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openmpi/ompi/mca/btl/base/btl_base_open.c
Brian Barrett 24116a3935 * fix up a bunch of threading issues when progress and/or mpi threads
are enabled.  Mostly just ADD32 -> ADD_SIZE_T issues and naming of
  variables in THREAD_{LOCK,UNLOCK}

This commit was SVN r6706.
2005-08-02 17:36:01 +00:00

107 строки
2.8 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* 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 "mca/mca.h"
#include "mca/base/base.h"
#include "mca/base/mca_base_param.h"
#include "mca/pml/pml.h"
#include "mca/btl/btl.h"
#include "mca/btl/base/base.h"
/*
* mca_btl_base_descriptor_t
*/
static void mca_btl_base_descriptor_constructor(mca_btl_base_descriptor_t* des)
{
des->des_src = NULL;
des->des_src_cnt = 0;
des->des_dst = NULL;
des->des_dst_cnt = 0;
des->des_cbfunc = NULL;
des->des_cbdata = NULL;
des->des_flags = 0;
}
static void mca_btl_base_descriptor_destructor(mca_btl_base_descriptor_t* des)
{
}
OBJ_CLASS_INSTANCE(
mca_btl_base_descriptor_t,
opal_list_item_t,
mca_btl_base_descriptor_constructor,
mca_btl_base_descriptor_destructor);
/*
* 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/btl/base/static-components.h"
/*
* Global variables
*/
int mca_btl_base_output = -1;
char* mca_btl_base_include = NULL;
char* mca_btl_base_exclude = NULL;
opal_list_t mca_btl_base_components_opened;
opal_list_t mca_btl_base_modules_initialized;
static bool already_opened = false;
/**
* Function for finding and opening either all MCA components, or the one
* that was specifically requested via a MCA parameter.
*/
int mca_btl_base_open(void)
{
if (already_opened) return OMPI_SUCCESS;
already_opened = true;
/* Open up all available components */
if (OMPI_SUCCESS !=
mca_base_components_open("btl", 0, mca_btl_base_static_components,
&mca_btl_base_components_opened, true)) {
return OMPI_ERROR;
}
/* Initialize the list so that in mca_btl_base_close(), we can
iterate over it (even if it's empty, as in the case of
ompi_info) */
OBJ_CONSTRUCT(&mca_btl_base_modules_initialized, opal_list_t);
/* register parameters */
mca_base_param_lookup_string(
mca_base_param_register_string("btl","base","include",NULL,NULL), &mca_btl_base_include);
mca_base_param_lookup_string(
mca_base_param_register_string("btl","base","exclude",NULL,NULL), &mca_btl_base_exclude);
/* All done */
return OMPI_SUCCESS;
}