1 ;;; ibuf-ext.el --- extensions for ibuffer
3 ;; Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
4 ;; 2008 Free Software Foundation, Inc.
6 ;; Author: Colin Walters <walters@verbum.org>
7 ;; Maintainer: John Paul Wallington <jpw@gnu.org>
9 ;; Keywords: buffer, convenience
11 ;; This file is part of GNU Emacs.
13 ;; GNU Emacs is free software: you can redistribute it and/or modify
14 ;; it under the terms of the GNU General Public License as published by
15 ;; the Free Software Foundation, either version 3 of the License, or
16 ;; (at your option) any later version.
18 ;; GNU Emacs is distributed in the hope that it will be useful,
19 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
20 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 ;; GNU General Public License for more details.
23 ;; You should have received a copy of the GNU General Public License
24 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
28 ;; These functions should be automatically loaded when called, but you
29 ;; can explicity (require 'ibuf-ext) in your ~/.emacs to have them
41 (defun ibuffer-delete-alist (key alist)
42 "Delete all entries in ALIST that have a key equal to KEY."
44 (while (setq entry (assoc key alist))
45 (setq alist (delete entry alist)))
49 (defun ibuffer-remove-duplicates (list)
50 "Return a copy of LIST with duplicate elements removed."
54 (or (member (car tail) new)
55 (setq new (cons (car tail) new)))
56 (setq tail (cdr tail)))
59 (defun ibuffer-split-list (ibuffer-split-list-fn ibuffer-split-list-elts)
62 (dolist (ibuffer-split-list-elt ibuffer-split-list-elts)
63 (if (funcall ibuffer-split-list-fn ibuffer-split-list-elt)
64 (push ibuffer-split-list-elt hip-crowd)
65 (push ibuffer-split-list-elt lamers)))
66 ;; Too bad Emacs Lisp doesn't have multiple values.
67 (list (nreverse hip-crowd) (nreverse lamers))))
69 (defcustom ibuffer-never-show-predicates nil
70 "A list of predicates (a regexp or function) for buffers not to display.
71 If a regexp, then it will be matched against the buffer's name.
72 If a function, it will be called with the buffer as an argument, and
73 should return non-nil if this buffer should not be shown."
74 :type '(repeat (choice regexp function))
78 (defcustom ibuffer-always-show-predicates nil
79 "A list of predicates (a regexp or function) for buffers to always display.
80 If a regexp, then it will be matched against the buffer's name.
81 If a function, it will be called with the buffer as an argument, and
82 should return non-nil if this buffer should be shown.
83 Note that buffers matching one of these predicates will be shown
84 regardless of any active filters in this buffer."
85 :type '(repeat (choice regexp function))
88 (defvar ibuffer-tmp-hide-regexps nil
89 "A list of regexps which should match buffer names to not show.")
91 (defvar ibuffer-tmp-show-regexps nil
92 "A list of regexps which should match buffer names to always show.")
94 (defvar ibuffer-auto-mode nil
95 "If non-nil, Ibuffer auto-mode should be enabled for this buffer.
96 Do not set this variable directly! Use the function
97 `ibuffer-auto-mode' instead.")
99 (defvar ibuffer-auto-buffers-changed nil)
101 (defcustom ibuffer-saved-filters '(("gnus"
102 ((or (mode . message-mode)
104 (mode . gnus-group-mode)
105 (mode . gnus-summary-mode)
106 (mode . gnus-article-mode))))
108 ((or (mode . emacs-lisp-mode)
113 (mode . lisp-mode)))))
115 "An alist of filter qualifiers to switch between.
117 This variable should look like ((\"STRING\" QUALIFIERS)
118 (\"STRING\" QUALIFIERS) ...), where
119 QUALIFIERS is a list of the same form as
120 `ibuffer-filtering-qualifiers'.
121 See also the variables `ibuffer-filtering-qualifiers',
122 `ibuffer-filtering-alist', and the functions
123 `ibuffer-switch-to-saved-filters', `ibuffer-save-filters'."
127 (defvar ibuffer-filtering-qualifiers nil
128 "A list like (SYMBOL . QUALIFIER) which filters the current buffer list.
129 See also `ibuffer-filtering-alist'.")
131 ;; This is now frobbed by `define-ibuffer-filter'.
132 (defvar ibuffer-filtering-alist nil
133 "An alist of (SYMBOL DESCRIPTION FUNCTION) which describes a filter.
135 You most likely do not want to modify this variable directly; see
136 `define-ibuffer-filter'.
138 SYMBOL is the symbolic name of the filter. DESCRIPTION is used when
139 displaying information to the user. FUNCTION is given a buffer and
140 the value of the qualifier, and returns non-nil if and only if the
141 buffer should be displayed.")
143 (defcustom ibuffer-filter-format-alist nil
144 "An alist which has special formats used when a filter is active.
145 The contents of this variable should look like:
146 ((FILTER (FORMAT FORMAT ...)) (FILTER (FORMAT FORMAT ...)) ...)
148 For example, suppose that when you add a filter for buffers whose
149 major mode is `emacs-lisp-mode', you only want to see the mark and the
150 name of the buffer. You could accomplish that by adding:
151 (mode ((mark \" \" name)))
153 :type '(repeat (list :tag "Association" (symbol :tag "Filter")
154 (list :tag "Formats" (repeat (sexp :tag "Format")))))
157 (defvar ibuffer-cached-filter-formats nil)
158 (defvar ibuffer-compiled-filter-formats nil)
160 (defvar ibuffer-filter-groups nil
161 "A list like ((\"NAME\" ((SYMBOL . QUALIFIER) ...) ...) which groups buffers.
162 The SYMBOL should be one from `ibuffer-filtering-alist'.
163 The QUALIFIER should be the same as QUALIFIER in
164 `ibuffer-filtering-qualifiers'.")
166 (defcustom ibuffer-show-empty-filter-groups t
167 "If non-nil, then show the names of filter groups which are empty."
171 (defcustom ibuffer-saved-filter-groups nil
172 "An alist of filtering groups to switch between.
174 This variable should look like ((\"STRING\" QUALIFIERS)
175 (\"STRING\" QUALIFIERS) ...), where
176 QUALIFIERS is a list of the same form as
177 `ibuffer-filtering-qualifiers'.
179 See also the variables `ibuffer-filter-groups',
180 `ibuffer-filtering-qualifiers', `ibuffer-filtering-alist', and the
181 functions `ibuffer-switch-to-saved-filter-groups',
182 `ibuffer-save-filter-groups'."
186 (defvar ibuffer-hidden-filter-groups nil
187 "A list of filtering groups which are currently hidden.")
189 (defvar ibuffer-filter-group-kill-ring nil)
191 (defcustom ibuffer-old-time 72
192 "The number of hours before a buffer is considered \"old\"."
193 :type '(choice (const :tag "72 hours (3 days)" 72)
194 (const :tag "48 hours (2 days)" 48)
195 (const :tag "24 hours (1 day)" 24)
196 (integer :tag "hours"))
199 (defcustom ibuffer-save-with-custom t
200 "If non-nil, then use Custom to save interactively changed variables.
201 Currently, this only applies to `ibuffer-saved-filters' and
202 `ibuffer-saved-filter-groups'."
206 (defun ibuffer-ext-visible-p (buf all &optional ibuffer-buf)
208 (ibuffer-buf-matches-predicates buf ibuffer-tmp-show-regexps)
211 (ibuffer-buf-matches-predicates buf ibuffer-tmp-hide-regexps)
212 (ibuffer-buf-matches-predicates buf ibuffer-never-show-predicates)))
215 (ibuffer-buf-matches-predicates buf ibuffer-maybe-show-predicates)))
216 (or ibuffer-view-ibuffer
218 (not (eq ibuffer-buf buf))))
220 (ibuffer-included-in-filters-p buf ibuffer-filtering-qualifiers)
221 (ibuffer-buf-matches-predicates buf ibuffer-always-show-predicates)))))
223 (defun ibuffer-auto-update-changed ()
224 (when (frame-or-buffer-changed-p 'ibuffer-auto-buffers-changed)
225 (dolist (buf (buffer-list))
227 (with-current-buffer buf
228 (when (and ibuffer-auto-mode
229 (derived-mode-p 'ibuffer-mode))
230 (ibuffer-update nil t)))))))
233 (defun ibuffer-auto-mode (&optional arg)
234 "Toggle use of Ibuffer's auto-update facility.
235 With numeric ARG, enable auto-update if and only if ARG is positive."
237 (unless (derived-mode-p 'ibuffer-mode)
238 (error "This buffer is not in Ibuffer mode"))
239 (set (make-local-variable 'ibuffer-auto-mode)
242 (not ibuffer-auto-mode)))
243 (frame-or-buffer-changed-p 'ibuffer-auto-buffers-changed) ; Initialize state vector
244 (add-hook 'post-command-hook 'ibuffer-auto-update-changed))
247 (defun ibuffer-mouse-filter-by-mode (event)
248 "Enable or disable filtering by the major mode chosen via mouse."
250 (ibuffer-interactive-filter-by-mode event))
253 (defun ibuffer-interactive-filter-by-mode (event-or-point)
254 "Enable or disable filtering by the major mode at point."
256 (if (eventp event-or-point)
257 (posn-set-point (event-end event-or-point))
258 (goto-char event-or-point))
259 (let ((buf (ibuffer-current-buffer)))
260 (if (assq 'mode ibuffer-filtering-qualifiers)
261 (setq ibuffer-filtering-qualifiers
262 (ibuffer-delete-alist 'mode ibuffer-filtering-qualifiers))
263 (ibuffer-push-filter (cons 'mode
264 (with-current-buffer buf
266 (ibuffer-update nil t))
269 (defun ibuffer-mouse-toggle-filter-group (event)
270 "Toggle the display status of the filter group chosen with the mouse."
272 (ibuffer-toggle-filter-group-1 (save-excursion
273 (mouse-set-point event)
277 (defun ibuffer-toggle-filter-group ()
278 "Toggle the display status of the filter group on this line."
280 (ibuffer-toggle-filter-group-1 (point)))
282 (defun ibuffer-toggle-filter-group-1 (posn)
283 (let ((name (get-text-property posn 'ibuffer-filter-group-name)))
284 (unless (stringp name)
285 (error "No filtering group name present"))
286 (if (member name ibuffer-hidden-filter-groups)
287 (setq ibuffer-hidden-filter-groups
288 (delete name ibuffer-hidden-filter-groups))
289 (push name ibuffer-hidden-filter-groups))
290 (ibuffer-update nil t)))
293 (defun ibuffer-forward-filter-group (&optional count)
294 "Move point forwards by COUNT filtering groups."
299 (when (get-text-property (point) 'ibuffer-filter-group-name)
300 (goto-char (next-single-property-change
301 (point) 'ibuffer-filter-group-name
303 (goto-char (next-single-property-change
304 (point) 'ibuffer-filter-group-name
306 (ibuffer-forward-filter-group (1- count)))
307 (ibuffer-forward-line 0))
310 (defun ibuffer-backward-filter-group (&optional count)
311 "Move point backwards by COUNT filtering groups."
316 (when (get-text-property (point) 'ibuffer-filter-group-name)
317 (goto-char (previous-single-property-change
318 (point) 'ibuffer-filter-group-name
320 (goto-char (previous-single-property-change
321 (point) 'ibuffer-filter-group-name
323 (ibuffer-backward-filter-group (1- count)))
324 (when (= (point) (point-min))
325 (goto-char (point-max))
326 (ibuffer-backward-filter-group 1))
327 (ibuffer-forward-line 0))
329 ;;;###autoload (autoload 'ibuffer-do-shell-command-pipe "ibuf-ext")
330 (define-ibuffer-op shell-command-pipe (command)
331 "Pipe the contents of each marked buffer to shell command COMMAND."
332 (:interactive "sPipe to shell command: "
333 :opstring "Shell command executed on"
335 (shell-command-on-region
336 (point-min) (point-max) command
337 (get-buffer-create "* ibuffer-shell-output*")))
339 ;;;###autoload (autoload 'ibuffer-do-shell-command-pipe-replace "ibuf-ext")
340 (define-ibuffer-op shell-command-pipe-replace (command)
341 "Replace the contents of marked buffers with output of pipe to COMMAND."
342 (:interactive "sPipe to shell command (replace): "
343 :opstring "Buffer contents replaced in"
344 :active-opstring "replace buffer contents in"
347 (with-current-buffer buf
348 (shell-command-on-region (point-min) (point-max)
351 ;;;###autoload (autoload 'ibuffer-do-shell-command-file "ibuf-ext")
352 (define-ibuffer-op shell-command-file (command)
353 "Run shell command COMMAND separately on files of marked buffers."
354 (:interactive "sShell command on buffer's file: "
355 :opstring "Shell command executed on"
357 (shell-command (concat command " "
358 (shell-quote-argument
362 (substring (buffer-name) 0 (min 10 (length (buffer-name))))))))))
364 ;;;###autoload (autoload 'ibuffer-do-eval "ibuf-ext")
365 (define-ibuffer-op eval (form)
366 "Evaluate FORM in each of the buffers.
367 Does not display the buffer during evaluation. See
368 `ibuffer-do-view-and-eval' for that."
371 (read-from-minibuffer
372 "Eval in buffers (form): "
373 nil read-expression-map t 'read-expression-history))
374 :opstring "evaluated in"
378 ;;;###autoload (autoload 'ibuffer-do-view-and-eval "ibuf-ext")
379 (define-ibuffer-op view-and-eval (form)
380 "Evaluate FORM while displaying each of the marked buffers.
381 To evaluate a form without viewing the buffer, see `ibuffer-do-eval'."
384 (read-from-minibuffer
385 "Eval viewing in buffers (form): "
386 nil read-expression-map t 'read-expression-history))
387 :opstring "evaluated in"
390 (let ((ibuffer-buf (current-buffer)))
393 (switch-to-buffer buf)
395 (switch-to-buffer ibuffer-buf))))
397 ;;;###autoload (autoload 'ibuffer-do-rename-uniquely "ibuf-ext")
398 (define-ibuffer-op rename-uniquely ()
399 "Rename marked buffers as with `rename-uniquely'."
404 ;;;###autoload (autoload 'ibuffer-do-revert "ibuf-ext")
405 (define-ibuffer-op revert ()
406 "Revert marked buffers as with `revert-buffer'."
409 :active-opstring "revert"
413 ;;;###autoload (autoload 'ibuffer-do-replace-regexp "ibuf-ext")
414 (define-ibuffer-op replace-regexp (from-str to-str)
415 "Perform a `replace-regexp' in marked buffers."
417 (let* ((from-str (read-from-minibuffer "Replace regexp: "))
418 (to-str (read-from-minibuffer (concat "Replace " from-str
420 (list from-str to-str))
421 :opstring "replaced in"
424 (save-window-excursion
425 (switch-to-buffer buf)
427 (goto-char (point-min))
428 (let ((case-fold-search ibuffer-case-fold-search))
429 (while (re-search-forward from-str nil t)
430 (replace-match to-str))))
433 ;;;###autoload (autoload 'ibuffer-do-query-replace "ibuf-ext")
434 (define-ibuffer-op query-replace (&rest args)
435 "Perform a `query-replace' in marked buffers."
437 (query-replace-read-args "Query replace" t t)
438 :opstring "replaced in"
441 (save-window-excursion
442 (switch-to-buffer buf)
444 (let ((case-fold-search ibuffer-case-fold-search))
445 (goto-char (point-min))
446 (apply #'query-replace args)))
449 ;;;###autoload (autoload 'ibuffer-do-query-replace-regexp "ibuf-ext")
450 (define-ibuffer-op query-replace-regexp (&rest args)
451 "Perform a `query-replace-regexp' in marked buffers."
453 (query-replace-read-args "Query replace regexp" t t)
454 :opstring "replaced in"
457 (save-window-excursion
458 (switch-to-buffer buf)
460 (let ((case-fold-search ibuffer-case-fold-search))
461 (goto-char (point-min))
462 (apply #'query-replace-regexp args)))
465 ;;;###autoload (autoload 'ibuffer-do-print "ibuf-ext")
466 (define-ibuffer-op print ()
467 "Print marked buffers as with `print-buffer'."
473 (defun ibuffer-included-in-filters-p (buf filters)
475 (memq nil ;; a filter will return nil if it failed
477 ;; filter should be like (TYPE . QUALIFIER), or
478 ;; (or (TYPE . QUALIFIER) (TYPE . QUALIFIER) ...)
480 (ibuffer-included-in-filter-p buf qual))
483 (defun ibuffer-included-in-filter-p (buf filter)
484 (if (eq (car filter) 'not)
485 (not (ibuffer-included-in-filter-p-1 buf (cdr filter)))
486 (ibuffer-included-in-filter-p-1 buf filter)))
488 (defun ibuffer-included-in-filter-p-1 (buf filter)
493 (memq t (mapcar #'(lambda (x)
494 (ibuffer-included-in-filter-p buf x))
499 ibuffer-saved-filters)))
501 (ibuffer-filter-disable)
502 (error "Unknown saved filter %s" (cdr filter)))
503 (ibuffer-included-in-filters-p buf (cadr data))))
505 (let ((filterdat (assq (car filter)
506 ibuffer-filtering-alist)))
507 ;; filterdat should be like (TYPE DESCRIPTION FUNC)
508 ;; just a sanity check
510 (ibuffer-filter-disable)
511 (error "Undefined filter %s" (car filter)))
514 (funcall (caddr filterdat)
516 (cdr filter))))))))))
518 (defun ibuffer-generate-filter-groups (bmarklist &optional noempty nodefault)
519 (let ((filter-group-alist (if nodefault
520 ibuffer-filter-groups
521 (append ibuffer-filter-groups
522 (list (cons "Default" nil))))))
523 ;; (dolist (hidden ibuffer-hidden-filter-groups)
524 ;; (setq filter-group-alist (ibuffer-delete-alist
525 ;; hidden filter-group-alist)))
526 (let ((vec (make-vector (length filter-group-alist) nil))
528 (dolist (filtergroup filter-group-alist)
529 (let ((filterset (cdr filtergroup)))
530 (multiple-value-bind (hip-crowd lamers)
531 (ibuffer-split-list (lambda (bufmark)
532 (ibuffer-included-in-filters-p (car bufmark)
535 (aset vec i hip-crowd)
537 (setq bmarklist lamers))))
540 (let ((bufs (aref vec j)))
541 (unless (and noempty (null bufs))
542 (push (cons (car (nth j filter-group-alist))
547 (defun ibuffer-filters-to-filter-group (name)
548 "Make the current filters into a filtering group."
549 (interactive "sName for filtering group: ")
550 (when (null ibuffer-filtering-qualifiers)
551 (error "No filters in effect"))
552 (push (cons name ibuffer-filtering-qualifiers) ibuffer-filter-groups)
553 (ibuffer-filter-disable))
556 (defun ibuffer-set-filter-groups-by-mode ()
557 "Set the current filter groups to filter by mode."
559 (setq ibuffer-filter-groups
560 (mapcar (lambda (mode)
561 (cons (format "%s" mode) `((mode . ,mode))))
563 (ibuffer-remove-duplicates
564 (mapcar (lambda (buf)
565 (with-current-buffer buf major-mode))
567 (if ibuffer-view-ibuffer
569 (delq 'ibuffer-mode modes)))))
570 (ibuffer-update nil t))
573 (defun ibuffer-pop-filter-group ()
574 "Remove the first filter group."
576 (when (null ibuffer-filter-groups)
577 (error "No filter groups active"))
578 (setq ibuffer-hidden-filter-groups
579 (delete (pop ibuffer-filter-groups)
580 ibuffer-hidden-filter-groups))
581 (ibuffer-update nil t))
583 (defun ibuffer-read-filter-group-name (msg &optional nodefault noerror)
584 (when (and (not noerror) (null ibuffer-filter-groups))
585 (error "No filter groups active"))
586 ;; `ibuffer-generate-filter-groups' returns all non-hidden filter
587 ;; groups, possibly excluding empty groups or Default.
588 ;; We add `ibuffer-hidden-filter-groups' to the list, excluding
589 ;; Default if necessary.
590 (completing-read msg (nconc
591 (ibuffer-generate-filter-groups
592 (ibuffer-current-state-list)
593 (not ibuffer-show-empty-filter-groups)
596 (remove "Default" ibuffer-hidden-filter-groups)
597 ibuffer-hidden-filter-groups))
601 (defun ibuffer-decompose-filter-group (group)
602 "Decompose the filter group GROUP into active filters."
604 (list (ibuffer-read-filter-group-name "Decompose filter group: " t)))
605 (let ((data (cdr (assoc group ibuffer-filter-groups))))
606 (setq ibuffer-filter-groups (ibuffer-delete-alist
607 group ibuffer-filter-groups)
608 ibuffer-filtering-qualifiers data))
609 (ibuffer-update nil t))
612 (defun ibuffer-clear-filter-groups ()
613 "Remove all filter groups."
615 (setq ibuffer-filter-groups nil
616 ibuffer-hidden-filter-groups nil)
617 (ibuffer-update nil t))
619 (defun ibuffer-current-filter-groups-with-position ()
621 (goto-char (point-min))
624 (while (and (not (eobp))
625 (setq pos (next-single-property-change
626 (point) 'ibuffer-filter-group-name)))
628 (push (cons (get-text-property (point) 'ibuffer-filter-group-name)
631 (goto-char (next-single-property-change
632 pos 'ibuffer-filter-group-name)))
636 (defun ibuffer-jump-to-filter-group (name)
637 "Move point to the filter group whose name is NAME."
639 (list (ibuffer-read-filter-group-name "Jump to filter group: ")))
640 (ibuffer-aif (assoc name (ibuffer-current-filter-groups-with-position))
642 (error "No filter group with name %s" name)))
645 (defun ibuffer-kill-filter-group (name)
646 "Kill the filter group named NAME.
647 The group will be added to `ibuffer-filter-group-kill-ring'."
648 (interactive (list (ibuffer-read-filter-group-name "Kill filter group: " t)))
649 (when (equal name "Default")
650 (error "Can't kill default filter group"))
651 (ibuffer-aif (assoc name ibuffer-filter-groups)
653 (push (copy-tree it) ibuffer-filter-group-kill-ring)
654 (setq ibuffer-filter-groups (ibuffer-delete-alist
655 name ibuffer-filter-groups))
656 (setq ibuffer-hidden-filter-groups
657 (delete name ibuffer-hidden-filter-groups)))
658 (error "No filter group with name \"%s\"" name))
659 (ibuffer-update nil t))
662 (defun ibuffer-kill-line (&optional arg interactive-p)
663 "Kill the filter group at point.
664 See also `ibuffer-kill-filter-group'."
666 (ibuffer-aif (save-excursion
667 (ibuffer-forward-line 0)
668 (get-text-property (point) 'ibuffer-filter-group-name))
670 (ibuffer-kill-filter-group it))
671 (funcall (if interactive-p #'call-interactively #'funcall)
674 (defun ibuffer-insert-filter-group-before (newgroup group)
676 (pos (let ((groups (mapcar #'car ibuffer-filter-groups))
679 (if (equal (car groups) group)
683 (setq groups (cdr groups))))
686 (setq ibuffer-filter-groups
687 (nconc ibuffer-filter-groups (list newgroup))))
689 (push newgroup ibuffer-filter-groups))
691 (let ((cell (nthcdr pos ibuffer-filter-groups)))
692 (setf (cdr cell) (cons (car cell) (cdr cell)))
693 (setf (car cell) newgroup))))))
696 (defun ibuffer-yank ()
697 "Yank the last killed filter group before group at point."
699 (ibuffer-yank-filter-group
700 (or (get-text-property (point) 'ibuffer-filter-group-name)
701 (get-text-property (point) 'ibuffer-filter-group)
702 (error "No filter group at point"))))
705 (defun ibuffer-yank-filter-group (name)
706 "Yank the last killed filter group before group named NAME."
707 (interactive (list (ibuffer-read-filter-group-name
708 "Yank filter group before group: ")))
709 (unless ibuffer-filter-group-kill-ring
710 (error "The Ibuffer filter group kill-ring is empty"))
712 (ibuffer-forward-line 0)
713 (ibuffer-insert-filter-group-before (pop ibuffer-filter-group-kill-ring)
715 (ibuffer-update nil t))
718 (defun ibuffer-save-filter-groups (name groups)
719 "Save all active filter groups GROUPS as NAME.
720 They are added to `ibuffer-saved-filter-groups'. Interactively,
721 prompt for NAME, and use the current filters."
723 (if (null ibuffer-filter-groups)
724 (error "No filter groups active")
726 (read-from-minibuffer "Save current filter groups as: ")
727 ibuffer-filter-groups)))
728 (ibuffer-aif (assoc name ibuffer-saved-filter-groups)
730 (push (cons name groups) ibuffer-saved-filter-groups))
731 (ibuffer-maybe-save-stuff))
734 (defun ibuffer-delete-saved-filter-groups (name)
735 "Delete saved filter groups with NAME.
736 They are removed from `ibuffer-saved-filter-groups'."
739 (if (null ibuffer-saved-filter-groups)
740 (error "No saved filter groups")
741 (completing-read "Delete saved filter group: "
742 ibuffer-saved-filter-groups nil t))))
743 (setq ibuffer-saved-filter-groups
744 (ibuffer-delete-alist name ibuffer-saved-filter-groups))
745 (ibuffer-maybe-save-stuff)
746 (ibuffer-update nil t))
749 (defun ibuffer-switch-to-saved-filter-groups (name)
750 "Set this buffer's filter groups to saved version with NAME.
751 The value from `ibuffer-saved-filter-groups' is used."
754 (if (null ibuffer-saved-filter-groups)
755 (error "No saved filters")
756 (completing-read "Switch to saved filter group: "
757 ibuffer-saved-filter-groups nil t))))
758 (setq ibuffer-filter-groups (cdr (assoc name ibuffer-saved-filter-groups))
759 ibuffer-hidden-filter-groups nil)
760 (ibuffer-update nil t))
763 (defun ibuffer-filter-disable ()
764 "Disable all filters currently in effect in this buffer."
766 (setq ibuffer-filtering-qualifiers nil)
767 (let ((buf (ibuffer-current-buffer)))
768 (ibuffer-update nil t)
770 (ibuffer-jump-to-buffer (buffer-name buf)))))
773 (defun ibuffer-pop-filter ()
774 "Remove the top filter in this buffer."
776 (when (null ibuffer-filtering-qualifiers)
777 (error "No filters in effect"))
778 (pop ibuffer-filtering-qualifiers)
779 (let ((buf (ibuffer-current-buffer)))
780 (ibuffer-update nil t)
782 (ibuffer-jump-to-buffer (buffer-name buf)))))
784 (defun ibuffer-push-filter (qualifier)
785 "Add QUALIFIER to `ibuffer-filtering-qualifiers'."
786 (push qualifier ibuffer-filtering-qualifiers))
789 (defun ibuffer-decompose-filter ()
790 "Separate the top compound filter (OR, NOT, or SAVED) in this buffer.
792 This means that the topmost filter on the filtering stack, which must
793 be a complex filter like (OR [name: foo] [mode: bar-mode]), will be
794 turned into two separate filters [name: foo] and [mode: bar-mode]."
796 (when (null ibuffer-filtering-qualifiers)
797 (error "No filters in effect"))
798 (let ((lim (pop ibuffer-filtering-qualifiers)))
801 (setq ibuffer-filtering-qualifiers (append
803 ibuffer-filtering-qualifiers)))
807 ibuffer-saved-filters)))
809 (ibuffer-filter-disable)
810 (error "Unknown saved filter %s" (cdr lim)))
811 (setq ibuffer-filtering-qualifiers (append
813 ibuffer-filtering-qualifiers))))
816 ibuffer-filtering-qualifiers))
818 (error "Filter type %s is not compound" (car lim)))))
819 (ibuffer-update nil t))
822 (defun ibuffer-exchange-filters ()
823 "Exchange the top two filters on the stack in this buffer."
825 (when (< (length ibuffer-filtering-qualifiers)
827 (error "Need two filters to exchange"))
828 (let ((first (pop ibuffer-filtering-qualifiers))
829 (second (pop ibuffer-filtering-qualifiers)))
830 (push first ibuffer-filtering-qualifiers)
831 (push second ibuffer-filtering-qualifiers))
832 (ibuffer-update nil t))
835 (defun ibuffer-negate-filter ()
836 "Negate the sense of the top filter in the current buffer."
838 (when (null ibuffer-filtering-qualifiers)
839 (error "No filters in effect"))
840 (let ((lim (pop ibuffer-filtering-qualifiers)))
841 (push (if (eq (car lim) 'not)
844 ibuffer-filtering-qualifiers))
845 (ibuffer-update nil t))
848 (defun ibuffer-or-filter (&optional reverse)
849 "Replace the top two filters in this buffer with their logical OR.
850 If optional argument REVERSE is non-nil, instead break the top OR
855 (when (or (null ibuffer-filtering-qualifiers)
856 (not (eq 'or (caar ibuffer-filtering-qualifiers))))
857 (error "Top filter is not an OR"))
858 (let ((lim (pop ibuffer-filtering-qualifiers)))
859 (setq ibuffer-filtering-qualifiers
860 (nconc (cdr lim) ibuffer-filtering-qualifiers))))
861 (when (< (length ibuffer-filtering-qualifiers) 2)
862 (error "Need two filters to OR"))
863 ;; If the second filter is an OR, just add to it.
864 (let ((first (pop ibuffer-filtering-qualifiers))
865 (second (pop ibuffer-filtering-qualifiers)))
866 (if (eq 'or (car second))
867 (push (nconc (list 'or first) (cdr second))
868 ibuffer-filtering-qualifiers)
869 (push (list 'or first second)
870 ibuffer-filtering-qualifiers))))
871 (ibuffer-update nil t))
873 (defun ibuffer-maybe-save-stuff ()
874 (when ibuffer-save-with-custom
875 (if (fboundp 'customize-save-variable)
877 (customize-save-variable 'ibuffer-saved-filters
878 ibuffer-saved-filters)
879 (customize-save-variable 'ibuffer-saved-filter-groups
880 ibuffer-saved-filter-groups))
881 (message "Not saved permanently: Customize not available"))))
884 (defun ibuffer-save-filters (name filters)
885 "Save FILTERS in this buffer with name NAME in `ibuffer-saved-filters'.
886 Interactively, prompt for NAME, and use the current filters."
888 (if (null ibuffer-filtering-qualifiers)
889 (error "No filters currently in effect")
891 (read-from-minibuffer "Save current filters as: ")
892 ibuffer-filtering-qualifiers)))
893 (ibuffer-aif (assoc name ibuffer-saved-filters)
895 (push (list name filters) ibuffer-saved-filters))
896 (ibuffer-maybe-save-stuff))
899 (defun ibuffer-delete-saved-filters (name)
900 "Delete saved filters with NAME from `ibuffer-saved-filters'."
903 (if (null ibuffer-saved-filters)
904 (error "No saved filters")
905 (completing-read "Delete saved filters: "
906 ibuffer-saved-filters nil t))))
907 (setq ibuffer-saved-filters
908 (ibuffer-delete-alist name ibuffer-saved-filters))
909 (ibuffer-maybe-save-stuff)
910 (ibuffer-update nil t))
913 (defun ibuffer-add-saved-filters (name)
914 "Add saved filters from `ibuffer-saved-filters' to this buffer's filters."
917 (if (null ibuffer-saved-filters)
918 (error "No saved filters")
919 (completing-read "Add saved filters: "
920 ibuffer-saved-filters nil t))))
921 (push (cons 'saved name) ibuffer-filtering-qualifiers)
922 (ibuffer-update nil t))
925 (defun ibuffer-switch-to-saved-filters (name)
926 "Set this buffer's filters to filters with NAME from `ibuffer-saved-filters'."
929 (if (null ibuffer-saved-filters)
930 (error "No saved filters")
931 (completing-read "Switch to saved filters: "
932 ibuffer-saved-filters nil t))))
933 (setq ibuffer-filtering-qualifiers (list (cons 'saved name)))
934 (ibuffer-update nil t))
936 (defun ibuffer-format-filter-group-data (filter)
937 (if (equal filter "Default")
939 (concat "Filter:" (mapconcat #'ibuffer-format-qualifier
940 (cdr (assq filter ibuffer-filter-groups))
943 (defun ibuffer-format-qualifier (qualifier)
944 (if (eq (car-safe qualifier) 'not)
945 (concat " [NOT" (ibuffer-format-qualifier-1 (cdr qualifier)) "]")
946 (ibuffer-format-qualifier-1 qualifier)))
948 (defun ibuffer-format-qualifier-1 (qualifier)
949 (case (car qualifier)
951 (concat " [filter: " (cdr qualifier) "]"))
953 (concat " [OR" (mapconcat #'ibuffer-format-qualifier
954 (cdr qualifier) "") "]"))
956 (let ((type (assq (car qualifier) ibuffer-filtering-alist)))
958 (error "Ibuffer: bad qualifier %s" qualifier))
959 (concat " [" (cadr type) ": " (format "%s]" (cdr qualifier)))))))
962 (defun ibuffer-list-buffer-modes ()
963 "Create an alist of buffer modes currently in use.
964 The list returned will be of the form (\"MODE-NAME\" . MODE-SYMBOL)."
965 (let ((bufs (buffer-list))
976 `(,(symbol-name this-mode) .
981 ;;; Extra operation definitions
983 ;;;###autoload (autoload 'ibuffer-filter-by-mode "ibuf-ext")
984 (define-ibuffer-filter mode
985 "Toggle current view to buffers with major mode QUALIFIER."
986 (:description "major mode"
989 (completing-read "Filter by major mode: " obarray
991 (string-match "-mode$"
994 (let ((buf (ibuffer-current-buffer)))
995 (if (and buf (buffer-live-p buf))
996 (with-current-buffer buf
997 (symbol-name major-mode))
999 (eq qualifier (with-current-buffer buf major-mode)))
1001 ;;;###autoload (autoload 'ibuffer-filter-by-used-mode "ibuf-ext")
1002 (define-ibuffer-filter used-mode
1003 "Toggle current view to buffers with major mode QUALIFIER.
1004 Called interactively, this function allows selection of modes
1005 currently used by buffers."
1006 (:description "major mode in use"
1009 (completing-read "Filter by major mode: "
1010 (ibuffer-list-buffer-modes)
1013 (let ((buf (ibuffer-current-buffer)))
1014 (if (and buf (buffer-live-p buf))
1015 (with-current-buffer buf
1016 (symbol-name major-mode))
1018 (eq qualifier (with-current-buffer buf major-mode)))
1020 ;;;###autoload (autoload 'ibuffer-filter-by-name "ibuf-ext")
1021 (define-ibuffer-filter name
1022 "Toggle current view to buffers with name matching QUALIFIER."
1023 (:description "buffer name"
1024 :reader (read-from-minibuffer "Filter by name (regexp): "))
1025 (string-match qualifier (buffer-name buf)))
1027 ;;;###autoload (autoload 'ibuffer-filter-by-filename "ibuf-ext")
1028 (define-ibuffer-filter filename
1029 "Toggle current view to buffers with filename matching QUALIFIER."
1030 (:description "filename"
1031 :reader (read-from-minibuffer "Filter by filename (regexp): "))
1032 (ibuffer-awhen (with-current-buffer buf
1033 (or buffer-file-name
1034 (and (boundp 'dired-directory)
1036 (if (stringp dired-directory)
1038 (car dired-directory))))
1040 (expand-file-name dired-dir))))
1041 (and (eq major-mode 'vc-dir-mode)
1042 (bound-and-true-p default-directory))))
1043 (string-match qualifier it)))
1045 ;;;###autoload (autoload 'ibuffer-filter-by-size-gt "ibuf-ext")
1046 (define-ibuffer-filter size-gt
1047 "Toggle current view to buffers with size greater than QUALIFIER."
1048 (:description "size greater than"
1050 (string-to-number (read-from-minibuffer "Filter by size greater than: ")))
1051 (> (with-current-buffer buf (buffer-size))
1054 ;;;###autoload (autoload 'ibuffer-filter-by-size-lt "ibuf-ext")
1055 (define-ibuffer-filter size-lt
1056 "Toggle current view to buffers with size less than QUALIFIER."
1057 (:description "size less than"
1059 (string-to-number (read-from-minibuffer "Filter by size less than: ")))
1060 (< (with-current-buffer buf (buffer-size))
1063 ;;;###autoload (autoload 'ibuffer-filter-by-content "ibuf-ext")
1064 (define-ibuffer-filter content
1065 "Toggle current view to buffers whose contents match QUALIFIER."
1066 (:description "content"
1067 :reader (read-from-minibuffer "Filter by content (regexp): "))
1068 (with-current-buffer buf
1070 (goto-char (point-min))
1071 (re-search-forward qualifier nil t))))
1073 ;;;###autoload (autoload 'ibuffer-filter-by-predicate "ibuf-ext")
1074 (define-ibuffer-filter predicate
1075 "Toggle current view to buffers for which QUALIFIER returns non-nil."
1076 (:description "predicate"
1077 :reader (read-minibuffer "Filter by predicate (form): "))
1078 (with-current-buffer buf
1084 (defun ibuffer-toggle-sorting-mode ()
1085 "Toggle the current sorting mode.
1086 Default sorting modes are:
1087 Recency - the last time the buffer was viewed
1088 Name - the name of the buffer
1089 Major Mode - the name of the major mode of the buffer
1090 Size - the size of the buffer"
1092 (let ((modes (mapcar 'car ibuffer-sorting-functions-alist)))
1093 (add-to-list 'modes 'recency)
1094 (setq modes (sort modes 'string-lessp))
1095 (let ((next (or (car-safe (cdr-safe (memq ibuffer-sorting-mode modes)))
1097 (setq ibuffer-sorting-mode next)
1098 (message "Sorting by %s" next)))
1099 (ibuffer-redisplay t))
1102 (defun ibuffer-invert-sorting ()
1103 "Toggle whether or not sorting is in reverse order."
1105 (setq ibuffer-sorting-reversep (not ibuffer-sorting-reversep))
1106 (message "Sorting order %s"
1107 (if ibuffer-sorting-reversep
1110 (ibuffer-redisplay t))
1112 ;;;###autoload (autoload 'ibuffer-do-sort-by-major-mode "ibuf-ext")
1113 (define-ibuffer-sorter major-mode
1114 "Sort the buffers by major modes.
1115 Ordering is lexicographic."
1116 (:description "major mode")
1117 (string-lessp (downcase
1118 (symbol-name (with-current-buffer
1122 (symbol-name (with-current-buffer
1126 ;;;###autoload (autoload 'ibuffer-do-sort-by-mode-name "ibuf-ext")
1127 (define-ibuffer-sorter mode-name
1128 "Sort the buffers by their mode name.
1129 Ordering is lexicographic."
1130 (:description "major mode name")
1131 (string-lessp (downcase
1132 (with-current-buffer
1134 (format-mode-line mode-name)))
1136 (with-current-buffer
1138 (format-mode-line mode-name)))))
1140 ;;;###autoload (autoload 'ibuffer-do-sort-by-alphabetic "ibuf-ext")
1141 (define-ibuffer-sorter alphabetic
1142 "Sort the buffers by their names.
1143 Ordering is lexicographic."
1144 (:description "buffer name")
1146 (buffer-name (car a))
1147 (buffer-name (car b))))
1149 ;;;###autoload (autoload 'ibuffer-do-sort-by-size "ibuf-ext")
1150 (define-ibuffer-sorter size
1151 "Sort the buffers by their size."
1152 (:description "size")
1153 (< (with-current-buffer (car a)
1155 (with-current-buffer (car b)
1158 ;;;###autoload (autoload 'ibuffer-do-sort-by-filename/process "ibuf-ext")
1159 (define-ibuffer-sorter filename/process
1160 "Sort the buffers by their file name/process name."
1161 (:description "file name")
1163 ;; FIXME: For now just compare the file name and the process name
1164 ;; (if it exists). Is there a better way to do this?
1165 (or (buffer-file-name (car a))
1166 (let ((pr-a (get-buffer-process (car a))))
1167 (and (processp pr-a) (process-name pr-a))))
1168 (or (buffer-file-name (car b))
1169 (let ((pr-b (get-buffer-process (car b))))
1170 (and (processp pr-b) (process-name pr-b))))))
1172 ;;; Functions to emulate bs.el
1175 (defun ibuffer-bs-show ()
1176 "Emulate `bs-show' from the bs.el package."
1178 (ibuffer t "*Ibuffer-bs*" '((filename . ".*")) nil t)
1179 (define-key (current-local-map) "a" 'ibuffer-bs-toggle-all))
1181 (defun ibuffer-bs-toggle-all ()
1182 "Emulate `bs-toggle-show-all' from the bs.el package."
1184 (if ibuffer-filtering-qualifiers
1185 (ibuffer-pop-filter)
1186 (progn (ibuffer-push-filter '(filename . ".*"))
1187 (ibuffer-update nil t))))
1192 (defun ibuffer-add-to-tmp-hide (regexp)
1193 "Add REGEXP to `ibuffer-tmp-hide-regexps'.
1194 This means that buffers whose name matches REGEXP will not be shown
1195 for this Ibuffer session."
1198 (read-from-minibuffer "Never show buffers matching: "
1199 (regexp-quote (buffer-name (ibuffer-current-buffer t))))))
1200 (push regexp ibuffer-tmp-hide-regexps))
1203 (defun ibuffer-add-to-tmp-show (regexp)
1204 "Add REGEXP to `ibuffer-tmp-show-regexps'.
1205 This means that buffers whose name matches REGEXP will always be shown
1206 for this Ibuffer session."
1209 (read-from-minibuffer "Always show buffers matching: "
1210 (regexp-quote (buffer-name (ibuffer-current-buffer t))))))
1211 (push regexp ibuffer-tmp-show-regexps))
1214 (defun ibuffer-forward-next-marked (&optional count mark direction)
1215 "Move forward by COUNT marked buffers (default 1).
1217 If MARK is non-nil, it should be a character denoting the type of mark
1218 to move by. The default is `ibuffer-marked-char'.
1220 If DIRECTION is non-nil, it should be an integer; negative integers
1221 mean move backwards, non-negative integers mean move forwards."
1226 (setq mark ibuffer-marked-char))
1230 (ibuffer-forward-line 0)
1231 (let ((opos (point))
1233 (ibuffer-forward-line direction)
1234 (while (not (or (= (point) opos)
1235 (eq (setq curmark (ibuffer-current-mark))
1237 (ibuffer-forward-line direction))
1238 (when (and (= (point) opos)
1239 (not (eq (ibuffer-current-mark) mark)))
1240 (error "No buffers with mark %c" mark))))
1243 (defun ibuffer-backwards-next-marked (&optional count mark)
1244 "Move backwards by COUNT marked buffers (default 1).
1246 If MARK is non-nil, it should be a character denoting the type of mark
1247 to move by. The default is `ibuffer-marked-char'."
1249 (ibuffer-forward-next-marked count mark -1))
1252 (defun ibuffer-do-kill-lines ()
1253 "Hide all of the currently marked lines."
1255 (if (= (ibuffer-count-marked-lines) 0)
1256 (message "No buffers marked; use 'm' to mark a buffer")
1258 (ibuffer-map-marked-lines
1259 #'(lambda (buf mark)
1261 (message "Killed %s lines" count))))
1264 (defun ibuffer-jump-to-buffer (name)
1265 "Move point to the buffer whose name is NAME.
1267 If called interactively, prompt for a buffer name and go to the
1268 corresponding line in the Ibuffer buffer. If said buffer is in a
1269 hidden group filter, open it.
1271 If `ibuffer-jump-offer-only-visible-buffers' is non-nil, only offer
1272 visible buffers in the completion list. Calling the command with
1273 a prefix argument reverses the meaning of that variable."
1275 (let ((only-visible ibuffer-jump-offer-only-visible-buffers))
1276 (when current-prefix-arg
1277 (setq only-visible (not only-visible)))
1279 (let ((table (mapcar #'(lambda (x)
1280 (buffer-name (car x)))
1281 (ibuffer-current-state-list))))
1283 (error "No buffers!"))
1284 (completing-read "Jump to buffer: "
1286 (read-buffer "Jump to buffer: " nil t)))))
1287 (when (not (string= "" name))
1289 ;; Blindly search for our buffer: it is very likely that it is
1290 ;; not in a hidden filter group.
1291 (ibuffer-map-lines #'(lambda (buf marks)
1292 (when (string= (buffer-name buf) name)
1293 (setq buf-point (point))
1298 (not (null ibuffer-hidden-filter-groups)))
1299 ;; We did not find our buffer. It must be in a hidden filter
1300 ;; group, so go through all hidden filter groups to find it.
1302 (dolist (group ibuffer-hidden-filter-groups)
1303 (ibuffer-jump-to-filter-group group)
1304 (ibuffer-toggle-filter-group)
1305 (ibuffer-map-lines #'(lambda (buf marks)
1306 (when (string= (buffer-name buf) name)
1307 (setq buf-point (point))
1312 (ibuffer-toggle-filter-group)))))
1313 (if (null buf-point)
1314 ;; Still not found even though we expanded all hidden filter
1315 ;; groups: that must be because it's hidden by predicate:
1316 ;; we won't bother trying to display it.
1317 (error "No buffer with name %s" name)
1318 (goto-char buf-point)))))
1321 (defun ibuffer-diff-with-file ()
1322 "View the differences between this buffer and its associated file.
1323 This requires the external program \"diff\" to be in your `exec-path'."
1325 (let ((buf (ibuffer-current-buffer)))
1326 (unless (buffer-live-p buf)
1327 (error "Buffer %s has been killed" buf))
1328 (diff-buffer-with-file buf)))
1331 (defun ibuffer-copy-filename-as-kill (&optional arg)
1332 "Copy filenames of marked buffers into the kill ring.
1334 The names are separated by a space.
1335 If a buffer has no filename, it is ignored.
1337 With no prefix arg, use the filename sans its directory of each marked file.
1338 With a zero prefix arg, use the complete filename of each marked file.
1339 With \\[universal-argument], use the filename of each marked file relative
1340 to `ibuffer-default-directory' if non-nil, otherwise `default-directory'.
1342 You can then feed the file name(s) to other commands with \\[yank]."
1344 (if (zerop (ibuffer-count-marked-lines))
1345 (message "No buffers marked; use 'm' to mark a buffer")
1346 (let ((ibuffer-copy-filename-as-kill-result "")
1347 (type (cond ((zerop arg)
1353 (ibuffer-map-marked-lines
1354 #'(lambda (buf mark)
1355 (setq ibuffer-copy-filename-as-kill-result
1356 (concat ibuffer-copy-filename-as-kill-result
1357 (let ((name (buffer-file-name buf)))
1364 name (or ibuffer-default-directory
1365 default-directory)))
1367 (file-name-nondirectory name)))
1370 (kill-new ibuffer-copy-filename-as-kill-result))))
1372 (defun ibuffer-mark-on-buffer (func &optional ibuffer-mark-on-buffer-mark group)
1375 #'(lambda (buf mark)
1376 (when (funcall func buf)
1377 (ibuffer-set-mark-1 (or ibuffer-mark-on-buffer-mark
1378 ibuffer-marked-char))
1382 (ibuffer-redisplay t)
1383 (message "Marked %s buffers" count)))
1386 (defun ibuffer-mark-by-name-regexp (regexp)
1387 "Mark all buffers whose name matches REGEXP."
1388 (interactive "sMark by name (regexp): ")
1389 (ibuffer-mark-on-buffer
1391 (string-match regexp (buffer-name buf)))))
1394 (defun ibuffer-mark-by-mode-regexp (regexp)
1395 "Mark all buffers whose major mode matches REGEXP."
1396 (interactive "sMark by major mode (regexp): ")
1397 (ibuffer-mark-on-buffer
1399 (with-current-buffer buf
1400 (string-match regexp (format-mode-line mode-name nil nil buf))))))
1403 (defun ibuffer-mark-by-file-name-regexp (regexp)
1404 "Mark all buffers whose file name matches REGEXP."
1405 (interactive "sMark by file name (regexp): ")
1406 (ibuffer-mark-on-buffer
1408 (let ((name (or (buffer-file-name buf)
1409 (with-current-buffer buf
1411 (boundp 'dired-directory)
1412 (stringp dired-directory)
1413 dired-directory)))))
1415 (string-match regexp name))))))
1418 (defun ibuffer-mark-by-mode (mode)
1419 "Mark all buffers whose major mode equals MODE."
1421 (list (intern (completing-read "Mark by major mode: " obarray
1423 ;; kind of a hack...
1425 (string-match "-mode$"
1428 (let ((buf (ibuffer-current-buffer)))
1429 (if (and buf (buffer-live-p buf))
1430 (with-current-buffer buf
1431 (cons (symbol-name major-mode)
1434 (ibuffer-mark-on-buffer
1436 (with-current-buffer buf
1437 (eq major-mode mode)))))
1440 (defun ibuffer-mark-modified-buffers ()
1441 "Mark all modified buffers."
1443 (ibuffer-mark-on-buffer
1444 #'(lambda (buf) (buffer-modified-p buf))))
1447 (defun ibuffer-mark-unsaved-buffers ()
1448 "Mark all modified buffers that have an associated file."
1450 (ibuffer-mark-on-buffer
1451 #'(lambda (buf) (and (with-current-buffer buf buffer-file-name)
1452 (buffer-modified-p buf)))))
1455 (defun ibuffer-mark-dissociated-buffers ()
1456 "Mark all buffers whose associated file does not exist."
1458 (ibuffer-mark-on-buffer
1460 (with-current-buffer buf
1462 (and buffer-file-name
1463 (not (file-exists-p buffer-file-name)))
1464 (and (eq major-mode 'dired-mode)
1465 (boundp 'dired-directory)
1466 (stringp dired-directory)
1467 (not (file-exists-p (file-name-directory dired-directory)))))))))
1470 (defun ibuffer-mark-help-buffers ()
1471 "Mark buffers like *Help*, *Apropos*, *Info*."
1473 (ibuffer-mark-on-buffer
1475 (with-current-buffer buf
1476 (memq major-mode ibuffer-help-buffer-modes)))))
1479 (defun ibuffer-mark-compressed-file-buffers ()
1480 "Mark buffers whose associated file is compressed."
1482 (ibuffer-mark-on-buffer
1484 (with-current-buffer buf
1485 (and buffer-file-name
1486 (string-match ibuffer-compressed-file-name-regexp
1487 buffer-file-name))))))
1490 (defun ibuffer-mark-old-buffers ()
1491 "Mark buffers which have not been viewed in `ibuffer-old-time' hours."
1493 (ibuffer-mark-on-buffer
1495 (with-current-buffer buf
1496 ;; hacked from midnight.el
1497 (when buffer-display-time
1498 (let* ((tm (current-time))
1499 (now (+ (* (float (ash 1 16)) (car tm))
1500 (float (cadr tm)) (* 0.0000001 (caddr tm))))
1501 (then (+ (* (float (ash 1 16))
1502 (car buffer-display-time))
1503 (float (cadr buffer-display-time))
1504 (* 0.0000001 (caddr buffer-display-time)))))
1505 (> (- now then) (* 60 60 ibuffer-old-time))))))))
1508 (defun ibuffer-mark-special-buffers ()
1509 "Mark all buffers whose name begins and ends with '*'."
1511 (ibuffer-mark-on-buffer
1512 #'(lambda (buf) (string-match "^\\*.+\\*$"
1513 (buffer-name buf)))))
1516 (defun ibuffer-mark-read-only-buffers ()
1517 "Mark all read-only buffers."
1519 (ibuffer-mark-on-buffer
1521 (with-current-buffer buf
1522 buffer-read-only))))
1525 (defun ibuffer-mark-dired-buffers ()
1526 "Mark all `dired' buffers."
1528 (ibuffer-mark-on-buffer
1530 (with-current-buffer buf
1531 (eq major-mode 'dired-mode)))))
1534 (defun ibuffer-do-occur (regexp &optional nlines)
1535 "View lines which match REGEXP in all marked buffers.
1536 Optional argument NLINES says how many lines of context to display: it
1538 (interactive (occur-read-primary-args))
1539 (if (or (not (integerp nlines))
1542 (when (zerop (ibuffer-count-marked-lines))
1543 (ibuffer-set-mark ibuffer-marked-char))
1544 (let ((ibuffer-do-occur-bufs nil))
1545 ;; Accumulate a list of marked buffers
1546 (ibuffer-map-marked-lines
1547 #'(lambda (buf mark)
1548 (push buf ibuffer-do-occur-bufs)))
1549 (occur-1 regexp nlines ibuffer-do-occur-bufs)))
1553 ;; arch-tag: 9af21953-deda-4c30-b76d-f81d9128e76d
1554 ;;; ibuf-ext.el ends here