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