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openmpi/ompi/mpi/c/imrecv.c
Jeff Squyres 91b80630aa Update MPROBE, IMPROBE, MRECV, IMRECV with the behavior described in
MPI-3 ticket 328:
https://svn.mpi-forum.org/trac/mpi-forum-web/ticket/328.  Add
MPI_MESSAGE_NO_PROC constant.

This commit was SVN r26115.
2012-03-08 13:27:01 +00:00

70 строки
1.8 KiB
C

/*
* Copyright (c) 2011 Sandia National Laboratories. All rights reserved.
* Copyright (c) 2012 Cisco Systems, Inc. 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/mca/pml/pml.h"
#include "ompi/memchecker.h"
#include "ompi/request/request.h"
#include "ompi/message/message.h"
#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_Imrecv = PMPI_Imrecv
#endif
#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/c/profile/defines.h"
#endif
static const char FUNC_NAME[] = "MPI_Imrecv";
int MPI_Imrecv(void *buf, int count, MPI_Datatype type,
MPI_Message *message, MPI_Request *request)
{
int rc = MPI_SUCCESS;
ompi_communicator_t *comm;
MEMCHECKER(
memchecker_datatype(type);
memchecker_call(&opal_memchecker_base_isaddressible, buf, count, type);
memchecker_comm(comm);
);
if ( MPI_PARAM_CHECK ) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
OMPI_CHECK_DATATYPE_FOR_RECV(rc, type, count);
OMPI_CHECK_USER_BUFFER(rc, buf, type, count);
if (NULL == message || MPI_MESSAGE_NULL == *message) {
rc = MPI_ERR_REQUEST;
comm = MPI_COMM_NULL;
} else {
comm = (*message)->comm;
}
OMPI_ERRHANDLER_CHECK(rc, comm, rc, FUNC_NAME);
} else {
comm = (*message)->comm;
}
if (&ompi_message_no_proc.message == *message) {
*request = &ompi_request_empty;
return MPI_SUCCESS;
}
OPAL_CR_ENTER_LIBRARY();
rc = MCA_PML_CALL(imrecv(buf, count, type, message, request));
OMPI_ERRHANDLER_RETURN(rc, (*message)->comm, rc, FUNC_NAME);
}