149 строки
5.3 KiB
C
149 строки
5.3 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2012-2013 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2015-2016 Intel, Inc. All rights reserved.
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* Copyright (c) 2015 Research Organization for Information Science
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* and Technology (RIST). All rights reserved.
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* Copyright (c) 2015 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include <stdio.h>
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#include "opal/class/opal_list.h"
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#include "opal/mca/pmix/pmix.h"
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#include "opal/util/argv.h"
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#include "opal/util/show_help.h"
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/info/info.h"
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#if OMPI_BUILD_MPI_PROFILING
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#if OPAL_HAVE_WEAK_SYMBOLS
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#pragma weak MPI_Unpublish_name = PMPI_Unpublish_name
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#endif
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#define MPI_Unpublish_name PMPI_Unpublish_name
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#endif
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static const char FUNC_NAME[] = "MPI_Unpublish_name";
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int MPI_Unpublish_name(const char *service_name, MPI_Info info,
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const char *port_name)
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{
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int rc;
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char range[OPAL_MAX_INFO_VAL];
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int flag=0;
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opal_list_t pinfo;
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opal_value_t *rng;
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char **keys = NULL;
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if ( MPI_PARAM_CHECK ) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if ( NULL == port_name ) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
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FUNC_NAME);
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}
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if ( NULL == service_name ) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
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FUNC_NAME);
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}
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if (NULL == info || ompi_info_is_freed(info)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
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FUNC_NAME);
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}
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}
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if (NULL == opal_pmix.publish) {
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opal_show_help("help-mpi-api.txt",
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"MPI function not supported",
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true,
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FUNC_NAME,
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"Underlying runtime environment does not support name publishing functionality");
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD,
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OMPI_ERR_NOT_SUPPORTED,
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FUNC_NAME);
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}
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OPAL_CR_ENTER_LIBRARY();
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OBJ_CONSTRUCT(&pinfo, opal_list_t);
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/* OMPI supports info keys to pass the range to
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* be searched for the given key */
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if (MPI_INFO_NULL != info) {
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ompi_info_get (info, "range", sizeof(range) - 1, range, &flag);
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if (flag) {
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if (0 == strcmp(range, "nspace")) {
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rng = OBJ_NEW(opal_value_t);
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rng->key = strdup(OPAL_PMIX_RANGE);
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rng->type = OPAL_INT;
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rng->data.integer = OPAL_PMIX_RANGE_NAMESPACE; // share only with procs in same nspace
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opal_list_append(&pinfo, &rng->super);
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} else if (0 == strcmp(range, "session")) {
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rng = OBJ_NEW(opal_value_t);
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rng->key = strdup(OPAL_PMIX_RANGE);
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rng->type = OPAL_INT;
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rng->data.integer = OPAL_PMIX_RANGE_SESSION; // share only with procs in same session
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opal_list_append(&pinfo, &rng->super);
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} else {
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/* unrecognized scope */
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OPAL_LIST_DESTRUCT(&pinfo);
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
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FUNC_NAME);
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}
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}
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}
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/* unpublish the service_name */
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opal_argv_append_nosize(&keys, service_name);
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rc = opal_pmix.unpublish(keys, &pinfo);
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opal_argv_free(keys);
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OPAL_LIST_DESTRUCT(&pinfo);
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if ( OPAL_SUCCESS != rc ) {
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if (OPAL_ERR_NOT_FOUND == rc) {
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/* service couldn't be found */
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rc = MPI_ERR_SERVICE;
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} else if (OPAL_ERR_PERM == rc) {
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/* this process didn't own the specified service */
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rc = MPI_ERR_ACCESS;
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} else if (OPAL_ERR_NOT_SUPPORTED == rc) {
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/* this PMIX environment doesn't support publishing */
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rc = OMPI_ERR_NOT_SUPPORTED;
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opal_show_help("help-mpi-api.txt",
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"MPI function not supported",
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true,
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FUNC_NAME,
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"Underlying runtime environment does not support name publishing functionality");
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} else {
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rc = MPI_ERR_INTERN;
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}
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OPAL_CR_EXIT_LIBRARY();
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, rc, FUNC_NAME);
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}
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OPAL_CR_EXIT_LIBRARY();
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return MPI_SUCCESS;
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}
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