Don't have singletons wireup the iof. Instead, we let the fork'd orted handle io forwarding. This prevents an issue with the event library and pty's on singletons

This commit was SVN r18056.

orte/mca/ess/singleton/ess_singleton_module.c

@@ -130,19 +130,10 @@ static int rte_init(char flags)
         return rc;
     }
     
-    /* wireup our io */
+    /* NOTE: do not wireup our io - let the fork'd orted serve
-    if (ORTE_SUCCESS != (rc = orte_iof.iof_pull(ORTE_PROC_MY_NAME, ORTE_NS_CMP_JOBID, ORTE_IOF_STDOUT, 1))) {
+     * as our io handler. This prevents issues with the event
-        ORTE_ERROR_LOG(rc);
+     * library wrt pty's and stdin
-        return rc;
+     */
-    }
-    if (ORTE_SUCCESS != (rc = orte_iof.iof_pull(ORTE_PROC_MY_NAME, ORTE_NS_CMP_JOBID, ORTE_IOF_STDERR, 2))) {
-        ORTE_ERROR_LOG(rc);
-        return rc;
-    }
-    if (ORTE_SUCCESS != (rc = orte_iof.iof_push(ORTE_PROC_MY_NAME, ORTE_NS_CMP_JOBID, ORTE_IOF_STDIN, 0))) {
-        ORTE_ERROR_LOG(rc);
-        return rc;
-    }
 
     return ORTE_SUCCESS;
 }