Commit c0bf7753 authored by Ami Fischman's avatar Ami Fischman Committed by Chong Yidong

* vc/vc-git.el (vc-git-state): Avoid unnecessarily locking.

parent 02243d9d
2012-03-26 Ami Fischman <ami@fischman.org>
* vc/vc-git.el (vc-git-state): Avoid unnecessarily locking.
2012-03-26 Glenn Morris <rgm@gnu.org>
* files.el (save-buffers-kill-emacs): Doc fix.
......
......@@ -217,12 +217,21 @@ matching the resulting Git log output, and KEYWORDS is a list of
;; operation.
(if (not (vc-git-registered file))
'unregistered
(vc-git--call nil "add" "--refresh" "--" (file-relative-name file))
(let ((diff (vc-git--run-command-string
file "diff-index" "-z" "HEAD" "--")))
(if (and diff (string-match ":[0-7]\\{6\\} [0-7]\\{6\\} [0-9a-f]\\{40\\} [0-9a-f]\\{40\\} \\([ADMUT]\\)\0[^\0]+\0"
diff))
(vc-git--state-code (match-string 1 diff))
file "diff-index" "-p" "--raw" "-z" "HEAD" "--")))
(if (and diff
(string-match ":[0-7]\\{6\\} [0-7]\\{6\\} [0-9a-f]\\{40\\} [0-9a-f]\\{40\\} \\([ADMUT]\\)\0[^\0]+\0\\(\\(?:.\\|\n\\)*\\)\\'"
diff))
(let ((diff-letter (match-string 1 diff))
(diff-contents (match-string 2 diff)))
(if (not (string-match "\n." diff-contents))
;; Empty diff: file contents is the same as the HEAD
;; revision, but timestamps are different (eg, file
;; was "touch"ed). Update timestamp in index:
(prog1 'up-to-date
(vc-git--call nil "add" "--refresh" "--"
(file-relative-name file)))
(vc-git--state-code diff-letter)))
(if (vc-git--empty-db-p) 'added 'up-to-date)))))
(defun vc-git-working-revision (file)
......
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