change process group only in bproc case, as this is really

a workaround for a bproc4 bug

This commit was SVN r9064.

orte/mca/pls/bproc_orted/pls_bproc_orted.c

@@ -403,6 +403,14 @@ int orte_pls_bproc_orted_launch(orte_jobid_t jobid) {
     }
 #endif
 
+    /**
+     * hack for bproc4, change process group so that we do not receive signals 
+     * from the parent/front-end process, as bproc4 does not currently allow the
+     * process to intercept the signal
+    */
+    setpgid(0,0);
+
+    /* get current node number */
     rc = bproc_currnode();
     if(0 > rc) {
         opal_output(0, "pls_bproc_orted component running on invalid node");

orte/tools/orted/orted.c

@@ -286,10 +286,8 @@ int main(int argc, char *argv[])
     }
 
     /* Set signal handlers to catch kill signals so we can properly clean up
-     * after ourselves. Set new process group so that we don't receive signals
-     * from controlling terminal/parent.
+     * after ourselves. 
      */
-    setpgid(0,0);
     opal_event_set(&term_handler, SIGTERM, OPAL_EV_SIGNAL,
                    signal_callback, NULL);
     opal_event_add(&term_handler, NULL);