1+ (count-lines (point-min) (point))))
|
|
|
432 (setq prevpos (point))))
|
|
|
433 (with-output-to-temp-buffer "*Occur*"
|
|
|
434 (save-excursion
|
|
|
435 (set-buffer standard-output)
|
|
|
436 (setq default-directory dir)
|
|
|
437 ;; We will insert the number of lines, and "lines", later.
|
|
|
438 ;; #### Needs fixing for I18N3
|
|
|
439 (let ((print-escape-newlines t))
|
|
|
440 (insert (format " matching %s in buffer %s.\n"
|
|
|
441 regexp (buffer-name buffer))))
|
|
|
442 (occur-mode)
|
|
|
443 (setq occur-buffer buffer)
|
|
|
444 (setq occur-nlines nlines)
|
|
|
445 (setq occur-pos-list ()))
|
|
|
446 (if (eq buffer standard-output)
|
|
|
447 (goto-char (point-max)))
|
|
|
448 (save-excursion
|
|
|
449 (if list-matching-lines-whole-buffer
|
|
|
450 (beginning-of-buffer))
|
|
|
451 (message "Searching for %s ..." regexp)
|
|
|
452 ;; Find next match, but give up if prev match was at end of buffer.
|
|
|
453 (while (and (not (= prevpos (point-max)))
|
|
|
454 (re-search-forward regexp nil t))
|
|
|
455 (goto-char (match-beginning 0))
|
|
|
456 (beginning-of-line)
|
|
|
457 (save-match-data
|
|
|
458 (setq linenum (+ linenum (count-lines prevpos (point)))))
|
|
|
459 (setq prevpos (point))
|
|
|
460 (goto-char (match-end 0))
|
|
|
461 (let* ((start (save-excursion
|
|
|
462 (goto-char (match-beginning 0))
|
|
|
463 (forward-line (if (< nlines 0) nlines (- nlines)))
|
|
|
464 (point)))
|
|
|
465 (end (save-excursion
|
|
|
466 (goto-char (match-end 0))
|
|
|
467 (if (> nlines 0)
|
|
|
468 (forward-line (1+ nlines))
|
|
|
469 (forward-line 1))
|
|
|
470 (point)))
|
|
|
471 (tag (format "%5d" linenum))
|
|
|
472 (empty (make-string (length tag) ?\ ))
|
|
|
473 tem)
|
|
|
474 (save-excursion
|
|
|
475 (setq tem (make-marker))
|
|
|
476 (set-marker tem (point))
|
|
|
477 (set-buffer standard-output)
|
|
|
478 (setq occur-pos-list (cons tem occur-pos-list))
|
|
|
479 (or first (zerop nlines)
|
|
|
480 (insert "--------\n"))
|
|
|
481 (setq first nil)
|
|
|
482 (insert-buffer-substring buffer start end)
|
|
|
483 (set-marker final-context-start
|
|
|
484 (- (point) (- end (match-end 0))))
|
|
|
485 (backward-char (- end start))
|
|
|
486 (setq tem (if (< nlines 0) (- nlines) nlines))
|
|
|
487 (while (> tem 0)
|
|
|
488 (insert empty ?:)
|
|
|
489 (forward-line 1)
|
|
|
490 (setq tem (1- tem)))
|
|
|
491 (let ((this-linenum linenum))
|
|
|
492 (while (< (point) final-context-start)
|
|
|
493 (if (null tag)
|
|
|
494 (setq tag (format "%5d" this-linenum)))
|
|
|
495 (insert tag ?:)
|
|
|
496 ;; FSFmacs -- we handle this using mode-motion-highlight-line, above.
|
|
|
497 ; (put-text-property (save-excursion
|
|
|
498 ; (beginning-of-line)
|
|
|
499 ; (point))
|
|
|
500 ; (save-excursion
|
|
|
501 ; (end-of-line)
|
|
|
502 ; (point))
|
|
|
503 ; 'mouse-face 'highlight)
|
|
|
504 (forward-line 1)
|
|
|
505 (setq tag nil)
|
|
|
506 (setq this-linenum (1+ this-linenum)))
|
|
|
507 (while (<= (point) final-context-start)
|
|
|
508 (insert empty ?:)
|
|
|
509 (forward-line 1)
|
|
|
510 (setq this-linenum (1+ this-linenum))))
|
|
|
511 (while (< tem nlines)
|
|
|
512 (insert empty ?:)
|
|
|
513 (forward-line 1)
|
|
|
514 (setq tem (1+ tem)))
|
|
|
515 (goto-char (point-max)))
|
|
|
516 (forward-line 1)))
|
|
|
517 (set-buffer standard-output)
|
|
|
518 ;; Put positions in increasing order to go with buffer.
|
|
|
519 (setq occur-pos-list (nreverse occur-pos-list))
|
|
|
520 (goto-char (point-min))
|
|
|
521 (if (= (length occur-pos-list) 1)
|
|
|
522 (insert "1 line")
|
|
|
523 (insert (format "%d lines" (length occur-pos-list))))
|
|
|
524 (if (interactive-p)
|
|
|
525 (message "%d matching lines." (length occur-pos-list)))))))
|
|
|
526
|
|
|
527 ;; It would be nice to use \\[...], but there is no reasonable way
|
|
|
528 ;; to make that display both SPC and Y.
|
|
|
529 (defconst query-replace-help
|
|
|
530 (purecopy
|
|
|
531 "Type Space or `y' to replace one match, Delete or `n' to skip to next,
|
|
|
532 RET or `q' to exit, Period to replace one match and exit,
|
|
|
533 Comma to replace but not move point immediately,
|
|
|
534 C-r to enter recursive edit (\\[exit-recursive-edit] to get out again),
|
|
|
535 C-w to delete match and recursive edit,
|
|
|
536 C-l to clear the frame, redisplay, and offer same replacement again,
|
|
|
537 ! to replace all remaining matches with no more questions,
|
|
|
538 ^ to move point back to previous match."
|
|
|
539 )
|
|
|
540 "Help message while in query-replace")
|
|
|
541
|
|
|
542 (defvar query-replace-map nil
|
|
|
543 "Keymap that defines the responses to questions in `query-replace'.
|
|
|
544 The \"bindings\" in this map are not commands; they are answers.
|
|
|
545 The valid answers include `act', `skip', `act-and-show',
|
|
|
546 `exit', `act-and-exit', `edit', `delete-and-edit', `recenter',
|
|
|
547 `automatic', `backup', `exit-prefix', and `help'.")
|
|
|
548
|
|
|
549 ;; Why does it seem that ever file has a different method of doing this?
|
|
|
550 (if query-replace-map
|
|
|
551 nil
|
|
|
552 (let ((map (make-sparse-keymap)))
|
|
|
553 (set-keymap-name map 'query-replace-map)
|
|
|
554 (define-key map " " 'act)
|
|
|
555 (define-key map "\d" 'skip)
|
|
|
556 (define-key map [delete] 'skip)
|
|
|
557 (define-key map [backspace] 'skip)
|
|
|
558 (define-key map "y" 'act)
|
|
|
559 (define-key map "n" 'skip)
|
|
|
560 (define-key map "Y" 'act)
|
|
|
561 (define-key map "N" 'skip)
|
|
|
562 (define-key map "," 'act-and-show)
|
|
|
563 (define-key map [escape] 'exit)
|
|
|
564 (define-key map "q" 'exit)
|
|
|
565 (define-key map [return] 'exit)
|
|
|
566 (define-key map "." 'act-and-exit)
|
|
|
567 (define-key map "\C-r" 'edit)
|
|
|
568 (define-key map "\C-w" 'delete-and-edit)
|
|
|
569 (define-key map "\C-l" 'recenter)
|
|
|
570 (define-key map "!" 'automatic)
|
|
|
571 (define-key map "^" 'backup)
|
|
|
572 (define-key map [(control h)] 'help) ;; XEmacs change
|
|
|
573 (define-key map [f1] 'help)
|
|
|
574 (define-key map [help] 'help)
|
|
|
575 (define-key map "?" 'help)
|
|
|
576 (define-key map "\C-g" 'quit)
|
|
|
577 (define-key map "\C-]" 'quit)
|
|
|
578 ;FSFmacs (define-key map "\e" 'exit-prefix)
|
|
|
579 (define-key map [escape] 'exit-prefix)
|
|
|
580
|
|
|
581 (setq query-replace-map map)))
|
|
|
582
|
|
282
|
583 ;; isearch-mode is dumped, so don't autoload.
|
|
|
584 ;(autoload 'isearch-highlight "isearch")
|
|
209
|
585
|
|
|
586 ;; XEmacs
|
|
|
587 (defun perform-replace-next-event (event)
|
|
|
588 (if isearch-highlight
|
|
|
589 (let ((aborted t))
|
|
|
590 (unwind-protect
|
|
|
591 (progn
|
|
|
592 (if (match-beginning 0)
|
|
|
593 (isearch-highlight (match-beginning 0) (match-end 0)))
|
|
|
594 (next-command-event event)
|
|
|
595 (setq aborted nil))
|
|
|
596 (isearch-dehighlight aborted)))
|
|
|
597 (next-command-event event)))
|
|
|
598
|
|
|
599 (defun perform-replace (from-string replacements
|
|
|
600 query-flag regexp-flag delimited-flag
|
|
|
601 &optional repeat-count map)
|
|
|
602 "Subroutine of `query-replace'. Its complexity handles interactive queries.
|
|
|
603 Don't use this in your own program unless you want to query and set the mark
|
|
|
604 just as `query-replace' does. Instead, write a simple loop like this:
|
|
|
605 (while (re-search-forward \"foo[ \t]+bar\" nil t)
|
|
|
606 (replace-match \"foobar\" nil nil))
|
|
|
607 which will run faster and probably do exactly what you want."
|
|
|
608 (or map (setq map query-replace-map))
|
|
|
609 (let* ((event (make-event))
|
|
|
610 (nocasify (not (and case-fold-search case-replace
|
|
|
611 (string-equal from-string
|
|
|
612 (downcase from-string)))))
|
|
|
613 (literal (not regexp-flag))
|
|
|
614 (search-function (if regexp-flag 're-search-forward 'search-forward))
|
|
|
615 (search-string from-string)
|
|
|
616 (real-match-data nil) ; the match data for the current match
|
|
|
617 (next-replacement nil)
|
|
|
618 (replacement-index 0)
|
|
|
619 (keep-going t)
|
|
|
620 (stack nil)
|
|
|
621 (next-rotate-count 0)
|
|
|
622 (replace-count 0)
|
|
|
623 (lastrepl nil) ;Position after last match considered.
|
|
282
|
624 ;; If non-nil, it is marker saying where in the buffer to
|
|
|
625 ;; stop.
|
|
|
626 (limit nil)
|
|
209
|
627 (match-again t)
|
|
|
628 ;; XEmacs addition
|
|
|
629 (qr-case-fold-search
|
|
|
630 (if (and case-fold-search search-caps-disable-folding)
|
|
|
631 (isearch-no-upper-case-p search-string)
|
|
|
632 case-fold-search))
|
|
|
633 (message
|
|
|
634 (if query-flag
|
|
|
635 (substitute-command-keys
|
|
|
636 "Query replacing %s with %s: (\\<query-replace-map>\\[help] for help) "))))
|
|
282
|
637 ;; If the region is active, operate on region.
|
|
|
638 (when (region-active-p)
|
|
|
639 ;; Original Per Abrahamsen's code simply narrowed the region,
|
|
|
640 ;; thus providing a visual indication of the search boundary.
|
|
|
641 ;; Stallman, on the other hand, handles it like this.
|
|
|
642 (setq limit (copy-marker (region-end)))
|
|
|
643 (goto-char (region-beginning))
|
|
|
644 (zmacs-deactivate-region))
|
|
209
|
645 (if (stringp replacements)
|
|
|
646 (setq next-replacement replacements)
|
|
|
647 (or repeat-count (setq repeat-count 1)))
|
|
|
648 (if delimited-flag
|
|
|
649 (setq search-function 're-search-forward
|
|
|
650 search-string (concat "\\b"
|
|
|
651 (if regexp-flag from-string
|
|
|
652 (regexp-quote from-string))
|
|
|
653 "\\b")))
|
|
|
654 (push-mark)
|
|
|
655 (undo-boundary)
|
|
|
656 (unwind-protect
|
|
|
657 ;; Loop finding occurrences that perhaps should be replaced.
|
|
|
658 (while (and keep-going
|
|
|
659 (not (eobp))
|
|
355
|
660 (or (null limit) (< (point) limit))
|
|
209
|
661 (let ((case-fold-search qr-case-fold-search))
|
|
282
|
662 (funcall search-function search-string limit t))
|
|
209
|
663 ;; If the search string matches immediately after
|
|
|
664 ;; the previous match, but it did not match there
|
|
|
665 ;; before the replacement was done, ignore the match.
|
|
|
666 (if (or (eq lastrepl (point))
|
|
|
667 (and regexp-flag
|
|
|
668 (eq lastrepl (match-beginning 0))
|
|
|
669 (not match-again)))
|
|
355
|
670 (if (or (eobp)
|
|
|
671 (and limit (>= (point) limit)))
|
|
209
|
672 nil
|
|
|
673 ;; Don't replace the null string
|
|
|
674 ;; right after end of previous replacement.
|
|
|
675 (forward-char 1)
|
|
|
676 (let ((case-fold-search qr-case-fold-search))
|
|
282
|
677 (funcall search-function search-string limit t)))
|
|
209
|
678 t))
|
|
|
679
|
|
|
680 ;; Save the data associated with the real match.
|
|
|
681 (setq real-match-data (match-data))
|
|
|
682
|
|
|
683 ;; Before we make the replacement, decide whether the search string
|
|
|
684 ;; can match again just after this match.
|
|
|
685 (if regexp-flag
|
|
|
686 (progn
|
|
|
687 (setq match-again (looking-at search-string))
|
|
|
688 ;; XEmacs addition
|
|
|
689 (store-match-data real-match-data)))
|
|
|
690 ;; If time for a change, advance to next replacement string.
|
|
|
691 (if (and (listp replacements)
|
|
|
692 (= next-rotate-count replace-count))
|
|
|
693 (progn
|
|
|
694 (setq next-rotate-count
|
|
|
695 (+ next-rotate-count repeat-count))
|
|
|
696 (setq next-replacement (nth replacement-index replacements))
|
|
|
697 (setq replacement-index (% (1+ replacement-index) (length replacements)))))
|
|
|
698 (if (not query-flag)
|
|
|
699 (progn
|
|
|
700 (store-match-data real-match-data)
|
|
|
701 (replace-match next-replacement nocasify literal)
|
|
|
702 (setq replace-count (1+ replace-count)))
|
|
|
703 (undo-boundary)
|
|
|
704 (let ((help-form
|
|
|
705 '(concat (format "Query replacing %s%s with %s.\n\n"
|
|
|
706 (if regexp-flag (gettext "regexp ") "")
|
|
|
707 from-string next-replacement)
|
|
|
708 (substitute-command-keys query-replace-help)))
|
|
|
709 done replaced def)
|
|
|
710 ;; Loop reading commands until one of them sets done,
|
|
|
711 ;; which means it has finished handling this occurrence.
|
|
|
712 (while (not done)
|
|
|
713 ;; Don't fill up the message log
|
|
|
714 ;; with a bunch of identical messages.
|
|
|
715 ;; XEmacs change
|
|
|
716 (display-message 'prompt
|
|
|
717 (format message from-string next-replacement))
|
|
|
718 (perform-replace-next-event event)
|
|
|
719 (setq def (lookup-key map (vector event)))
|
|
|
720 ;; Restore the match data while we process the command.
|
|
|
721 (store-match-data real-match-data)
|
|
|
722 (cond ((eq def 'help)
|
|
|
723 (with-output-to-temp-buffer (gettext "*Help*")
|
|
|
724 (princ (concat
|
|
|
725 (format "Query replacing %s%s with %s.\n\n"
|
|
|
726 (if regexp-flag "regexp " "")
|
|
|
727 from-string next-replacement)
|
|
|
728 (substitute-command-keys
|
|
|
729 query-replace-help)))
|
|
|
730 (save-excursion
|
|
|
731 (set-buffer standard-output)
|
|
|
732 (help-mode))))
|
|
|
733 ((eq def 'exit)
|
|
|
734 (setq keep-going nil)
|
|
|
735 (setq done t))
|
|
|
736 ((eq def 'backup)
|
|
|
737 (if stack
|
|
|
738 (let ((elt (car stack)))
|
|
|
739 (goto-char (car elt))
|
|
|
740 (setq replaced (eq t (cdr elt)))
|
|
|
741 (or replaced
|
|
|
742 (store-match-data (cdr elt)))
|
|
|
743 (setq stack (cdr stack)))
|
|
|
744 (message "No previous match")
|
|
|
745 (ding 'no-terminate)
|
|
|
746 (sit-for 1)))
|
|
|
747 ((eq def 'act)
|
|
|
748 (or replaced
|
|
|
749 (replace-match next-replacement nocasify literal))
|
|
|
750 (setq done t replaced t))
|
|
|
751 ((eq def 'act-and-exit)
|
|
|
752 (or replaced
|
|
|
753 (replace-match next-replacement nocasify literal))
|
|
|
754 (setq keep-going nil)
|
|
|
755 (setq done t replaced t))
|
|
|
756 ((eq def 'act-and-show)
|
|
|
757 (if (not replaced)
|
|
|
758 (progn
|
|
|
759 (replace-match next-replacement nocasify literal)
|
|
|
760 (store-match-data nil)
|
|
|
761 (setq replaced t))))
|
|
|
762 ((eq def 'automatic)
|
|
|
763 (or replaced
|
|
|
764 (replace-match next-replacement nocasify literal))
|
|
|
765 (setq done t query-flag nil replaced t))
|
|
|
766 ((eq def 'skip)
|
|
|
767 (setq done t))
|
|
|
768 ((eq def 'recenter)
|
|
|
769 (recenter nil))
|
|
|
770 ((eq def 'edit)
|
|
|
771 (store-match-data
|
|
|
772 (prog1 (match-data)
|
|
|
773 (save-excursion (recursive-edit))))
|
|
|
774 ;; Before we make the replacement,
|
|
|
775 ;; decide whether the search string
|
|
|
776 ;; can match again just after this match.
|
|
|
777 (if regexp-flag
|
|
|
778 (setq match-again (looking-at search-string))))
|
|
|
779 ((eq def 'delete-and-edit)
|
|
|
780 (delete-region (match-beginning 0) (match-end 0))
|
|
|
781 (store-match-data (prog1 (match-data)
|
|
|
782 (save-excursion (recursive-edit))))
|
|
|
783 (setq replaced t))
|
|
|
784 ;; Note: we do not need to treat `exit-prefix'
|
|
|
785 ;; specially here, since we reread
|
|
|
786 ;; any unrecognized character.
|
|
|
787 (t
|
|
|
788 (setq this-command 'mode-exited)
|
|
|
789 (setq keep-going nil)
|
|
|
790 (setq unread-command-events
|
|
|
791 (cons event unread-command-events))
|
|
|
792 (setq done t))))
|
|
|
793 ;; Record previous position for ^ when we move on.
|
|
|
794 ;; Change markers to numbers in the match data
|
|
|
795 ;; since lots of markers slow down editing.
|
|
|
796 (setq stack
|
|
|
797 (cons (cons (point)
|
|
|
798 (or replaced
|
|
282
|
799 (match-data t)))
|
|
209
|
800 stack))
|
|
|
801 (if replaced (setq replace-count (1+ replace-count)))))
|
|
|
802 (setq lastrepl (point)))
|
|
282
|
803 ;; Useless in XEmacs. We handle (de)highlighting through
|
|
|
804 ;; perform-replace-next-event.
|
|
|
805 ;(replace-dehighlight)
|
|
|
806 )
|
|
209
|
807 (or unread-command-events
|
|
|
808 (message "Replaced %d occurrence%s"
|
|
|
809 replace-count
|
|
|
810 (if (= replace-count 1) "" "s")))
|
|
|
811 (and keep-going stack)))
|
|
|
812
|
|
282
|
813 ;; FSFmacs code: someone should port it.
|
|
209
|
814
|
|
282
|
815 ;(defvar query-replace-highlight nil
|
|
|
816 ; "*Non-nil means to highlight words during query replacement.")
|
|
|
817
|
|
|
818 ;(defvar replace-overlay nil)
|
|
209
|
819
|
|
282
|
820 ;(defun replace-dehighlight ()
|
|
|
821 ; (and replace-overlay
|
|
|
822 ; (progn
|
|
|
823 ; (delete-overlay replace-overlay)
|
|
|
824 ; (setq replace-overlay nil))))
|
|
|
825
|
|
|
826 ;(defun replace-highlight (start end)
|
|
|
827 ; (and query-replace-highlight
|
|
|
828 ; (progn
|
|
|
829 ; (or replace-overlay
|
|
|
830 ; (progn
|
|
|
831 ; (setq replace-overlay (make-overlay start end))
|
|
|
832 ; (overlay-put replace-overlay 'face
|
|
|
833 ; (if (internal-find-face 'query-replace)
|
|
|
834 ; 'query-replace 'region))))
|
|
|
835 ; (move-overlay replace-overlay start end (current-buffer)))))
|
|
209
|
836
|
|
|
837 (defun match-string (num &optional string)
|
|
|
838 "Return string of text matched by last search.
|
|
|
839 NUM specifies which parenthesized expression in the last regexp.
|
|
|
840 Value is nil if NUMth pair didn't match, or there were less than NUM pairs.
|
|
|
841 Zero means the entire text matched by the whole regexp or whole string.
|
|
|
842 STRING should be given if the last search was by `string-match' on STRING."
|
|
|
843 (if (match-beginning num)
|
|
|
844 (if string
|
|
|
845 (substring string (match-beginning num) (match-end num))
|
|
|
846 (buffer-substring (match-beginning num) (match-end num)))))
|
|
|
847
|
|
|
848 (defmacro save-match-data (&rest body)
|
|
|
849 "Execute BODY forms, restoring the global value of the match data."
|
|
|
850 (let ((original (make-symbol "match-data")))
|
|
|
851 (list 'let (list (list original '(match-data)))
|
|
|
852 (list 'unwind-protect
|
|
|
853 (cons 'progn body)
|
|
|
854 (list 'store-match-data original)))))
|
|
|
855
|
|
|
856 ;;; replace.el ends here
|
