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[emacs.git] / lisp / pcvs-defs.el
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1 ;;; pcvs-defs.el --- variable definitions for PCL-CVS
3 ;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4 ;; 2000, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
6 ;; Author: Stefan Monnier <monnier@iro.umontreal.ca>
7 ;; Keywords: pcl-cvs
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; any later version.
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
26 ;;; Commentary:
29 ;;; Code:
31 (eval-when-compile (require 'cl))
32 (require 'pcvs-util)
34 ;;;; -------------------------------------------------------
35 ;;;; START OF THINGS TO CHECK WHEN INSTALLING
37 (defvar cvs-program "cvs"
38 "*Name or full path of the cvs executable.")
40 (defvar cvs-version
41 ;; With the divergence of the CVSNT codebase and version numbers, this is
42 ;; not really good any more.
43 (ignore-errors
44 (with-temp-buffer
45 (call-process cvs-program nil t nil "-v")
46 (goto-char (point-min))
47 (when (re-search-forward "(CVS\\(NT\\)?) \\([0-9]+\\)\\.\\([0-9]+\\)"
48 nil t)
49 (cons (string-to-number (match-string 1))
50 (string-to-number (match-string 2))))))
51 "*Version of `cvs' installed on your system.
52 It must be in the (MAJOR . MINOR) format.")
54 ;; FIXME: this is only used by cvs-mode-diff-backup
55 (defvar cvs-diff-program (or (and (boundp 'diff-command) diff-command) "diff")
56 "*Name or full path of the best diff program you've got.
57 NOTE: there are some nasty bugs in the context diff variants of some vendor
58 versions, such as the one in SunOS-4.")
60 ;;;; END OF THINGS TO CHECK WHEN INSTALLING
61 ;;;; --------------------------------------------------------
63 ;;;;
64 ;;;; User configuration variables:
65 ;;;;
66 ;;;; NOTE: these should be set in your ~/.emacs (or site-lisp/default.el) file.
67 ;;;;
69 (defgroup pcl-cvs nil
70 "Special support for the CVS versioning system."
71 :version "21.1"
72 :group 'tools
73 :prefix "cvs-")
76 ;; cvsrc options
79 (defcustom cvs-cvsrc-file "~/.cvsrc"
80 "Path to your cvsrc file."
81 :group 'pcl-cvs
82 :type '(file))
84 (defvar cvs-shared-start 4
85 "Index of the first shared flag.
86 If set to 4, for instance, a numeric argument smaller than 4 will
87 select a non-shared flag, while a numeric argument greater than 3
88 will select a shared-flag.")
90 (defvar cvs-shared-flags (make-list cvs-shared-start nil)
91 "List of flags whose settings is shared among several commands.")
93 (defvar cvs-cvsroot nil
94 "*Specifies where the (current) cvs master repository is.
95 Overrides the environment variable $CVSROOT by sending \" -d dir\" to
96 all CVS commands. This switch is useful if you have multiple CVS
97 repositories. It can be set interactively with \\[cvs-change-cvsroot.]
98 There is no need to set this if $CVSROOT is set to a correct value.")
100 (defcustom cvs-auto-remove-handled nil
101 "If up-to-date files should be acknowledged automatically.
102 If T, they will be removed from the *cvs* buffer after every command.
103 If DELAYED, they will be removed from the *cvs* buffer before every command.
104 If STATUS, they will only be removed after a `cvs-mode-status' command.
105 Else, they will never be automatically removed from the *cvs* buffer."
106 :group 'pcl-cvs
107 :type '(choice (const nil) (const status) (const delayed) (const t)))
109 (defcustom cvs-auto-remove-directories 'handled
110 "If ALL, directory entries will never be shown.
111 If HANDLED, only non-handled directories will be shown.
112 If EMPTY, only non-empty directories will be shown."
113 :group 'pcl-cvs
114 :type '(choice (const :tag "No" nil) (const all) (const handled) (const empty)))
116 (defcustom cvs-auto-revert t
117 "Non-nil if changed files should automatically be reverted."
118 :group 'pcl-cvs
119 :type '(boolean))
121 (defcustom cvs-sort-ignore-file t
122 "Non-nil if `cvs-mode-ignore' should sort the .cvsignore automatically."
123 :group 'pcl-cvs
124 :type '(boolean))
126 (defcustom cvs-force-dir-tag t
127 "If non-nil, tagging can only be applied to directories.
128 Tagging should generally be applied a directory at a time, but sometimes it is
129 useful to be able to tag a single file. The normal way to do that is to use
130 `cvs-mode-force-command' so as to temporarily override the restrictions,"
131 :group 'pcl-cvs
132 :type '(boolean))
134 (defcustom cvs-default-ignore-marks nil
135 "Non-nil if cvs mode commands should ignore any marked files.
136 Normally they run on the files that are marked (with `cvs-mode-mark'),
137 or the file under the cursor if no files are marked. If this variable
138 is set to a non-nil value they will by default run on the file on the
139 current line. See also `cvs-invert-ignore-marks'"
140 :group 'pcl-cvs
141 :type '(boolean))
143 (defvar cvs-diff-ignore-marks t)
144 (make-obsolete-variable 'cvs-diff-ignore-marks
145 'cvs-invert-ignore-marks)
147 (defcustom cvs-invert-ignore-marks
148 (let ((l ()))
149 (unless (equal cvs-diff-ignore-marks cvs-default-ignore-marks)
150 (push "diff" l))
151 (when (and cvs-force-dir-tag (not cvs-default-ignore-marks))
152 (push "tag" l))
154 "List of cvs commands that invert the default ignore-mark behavior.
155 Commands in this set will use the opposite default from the one set
156 in `cvs-default-ignore-marks'."
157 :group 'pcl-cvs
158 :type '(set (const "diff")
159 (const "tag")
160 (const "ignore")))
162 (defcustom cvs-confirm-removals t
163 "Ask for confirmation before removing files.
164 Non-nil means that PCL-CVS will ask confirmation before removing files
165 except for files whose content can readily be recovered from the repository.
166 A value of `list' means that the list of files to be deleted will be
167 displayed when asking for confirmation."
168 :group 'pcl-cvs
169 :type '(choice (const list)
170 (const t)
171 (const nil)))
173 (defcustom cvs-add-default-message nil
174 "Default message to use when adding files.
175 If set to nil, `cvs-mode-add' will always prompt for a message."
176 :group 'pcl-cvs
177 :type '(choice (const :tag "Prompt" nil)
178 (string)))
180 (defvar cvs-diff-buffer-name "*cvs-diff*")
181 (make-obsolete-variable 'cvs-diff-buffer-name
182 'cvs-buffer-name-alist)
184 (defcustom cvs-find-file-and-jump nil
185 "Jump to the modified area when finding a file.
186 If non-nil, `cvs-mode-file-file' will place the cursor at the beginning of
187 the modified area. If the file is not locally modified, this will obviously
188 have no effect."
189 :group 'pcl-cvs
190 :type '(boolean))
192 (defcustom cvs-buffer-name-alist
193 '(("diff" cvs-diff-buffer-name diff-mode)
194 ("status" "*cvs-info*" cvs-status-mode)
195 ("tree" "*cvs-info*" cvs-status-mode)
196 ("message" "*cvs-commit*" nil log-edit)
197 ("log" "*cvs-info*" log-view-mode))
198 "Buffer name and mode to be used for each command.
199 This is a list of elements of the form
201 (CMD BUFNAME MODE &optional POSTPROC)
203 CMD is the name of the command.
204 BUFNAME is an expression that should evaluate to a string used as
205 a buffer name. It can use the variable CMD if it wants to.
206 MODE is the command to use to setup the buffer.
207 POSTPROC is a function that should be executed when the command terminates
209 The CMD used for `cvs-mode-commit' is \"message\". For that special
210 case, POSTPROC is called just after MODE with special arguments."
211 :group 'pcl-cvs
212 :type '(repeat
213 (list (choice (const "diff")
214 (const "status")
215 (const "tree")
216 (const "message")
217 (const "log")
218 (string))
219 (choice (const "*vc-diff*")
220 (const "*cvs-info*")
221 (const "*cvs-commit*")
222 (const (expand-file-name "*cvs-commit*"))
223 (const (format "*cvs-%s*" cmd))
224 (const (expand-file-name (format "*cvs-%s*" cmd)))
225 (sexp :value "my-cvs-info-buffer")
226 (const nil))
227 (choice (function-item diff-mode)
228 (function-item cvs-edit-mode)
229 (function-item cvs-status-mode)
230 function
231 (const nil))
232 (set :inline t
233 (choice (function-item cvs-status-cvstrees)
234 (function-item cvs-status-trees)
235 function)))))
237 (defvar cvs-buffer-name '(expand-file-name "*cvs*" dir) ;; "*cvs*"
238 "Name of the cvs buffer.
239 This expression will be evaluated in an environment where DIR is set to
240 the directory name of the cvs buffer.")
242 (defvar cvs-temp-buffer-name
243 ;; Was '(expand-file-name " *cvs-tmp*" dir), but that causes them to
244 ;; become non-hidden if uniquification is done `forward'.
245 " *cvs-tmp*"
246 "*Name of the cvs temporary buffer.
247 Output from cvs is placed here for asynchronous commands.")
249 (defcustom cvs-idiff-imerge-handlers
250 (if (fboundp 'ediff)
251 '(cvs-ediff-diff . cvs-ediff-merge)
252 '(cvs-emerge-diff . cvs-emerge-merge))
253 "Pair of functions to be used for resp. diff'ing and merg'ing interactively."
254 :group 'pcl-cvs
255 :type '(choice (const :tag "Ediff" (cvs-ediff-diff . cvs-ediff-merge))
256 (const :tag "Emerge" (cvs-emerge-diff . cvs-emerge-merge))))
258 (defvar cvs-mode-hook nil
259 "Run after `cvs-mode' was setup.")
262 ;;;;
263 ;;;; Internal variables, used in the process buffer.
264 ;;;;
266 (defvar cvs-postprocess nil
267 "(Buffer local) what to do once the process exits.")
269 ;;;;
270 ;;;; Internal variables for the *cvs* buffer.
271 ;;;;
273 (defcustom cvs-reuse-cvs-buffer 'subdir
274 "When to reuse an existing cvs buffer.
275 Alternatives are:
276 CURRENT: just reuse the current buffer if it is a cvs buffer
277 SAMEDIR: reuse any cvs buffer displaying the same directory
278 SUBDIR: or reuse any cvs buffer displaying any sub- or super- directory
279 ALWAYS: reuse any cvs buffer."
280 :group 'pcl-cvs
281 :type '(choice (const always) (const subdir) (const samedir) (const current)))
283 (defvar cvs-temp-buffer nil
284 "(Buffer local) The temporary buffer associated with this *cvs* buffer.")
286 (defvar cvs-lock-file nil
287 "Full path to a lock file that CVS is waiting for (or was waiting for).
288 This variable is buffer local and only used in the *cvs* buffer.")
290 (defvar cvs-lock-file-regexp "^#cvs\\.\\([trw]fl\\.[-.a-z0-9]+\\|lock\\)\\'"
291 "Regexp matching the possible names of locks in the CVS repository.")
293 (defconst cvs-cursor-column 22
294 "Column to position cursor in in `cvs-mode'.")
296 ;;;;
297 ;;;; Global internal variables
298 ;;;;
300 (defconst cvs-vendor-branch "1.1.1"
301 "The default branch used by CVS for vendor code.")
303 (easy-mmode-defmap cvs-mode-diff-map
304 '(("E" "imerge" . cvs-mode-imerge)
305 ("=" . cvs-mode-diff)
306 ("e" "idiff" . cvs-mode-idiff)
307 ("2" "other" . cvs-mode-idiff-other)
308 ("d" "diff" . cvs-mode-diff)
309 ("b" "backup" . cvs-mode-diff-backup)
310 ("h" "head" . cvs-mode-diff-head)
311 ("r" "repository" . cvs-mode-diff-repository)
312 ("y" "yesterday" . cvs-mode-diff-yesterday)
313 ("v" "vendor" . cvs-mode-diff-vendor))
314 "Keymap for diff-related operations in `cvs-mode'."
315 :name "Diff")
316 ;; This is necessary to allow correct handling of \\[cvs-mode-diff-map]
317 ;; in substitute-command-keys.
318 (fset 'cvs-mode-diff-map cvs-mode-diff-map)
320 (easy-mmode-defmap cvs-mode-map
321 ;;(define-prefix-command 'cvs-mode-map-diff-prefix)
322 ;;(define-prefix-command 'cvs-mode-map-control-c-prefix)
323 '(;; simulate `suppress-keymap'
324 (self-insert-command . undefined)
325 (("0" "1" "2" "3" "4" "5" "6" "7" "8" "9") . digit-argument)
326 ("-" . negative-argument)
327 ;; various
328 ;; (undo . cvs-mode-undo)
329 ("?" . cvs-help)
330 ("h" . cvs-help)
331 ("q" . cvs-bury-buffer)
332 ("z" . kill-this-buffer)
333 ("F" . cvs-mode-set-flags)
334 ;; ("\M-f" . cvs-mode-force-command)
335 ("!" . cvs-mode-force-command)
336 ("\C-c\C-c" . cvs-mode-kill-process)
337 ;; marking
338 ("m" . cvs-mode-mark)
339 ("M" . cvs-mode-mark-all-files)
340 ("S" . cvs-mode-mark-on-state)
341 ("u" . cvs-mode-unmark)
342 ("\C-?". cvs-mode-unmark-up)
343 ("%" . cvs-mode-mark-matching-files)
344 ("T" . cvs-mode-toggle-marks)
345 ("\M-\C-?" . cvs-mode-unmark-all-files)
346 ;; navigation keys
347 (" " . cvs-mode-next-line)
348 ("n" . cvs-mode-next-line)
349 ("p" . cvs-mode-previous-line)
350 ;; M- keys are usually those that operate on modules
351 ;;("\M-C". cvs-mode-rcs2log) ; i.e. "Create a ChangeLog"
352 ;;("\M-t". cvs-rtag)
353 ;;("\M-l". cvs-rlog)
354 ("\M-c". cvs-checkout)
355 ("\M-e". cvs-examine)
356 ("g" . cvs-mode-revert-buffer)
357 ("\M-u". cvs-update)
358 ("\M-s". cvs-status)
359 ;; diff commands
360 ("=" . cvs-mode-diff)
361 ("d" . cvs-mode-diff-map)
362 ;; keys that operate on individual files
363 ("\C-k" . cvs-mode-acknowledge)
364 ("A" . cvs-mode-add-change-log-entry-other-window)
365 ;;("B" . cvs-mode-byte-compile-files)
366 ("C" . cvs-mode-commit-setup)
367 ("O" . cvs-mode-update)
368 ("U" . cvs-mode-undo)
369 ("I" . cvs-mode-insert)
370 ("a" . cvs-mode-add)
371 ("b" . cvs-set-branch-prefix)
372 ("B" . cvs-set-secondary-branch-prefix)
373 ("c" . cvs-mode-commit)
374 ("e" . cvs-mode-examine)
375 ("f" . cvs-mode-find-file)
376 ("\C-m" . cvs-mode-find-file)
377 ("i" . cvs-mode-ignore)
378 ("l" . cvs-mode-log)
379 ("o" . cvs-mode-find-file-other-window)
380 ("r" . cvs-mode-remove)
381 ("s" . cvs-mode-status)
382 ("t" . cvs-mode-tag)
383 ("v" . cvs-mode-view-file)
384 ("x" . cvs-mode-remove-handled)
385 ;; cvstree bindings
386 ("+" . cvs-mode-tree)
387 ;; mouse bindings
388 ([mouse-2] . cvs-mode-find-file)
389 ([follow-link] . (lambda (pos)
390 (if (eq (get-char-property pos 'face) 'cvs-filename) t)))
391 ([(down-mouse-3)] . cvs-menu)
392 ;; dired-like bindings
393 ("\C-o" . cvs-mode-display-file)
394 ;; Emacs-21 toolbar
395 ;;([tool-bar item1] . (menu-item "Examine" cvs-examine :image (image :file "/usr/share/icons/xpaint.xpm" :type xpm)))
396 ;;([tool-bar item2] . (menu-item "Update" cvs-update :image (image :file "/usr/share/icons/mail1.xpm" :type xpm)))
398 "Keymap for `cvs-mode'."
399 :dense t)
401 (fset 'cvs-mode-map cvs-mode-map)
403 (easy-menu-define cvs-menu cvs-mode-map "Menu used in `cvs-mode'."
404 '("CVS"
405 ["Open file.." cvs-mode-find-file t]
406 [" ..other window" cvs-mode-find-file-other-window t]
407 ["Display in other window" cvs-mode-display-file t]
408 ["Interactive merge" cvs-mode-imerge t]
409 ("View diff"
410 ["Interactive diff" cvs-mode-idiff t]
411 ["Current diff" cvs-mode-diff t]
412 ["Diff with head" cvs-mode-diff-head t]
413 ["Diff with vendor" cvs-mode-diff-vendor t]
414 ["Diff with backup" cvs-mode-diff-backup t])
415 ["View log" cvs-mode-log t]
416 ["View status" cvs-mode-status t]
417 ["View tag tree" cvs-mode-tree t]
418 "----"
419 ["Insert" cvs-mode-insert]
420 ["Update" cvs-mode-update (cvs-enabledp 'update)]
421 ["Re-examine" cvs-mode-examine t]
422 ["Commit" cvs-mode-commit-setup (cvs-enabledp 'commit)]
423 ["Tag" cvs-mode-tag (cvs-enabledp (when cvs-force-dir-tag 'tag))]
424 ["Undo changes" cvs-mode-undo (cvs-enabledp 'undo)]
425 ["Add" cvs-mode-add (cvs-enabledp 'add)]
426 ["Remove" cvs-mode-remove (cvs-enabledp 'remove)]
427 ["Ignore" cvs-mode-ignore (cvs-enabledp 'ignore)]
428 ["Add ChangeLog" cvs-mode-add-change-log-entry-other-window t]
429 "----"
430 ["Mark" cvs-mode-mark t]
431 ["Mark all" cvs-mode-mark-all-files t]
432 ["Mark by regexp..." cvs-mode-mark-matching-files t]
433 ["Mark by state..." cvs-mode-mark-on-state t]
434 ["Unmark" cvs-mode-unmark t]
435 ["Unmark all" cvs-mode-unmark-all-files t]
436 ["Hide handled" cvs-mode-remove-handled t]
437 "----"
438 ["Quit" cvs-mode-quit t]))
440 ;;;;
441 ;;;; CVS-Minor mode
442 ;;;;
444 (defcustom cvs-minor-mode-prefix "\C-xc"
445 "Prefix key for the `cvs-mode' bindings in `cvs-minor-mode'."
446 :group 'pcl-cvs)
448 (easy-mmode-defmap cvs-minor-mode-map
449 `((,cvs-minor-mode-prefix . cvs-mode-map)
450 ("e" . (menu-item nil cvs-mode-edit-log
451 :filter (lambda (x) (if (derived-mode-p 'log-view-mode) x)))))
452 "Keymap for `cvs-minor-mode', used in buffers related to PCL-CVS.")
454 (defvar cvs-buffer nil
455 "(Buffer local) The *cvs* buffer associated with this buffer.")
456 (put 'cvs-buffer 'permanent-local t)
457 ;;(make-variable-buffer-local 'cvs-buffer)
459 (defvar cvs-minor-wrap-function nil
460 "Function to call when switching to the *cvs* buffer.
461 Takes two arguments:
462 - a *cvs* buffer.
463 - a zero-arg function which is guaranteed not to switch buffer.
464 It is expected to call the function.")
465 ;;(make-variable-buffer-local 'cvs-minor-wrap-function)
467 (defvar cvs-minor-current-files)
468 ;;"Current files in a `cvs-minor-mode' buffer."
469 ;; This should stay `void' because we want to be able to tell the difference
470 ;; between an empty list and no list at all.
472 (defconst cvs-pcl-cvs-dirchange-re "^pcl-cvs: descending directory \\(.*\\)$")
474 ;;;;
475 ;;;; autoload the global menu
476 ;;;;
478 ;;;###autoload
479 (defvar cvs-global-menu
480 (let ((m (make-sparse-keymap "PCL-CVS")))
481 (define-key m [status]
482 '(menu-item "Directory Status" cvs-status
483 :help "A more verbose status of a workarea"))
484 (define-key m [checkout]
485 '(menu-item "Checkout Module" cvs-checkout
486 :help "Check out a module from the repository"))
487 (define-key m [update]
488 '(menu-item "Update Directory" cvs-update
489 :help "Fetch updates from the repository"))
490 (define-key m [examine]
491 '(menu-item "Examine Directory" cvs-examine
492 :help "Examine the current state of a workarea"))
493 (fset 'cvs-global-menu m)))
496 ;; cvs-1.10 and above can take file arguments in other directories
497 ;; while others need to be executed once per directory
498 (defvar cvs-execute-single-dir
499 (if (or (null cvs-version)
500 (or (>= (cdr cvs-version) 10) (> (car cvs-version) 1)))
501 ;; Supposedly some recent versions of CVS output some directory info
502 ;; as they recurse downthe tree, but it's not good enough in the case
503 ;; where we run "cvs status foo bar/foo".
504 '("status")
506 "Whether cvs commands should be executed a directory at a time.
507 If a list, specifies for which commands the single-dir mode should be used.
508 If T, single-dir mode should be used for all operations.
510 CVS versions before 1.10 did not allow passing them arguments in different
511 directories, so pcl-cvs checks what version you're using to determine
512 whether to use the new feature or not.
513 Sadly, even with a new cvs executable, if you connect to an older cvs server
514 \(typically a cvs-1.9 on the server), the old restriction applies. In such
515 a case the sanity check made by pcl-cvs fails and you will have to manually
516 set this variable to t (until the cvs server is upgraded).
517 When the above problem occurs, pcl-cvs should (hopefully) catch cvs' error
518 message and replace it with a message telling you to change this variable.")
521 (provide 'pcvs-defs)
523 ;; arch-tag: c7c701d0-d1d4-4aa9-a302-007bb03aca5e
524 ;;; pcvs-defs.el ends here