+(defun git-cherry-pick-commit (arg)
+ "Cherry-pick a commit."
+ (interactive (list (git-read-commit-name "Cherry-pick commit: ")))
+ (unless git-status (error "Not in git-status buffer."))
+ (let ((commit (git-rev-parse (concat arg "^0"))))
+ (unless commit (error "Not a valid commit '%s'." arg))
+ (when (git-rev-parse (concat commit "^2"))
+ (error "Cannot cherry-pick a merge commit."))
+ (let ((files (git-get-commit-files commit))
+ (ok (git-call-process-display-error "cherry-pick" "-n" commit)))
+ (git-update-status-files files ok)
+ (with-current-buffer (git-setup-commit-buffer commit)
+ (goto-char (point-min))
+ (if (re-search-forward "^\n*Signed-off-by:" nil t 1)
+ (goto-char (match-beginning 0))
+ (goto-char (point-max)))
+ (insert "(cherry picked from commit " commit ")\n"))
+ (when ok (git-commit-file)))))
+
+(defun git-revert-commit (arg)
+ "Revert a commit."
+ (interactive (list (git-read-commit-name "Revert commit: ")))
+ (unless git-status (error "Not in git-status buffer."))
+ (let ((commit (git-rev-parse (concat arg "^0"))))
+ (unless commit (error "Not a valid commit '%s'." arg))
+ (when (git-rev-parse (concat commit "^2"))
+ (error "Cannot revert a merge commit."))
+ (let ((files (git-get-commit-files commit))
+ (subject (git-get-commit-description commit))
+ (ok (git-call-process-display-error "revert" "-n" commit)))
+ (git-update-status-files files ok)
+ (when (string-match "^[0-9a-f]+ - \\(.*\\)$" subject)
+ (setq subject (match-string 1 subject)))
+ (git-setup-log-buffer (get-buffer-create "*git-commit*")
+ (git-get-merge-heads) nil nil (format "Revert \"%s\"" subject) nil
+ (format "This reverts commit %s.\n" commit))
+ (when ok (git-commit-file)))))
+