Add support for parsing an empty Runas_List, which only allows the

command to be run as the invoking user.  This can be used in
conjunction with the Solaris Privilege Set support to grant privileges
without changing the user.

plugins/sudoers/parse.c

@@ -650,6 +650,9 @@ _print_member(struct lbuf *lbuf, char *name, int type, int negated,
 	case ALL:
 	    lbuf_append(lbuf, "%sALL", negated ? "!" : "");
 	    break;
+	case MYSELF:
+	    lbuf_append(lbuf, "%s%s", negated ? "!" : "", user_name);
+	    break;
 	case COMMAND:
 	    c = (struct sudo_command *) name;
 	    if (negated)