File: pml_base_open.c

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/*
 * Copyright (c) 2004-2005 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.
 * $COPYRIGHT$
 * 
 * Additional copyrights may follow
 * 
 * $HEADER$
 */


#include "ompi_config.h"
#include <stdio.h>

#include "opal/mca/mca.h"
#include "opal/mca/base/base.h"
#include "ompi/constants.h"
#include "ompi/mca/pml/pml.h"
#include "ompi/mca/pml/base/base.h"

/*
 * The following file was created by configure.  It contains extern
 * statements and the definition of an array of pointers to each
 * component's public mca_base_component_t struct.
 */

#include "ompi/mca/pml/base/static-components.h"

int mca_pml_base_progress(void) 
{
    return OMPI_SUCCESS;
}


/*
 * Global variables
 */
int mca_pml_base_output = -1;
OMPI_DECLSPEC mca_pml_base_module_t mca_pml = {
    NULL,                    /* pml_add_procs */
    NULL,                    /* pml_del_procs */
    NULL,                    /* pml_control */
    mca_pml_base_progress,   /* pml_progress */
    NULL,                    /* pml_add_comm */
    NULL,                    /* pml_del_comm */
    NULL,                    /* pml_irecv_init */
    NULL,                    /* pml_irecv */
    NULL,                    /* pml_recv */
    NULL,                    /* pml_isend_init */
    NULL,                    /* pml_isend */
    NULL,                    /* pml_send */
    NULL,                    /* pml_iprobe */
    NULL,                    /* pml_probe */
    NULL                     /* pml_start */
};

opal_list_t mca_pml_base_components_available;
mca_pml_base_component_t mca_pml_base_selected_component;
char *mca_pml_base_pml;

/**
 * Function for finding and opening either all MCA components, or the one
 * that was specifically requested via a MCA parameter.
 */
int mca_pml_base_open(void)
{
    /* Open up all available components */

    if (OMPI_SUCCESS != 
        mca_base_components_open("pml", 0, mca_pml_base_static_components, 
                                 &mca_pml_base_components_available,
                                 !MCA_pml_DIRECT_CALL)) {
        return OMPI_ERROR;
    }

    /* Set a sentinel in case we don't select any components (e.g.,
       ompi_info) */

    mca_pml_base_selected_component.pmlm_finalize = NULL;

    mca_base_param_lookup_string(
        mca_base_param_register_string("pml",NULL,NULL,NULL,"ob1"), &mca_pml_base_pml);

    return OMPI_SUCCESS;
}