send-email: don't attempt to prompt if tty is closed

diff --git a/Documentation/git-svn.txt b/Documentation/git-svn.txt
index cda3389331edd615cab316574e4dedc5cc30bd31..8163a19843a290c84e460a1f1c3fe5d59fa6f2ac 100644 (file)
--- a/Documentation/git-svn.txt
+++ b/Documentation/git-svn.txt
@@ -385,7 +385,8 @@ config key: svn.authorsfile
 
 -q::
 --quiet::
-       Make 'git-svn' less verbose.
+       Make 'git-svn' less verbose. Specify a second time to make it
+       even less verbose.
 
 --repack[=<n>]::
 --repack-flags=<flags>::