send-email documentation: clarify --smtp-server

It can be either hostname/address, or a full path to a
local executable.

Signed-off-by: Jari Aalto <jari.aalto@cante.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt
index 795db873fcda3b9248e56b3662a95f726b7a20cd..7ae39fd5a20a869db8c2be101d7001c1c48ff198 100644 (file)
--- a/Documentation/git-send-email.txt
+++ b/Documentation/git-send-email.txt
@@ -54,7 +54,7 @@ The --cc option must be repeated for each user you want on the cc list.
 
 --in-reply-to::
        Specify the contents of the first In-Reply-To header.
-       Subsequent emails will refer to the previous email 
+       Subsequent emails will refer to the previous email
        instead of this if --chain-reply-to is set (the default)
        Only necessary if --compose is also set.  If --compose
        is not set, this will be prompted for.
@@ -68,8 +68,9 @@ The --cc option must be repeated for each user you want on the cc list.
        all that is output.
 
 --smtp-server::
-       If set, specifies the outgoing SMTP server to use.  A full
-       pathname of a sendmail-like program can be specified instead;
+       If set, specifies the outgoing SMTP server to use (e.g.
+       `smtp.example.com` or a raw IP address).  Alternatively it can
+       specify a full pathname of a sendmail-like program instead;
        the program must support the `-i` option.  Default value can
        be specified by the 'sendemail.smtpserver' configuration
        option; the built-in default is `/usr/sbin/sendmail` or