Merge branch 'maint'

* maint:
  git-send-email: Document configuration options
  git-merge: warn when -m provided on a fast forward

Documentation/git-send-email.txt

@@ -91,6 +91,19 @@ The --cc option must be repeated for each user you want on the cc list.
 The --to option must be repeated for each user you want on the to list.
 
 
+CONFIGURATION
+-------------
+sendemail.aliasesfile::
+	To avoid typing long email addresses, point this to one or more
+	email aliases files.  You must also supply 'sendemail.aliasfiletype'.
+
+sendemail.aliasfiletype::
+	Format of the file(s) specified in sendemail.aliasesfile. Must be
+	one of 'mutt', 'mailrc', 'pine', or 'gnus'.
+
+sendemail.smtpserver::
+	Default smtp server to use.
+
 Author
 ------
 Written by Ryan Anderson <ryan@michonline.com>

git-merge.sh

@@ -294,7 +294,12 @@ f,*)
 	git-update-index --refresh 2>/dev/null
 	new_head=$(git-rev-parse --verify "$1^0") &&
 	git-read-tree -v -m -u --exclude-per-directory=.gitignore $head "$new_head" &&
-	finish "$new_head" "Fast forward" || exit
+	msg="Fast forward"
+	if test -n "$have_message"
+	then
+		msg="$msg (no commit created; -m option ignored)"
+	fi
+	finish "$new_head" "$msg" || exit
 	dropsave
 	exit 0
 	;;