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openmpi/ompi/mpi/c/status_f2c.c
Gilles Gouaillardet e97d3ce645 Add missing MPI_Status conversion subroutines
Only in C bindings:
 - MPI_Status_c2f08()
 - MPI_Status_f082c()

In all bindings but mpif.h
 - MPI_Status_f082f()
 - MPI_Status_f2f08()

and the PMPI_* related subroutines

As initially inteded by the MPI forum, the Fortran to/from Fortran 2008
conversion subtoutines are *not* implemented in the mpif.h bindings.
See the discussion at https://github.com/mpi-forum/mpi-issues/issues/298

Refs. open-mpi/ompi#1475

Signed-off-by: Gilles Gouaillardet <gilles@rist.or.jp>
2020-09-09 06:59:12 -07:00

84 строки
3.0 KiB
C

/* -*- 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) 2010-2012 Cisco Systems, Inc. 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.
* $COPYRIGHT$
*
* 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/mpi/fortran/base/fint_2_int.h"
#include "ompi/mpi/fortran/base/constants.h"
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_Status_f2c = PMPI_Status_f2c
#endif
#define MPI_Status_f2c PMPI_Status_f2c
#endif
static const char FUNC_NAME[] = "MPI_Status_f2c";
int MPI_Status_f2c(const MPI_Fint *f_status, MPI_Status *c_status)
{
int i, *c_ints;
OPAL_CR_NOOP_PROGRESS();
if (MPI_PARAM_CHECK) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
/* MPI-2:4.12.5 says that if you pass in
MPI_STATUS[ES]_IGNORE, it's erroneous */
if (NULL == f_status ||
#if OMPI_BUILD_FORTRAN_BINDINGS
/* This section is #if'ed out if we are not building the
fortran bindings because these macros check values
against constants that only exist if the fortran
bindings exist. */
OMPI_IS_FORTRAN_STATUS_IGNORE(f_status) ||
OMPI_IS_FORTRAN_STATUSES_IGNORE(f_status) ||
#endif
NULL == c_status) {
return OMPI_ERRHANDLER_NOHANDLE_INVOKE(
MPI_ERR_IN_STATUS, FUNC_NAME);
}
}
/* ***NOTE*** See huge comment in status_c2f.c (yes, I know
there's a size_t member in the C MPI_Status -- go
read that comment for an explanation why copying
everything as a bunch of int's is ok).
We can't use OMPI_FINT_2_INT here because of some complications
with include files. :-( So just do the casting manually. */
c_ints = (int*)c_status;
for( i = 0; i < (int)(sizeof(MPI_Status) / sizeof(int)); i++ ) {
c_ints[i] = (int)f_status[i];
}
return MPI_SUCCESS;
}