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openmpi/opal/util/stacktrace.h
Ralph Castain 728a24c8ec After considerable patience and help with debugging/testing from Tim M and Jeff S, return a completed and pretty well tested patch of the IOF to the trunk. This commit includes the previously reverted r20074, r20068, and r20064, as well as changes to fix those commits.
Basically, the remaining problem turned out to be:

1. closing stdout/stderr during orte_finalize of mpirun

2. inadvertently setting up a write event on fd = -1

3. devising a scheme to more accurately track when the stdin write event was active vs closed so it only got released once

This passed prelim MTT testing by Jeff and Tim, but should soak for awhile before migrating to 1.3.

This commit was SVN r20106.

The following SVN revision numbers were found above:
  r20064 --> open-mpi/ompi@a07660aea8
  r20068 --> open-mpi/ompi@ec930d14a9
  r20074 --> open-mpi/ompi@2940309613
2008-12-10 20:40:47 +00:00

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1.5 KiB
C

/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* @file
*/
#ifndef OPAL_STACKTRACE_H
#define OPAL_STACKTRACE_H
#include "opal_config.h"
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
/**
* Output the current stack trace (not including the call to this
* function) to the stream indicated.
*/
OPAL_DECLSPEC void opal_stackframe_output(int stream);
/**
* Here we register the opal_show_stackframe function for signals
* passed to OpenMPI by the mpi_signal-parameter passed to mpirun
* by the user.
*
* @returnvalue OPAL_SUCCESS
* @returnvalue OPAL_ERR_BAD_PARAM if the value in the signal-list
* is not a valid signal-number
*
*/
OPAL_DECLSPEC int opal_util_register_stackhandlers (void);
#endif /* OPAL_STACKTRACE_H */