;;; vc-cvs.el --- non-resident support for CVS version-control
;; Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003,
-;; 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+;; 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
;; Author: FSF (see vc.el for full credits)
;; Maintainer: Andre Spiegel <spiegel@gnu.org>
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
+;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
'edited)))
(defun vc-cvs-dir-state (dir)
- "Find the CVS state of all files in DIR."
+ "Find the CVS state of all files in DIR and subdirectories."
;; if DIR is not under CVS control, don't do anything.
(when (file-readable-p (expand-file-name "CVS/Entries" dir))
(if (vc-stay-local-p dir)
;; Don't specify DIR in this command, the default-directory is
;; enough. Otherwise it might fail with remote repositories.
(with-temp-buffer
- (vc-cvs-command t 0 nil "status" "-l")
+ (buffer-disable-undo) ;; Because these buffers can get huge
+ (vc-cvs-command t 0 nil "status")
(goto-char (point-min))
(while (re-search-forward "^=+\n\\([^=\n].*\n\\|\n\\)+" nil t)
(narrow-to-region (match-beginning 0) (match-end 0))
(goto-char (point-max))
(widen)))))))
-(defun vc-cvs-workfile-version (file)
- "CVS-specific version of `vc-workfile-version'."
+(defun vc-cvs-working-revision (file)
+ "CVS-specific version of `vc-working-revision'."
;; There is no need to consult RCS headers under CVS, because we
;; get the workfile version for free when we recognize that a file
;; is registered in CVS.
(vc-cvs-registered file)
- (vc-file-getprop file 'vc-workfile-version))
+ (vc-file-getprop file 'vc-working-revision))
(defun vc-cvs-checkout-model (file)
"CVS-specific version of `vc-checkout-model'."
(let* ((sticky-tag (vc-file-getprop file 'vc-cvs-sticky-tag))
help-echo
(string
- (if (string= (vc-workfile-version file) "0")
+ (if (string= (vc-working-revision file) "0")
;; A file that is added but not yet committed.
(progn
(setq help-echo "Added file (needs commit) under CVS")
"CVS-specific version of `vc-dired-state-info'."
(let ((cvs-state (vc-state file)))
(cond ((eq cvs-state 'edited)
- (if (equal (vc-workfile-version file) "0")
+ (if (equal (vc-working-revision file) "0")
"(added)" "(modified)"))
- ((eq cvs-state 'needs-patch) "(patch)")
- ((eq cvs-state 'needs-merge) "(merge)"))))
-
+ (t
+ (vc-default-dired-state-info 'CVS file)))))
;;;
;;; State-changing functions
`vc-register-switches' and `vc-cvs-register-switches' are passed to
the CVS command (in that order)."
- (when (and (not (vc-cvs-responsible-p file))
- (vc-cvs-could-register file))
- ;; Register the directory if needed.
- (vc-cvs-register (directory-file-name (file-name-directory file))))
- (apply 'vc-cvs-command nil 0 files
- "add"
- (and comment (string-match "[^\t\n ]" comment)
- (concat "-m" comment))
- (vc-switches 'CVS 'register)))
+ ;; Register the directories if needed.
+ (let (dirs)
+ (dolist (file files)
+ (and (not (vc-cvs-responsible-p file))
+ (vc-cvs-could-register file)
+ (push (directory-file-name (file-name-directory file)) dirs)))
+ (if dirs (vc-cvs-register dirs)))
+ (apply 'vc-cvs-command nil 0 files
+ "add"
+ (and comment (string-match "[^\t\n ]" comment)
+ (concat "-m" comment))
+ (vc-switches 'CVS 'register)))
(defun vc-cvs-responsible-p (file)
"Return non-nil if CVS thinks it is responsible for FILE."
(defun vc-cvs-checkin (files rev comment)
"CVS-specific version of `vc-backend-checkin'."
- (unless (or (not rev) (vc-cvs-valid-version-number-p rev))
+ (unless (or (not rev) (vc-cvs-valid-revision-number-p rev))
(if (not (vc-cvs-valid-symbolic-tag-name-p rev))
(error "%s is not a valid symbolic tag name" rev)
;; If the input revison is a valid symbolic tag name, we create it
((re-search-forward "Up-to-date check failed" nil t)
(mapc (lambda (file) (vc-file-setprop file 'vc-state 'needs-merge))
files)
- (error (substitute-command-keys
+ (error "%s" (substitute-command-keys
(concat "Up-to-date check failed: "
"type \\[vc-next-action] to merge in changes"))))
(t
(goto-char (point-min))
(shrink-window-if-larger-than-buffer)
(error "Check-in failed"))))
- ;; Single-file commit? Then update the version by parsing the buffer.
+ ;; Single-file commit? Then update the revision by parsing the buffer.
;; Otherwise we can't necessarily tell what goes with what; clear
;; its properties so they have to be refetched.
(if (= (length files) 1)
(vc-file-setprop
- (car files) 'vc-workfile-version
+ (car files) 'vc-working-revision
(vc-parse-buffer "^\\(new\\|initial\\) revision: \\([0-9.]+\\)" 2))
(mapc (lambda (file) (vc-file-clearprops file)) files))
;; Anyway, forget the checkout model of the file, because we might have
(if (and rev (not (vc-cvs-valid-symbolic-tag-name-p rev)))
(vc-cvs-command nil 0 files "update" "-A"))))
-(defun vc-cvs-find-version (file rev buffer)
+(defun vc-cvs-find-revision (file rev buffer)
(apply 'vc-cvs-command
buffer 0 file
"-Q" ; suppress diagnostic output
(vc-cvs-command nil 0 file "edit")
(set-file-modes file (logior (file-modes file) 128))
(if (equal file buffer-file-name) (toggle-read-only -1))))
- ;; Check out a particular version (or recreate the file).
- (vc-file-setprop file 'vc-workfile-version nil)
+ ;; Check out a particular revision (or recreate the file).
+ (vc-file-setprop file 'vc-working-revision nil)
(apply 'vc-cvs-command nil 0 file
(and editable "-w")
"update"
(vc-cvs-command nil 0 file "commit" "-mRemoved."))
(defun vc-cvs-revert (file &optional contents-done)
- "Revert FILE to the version on which it was based."
+ "Revert FILE to the working revision on which it was based."
(vc-default-revert 'CVS file contents-done)
(unless (eq (vc-checkout-model file) 'implicit)
(if vc-cvs-use-edit
;; Make the file read-only by switching off all w-bits
(set-file-modes file (logand (file-modes file) 3950)))))
-(defun vc-cvs-merge (file first-version &optional second-version)
+(defun vc-cvs-merge (file first-revision &optional second-revision)
"Merge changes into current working copy of FILE.
-The changes are between FIRST-VERSION and SECOND-VERSION."
+The changes are between FIRST-REVISION and SECOND-REVISION."
(vc-cvs-command nil 0 file
"update" "-kk"
- (concat "-j" first-version)
- (concat "-j" second-version))
+ (concat "-j" first-revision)
+ (concat "-j" second-revision))
(vc-file-setprop file 'vc-state 'edited)
(with-current-buffer (get-buffer "*vc*")
(goto-char (point-min))
(defun vc-cvs-merge-news (file)
"Merge in any new changes made to FILE."
(message "Merging changes into %s..." file)
- ;; (vc-file-setprop file 'vc-workfile-version nil)
+ ;; (vc-file-setprop file 'vc-working-revision nil)
(vc-file-setprop file 'vc-checkout-time 0)
- (vc-cvs-command nil 0 file "update")
+ (vc-cvs-command nil nil file "update")
;; Analyze the merge result reported by CVS, and set
;; file properties accordingly.
(with-current-buffer (get-buffer "*vc*")
(goto-char (point-min))
- ;; get new workfile version
+ ;; get new working revision
(if (re-search-forward
"^Merging differences between [0-9.]* and \\([0-9.]*\\) into" nil t)
- (vc-file-setprop file 'vc-workfile-version (match-string 1))
- (vc-file-setprop file 'vc-workfile-version nil))
+ (vc-file-setprop file 'vc-working-revision (match-string 1))
+ (vc-file-setprop file 'vc-working-revision nil))
;; get file status
(prog1
(if (eq (buffer-size) 0)
(error "Couldn't analyze cvs update result")))
(message "Merging changes into %s...done" file))))
+(defun vc-cvs-modify-change-comment (files rev comment)
+ "Modify the change comments for FILES on a specified REV.
+Will fail unless you have administrative privileges on the repo."
+ (vc-cvs-command nil 0 files "rcs" (concat "-m" comment ":" rev)))
;;;
;;; History functions
;;;
(defun vc-cvs-print-log (files &optional buffer)
- "Get change log associated with FILE."
+ "Get change logs associated with FILES."
+ ;; It's just the catenation of the individual logs.
(vc-cvs-command
buffer
- (if (and (vc-stay-local-p files) (fboundp 'start-process)) 'async 0)
+ (if (vc-stay-local-p files) 'async 0)
files "log"))
(defun vc-cvs-wash-log ()
nil)
(defun vc-cvs-diff (files &optional oldvers newvers buffer)
- "Get a difference report using CVS between two versions of FILE."
- (let* ((async (and (not vc-disable-async-diff)
- (vc-stay-local-p files)
- (fboundp 'start-process)))
- (status (apply 'vc-cvs-command (or buffer "*vc-diff*")
+ "Get a difference report using CVS between two revisions of FILE."
+ (let* ((async (and (not vc-disable-async-diff)
+ (vc-stay-local-p files)))
+ (invoke-cvs-diff-list nil)
+ status)
+ ;; Look through the file list and see if any files have backups
+ ;; that can be used to do a plain "diff" instead of "cvs diff".
+ (dolist (file files)
+ (let ((ov oldvers)
+ (nv newvers))
+ (when (or (not ov) (string-equal ov ""))
+ (setq ov (vc-working-revision file)))
+ (when (string-equal nv "")
+ (setq nv nil))
+ (let ((file-oldvers (vc-version-backup-file file ov))
+ (file-newvers (if (not nv)
+ file
+ (vc-version-backup-file file nv)))
+ (coding-system-for-read (vc-coding-system-for-diff file)))
+ (if (and file-oldvers file-newvers)
+ (progn
+ (apply 'vc-do-command (or buffer "*vc-diff*") 1 "diff" nil
+ (append (if (listp diff-switches)
+ diff-switches
+ (list diff-switches))
+ (if (listp vc-diff-switches)
+ vc-diff-switches
+ (list vc-diff-switches))
+ (list (file-relative-name file-oldvers)
+ (file-relative-name file-newvers))))
+ (setq status 0))
+ (push file invoke-cvs-diff-list)))))
+ (when invoke-cvs-diff-list
+ (setq status (apply 'vc-cvs-command (or buffer "*vc-diff*")
(if async 'async 1)
- files "diff"
+ invoke-cvs-diff-list "diff"
(and oldvers (concat "-r" oldvers))
(and newvers (concat "-r" newvers))
(vc-switches 'CVS 'diff))))
- (if async 1 status))) ; async diff, pessimistic assumption
+ (if async 1 status))) ; async diff, pessimistic assumption
+
(defun vc-cvs-diff-tree (dir &optional rev1 rev2)
"Diff all files at and below DIR."
(set-process-filter process vc-filter)
(funcall vc-filter process (substring string (match-beginning 0))))))
-(defun vc-cvs-annotate-command (file buffer &optional version)
+(defun vc-cvs-annotate-command (file buffer &optional revision)
"Execute \"cvs annotate\" on FILE, inserting the contents in BUFFER.
-Optional arg VERSION is a version to annotate from."
+Optional arg REVISION is a revision to annotate from."
(vc-cvs-command buffer
- (if (and (vc-stay-local-p file) (fboundp 'start-process))
+ (if (vc-stay-local-p file)
'async 0)
file "annotate"
- (if version (concat "-r" version)))
+ (if revision (concat "-r" revision)))
;; Strip the leading few lines.
(let ((proc (get-buffer-process buffer)))
(if proc
systime, or nil if there is none."
(let* ((bol (point))
(cache (get-text-property bol 'vc-cvs-annotate-time))
- buffer-read-only)
+ (inhibit-read-only t)
+ (inhibit-modification-hooks t))
(cond
(cache)
((looking-at
bol (1+ bol) 'vc-cvs-annotate-time
(setq cache (cons
;; Position at end makes for nicer overlay result.
- (match-end 0)
+ ;; Don't put actual buffer pos here, but only relative
+ ;; distance, so we don't ever move backward in the
+ ;; goto-char below, even if the text is moved.
+ (- (match-end 0) (match-beginning 0))
(vc-annotate-convert-time
(encode-time 0 0 0 day month year))))))))
(when cache
- (goto-char (car cache)) ; fontify from here to eol
+ (goto-char (+ bol (car cache))) ; Fontify from here to eol.
(cdr cache)))) ; days (float)
(defun vc-cvs-annotate-extract-revision-at-line ()
;;;
(defun vc-cvs-create-snapshot (dir name branchp)
- "Assign to DIR's current version a given NAME.
+ "Assign to DIR's current revision a given NAME.
If BRANCHP is non-nil, the name is created as a branch (and the current
workspace is immediately moved to that new branch)."
(vc-cvs-command nil 0 dir "tag" "-c" (if branchp "-b") name)
((or (string= state "U")
(string= state "P"))
(vc-file-setprop file 'vc-state 'up-to-date)
- (vc-file-setprop file 'vc-workfile-version nil)
+ (vc-file-setprop file 'vc-working-revision nil)
(vc-file-setprop file 'vc-checkout-time
(nth 5 (file-attributes file))))
((or (string= state "M")
(string= state "C"))
(vc-file-setprop file 'vc-state 'edited)
- (vc-file-setprop file 'vc-workfile-version nil)
+ (vc-file-setprop file 'vc-working-revision nil)
(vc-file-setprop file 'vc-checkout-time 0)))
(vc-file-setprop file 'vc-cvs-sticky-tag sticky-tag)
(vc-resynch-buffer file t t))))
;;; Internal functions
;;;
+(defun vc-cvs-root (dir)
+ (vc-find-root dir "CVS" t))
+
(defun vc-cvs-command (buffer okstatus files &rest flags)
"A wrapper around `vc-do-command' for use in vc-cvs.el.
The difference to vc-do-command is that this function always invokes `cvs',
(defun vc-cvs-parse-status (&optional full)
"Parse output of \"cvs status\" command in the current buffer.
Set file properties accordingly. Unless FULL is t, parse only
-essential information."
+essential information. Note that this can never set the 'ignored
+state."
(let (file status)
(goto-char (point-min))
+ (while (looking-at "? \\(.*\\)")
+ (setq file (expand-file-name (match-string 1)))
+ (vc-file-setprop file 'vc-state 'unregistered)
+ (forward-line 1))
(if (re-search-forward "^File: " nil t)
(cond
((looking-at "no file") nil)
"\\(RCS Version\\|RCS Revision\\|Repository revision\\):\
\[\t ]+\\([0-9.]+\\)"
nil t))
- (vc-file-setprop file 'vc-latest-version (match-string 2)))
+ (vc-file-setprop file 'vc-latest-revision (match-string 2)))
(vc-file-setprop
file 'vc-state
(cond
(and (string-match "^[a-zA-Z]" tag)
(not (string-match "[^a-z0-9A-Z-_]" tag))))
-(defun vc-cvs-valid-version-number-p (tag)
- "Return non-nil if TAG is a valid version number."
+(defun vc-cvs-valid-revision-number-p (tag)
+ "Return non-nil if TAG is a valid revision number."
(and (string-match "^[0-9]" tag)
(not (string-match "[^0-9.]" tag))))
(cond
;; entry for a "locally added" file (not yet committed)
((looking-at "/[^/]+/0/")
+ (vc-file-setprop file 'vc-backend 'CVS)
(vc-file-setprop file 'vc-checkout-time 0)
- (vc-file-setprop file 'vc-workfile-version "0")
+ (vc-file-setprop file 'vc-working-revision "0")
(if set-state (vc-file-setprop file 'vc-state 'edited)))
;; normal entry
((looking-at
;; sticky tag
"\\(.\\|\\)" ;Sticky tag type (date or tag name, could be empty)
"\\(.*\\)")) ;Sticky tag
- (vc-file-setprop file 'vc-workfile-version (match-string 1))
+ (vc-file-setprop file 'vc-backend 'CVS)
+ (vc-file-setprop file 'vc-working-revision (match-string 1))
(vc-file-setprop file 'vc-cvs-sticky-tag
(vc-cvs-parse-sticky-tag (match-string 4)
(match-string 5)))
(push (match-string 1) res))
res)))
-(defun vc-cvs-revision-completion-table (file)
- (lexical-let ((file file)
+(defun vc-cvs-revision-completion-table (files)
+ (lexical-let ((files files)
table)
(setq table (lazy-completion-table
- table (lambda () (vc-cvs-revision-table file))))
+ table (lambda () (vc-cvs-revision-table (car files)))))
table))