DDB - Do not generate endless stream of CRs if console not attached

If we get a console EOF do not just generate an endless stream of
CR's.  Just hang in the loop for now.

diff --git a/sys/ddb/db_input.c b/sys/ddb/db_input.c
index fe48a62..38769e3 100644 (file)
--- a/sys/ddb/db_input.c
+++ b/sys/ddb/db_input.c
@@ -259,7 +259,7 @@ db_inputchar(int c)
                 * probably that means we HAVE no console.. we should try bail
                 * XXX
                 */
-               c = '\r';
+               return (0);
            case '\n':
            case '\r':
                *db_le++ = c;