Index: ossp-pkg/sio/sio.c
RCS File: /v/ossp/cvs/ossp-pkg/sio/sio.c,v
rcsdiff -q -kk '-r1.8' '-r1.9' -u '/v/ossp/cvs/ossp-pkg/sio/sio.c,v' 2>/dev/null
--- sio.c	2002/11/05 16:53:55	1.8
+++ sio.c	2002/11/08 10:34:24	1.9
@@ -133,6 +133,8 @@
             h = PREV(h,hd);
         else if (rc == SIO_XSTREAM)
             h = h->cross;
+        else if (rc == SIO_LOOP)
+            h = h;
         else
             break;
     }
@@ -609,6 +611,7 @@
     case SIO_UPSTREAM:   mess = "Invoke Upstream Stage"; break;
     case SIO_DOWNSTREAM: mess = "Invoke Downstream Stage"; break;
     case SIO_XSTREAM:    mess = "Invoke Crossstream Stage"; break;
+    case SIO_LOOP:       mess = "Loop through current Stage"; break;
     default:             mess = "Invalid Result Code"; break;
     }
 
Index: ossp-pkg/sio/sio.h
RCS File: /v/ossp/cvs/ossp-pkg/sio/sio.h,v
rcsdiff -q -kk '-r1.3' '-r1.4' -u '/v/ossp/cvs/ossp-pkg/sio/sio.h,v' 2>/dev/null
--- sio.h	2002/11/07 15:29:53	1.3
+++ sio.h	2002/11/08 10:34:24	1.4
@@ -40,7 +40,8 @@
     SIO_ERR_INT,
     SIO_UPSTREAM,
     SIO_DOWNSTREAM,
-    SIO_XSTREAM
+    SIO_XSTREAM,
+    SIO_LOOP
 } sio_rc_t;
 
 typedef enum {
Index: ossp-pkg/sio/sio_hello.c
RCS File: /v/ossp/cvs/ossp-pkg/sio/sio_hello.c,v
rcsdiff -q -kk '-r1.3' '-r1.4' -u '/v/ossp/cvs/ossp-pkg/sio/sio_hello.c,v' 2>/dev/null
--- sio_hello.c	2002/11/05 17:20:22	1.3
+++ sio_hello.c	2002/11/08 10:34:24	1.4
@@ -254,22 +254,12 @@
         if (isoutput) {
             my->isoutput = 1;
             hello_saveoutput(my);
-            GOTO(PROMPTING, SIO_UPSTREAM);
-            /*
-             * FALL THROUGH to next state
-             *
-             * XXX = fall through is ugly
-             * XXX + efficient, no extra pass through scheduler
-             * XXX - scheduler doesn't support loops yet, we
-             *       could simulate this with extra states that
-             *       ping-pong back to the "right" side (ugh!)
-             */
+            GOTO(PROMPTING, SIO_LOOP);
         } else {
             my->isoutput = 0;
             GOTO(PROMPTING, SIO_XSTREAM);
-            break;
         }
-        /* FALL THROUGH */
+        break;
 
     case PROMPTING: