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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) 2004-2020 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) 2013 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2017 Cisco Systems, Inc. All rights reserved
* Copyright (c) 2018 Triad National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.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"
#include <stdlib.h>
#include <string.h>
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_Info_delete = PMPI_Info_delete
#endif
#define MPI_Info_delete PMPI_Info_delete
#endif
static const char FUNC_NAME[] = "MPI_Info_delete";
/**
* Delete a (key,value) pair from "info"
*
* @param info MPI_Info handle on which we need to operate
* @param key The key portion of the (key,value) pair that
* needs to be deleted
*
* @retval MPI_SUCCESS If the (key,val) pair was deleted
* @retval MPI_ERR_INFO
* @retval MPI_ERR_INFO_KEYY
*/
int MPI_Info_delete(MPI_Info info, const char *key) {
int key_length;
int err;
/**
* This function merely deletes the (key,val) pair in info
*/
if (MPI_PARAM_CHECK) {
if (NULL == info || MPI_INFO_NULL == info ||
ompi_info_is_freed(info)) {
return OMPI_ERRHANDLER_NOHANDLE_INVOKE(MPI_ERR_INFO,
FUNC_NAME);
}
key_length = (key) ? (int)strlen (key) : 0;
if ((NULL == key) || (0 == key_length) ||
(MPI_MAX_INFO_KEY <= key_length)) {
return OMPI_ERRHANDLER_NOHANDLE_INVOKE(MPI_ERR_INFO_KEY,
FUNC_NAME);
}
}
err = ompi_info_delete (info, key);
// Note that ompi_info_delete() (i.e., opal_info_delete()) will
// return OPAL_ERR_NOT_FOUND if there was no corresponding key to
// delete. Per MPI-3.1, we need to convert that to
// MPI_ERR_INFO_NOKEY.
if (OPAL_ERR_NOT_FOUND == err) {
err = MPI_ERR_INFO_NOKEY;
}
OMPI_ERRHANDLER_NOHANDLE_RETURN(err, err, FUNC_NAME);
}
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