;;; vc-arch.el --- VC backend for the Arch version-control system
-;; Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+;; Copyright (C) 1995, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
;; Free Software Foundation, Inc.
;; Author: FSF (see vc.el for full credits)
(put 'Arch 'vc-functions nil)
;;;###autoload (defun vc-arch-registered (file)
-;;;###autoload (let ((dir file))
-;;;###autoload (while (and (stringp dir)
-;;;###autoload (not (equal
-;;;###autoload dir (setq dir (file-name-directory dir))))
-;;;###autoload dir)
-;;;###autoload (setq dir (if (file-directory-p
-;;;###autoload (expand-file-name "{arch}" dir))
-;;;###autoload t (directory-file-name dir))))
-;;;###autoload (if (eq dir t)
-;;;###autoload (progn
-;;;###autoload (load "vc-arch")
-;;;###autoload (vc-arch-registered file)))))
+;;;###autoload (if (vc-find-root file "{arch}/=tagging-method")
+;;;###autoload (progn
+;;;###autoload (load "vc-arch")
+;;;###autoload (vc-arch-registered file))))
(defun vc-arch-add-tagline ()
"Add an `arch-tag' to the end of the current file."
(defun vc-arch-root (file)
"Return the root directory of a Arch project, if any."
(or (vc-file-getprop file 'arch-root)
- (vc-file-setprop
- file 'arch-root
- (let ((root nil))
- (while (not (or root
- (equal file (setq file (file-name-directory file)))
- (null file)))
- ;; Check the =tagging-method, in case someone naively manually
- ;; creates a {arch} directory somewhere.
- (if (file-exists-p (expand-file-name "{arch}/=tagging-method" file))
- (setq root file)
- (setq file (directory-file-name file))))
- root))))
+ (vc-file-setprop
+ ;; Check the =tagging-method, in case someone naively manually
+ ;; creates a {arch} directory somewhere.
+ file 'arch-root (vc-find-root file "{arch}/=tagging-method"))))
(defun vc-arch-register (file &optional rev comment)
(if rev (error "Explicit initial revision not supported for Arch"))
(with-current-buffer (find-file-noselect sigfile)
(goto-char (point-min))
(while (and (search-forward id nil 'move)
- (progn (goto-char (- (match-beginning 0) 2))
- ;; Ignore E_ entries used for foo.id files.
- (or (not (bolp)) (looking-at "E_")))))
+ (save-excursion
+ (goto-char (- (match-beginning 0) 2))
+ ;; For `names', the lines start with `?./foo/bar'.
+ ;; For others there's 2 chars before the ./foo/bar.
+ (or (not (or (bolp) (looking-at "\n?")))
+ ;; Ignore E_ entries used for foo.id files.
+ (looking-at "E_")))))
(if (eobp)
;; ID not found.
(if (equal (file-name-nondirectory sigfile)
(defun vc-arch-workfile-version (file)
(let* ((root (expand-file-name "{arch}" (vc-arch-root file)))
(defbranch (vc-arch-default-version file)))
- (when (and defbranch (string-match "\\`\\(.+@[^/\n]+\\)/\\(\\(\\(.*\\)--.*\\)--.*\\)\\'" defbranch))
+ (when (and defbranch (string-match "\\`\\(.+@[^/\n]+\\)/\\(\\(\\(.*?\\)\\(?:--.*\\)?\\)--.*\\)\\'" defbranch))
(let* ((archive (match-string 1 defbranch))
(category (match-string 4 defbranch))
(branch (match-string 3 defbranch))
(setq logdir (expand-file-name version logdir))
(setq logdir (expand-file-name archive logdir))
(setq logdir (expand-file-name "patch-log" logdir))
- ;; Revision names go: base-0, patch-N, version-0, versionfix-N.
- (dolist (file (directory-files logdir))
+ (dolist (file (if (file-directory-p logdir) (directory-files logdir)))
+ ;; Revision names go: base-0, patch-N, version-0, versionfix-M.
(when (and (eq (aref file 0) ?v) (not sealed))
(setq sealed t rev-nb 0))
(if (and (string-match "-\\([0-9]+\\)\\'" file)
(setq newvers nil))
(if newvers
(error "Diffing specific revisions not implemented.")
- (let* ((async (fboundp 'start-process))
+ (let* ((async (and (not vc-disable-async-diff) (fboundp 'start-process)))
;; Run the command from the root dir.
(default-directory (vc-arch-root file))
(status