Add configuration variable for sign-off to format-patch

diff --git a/Documentation/config.txt b/Documentation/config.txt
index ad22cb875e54057d7a8246b7c28f44ff90cfd14a..27cb7f14080210fac4dc9b0966dee326aeeaf394 100644 (file)
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -715,6 +715,13 @@ format.thread::
        A true boolean value is the same as `shallow`, and a false
        value disables threading.
 
+format.signoff::
+    A boolean value which lets you enable the `-s/--signoff` option of
+    format-patch by default. *Note:* Adding the Signed-off-by: line to a
+    patch should be a conscious act and means that you certify you have
+    the rights to submit this work under the same open source license.
+    Please see the 'SubmittingPatches' document for further discussion.
+
 gc.aggressiveWindow::
        The window size parameter used in the delta compression
        algorithm used by 'git-gc --aggressive'.  This defaults