1 ;;; vc-bzr.el --- VC backend for the bzr revision control system
3 ;; Copyright (C) 2006-2012 Free Software Foundation, Inc.
5 ;; Author: Dave Love <fx@gnu.org>
6 ;; Riccardo Murri <riccardo.murri@gmail.com>
12 ;; This file is part of GNU Emacs.
14 ;; GNU Emacs is free software: you can redistribute it and/or modify
15 ;; it under the terms of the GNU General Public License as published by
16 ;; the Free Software Foundation, either version 3 of the License, or
17 ;; (at your option) any later version.
19 ;; GNU Emacs is distributed in the hope that it will be useful,
20 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 ;; GNU General Public License for more details.
24 ;; You should have received a copy of the GNU General Public License
25 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
29 ;; See <URL:http://bazaar.canonical.com/> concerning bzr.
31 ;; This library provides bzr support in VC.
36 ;; When editing a symlink and *both* the symlink and its target
37 ;; are bzr-versioned, `vc-bzr` presently runs `bzr status` on the
38 ;; symlink, thereby not detecting whether the actual contents
39 ;; (that is, the target contents) are changed.
41 ;;; Properties of the backend
43 (defun vc-bzr-revision-granularity () 'repository
)
44 (defun vc-bzr-checkout-model (files) 'implicit
)
50 (require 'vc
) ;; for vc-exec-after
53 ;; Clear up the cache to force vc-call to check again and discover
54 ;; new functions when we reload this file.
55 (put 'Bzr
'vc-functions nil
)
58 "VC Bazaar (bzr) backend."
62 (defcustom vc-bzr-program
"bzr"
63 "Name of the bzr command (excluding any arguments)."
67 (defcustom vc-bzr-diff-switches nil
68 "String or list of strings specifying switches for bzr diff under VC.
69 If nil, use the value of `vc-diff-switches'. If t, use no switches."
70 :type
'(choice (const :tag
"Unspecified" nil
)
72 (string :tag
"Argument String")
73 (repeat :tag
"Argument List" :value
("") string
))
76 (defcustom vc-bzr-log-switches nil
77 "String or list of strings specifying switches for bzr log under VC."
78 :type
'(choice (const :tag
"None" nil
)
79 (string :tag
"Argument String")
80 (repeat :tag
"Argument List" :value
("") string
))
83 (defcustom vc-bzr-status-switches
86 (call-process vc-bzr-program nil t nil
"help" "status")
87 (if (search-backward "--no-classify" nil t
)
89 "String or list of strings specifying switches for bzr status under VC.
90 The option \"--no-classify\" should be present if your bzr supports it."
91 :type
'(choice (const :tag
"None" nil
)
92 (string :tag
"Argument String")
93 (repeat :tag
"Argument List" :value
("") string
))
97 ;; since v0.9, bzr supports removing the progress indicators
98 ;; by setting environment variable BZR_PROGRESS_BAR to "none".
99 (defun vc-bzr-command (bzr-command buffer okstatus file-or-list
&rest args
)
100 "Wrapper round `vc-do-command' using `vc-bzr-program' as COMMAND.
101 Invoke the bzr command adding `BZR_PROGRESS_BAR=none' and
102 `LC_MESSAGES=C' to the environment. If BZR-COMMAND is \"status\",
103 prepends `vc-bzr-status-switches' to ARGS."
104 (let ((process-environment
105 (list* "BZR_PROGRESS_BAR=none" ; Suppress progress output (bzr >=0.9)
106 "LC_MESSAGES=C" ; Force English output
107 process-environment
)))
108 (apply 'vc-do-command
(or buffer
"*vc*") okstatus vc-bzr-program
109 file-or-list bzr-command
110 (if (and (string-equal "status" bzr-command
)
111 vc-bzr-status-switches
)
112 (append (if (stringp vc-bzr-status-switches
)
113 (list vc-bzr-status-switches
)
114 vc-bzr-status-switches
)
118 (defun vc-bzr-async-command (bzr-command &rest args
)
119 "Wrapper round `vc-do-async-command' using `vc-bzr-program' as COMMAND.
120 Invoke the bzr command adding `BZR_PROGRESS_BAR=none' and
121 `LC_MESSAGES=C' to the environment.
122 Use the current Bzr root directory as the ROOT argument to
123 `vc-do-async-command', and specify an output buffer named
124 \"*vc-bzr : ROOT*\". Return this buffer."
125 (let* ((process-environment
126 (list* "BZR_PROGRESS_BAR=none" "LC_MESSAGES=C"
127 process-environment
))
128 (root (vc-bzr-root default-directory
))
129 (buffer (format "*vc-bzr : %s*" (expand-file-name root
))))
130 (apply 'vc-do-async-command buffer root
131 vc-bzr-program bzr-command args
)
135 (defconst vc-bzr-admin-dirname
".bzr"
136 "Name of the directory containing Bzr repository status files.")
137 ;; Used in the autoloaded vc-bzr-registered; see below.
139 (defconst vc-bzr-admin-checkout-format-file
140 (concat vc-bzr-admin-dirname
"/checkout/format")
141 "Name of the format file in a .bzr directory.")
142 (defconst vc-bzr-admin-dirstate
143 (concat vc-bzr-admin-dirname
"/checkout/dirstate"))
144 (defconst vc-bzr-admin-branch-format-file
145 (concat vc-bzr-admin-dirname
"/branch/format"))
146 (defconst vc-bzr-admin-revhistory
147 (concat vc-bzr-admin-dirname
"/branch/revision-history"))
148 (defconst vc-bzr-admin-lastrev
149 (concat vc-bzr-admin-dirname
"/branch/last-revision"))
150 (defconst vc-bzr-admin-branchconf
151 (concat vc-bzr-admin-dirname
"/branch/branch.conf"))
153 ;;;###autoload (defun vc-bzr-registered (file)
154 ;;;###autoload (if (vc-find-root file vc-bzr-admin-checkout-format-file)
155 ;;;###autoload (progn
156 ;;;###autoload (load "vc-bzr")
157 ;;;###autoload (vc-bzr-registered file))))
159 (defun vc-bzr-root (file)
160 "Return the root directory of the bzr repository containing FILE."
161 ;; Cache technique copied from vc-arch.el.
162 (or (vc-file-getprop file
'bzr-root
)
163 (let ((root (vc-find-root file vc-bzr-admin-checkout-format-file
)))
164 (when root
(vc-file-setprop file
'bzr-root root
)))))
166 (defun vc-bzr-branch-conf (file)
167 "Return the Bazaar branch settings for file FILE, as an alist.
168 Each element of the returned alist has the form (NAME . VALUE),
169 which are the name and value of a Bazaar setting, as strings.
171 The settings are read from the file \".bzr/branch/branch.conf\"
172 in the repository root directory of FILE."
175 (insert-file-contents
176 (expand-file-name vc-bzr-admin-branchconf
(vc-bzr-root file
)))
177 (while (re-search-forward "^\\([^#=][^=]*?\\) *= *\\(.*\\)$" nil t
)
178 (push (cons (match-string 1) (match-string 2)) settings
)))
181 (defun vc-bzr-sha1 (file)
183 (set-buffer-multibyte nil
)
184 (insert-file-contents-literally file
)
185 (sha1 (current-buffer))))
187 (defun vc-bzr-state-heuristic (file)
188 "Like `vc-bzr-state' but hopefully without running Bzr."
189 ;; `bzr status' could be slow with large histories and pending merges,
190 ;; so this tries to avoid calling it if possible. bzr status is
191 ;; faster now, so this is not as important as it was.
193 ;; This function tries first to parse Bzr internal file
194 ;; `checkout/dirstate', but it may fail if Bzr internal file format
195 ;; has changed. As a safeguard, the `checkout/dirstate' file is
196 ;; only parsed if it contains the string `#bazaar dirstate flat
197 ;; format 3' in the first line.
198 ;; If the `checkout/dirstate' file cannot be parsed, fall back to
199 ;; running `vc-bzr-state'."
201 ;; The format of the dirstate file is explained in bzrlib/dirstate.py
202 ;; in the bzr distribution. Basically:
203 ;; header-line giving the version of the file format in use.
204 ;; a few lines of stuff
205 ;; entries, one per line, with null-separated fields. Each line:
206 ;; entry_key = dirname (may be empty), basename, file-id
207 ;; current = common ( = kind, fingerprint, size, executable )
208 ;; + working ( = packed_stat )
209 ;; parent = common ( as above ) + history ( = rev_id )
210 ;; kinds = (r)elocated, (a)bsent, (d)irectory, (f)ile, (l)ink
211 (lexical-let ((root (vc-bzr-root file
)))
212 (when root
; Short cut.
213 (lexical-let ((dirstate (expand-file-name vc-bzr-admin-dirstate root
)))
216 (insert-file-contents dirstate
)
217 (goto-char (point-min))
218 (if (not (looking-at "#bazaar dirstate flat format 3"))
219 (vc-bzr-state file
) ; Some other unknown format?
220 (let* ((relfile (file-relative-name file root
))
221 (reldir (file-name-directory relfile
)))
222 (if (re-search-forward
224 (if reldir
(regexp-quote
225 (directory-file-name reldir
)))
227 (regexp-quote (file-name-nondirectory relfile
))
230 "\\([^\0]*\\)\0" ;"a/f/d", a=removed?
231 "\\([^\0]*\\)\0" ;sha1 (empty if conflicted)?
232 "\\([^\0]*\\)\0" ;size?p
233 ;; y/n. Whether or not the current copy
234 ;; was executable the last time bzr checked?
237 ;; Parent information. Absent in a new repo.
238 "\\(?:\\([^\0]*\\)\0" ;"a/f/d" a=added?
239 "\\([^\0]*\\)\0" ;sha1 again?
240 "\\([^\0]*\\)\0" ;size again?
241 ;; y/n. Whether or not the repo thinks
242 ;; the file should be executable?
244 "[^\0]*\0\\)?" ;last revid?
245 ;; There are more fields when merges are pending.
248 ;; Apparently the second sha1 is the one we want: when
249 ;; there's a conflict, the first sha1 is absent (and the
250 ;; first size seems to correspond to the file with
251 ;; conflict markers).
253 ((eq (char-after (match-beginning 1)) ?a
) 'removed
)
254 ;; If there is no parent, this must be a new repo.
255 ;; If file is in dirstate, can only be added (b#8025).
256 ((or (not (match-beginning 4))
257 (eq (char-after (match-beginning 4)) ?a
)) 'added
)
258 ((or (and (eq (string-to-number (match-string 3))
259 (nth 7 (file-attributes file
)))
260 (equal (match-string 5)
262 ;; For a file, does the executable state match?
265 (eq (char-after (match-beginning 1)) ?f
))
271 (nth 8 (file-attributes file
))))))
272 (if (eq (char-after (match-beginning 7))
277 ;; It looks like for lightweight
278 ;; checkouts \2 is empty and we need to
279 ;; look for size in \6.
280 (eq (match-beginning 2) (match-end 2))
281 (eq (string-to-number (match-string 6))
282 (nth 7 (file-attributes file
)))
283 (equal (match-string 5)
284 (vc-bzr-sha1 file
))))
288 ;; The dirstate file can't be read, or some other problem.
289 (error (vc-bzr-state file
)))))))
292 (defun vc-bzr-registered (file)
293 "Return non-nil if FILE is registered with bzr."
294 (let ((state (vc-bzr-state-heuristic file
)))
295 (not (memq state
'(nil unregistered ignored
)))))
297 (defconst vc-bzr-state-words
298 "added\\|ignored\\|kind changed\\|modified\\|removed\\|renamed\\|unknown"
299 "Regexp matching file status words as reported in `bzr' output.")
301 ;; History of Bzr commands.
302 (defvar vc-bzr-history nil
)
304 (defun vc-bzr-file-name-relative (filename)
305 "Return file name FILENAME stripped of the initial Bzr repository path."
307 ((filename* (expand-file-name filename
))
308 (rootdir (vc-bzr-root filename
*)))
310 (file-relative-name filename
* rootdir
))))
312 (defvar vc-bzr-error-regex-alist
313 '(("^\\( M[* ]\\|+N \\|-D \\|\\| \\*\\|R[M ] \\) \\(.+\\)" 2 nil nil
1)
315 ("^Text conflict in \\(.+\\)" 1 nil nil
2)
316 ("^Using saved parent location: \\(.+\\)" 1 nil nil
0))
317 "Value of `compilation-error-regexp-alist' in *vc-bzr* buffers.")
319 (defun vc-bzr-pull (prompt)
320 "Pull changes into the current Bzr branch.
321 Normally, this runs \"bzr pull\". However, if the branch is a
322 bound branch, run \"bzr update\" instead. If there is no default
323 location from which to pull or update, or if PROMPT is non-nil,
324 prompt for the Bzr command to run."
325 (let* ((vc-bzr-program vc-bzr-program
)
326 (branch-conf (vc-bzr-branch-conf default-directory
))
327 ;; Check whether the branch is bound.
328 (bound (assoc "bound" branch-conf
))
329 (bound (and bound
(equal "true" (downcase (cdr bound
)))))
330 ;; If we need to do a "bzr pull", check for a parent. If it
331 ;; does not exist, bzr will need a pull location.
332 (has-parent (unless bound
333 (assoc "parent_location" branch-conf
)))
334 (command (if bound
"update" "pull"))
336 ;; If necessary, prompt for the exact command.
337 (when (or prompt
(not (or bound has-parent
)))
338 (setq args
(split-string
341 (concat vc-bzr-program
" " command
)
344 (setq vc-bzr-program
(car args
)
347 (let ((buf (apply 'vc-bzr-async-command command args
)))
348 (with-current-buffer buf
351 (let ((compilation-error-regexp-alist
352 vc-bzr-error-regex-alist
))
354 (set (make-local-variable 'compilation-error-regexp-alist
)
355 vc-bzr-error-regex-alist
))))
356 (vc-set-async-update buf
))))
358 (defun vc-bzr-merge-branch ()
359 "Merge another Bzr branch into the current one.
360 Prompt for the Bzr command to run, providing a pre-defined merge
361 source (an upstream branch or a previous merge source) as a
362 default if it is available."
363 (let* ((branch-conf (vc-bzr-branch-conf default-directory
))
364 ;; "bzr merge" without an argument defaults to submit_branch,
365 ;; then parent_location. Extract the specific location and
366 ;; add it explicitly to the command line.
370 ((setq setting
(assoc "submit_branch" branch-conf
))
372 ((setq setting
(assoc "parent_location" branch-conf
))
377 "Bzr merge command: "
378 (concat vc-bzr-program
" merge --pull"
379 (if location
(concat " " location
) ""))
382 (vc-bzr-program (car cmd
))
385 (let ((buf (apply 'vc-bzr-async-command command args
)))
386 (with-current-buffer buf
389 (let ((compilation-error-regexp-alist
390 vc-bzr-error-regex-alist
))
392 (set (make-local-variable 'compilation-error-regexp-alist
)
393 vc-bzr-error-regex-alist
))))
394 (vc-set-async-update buf
))))
396 (defun vc-bzr-status (file)
397 "Return FILE status according to Bzr.
398 Return value is a cons (STATUS . WARNING), where WARNING is a
399 string or nil, and STATUS is one of the symbols: `added',
400 `ignored', `kindchanged', `modified', `removed', `renamed', `unknown',
401 which directly correspond to `bzr status' output, or 'unchanged
402 for files whose copy in the working tree is identical to the one
403 in the branch repository, or nil for files that are not
406 If any error occurred in running `bzr status', then return nil."
408 (let ((ret (condition-case nil
409 (vc-bzr-command "status" t
0 file
)
410 (file-error nil
))) ; vc-bzr-program not found.
412 ;; the only secure status indication in `bzr status' output
413 ;; is a couple of lines following the pattern::
416 ;; if the file is up-to-date, we get no status report from `bzr',
417 ;; so if the regexp search for the above pattern fails, we consider
418 ;; the file to be up-to-date.
419 (goto-char (point-min))
420 (when (re-search-forward
421 ;; bzr prints paths relative to the repository root.
422 (concat "^\\(" vc-bzr-state-words
"\\):[ \t\n]+"
423 (regexp-quote (vc-bzr-file-name-relative file
))
424 ;; Bzr appends a '/' to directory names and
425 ;; '*' to executable files
426 (if (file-directory-p file
) "/?" "\\*?")
429 (lexical-let ((statusword (match-string 1)))
430 ;; Erase the status text that matched.
431 (delete-region (match-beginning 0) (match-end 0))
433 (intern (replace-regexp-in-string " " "" statusword
)))))
435 (goto-char (point-min))
436 (skip-chars-forward " \n\t") ;Throw away spaces.
438 ;; "bzr" will output warnings and informational messages to
439 ;; stderr; due to Emacs's `vc-do-command' (and, it seems,
440 ;; `start-process' itself) limitations, we cannot catch stderr
441 ;; and stdout into different buffers. So, if there's anything
442 ;; left in the buffer after removing the above status
443 ;; keywords, let us just presume that any other message from
444 ;; "bzr" is a user warning, and display it.
445 (unless (eobp) (buffer-substring (point) (point-max))))))))
447 (defun vc-bzr-state (file)
448 (lexical-let ((result (vc-bzr-status file
)))
450 (let ((warnings (cdr result
)))
452 ;; bzr 2.3.0 returns info about shelves, which is not really a warning
453 (when (string-match "[0-9]+ shel\\(f\\|ves\\) exists?\\..*?\n" warnings
)
454 (setq warnings
(replace-match "" nil nil warnings
)))
455 (unless (string= warnings
"")
456 (message "Warnings in `bzr' output: %s" warnings
))))
457 (cdr (assq (car result
)
459 (kindchanged . edited
)
464 (unknown . unregistered
)
465 (unchanged . up-to-date
)))))))
467 (defun vc-bzr-resolve-when-done ()
468 "Call \"bzr resolve\" if the conflict markers have been removed."
470 (goto-char (point-min))
471 (unless (re-search-forward "^<<<<<<< " nil t
)
472 (vc-bzr-command "resolve" nil
0 buffer-file-name
)
473 ;; Remove the hook so that it is not called multiple times.
474 (remove-hook 'after-save-hook
'vc-bzr-resolve-when-done t
))))
476 (defun vc-bzr-find-file-hook ()
477 (when (and buffer-file-name
478 ;; FIXME: We should check that "bzr status" says "conflict".
479 (file-exists-p (concat buffer-file-name
".BASE"))
480 (file-exists-p (concat buffer-file-name
".OTHER"))
481 (file-exists-p (concat buffer-file-name
".THIS"))
482 ;; If "bzr status" says there's a conflict but there are no
483 ;; conflict markers, it's not clear what we should do.
485 (goto-char (point-min))
486 (re-search-forward "^<<<<<<< " nil t
)))
487 ;; TODO: the merge algorithm used in `bzr merge' is nicely configurable,
488 ;; but the one in `bzr pull' isn't, so it would be good to provide an
489 ;; elisp function to remerge from the .BASE/OTHER/THIS files.
490 (smerge-start-session)
491 (add-hook 'after-save-hook
'vc-bzr-resolve-when-done nil t
)
492 (message "There are unresolved conflicts in this file")))
494 (defun vc-bzr-workfile-unchanged-p (file)
495 (eq 'unchanged
(car (vc-bzr-status file
))))
497 (defun vc-bzr-working-revision (file)
498 ;; Together with the code in vc-state-heuristic, this makes it possible
499 ;; to get the initial VC state of a Bzr file even if Bzr is not installed.
501 ((rootdir (vc-bzr-root file
))
502 (branch-format-file (expand-file-name vc-bzr-admin-branch-format-file
504 (revhistory-file (expand-file-name vc-bzr-admin-revhistory rootdir
))
505 (lastrev-file (expand-file-name vc-bzr-admin-lastrev rootdir
)))
506 ;; This looks at internal files to avoid forking a bzr process.
507 ;; May break if they change their format.
508 (if (and (file-exists-p branch-format-file
)
509 ;; For lightweight checkouts (obtained with bzr checkout --lightweight)
510 ;; the branch-format-file does not contain the revision
511 ;; information, we need to look up the branch-format-file
512 ;; in the place where the lightweight checkout comes
513 ;; from. We only do that if it's a local file.
514 (let ((location-fname (expand-file-name
515 (concat vc-bzr-admin-dirname
516 "/branch/location") rootdir
)))
517 ;; The existence of this file is how we distinguish
518 ;; lightweight checkouts.
519 (if (file-exists-p location-fname
)
521 (insert-file-contents location-fname
)
522 ;; If the lightweight checkout points to a
523 ;; location in the local file system, then we can
524 ;; look there for the version information.
525 (when (re-search-forward "file://\\(.+\\)" nil t
)
526 (let ((l-c-parent-dir (match-string 1)))
527 (when (and (memq system-type
'(ms-dos windows-nt
))
528 (string-match-p "^/[[:alpha:]]:" l-c-parent-dir
))
529 ;;; The non-Windows code takes a shortcut by using the host/path
530 ;;; separator slash as the start of the absolute path. That
531 ;;; does not work on Windows, so we must remove it (bug#5345)
532 (setq l-c-parent-dir
(substring l-c-parent-dir
1)))
533 (setq branch-format-file
534 (expand-file-name vc-bzr-admin-branch-format-file
537 (expand-file-name vc-bzr-admin-lastrev l-c-parent-dir
))
538 ;; FIXME: maybe it's overkill to check if both these files exist.
539 (and (file-exists-p branch-format-file
)
540 (file-exists-p lastrev-file
)))))
543 (insert-file-contents branch-format-file
)
544 (goto-char (point-min))
547 (looking-at "Bazaar-NG branch, format 0.0.4")
548 (looking-at "Bazaar-NG branch format 5"))
549 ;; count lines in .bzr/branch/revision-history
550 (insert-file-contents revhistory-file
)
551 (number-to-string (count-lines (line-end-position) (point-max))))
553 (looking-at "Bazaar Branch Format 6 (bzr 0.15)")
554 (looking-at "Bazaar Branch Format 7 (needs bzr 1.6)"))
555 ;; revno is the first number in .bzr/branch/last-revision
556 (insert-file-contents lastrev-file
)
557 (when (re-search-forward "[0-9]+" nil t
)
558 (buffer-substring (match-beginning 0) (match-end 0))))))
559 ;; fallback to calling "bzr revno"
561 ((result (vc-bzr-command-discarding-stderr
562 vc-bzr-program
"revno" (file-relative-name file
)))
563 (exitcode (car result
))
564 (output (cdr result
)))
566 ((eq exitcode
0) (substring output
0 -
1))
569 (defun vc-bzr-create-repo ()
570 "Create a new Bzr repository."
571 (vc-bzr-command "init" nil
0 nil
))
573 (defun vc-bzr-init-revision (&optional file
)
574 "Always return nil, as Bzr cannot register explicit versions."
577 (defun vc-bzr-previous-revision (file rev
)
578 (if (string-match "\\`[0-9]+\\'" rev
)
579 (number-to-string (1- (string-to-number rev
)))
580 (concat "before:" rev
)))
582 (defun vc-bzr-next-revision (file rev
)
583 (if (string-match "\\`[0-9]+\\'" rev
)
584 (number-to-string (1+ (string-to-number rev
)))
585 (error "Don't know how to compute the next revision of %s" rev
)))
587 (defun vc-bzr-register (files &optional rev comment
)
588 "Register FILES under bzr.
589 Signal an error unless REV is nil.
591 (if rev
(error "Can't register explicit revision with bzr"))
592 (vc-bzr-command "add" nil
0 files
))
594 ;; Could run `bzr status' in the directory and see if it succeeds, but
595 ;; that's relatively expensive.
596 (defalias 'vc-bzr-responsible-p
'vc-bzr-root
597 "Return non-nil if FILE is (potentially) controlled by bzr.
598 The criterion is that there is a `.bzr' directory in the same
599 or a superior directory.")
601 (defun vc-bzr-could-register (file)
602 "Return non-nil if FILE could be registered under bzr."
603 (and (vc-bzr-responsible-p file
) ; shortcut
606 (vc-bzr-command "add" t
0 file
"--dry-run")
607 ;; The command succeeds with no output if file is
608 ;; registered (in bzr 0.8).
609 (goto-char (point-min))
610 (looking-at "added "))
613 (defun vc-bzr-unregister (file)
614 "Unregister FILE from bzr."
615 (vc-bzr-command "remove" nil
0 file
"--keep"))
617 (declare-function log-edit-extract-headers
"log-edit" (headers string
))
619 (defun vc-bzr-checkin (files rev comment
)
620 "Check FILES in to bzr with log message COMMENT.
621 REV non-nil gets an error."
622 (if rev
(error "Can't check in a specific revision with bzr"))
623 (apply 'vc-bzr-command
"commit" nil
0
624 files
(cons "-m" (log-edit-extract-headers '(("Author" .
"--author")
625 ("Date" .
"--commit-time")
626 ("Fixes" .
"--fixes"))
629 (defun vc-bzr-find-revision (file rev buffer
)
630 "Fetch revision REV of file FILE and put it into BUFFER."
631 (with-current-buffer buffer
632 (if (and rev
(stringp rev
) (not (string= rev
"")))
633 (vc-bzr-command "cat" t
0 file
"-r" rev
)
634 (vc-bzr-command "cat" t
0 file
))))
636 (defun vc-bzr-checkout (file &optional editable rev
)
637 (if rev
(error "Operation not supported")
638 ;; Else, there's nothing to do.
641 (defun vc-bzr-revert (file &optional contents-done
)
642 (unless contents-done
643 (with-temp-buffer (vc-bzr-command "revert" t
0 file
))))
645 (defvar log-view-message-re
)
646 (defvar log-view-file-re
)
647 (defvar log-view-font-lock-keywords
)
648 (defvar log-view-current-tag-function
)
649 (defvar log-view-per-file-logs
)
650 (defvar log-view-expanded-log-entry-function
)
652 (define-derived-mode vc-bzr-log-view-mode log-view-mode
"Bzr-Log-View"
653 (remove-hook 'log-view-mode-hook
'vc-bzr-log-view-mode
) ;Deactivate the hack.
655 (set (make-local-variable 'log-view-per-file-logs
) nil
)
656 (set (make-local-variable 'log-view-file-re
) "\\`a\\`")
657 (set (make-local-variable 'log-view-message-re
)
658 (if (eq vc-log-view-type
'short
)
659 "^ *\\([0-9.]+\\): \\(.*?\\)[ \t]+\\([0-9]\\{4\\}-[0-9]\\{2\\}-[0-9]\\{2\\}\\)\\( \\[merge\\]\\)?"
660 "^ *\\(?:revno: \\([0-9.]+\\)\\|merged: .+\\)"))
661 ;; Allow expanding short log entries
662 (when (eq vc-log-view-type
'short
)
663 (setq truncate-lines t
)
664 (set (make-local-variable 'log-view-expanded-log-entry-function
)
665 'vc-bzr-expanded-log-entry
))
666 (set (make-local-variable 'log-view-font-lock-keywords
)
667 ;; log-view-font-lock-keywords is careful to use the buffer-local
668 ;; value of log-view-message-re only since Emacs-23.
669 (if (eq vc-log-view-type
'short
)
670 (append `((,log-view-message-re
671 (1 'log-view-message-face
)
674 (4 'change-log-list nil lax
))))
675 (append `((,log-view-message-re .
'log-view-message-face
))
676 ;; log-view-font-lock-keywords
677 '(("^ *\\(?:committer\\|author\\): \
678 \\([^<(]+?\\)[ ]*[(<]\\([[:alnum:]_.+-]+@[[:alnum:]_.-]+\\)[>)]"
680 (2 'change-log-email
))
681 ("^ *timestamp: \\(.*\\)" (1 'change-log-date-face
)))))))
683 (defun vc-bzr-print-log (files buffer
&optional shortlog start-revision limit
)
684 "Get bzr change log for FILES into specified BUFFER."
685 ;; `vc-do-command' creates the buffer, but we need it before running
687 (vc-setup-buffer buffer
)
688 ;; If the buffer exists from a previous invocation it might be
690 ;; FIXME: `vc-bzr-command' runs `bzr log' with `LC_MESSAGES=C', so
691 ;; the log display may not what the user wants - but I see no other
692 ;; way of getting the above regexps working.
693 (with-current-buffer buffer
694 (apply 'vc-bzr-command
"log" buffer
'async files
696 (when shortlog
'("--line"))
697 (when start-revision
(list (format "-r..%s" start-revision
)))
698 (when limit
(list "-l" (format "%s" limit
)))
699 (if (stringp vc-bzr-log-switches
)
700 (list vc-bzr-log-switches
)
701 vc-bzr-log-switches
)))))
703 (defun vc-bzr-expanded-log-entry (revision)
705 (apply 'vc-bzr-command
"log" t nil nil
706 (list (format "-r%s" revision
)))
707 (goto-char (point-min))
708 (when (looking-at "^-+\n")
709 ;; Indent the expanded log entry.
710 (indent-region (match-end 0) (point-max) 2)
711 (buffer-substring (match-end 0) (point-max)))))
713 (defun vc-bzr-log-incoming (buffer remote-location
)
714 (apply 'vc-bzr-command
"missing" buffer
'async nil
715 (list "--theirs-only" (unless (string= remote-location
"") remote-location
))))
717 (defun vc-bzr-log-outgoing (buffer remote-location
)
718 (apply 'vc-bzr-command
"missing" buffer
'async nil
719 (list "--mine-only" (unless (string= remote-location
"") remote-location
))))
721 (defun vc-bzr-show-log-entry (revision)
722 "Find entry for patch name REVISION in bzr change log buffer."
723 (goto-char (point-min))
725 (let (case-fold-search
727 (if (re-search-forward
728 ;; "revno:" can appear either at the beginning of a line,
730 (concat "^[ ]*-+\n[ ]*revno: "
731 ;; The revision can contain ".", quote it so that it
732 ;; does not interfere with regexp matching.
733 (regexp-quote revision
) "$") nil t
)
735 (beginning-of-line 0)
737 (goto-char (point-min)))
740 (defun vc-bzr-diff (files &optional rev1 rev2 buffer
)
741 "VC bzr backend for diff."
742 (let* ((switches (vc-switches 'bzr
'diff
))
745 ;; Only add --diff-options if there are any diff switches.
746 (unless (zerop (length switches
))
747 (list "--diff-options" (mapconcat 'identity switches
" ")))
748 ;; This `when' is just an optimization because bzr-1.2 is *much*
749 ;; faster when the revision argument is not given.
751 (list "-r" (format "%s..%s"
754 ;; `bzr diff' exits with code 1 if diff is non-empty.
755 (apply #'vc-bzr-command
"diff" (or buffer
"*vc-diff*")
756 (if vc-disable-async-diff
1 'async
) files
760 ;; FIXME: vc-{next,previous}-revision need fixing in vc.el to deal with
761 ;; straight integer revisions.
763 (defun vc-bzr-delete-file (file)
764 "Delete FILE and delete it in the bzr repository."
768 (vc-bzr-command "remove" nil
0 file
))
770 (defun vc-bzr-rename-file (old new
)
771 "Rename file from OLD to NEW using `bzr mv'."
772 (setq old
(expand-file-name old
))
773 (setq new
(expand-file-name new
))
774 (vc-bzr-command "mv" nil
0 new old
)
775 (message "Renamed %s => %s" old new
))
777 (defvar vc-bzr-annotation-table nil
779 (make-variable-buffer-local 'vc-bzr-annotation-table
)
781 (defun vc-bzr-annotate-command (file buffer
&optional revision
)
782 "Prepare BUFFER for `vc-annotate' on FILE.
783 Each line is tagged with the revision number, which has a `help-echo'
784 property containing author and date information."
785 (apply #'vc-bzr-command
"annotate" buffer
'async file
"--long" "--all"
786 (if revision
(list "-r" revision
)))
787 (lexical-let ((table (make-hash-table :test
'equal
)))
789 (get-buffer-process buffer
)
790 (lambda (proc string
)
791 (when (process-buffer proc
)
792 (with-current-buffer (process-buffer proc
)
793 (setq string
(concat (process-get proc
:vc-left-over
) string
))
794 ;; Eg: 102020 Gnus developers 20101020 | regexp."
795 ;; As of bzr 2.2.2, no email address in whoami (which can
796 ;; lead to spaces in the author field) is allowed but discouraged.
798 (while (string-match "^\\( *[0-9.]+ *\\) \\(.+?\\) +\\([0-9]\\{8\\}\\)\\( |.*\n\\)" string
)
799 (let* ((rev (match-string 1 string
))
800 (author (match-string 2 string
))
801 (date (match-string 3 string
))
802 (key (substring string
(match-beginning 0)
803 (match-beginning 4)))
804 (line (match-string 4 string
))
805 (tag (gethash key table
))
806 (inhibit-read-only t
))
807 (setq string
(substring string
(match-end 0)))
811 (format "%s %-7.7s" rev author
)
812 'help-echo
(format "Revision: %d, author: %s, date: %s"
813 (string-to-number rev
)
815 'mouse-face
'highlight
))
816 (puthash key tag table
))
817 (goto-char (process-mark proc
))
819 (move-marker (process-mark proc
) (point))))
820 (process-put proc
:vc-left-over string
)))))))
822 (declare-function vc-annotate-convert-time
"vc-annotate" (time))
824 (defun vc-bzr-annotate-time ()
825 (when (re-search-forward "^ *[0-9.]+ +.+? +|" nil t
)
826 (let ((prop (get-text-property (line-beginning-position) 'help-echo
)))
827 (string-match "[0-9]+\\'" prop
)
828 (let ((str (match-string-no-properties 0 prop
)))
829 (vc-annotate-convert-time
831 (string-to-number (substring str
6 8))
832 (string-to-number (substring str
4 6))
833 (string-to-number (substring str
0 4))))))))
835 (defun vc-bzr-annotate-extract-revision-at-line ()
836 "Return revision for current line of annotation buffer, or nil.
837 Return nil if current line isn't annotated."
840 (if (looking-at "^ *\\([0-9.]+\\) +.* +|")
841 (match-string-no-properties 1))))
843 (defun vc-bzr-command-discarding-stderr (command &rest args
)
844 "Execute shell command COMMAND (with ARGS); return its output and exitcode.
845 Return value is a cons (EXITCODE . OUTPUT), where EXITCODE is
846 the (numerical) exit code of the process, and OUTPUT is a string
847 containing whatever the process sent to its standard output
848 stream. Standard error output is discarded."
851 (apply #'process-file command nil
(list (current-buffer) nil
) nil args
)
852 (buffer-substring (point-min) (point-max)))))
854 (defstruct (vc-bzr-extra-fileinfo
856 (:constructor vc-bzr-create-extra-fileinfo
(extra-name))
857 (:conc-name vc-bzr-extra-fileinfo-
>))
858 extra-name
) ;; original name for rename targets, new name for
860 (defun vc-bzr-dir-printer (info)
861 "Pretty-printer for the vc-dir-fileinfo structure."
862 (let ((extra (vc-dir-fileinfo->extra info
)))
863 (vc-default-dir-printer 'Bzr info
)
866 (format " (renamed from %s)"
867 (vc-bzr-extra-fileinfo->extra-name extra
))
868 'face
'font-lock-comment-face
)))))
870 ;; FIXME: this needs testing, it's probably incomplete.
871 (defun vc-bzr-after-dir-status (update-function relative-dir
)
872 (let ((status-str nil
)
873 (translation '(("+N " . added
)
875 (" M " . edited
) ;; file text modified
876 (" *" . edited
) ;; execute bit changed
877 (" M*" . edited
) ;; text modified + execute bit changed
880 ;; For conflicts, should we list the .THIS/.BASE/.OTHER?
882 ("? " . unregistered
)
883 ;; No such state, but we need to distinguish this case.
886 ;; For a non existent file FOO, the output is:
887 ;; bzr: ERROR: Path(s) do not exist: FOO
889 ;; If the tree is not up to date, bzr will print this warning:
890 ;; working tree is out of date, run 'bzr update'
892 ;; FIXME: maybe this warning can be put in the vc-dir header...
894 ;; Ignore "P " and "P." for pending patches.
900 (goto-char (point-min))
902 ;; Bzr 2.3.0 added this if there are shelves. (Bug#8170)
903 (unless (looking-at "[0-9]+ shel\\(f\\|ves\\) exists?\\.")
905 (buffer-substring-no-properties (point) (+ (point) 3)))
906 (setq translated
(cdr (assoc status-str translation
)))
908 ((eq translated
'conflict
)
909 ;; For conflicts the file appears twice in the listing: once
910 ;; with the M flag and once with the C flag, so take care
911 ;; not to add it twice to `result'. Ugly.
913 (buffer-substring-no-properties
914 ;;For files with conflicts the format is:
915 ;;C Text conflict in FILENAME
917 (+ (point) 21) (line-end-position)))
918 (entry (assoc file result
)))
920 (setf (nth 1 entry
) 'conflict
))))
921 ((eq translated
'renamed
)
922 (re-search-forward "R[ M] \\(.*\\) => \\(.*\\)$" (line-end-position) t
)
923 (let ((new-name (file-relative-name (match-string 2) relative-dir
))
924 (old-name (file-relative-name (match-string 1) relative-dir
)))
925 (push (list new-name
'edited
926 (vc-bzr-create-extra-fileinfo old-name
)) result
)))
927 ;; do nothing for non existent files
928 ((memq translated
'(not-found ignored
)))
930 (push (list (file-relative-name
931 (buffer-substring-no-properties
933 (line-end-position)) relative-dir
)
934 translated
) result
))))
936 (funcall update-function result
)))
938 (defun vc-bzr-dir-status (dir update-function
)
939 "Return a list of conses (file . state) for DIR."
940 (vc-bzr-command "status" (current-buffer) 'async dir
"-v" "-S")
942 `(vc-bzr-after-dir-status (quote ,update-function
)
943 ;; "bzr status" results are relative to
944 ;; the bzr root directory, NOT to the
945 ;; directory "bzr status" was invoked in.
947 ;; We pass the relative directory here so
948 ;; that `vc-bzr-after-dir-status' can
949 ;; frob the results accordingly.
950 (file-relative-name ,dir
(vc-bzr-root ,dir
)))))
952 (defun vc-bzr-dir-status-files (dir files default-state update-function
)
953 "Return a list of conses (file . state) for DIR."
954 (apply 'vc-bzr-command
"status" (current-buffer) 'async dir
"-v" "-S" files
)
956 `(vc-bzr-after-dir-status (quote ,update-function
)
957 (file-relative-name ,dir
(vc-bzr-root ,dir
)))))
959 (defvar vc-bzr-shelve-map
960 (let ((map (make-sparse-keymap)))
961 ;; Turn off vc-dir marking
962 (define-key map
[mouse-2
] 'ignore
)
964 (define-key map
[down-mouse-3
] 'vc-bzr-shelve-menu
)
965 (define-key map
"\C-k" 'vc-bzr-shelve-delete-at-point
)
966 (define-key map
"=" 'vc-bzr-shelve-show-at-point
)
967 (define-key map
"\C-m" 'vc-bzr-shelve-show-at-point
)
968 (define-key map
"A" 'vc-bzr-shelve-apply-and-keep-at-point
)
969 (define-key map
"P" 'vc-bzr-shelve-apply-at-point
)
970 (define-key map
"S" 'vc-bzr-shelve-snapshot
)
973 (defvar vc-bzr-shelve-menu-map
974 (let ((map (make-sparse-keymap "Bzr Shelve")))
976 '(menu-item "Delete Shelf" vc-bzr-shelve-delete-at-point
977 :help "Delete the current shelf"))
979 '(menu-item "Apply and Keep Shelf" vc-bzr-shelve-apply-and-keep-at-point
980 :help "Apply the current shelf and keep it"))
982 '(menu-item "Apply and Remove Shelf (Pop)" vc-bzr-shelve-apply-at-point
983 :help "Apply the current shelf and remove it"))
985 '(menu-item "Show Shelve" vc-bzr-shelve-show-at-point
986 :help "Show the contents of the current shelve"))
989 (defvar vc-bzr-extra-menu-map
990 (let ((map (make-sparse-keymap)))
991 (define-key map [bzr-sn]
992 '(menu-item "Shelve a Snapshot" vc-bzr-shelve-snapshot
993 :help "Shelve the current state of the tree and keep the current state"))
994 (define-key map [bzr-sh]
995 '(menu-item "Shelve..." vc-bzr-shelve
996 :help "Shelve changes"))
999 (defun vc-bzr-extra-menu () vc-bzr-extra-menu-map)
1001 (defun vc-bzr-extra-status-menu () vc-bzr-extra-menu-map)
1003 (defun vc-bzr-dir-extra-headers (dir)
1005 ((str (with-temp-buffer
1006 (vc-bzr-command "info" t 0 dir)
1008 (shelve (vc-bzr-shelve-list))
1009 (shelve-help-echo "Use M-x vc-bzr-shelve to create shelves")
1010 (root-dir (vc-bzr-root dir))
1012 ;; FIXME: looking for .bzr/checkout/merge-hashes is not a
1013 ;; reliable method to detect pending merges, disable this
1014 ;; until a proper solution is implemented.
1017 (expand-file-name ".bzr/checkout/merge-hashes" root-dir))))
1018 (pending-merge-help-echo
1019 (format "A merge has been performed.\nA commit from the top-level directory (%s)\nis required before being able to check in anything else" root-dir))
1021 (when (string-match ".+light checkout root: \\(.+\\)$" str)
1022 (match-string 1 str)))
1023 (light-checkout-branch
1024 (when light-checkout
1025 (when (string-match ".+checkout of branch: \\(.+\\)$" str)
1026 (match-string 1 str)))))
1028 (propertize "Parent branch : " 'face 'font-lock-type-face)
1030 (if (string-match "parent branch: \\(.+\\)$" str)
1031 (match-string 1 str)
1033 'face 'font-lock-variable-name-face)
1035 (when light-checkout
1037 (propertize "Light checkout root: " 'face 'font-lock-type-face)
1038 (propertize light-checkout 'face 'font-lock-variable-name-face)
1040 (when light-checkout-branch
1042 (propertize "Checkout of branch : " 'face 'font-lock-type-face)
1043 (propertize light-checkout-branch 'face 'font-lock-variable-name-face)
1047 (propertize "Warning : " 'face 'font-lock-warning-face
1048 'help-echo pending-merge-help-echo)
1049 (propertize "Pending merges, commit recommended before any other action"
1050 'help-echo pending-merge-help-echo
1051 'face 'font-lock-warning-face)
1055 (propertize "Shelves :\n" 'face 'font-lock-type-face
1056 'help-echo shelve-help-echo)
1060 'face 'font-lock-variable-name-face
1061 'mouse-face 'highlight
1062 'help-echo "mouse-3: Show shelve menu\nA: Apply and keep shelf\nP: Apply and remove shelf (pop)\nS: Snapshot to a shelf\nC-k: Delete shelf"
1063 'keymap vc-bzr-shelve-map))
1066 (propertize "Shelves : " 'face 'font-lock-type-face
1067 'help-echo shelve-help-echo)
1068 (propertize "No shelved changes"
1069 'help-echo shelve-help-echo
1070 'face 'font-lock-variable-name-face))))))
1072 (defun vc-bzr-shelve (name)
1074 (interactive "sShelf name: ")
1075 (let ((root (vc-bzr-root default-directory)))
1077 (vc-bzr-command "shelve" nil 0 nil "--all" "-m" name)
1078 (vc-resynch-buffer root t t))))
1080 (defun vc-bzr-shelve-show (name)
1081 "Show the contents of shelve NAME."
1082 (interactive "sShelve name: ")
1083 (vc-setup-buffer "*vc-diff*")
1084 ;; FIXME: how can you show the contents of a shelf?
1085 (vc-bzr-command "unshelve" "*vc-diff*" 'async nil "--preview" name)
1086 (set-buffer "*vc-diff*")
1088 (setq buffer-read-only t)
1089 (pop-to-buffer (current-buffer)))
1091 (defun vc-bzr-shelve-apply (name)
1092 "Apply shelve NAME and remove it afterwards."
1093 (interactive "sApply (and remove) shelf: ")
1094 (vc-bzr-command "unshelve" nil 0 nil "--apply" name)
1095 (vc-resynch-buffer (vc-bzr-root default-directory) t t))
1097 (defun vc-bzr-shelve-apply-and-keep (name)
1098 "Apply shelve NAME and keep it afterwards."
1099 (interactive "sApply (and keep) shelf: ")
1100 (vc-bzr-command "unshelve" nil 0 nil "--apply" "--keep" name)
1101 (vc-resynch-buffer (vc-bzr-root default-directory) t t))
1103 (defun vc-bzr-shelve-snapshot ()
1104 "Create a stash with the current tree state."
1106 (vc-bzr-command "shelve" nil 0 nil "--all" "-m"
1107 (let ((ct (current-time)))
1109 (format-time-string "Snapshot on %Y-%m-%d" ct)
1110 (format-time-string " at %H:%M" ct))))
1111 (vc-bzr-command "unshelve" nil 0 nil "--apply" "--keep")
1112 (vc-resynch-buffer (vc-bzr-root default-directory) t t))
1114 (defun vc-bzr-shelve-list ()
1116 (vc-bzr-command "shelve" (current-buffer) 1 nil "--list" "-q")
1120 (buffer-substring (point-min) (point-max))
1123 (defun vc-bzr-shelve-get-at-point (point)
1127 (if (looking-at "^ +\\([0-9]+\\):")
1129 (error "Cannot find shelf at point"))))
1131 (defun vc-bzr-shelve-delete-at-point ()
1133 (let ((shelve (vc-bzr-shelve-get-at-point (point))))
1134 (when (y-or-n-p (format "Remove shelf %s ? " shelve))
1135 (vc-bzr-command "unshelve" nil 0 nil "--delete-only" shelve)
1138 (defun vc-bzr-shelve-show-at-point ()
1140 (vc-bzr-shelve-show (vc-bzr-shelve-get-at-point (point))))
1142 (defun vc-bzr-shelve-apply-at-point ()
1144 (vc-bzr-shelve-apply (vc-bzr-shelve-get-at-point (point))))
1146 (defun vc-bzr-shelve-apply-and-keep-at-point ()
1148 (vc-bzr-shelve-apply-and-keep (vc-bzr-shelve-get-at-point (point))))
1150 (defun vc-bzr-shelve-menu (e)
1152 (vc-dir-at-event e (popup-menu vc-bzr-shelve-menu-map e)))
1154 (defun vc-bzr-revision-table (files)
1155 (let ((vc-bzr-revisions '())
1156 (default-directory (file-name-directory (car files))))
1158 (vc-bzr-command "log" t 0 files "--line")
1159 (let ((start (point-min))
1160 (loglines (buffer-substring-no-properties (point-min) (point-max))))
1161 (while (string-match "^\\([0-9]+\\):" loglines)
1162 (push (match-string 1 loglines) vc-bzr-revisions)
1163 (setq start (+ start (match-end 0)))
1164 (setq loglines (buffer-substring-no-properties start (point-max))))))
1167 (defun vc-bzr-conflicted-files (dir)
1168 (let ((default-directory (vc-bzr-root dir))
1171 (vc-bzr-command "status" t 0 default-directory)
1172 (goto-char (point-min))
1173 (when (re-search-forward "^conflicts:\n" nil t)
1174 (while (looking-at " \\(?:Text conflict in \\(.*\\)\\|.*\\)\n")
1176 (push (expand-file-name (match-string 1)) files))
1177 (goto-char (match-end 0)))))
1180 ;;; Revision completion
1183 (defconst vc-bzr-revision-keywords
1184 ;; bzr help revisionspec | sed -ne 's/^\([a-z]*\):$/"\1"/p' | sort -u
1185 '("ancestor" "annotate" "before" "branch" "date" "last" "mainline" "revid"
1186 "revno" "submit" "tag")))
1188 (defun vc-bzr-revision-completion-table (files)
1189 (lexical-let ((files files))
1190 ;; What about using `files'?!? --Stef
1191 (lambda (string pred action)
1193 ((string-match "\\`\\(ancestor\\|branch\\|\\(revno:\\)?[-0-9]+:\\):"
1195 (completion-table-with-context (substring string 0 (match-end 0))
1197 'completion-table-with-predicate
1198 'completion-file-name-table
1199 'file-directory-p t)
1200 (substring string (match-end 0))
1203 ((string-match "\\`\\(before\\):" string)
1204 (completion-table-with-context (substring string 0 (match-end 0))
1205 (vc-bzr-revision-completion-table files)
1206 (substring string (match-end 0))
1209 ((string-match "\\`\\(tag\\):" string)
1210 (let ((prefix (substring string 0 (match-end 0)))
1211 (tag (substring string (match-end 0)))
1213 process-file-side-effects)
1215 ;; "bzr-1.2 tags" is much faster with --show-ids.
1216 (process-file vc-bzr-program nil '(t) nil "tags" "--show-ids")
1217 ;; The output is ambiguous, unless we assume that revids do not
1219 (goto-char (point-min))
1220 (while (re-search-forward "^\\(.*[^ \n]\\) +[^ \n]*$" nil t)
1221 (push (match-string-no-properties 1) table)))
1222 (completion-table-with-context prefix table tag pred action)))
1224 ((string-match "\\`annotate:" string)
1225 (completion-table-with-context
1226 (substring string 0 (match-end 0))
1227 (apply-partially #'completion-table-with-terminator '(":" . "\\`a\\`")
1228 #'completion-file-name-table)
1229 (substring string (match-end 0)) pred action))
1231 ((string-match "\\`date:" string)
1232 (completion-table-with-context
1233 (substring string 0 (match-end 0))
1234 '("yesterday" "today" "tomorrow")
1235 (substring string (match-end 0)) pred action))
1237 ((string-match "\\`\\([a-z]+\\):" string)
1238 ;; no actual completion for the remaining keywords.
1239 (completion-table-with-context (substring string 0 (match-end 0))
1240 (if (member (match-string 1 string)
1241 vc-bzr-revision-keywords)
1242 ;; If it's a valid keyword,
1243 ;; use a non-empty table to
1246 (substring string (match-end 0))
1250 ;; Could use completion-table-with-terminator, except that it
1251 ;; currently doesn't work right w.r.t pcm and doesn't give
1252 ;; the *Completions* output we want.
1253 (complete-with-action action (eval-when-compile
1254 (mapcar (lambda (s) (concat s ":"))
1255 vc-bzr-revision-keywords))
1260 ;;; vc-bzr.el ends here